repos/blastem: vdp.c annotate

annotate vdp.c @ 32:8602ad493794

Fix horizontal sprite mirroring

author	Mike Pavone <pavone@retrodev.com>
date	Sat, 08 Dec 2012 21:39:01 -0800
parents	25016576b5f3
children	0e7df84158b1

rev	line source
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	1 #include "vdp.h"
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	2 #include <stdlib.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	3 #include <string.h>
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	4
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	5 #define MCLKS_LINE 3420
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	6 #define NTSC_ACTIVE 225
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	7 #define PAL_ACTIVE 241
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	8 #define BUF_BIT_PRIORITY 0x40
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	9 #define MAP_BIT_PRIORITY 0x8000
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	10 #define MAP_BIT_H_FLIP 0x800
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	11 #define MAP_BIT_V_FLIP 0x1000
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	12
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	13 #define BIT_PAL 0x8
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	14 #define BIT_H40 0x1
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	15
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	16 void init_vdp_context(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	17 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	18 memset(context, 0, sizeof(context));
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	19 context->vdpmem = malloc(VRAM_SIZE);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	20 context->framebuf = malloc(FRAMEBUF_SIZE);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	21 context->linebuf = malloc(LINEBUF_SIZE + 48);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	22 context->tmp_buf_a = context->linebuf + LINEBUF_SIZE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	23 context->tmp_buf_b = context->tmp_buf_a + 24;
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	24 context->sprite_draws = MAX_DRAWS;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	25 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	26
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	27 void render_sprite_cells(vdp_context * context)
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	28 {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	29 if (context->cur_slot >= context->sprite_draws) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	30 sprite_draw * d = context->sprite_draw_list + context->cur_slot;
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	31
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	32 uint16_t dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	33 int16_t x;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	34 if (d->h_flip) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	35 x = d->x_pos + 7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 dir = -1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	37 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 x = d->x_pos;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	39 dir = 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 }
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	41 //printf("Draw Slot %d of %d, Rendering sprite cell from %X to x: %d\n", context->cur_slot, context->sprite_draws, d->address, x);
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	42 context->cur_slot--;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	43 for (uint16_t address = d->address; address < d->address+4; address++) {
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	44 if (x >= 0 && x < 320 && !(context->linebuf[x] & 0xF)) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	45 context->linebuf[x] = (context->vdpmem[address] >> 4) \| d->pal_priority;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	46 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	47 x += dir;
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	48 if (x >= 0 && x < 320 && !(context->linebuf[x] & 0xF)) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 context->linebuf[x] = (context->vdpmem[address] & 0xF) \| d->pal_priority;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	50 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	51 x += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	52 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	53 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	54 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	55
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	56 void scan_sprite_table(uint32_t line, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 if (context->sprite_index && context->slot_counter) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 line += 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	60 line &= 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	61 context->sprite_index &= 0x7F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	62 //TODO: Read from SAT cache rather than from VRAM
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	63 uint16_t sat_address = (context->regs[REG_SAT] & 0x7F) << 9;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	64 uint16_t address = context->sprite_index * 8 + sat_address;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	65 int16_t y = ((context->vdpmem[address] & 0x3) << 8 \| context->vdpmem[address+1]) - 128;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	66 uint8_t height = ((context->vdpmem[address+2] & 0x3) + 1) * 8;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	67 //printf("Sprite %d \| y: %d, height: %d\n", context->sprite_index, y, height);
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	68 if (y <= line && line < (y + height)) {
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	69 //printf("Sprite %d at y: %d with height %d is on line %d\n", context->sprite_index, y, height, line);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	70 context->sprite_info_list[--(context->slot_counter)].size = context->vdpmem[address+2];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 context->sprite_info_list[context->slot_counter].index = context->sprite_index;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 context->sprite_info_list[context->slot_counter].y = y;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	73 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	74 context->sprite_index = context->vdpmem[address+3] & 0x7F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	75 if (context->sprite_index && context->slot_counter)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	76 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	77 address = context->sprite_index * 8 + sat_address;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	78 y = ((context->vdpmem[address] & 0x3) << 8 \| context->vdpmem[address+1]) - 128;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	79 height = ((context->vdpmem[address+2] & 0x3) + 1) * 8;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	80 if (y <= line && line < (y + height)) {
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	81 //printf("Sprite %d at y: %d with height %d is on line %d\n", context->sprite_index, y, height, line);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	82 context->sprite_info_list[--(context->slot_counter)].size = context->vdpmem[address+2];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	83 context->sprite_info_list[context->slot_counter].index = context->sprite_index;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	84 context->sprite_info_list[context->slot_counter].y = y;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	85 }
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	86 context->sprite_index = context->vdpmem[address+3] & 0x7F;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	87 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	88 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	89 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	90
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	91 void read_sprite_x(uint32_t line, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	92 {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	93 if ((context->cur_slot >= context->slot_counter) && context->sprite_draws) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	94 line += 1;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	95 line &= 0xFF;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	96 //in tiles
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	97 uint8_t width = ((context->sprite_info_list[context->cur_slot].size >> 2) & 0x3) + 1;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	98 //in pixels
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	99 uint8_t height = ((context->sprite_info_list[context->cur_slot].size & 0x3) + 1) * 8;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	100 uint16_t att_addr = ((context->regs[REG_SAT] & 0x7F) << 9) + context->sprite_info_list[context->cur_slot].index * 8 + 4;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	101 uint16_t tileinfo = (context->vdpmem[att_addr] << 8) \| context->vdpmem[att_addr+1];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	102 uint8_t pal_priority = (tileinfo >> 9) & 0x70;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	103 uint8_t row;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	104 if (tileinfo & MAP_BIT_V_FLIP) {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	105 row = (context->sprite_info_list[context->cur_slot].y + height - 1) - line;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	106 } else {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	107 row = line-context->sprite_info_list[context->cur_slot].y;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	108 }
22 f090a98ccb7e Sprites fixed, working on bg planes Mike Pavone <pavone@retrodev.com> parents: 21 diff changeset	109 //uint16_t address = ((tileinfo & 0x7FF) << 5) + (row & 0x7) * 4 + (row & 0x18) * width * 4;
f090a98ccb7e Sprites fixed, working on bg planes Mike Pavone <pavone@retrodev.com> parents: 21 diff changeset	110 uint16_t address = ((tileinfo & 0x7FF) << 5) + row * 4;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	111 int16_t x = ((context->vdpmem[att_addr+ 2] & 0x3) << 8) \| context->vdpmem[att_addr + 3];
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	112 if (x) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	113 x -= 128;
22 f090a98ccb7e Sprites fixed, working on bg planes Mike Pavone <pavone@retrodev.com> parents: 21 diff changeset	114 int16_t base_x = x;
32 8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	115 int16_t dir;
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	116 if (tileinfo & MAP_BIT_H_FLIP) {
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	117 x += (width-1) * 8;
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	118 dir = -8;
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	119 } else {
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	120 dir = 8;
8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	121 }
27 aa1c47fab3f1 Fix sprite transparency for overlapping sprites Mike Pavone <pavone@retrodev.com> parents: 26 diff changeset	122 //printf("Sprite %d \| x: %d, y: %d, width: %d, height: %d, pal_priority: %X, row: %d, tile addr: %X\n", context->sprite_info_list[context->cur_slot].index, x, context->sprite_info_list[context->cur_slot].y, width, height, pal_priority, row, address);
32 8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	123 for (int16_t i=0; i < width && context->sprite_draws; i++, x += dir) {
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	124 --context->sprite_draws;
32 8602ad493794 Fix horizontal sprite mirroring Mike Pavone <pavone@retrodev.com> parents: 31 diff changeset	125 context->sprite_draw_list[context->sprite_draws].address = address + i * height * 4;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	126 context->sprite_draw_list[context->sprite_draws].x_pos = x;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	127 context->sprite_draw_list[context->sprite_draws].pal_priority = pal_priority;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	128 context->sprite_draw_list[context->sprite_draws].h_flip = (tileinfo & MAP_BIT_H_FLIP) ? 1 : 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	129 }
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	130 context->cur_slot--;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	131 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	132 //sprite masking enabled, no more sprites on this line
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	133 context->cur_slot = -1;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	134 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	135 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	136 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	137
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	138 void external_slot(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	139 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	140 //TODO: Implement me
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	141 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	142
25 4d0c20ad815a Fix vertical scroll value for plane B Mike Pavone <pavone@retrodev.com> parents: 24 diff changeset	143 void read_map_scroll(uint16_t column, uint16_t vsram_off, uint32_t line, uint16_t address, uint16_t hscroll_val, vdp_context * context)
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	144 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	145 uint16_t vscroll;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	146 switch(context->regs[REG_SCROLL] & 0x30)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	147 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	148 case 0:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	149 vscroll = 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	150 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	151 case 0x10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	152 vscroll = 0x1FF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	153 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	154 case 0x20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	155 //TODO: Verify this behavior
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	156 vscroll = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	157 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	158 case 0x30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	159 vscroll = 0x3FF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	160 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	161 }
25 4d0c20ad815a Fix vertical scroll value for plane B Mike Pavone <pavone@retrodev.com> parents: 24 diff changeset	162 vscroll &= (context->vsram[(context->regs[REG_MODE_3] & 0x4 ? column : 0) + vsram_off] + line);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	163 context->v_offset = vscroll & 0x7;
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	164 //printf("%s \| line %d, vsram: %d, vscroll: %d, v_offset: %d\n",(vsram_off ? "B" : "A"), line, context->vsram[context->regs[REG_MODE_3] & 0x4 ? column : 0], vscroll, context->v_offset);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	165 vscroll /= 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	166 uint16_t hscroll_mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	167 uint16_t v_mul;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	168 switch(context->regs[REG_SCROLL] & 0x3)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	169 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	170 case 0:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	171 hscroll_mask = 0xF8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	172 v_mul = 64;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	173 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	174 case 0x1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	175 hscroll_mask = 0x1F8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	176 v_mul = 128;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	177 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	178 case 0x2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	179 //TODO: Verify this behavior
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	180 hscroll_mask = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	181 v_mul = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	182 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	183 case 0x3:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	184 hscroll_mask = 0x3F8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	185 v_mul = 256;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	186 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	187 }
28 037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	188 uint16_t hscroll, offset;
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	189 for (int i = 0; i < 2; i++) {
31 25016576b5f3 Make horizontal scrolling closer to correct, Comix Zone looks good, Sonic 2 slightly off Mike Pavone <pavone@retrodev.com> parents: 30 diff changeset	190 hscroll = ((column - 2 + i) * 8 - hscroll_val) & hscroll_mask;
28 037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	191 offset = address + ((vscroll * v_mul + hscroll/4) & 0x1FFF);
30 03f9bb57cc54 Small cleanup Mike Pavone <pavone@retrodev.com> parents: 29 diff changeset	192 //printf("%s \| line: %d, col: %d, x: %d, hs_mask %X, v_mul: %d, scr reg: %X, tbl addr: %X\n", (vsram_off ? "B" : "A"), line, (column-(2-i)), hscroll, hscroll_mask, v_mul, context->regs[REG_SCROLL], offset);
28 037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	193 uint16_t col_val = (context->vdpmem[offset] << 8) \| context->vdpmem[offset+1];
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	194 if (i) {
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	195 context->col_2 = col_val;
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	196 } else {
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	197 context->col_1 = col_val;
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	198 }
037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	199 }
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	200 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	201
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	202 void read_map_scroll_a(uint16_t column, uint32_t line, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 {
25 4d0c20ad815a Fix vertical scroll value for plane B Mike Pavone <pavone@retrodev.com> parents: 24 diff changeset	204 read_map_scroll(column, 0, line, (context->regs[REG_SCROLL_A] & 0x38) << 10, context->hscroll_a, context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	206
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 void read_map_scroll_b(uint16_t column, uint32_t line, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 {
25 4d0c20ad815a Fix vertical scroll value for plane B Mike Pavone <pavone@retrodev.com> parents: 24 diff changeset	209 read_map_scroll(column, 1, line, (context->regs[REG_SCROLL_B] & 0x7) << 13, context->hscroll_b, context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	211
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 void render_map(uint16_t col, uint8_t * tmp_buf, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	214 uint16_t address = ((col & 0x3FF) << 5);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 if (col & MAP_BIT_V_FLIP) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 address += 24 - 4 * context->v_offset;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	218 address += 4 * context->v_offset;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 uint16_t pal_priority = (col >> 9) & 0x70;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 int32_t dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	222 if (col & MAP_BIT_H_FLIP) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	223 tmp_buf += 7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 dir = -1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 dir = 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	227 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	228 for (uint32_t i=0; i < 4; i++, address++)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 *tmp_buf = pal_priority \| (context->vdpmem[address] >> 4);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	231 tmp_buf += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	232 *tmp_buf = pal_priority \| (context->vdpmem[address] & 0xF);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	233 tmp_buf += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	235 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	236
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 void render_map_1(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	238 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	239 render_map(context->col_1, context->tmp_buf_a+8, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	241
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 void render_map_2(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	243 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	244 render_map(context->col_2, context->tmp_buf_a+16, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	246
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 void render_map_3(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	248 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 render_map(context->col_1, context->tmp_buf_b+8, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	250 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	251
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	252 void render_map_output(uint32_t line, int32_t col, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	254 if (line >= 240) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	255 return;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	256 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	257 render_map(context->col_2, context->tmp_buf_b+16, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	258 uint16_t dst, end;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	259 uint8_t sprite_buf, plane_a, *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	260 if (col)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	261 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	262 col-=2;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	263 dst = context->framebuf + line * 320 + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	264 sprite_buf = context->linebuf + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	265 plane_a = context->tmp_buf_a + 8 - (context->hscroll_a & 0x7);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	266 plane_b = context->tmp_buf_b + 8 - (context->hscroll_b & 0x7);
30 03f9bb57cc54 Small cleanup Mike Pavone <pavone@retrodev.com> parents: 29 diff changeset	267 end = dst + 16;
03f9bb57cc54 Small cleanup Mike Pavone <pavone@retrodev.com> parents: 29 diff changeset	268 //printf("A \| tmp_buf offset: %d\n", 8 - (context->hscroll_a & 0x7));
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	269 for (; dst < end; ++plane_a, ++plane_b, ++sprite_buf, ++dst) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	270 uint8_t pixel;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	271 if (sprite_buf & BUF_BIT_PRIORITY && sprite_buf & 0xF) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	272 pixel = *sprite_buf;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	273 } else if (plane_a & BUF_BIT_PRIORITY && plane_a & 0xF) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 pixel = *plane_a;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	275 } else if (plane_b & BUF_BIT_PRIORITY && plane_b & 0xF) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 pixel = *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 } else if (*sprite_buf & 0xF) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	278 pixel = *sprite_buf;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	279 } else if (*plane_a & 0xF) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 pixel = *plane_a;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	281 } else if (*plane_b & 0xF){
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 pixel = *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	284 pixel = context->regs[REG_BG_COLOR] & 0x3F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	286 *dst = context->cram[pixel & 0x3F] \| ((pixel & BUF_BIT_PRIORITY) ? 0x1000 : 0);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	287 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	288 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 //dst = context->framebuf + line * 320;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 //sprite_buf = context->linebuf + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 //plane_a = context->tmp_buf_a + 16 - (context->hscroll_a & 0x7);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 //plane_b = context->tmp_buf_b + 16 - (context->hscroll_b & 0x7);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 //end = dst + 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	295
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	296 uint16_t remaining = context->hscroll_a & 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 memcpy(context->tmp_buf_a + 8 - remaining, context->tmp_buf_a + 24 - remaining, remaining);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	298 remaining = context->hscroll_b & 0x7;
28 037963b4c92d Fix BG plane B render bug Mike Pavone <pavone@retrodev.com> parents: 27 diff changeset	299 memcpy(context->tmp_buf_b + 8 - remaining, context->tmp_buf_b + 24 - remaining, remaining);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	301
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 #define COLUMN_RENDER_BLOCK(column, startcyc) \
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 case startcyc:\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 read_map_scroll_a(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 case (startcyc+1):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 external_slot(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 case (startcyc+2):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 render_map_1(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	312 case (startcyc+3):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	313 render_map_2(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 case (startcyc+4):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 read_map_scroll_b(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	317 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	318 case (startcyc+5):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	319 read_sprite_x(line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 case (startcyc+6):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 render_map_3(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 case (startcyc+7):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 render_map_output(line, column, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	327
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	328 #define COLUMN_RENDER_BLOCK_REFRESH(column, startcyc) \
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 case startcyc:\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 read_map_scroll_a(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	331 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	332 case (startcyc+1):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	334 case (startcyc+2):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	335 render_map_1(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	336 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	337 case (startcyc+3):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	338 render_map_2(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	340 case (startcyc+4):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	341 read_map_scroll_b(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	342 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	343 case (startcyc+5):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	344 read_sprite_x(line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	346 case (startcyc+6):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	347 render_map_3(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	349 case (startcyc+7):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	350 render_map_output(line, column, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	351 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	352
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 void vdp_h40(uint32_t line, uint32_t linecyc, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	354 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	355 uint16_t address;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	356 uint32_t mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	357 switch(linecyc)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	358 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	359 //sprite render to line buffer starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 case 0:
26 a7c2b92d8056 Fix management of context->sprite_draws so the sprite layer only draws when it should Mike Pavone <pavone@retrodev.com> parents: 25 diff changeset	361 context->cur_slot = MAX_DRAWS-1;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 memset(context->linebuf, 0, LINEBUF_SIZE);
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	363 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	364 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	365 case 1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	366 case 2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 case 3:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	368 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	369 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 //sprite attribute table scan starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	371 case 4:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	372 render_sprite_cells( context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 context->sprite_index = 0x80;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	374 context->slot_counter = MAX_SPRITES_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	375 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	376 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	377 case 5:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 case 6:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	379 case 7:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	380 case 8:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 case 9:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	382 case 10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 case 11:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	384 case 12:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 case 13:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 case 14:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 case 15:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	388 case 16:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	389 case 17:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	390 case 18:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	391 case 19:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	392 case 20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 //!HSYNC asserted
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	394 case 21:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 case 22:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	396 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	399 case 23:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 external_slot(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	401 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	402 case 24:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 case 25:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 case 26:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	405 case 27:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 case 28:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 case 29:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 case 30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	409 case 31:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	410 case 32:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 case 33:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 case 34:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	413 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	414 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 case 35:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 address = (context->regs[REG_HSCROLL] & 0x3F) << 10;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 mask = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	419 if (context->regs[REG_MODE_3] & 0x2) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 mask \|= 0xF8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	422 if (context->regs[REG_MODE_3] & 0x1) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 mask \|= 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 line &= mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	426 address += line * 4;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	427 context->hscroll_a = context->vdpmem[address] << 8 \| context->vdpmem[address+1];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 context->hscroll_b = context->vdpmem[address+2] << 8 \| context->vdpmem[address+3];
30 03f9bb57cc54 Small cleanup Mike Pavone <pavone@retrodev.com> parents: 29 diff changeset	429 //printf("%d: HScroll A: %d, HScroll B: %d\n", line, context->hscroll_a, context->hscroll_b);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	430 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 case 36:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 //!HSYNC high
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 case 37:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 case 38:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 case 39:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	436 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	437 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	439 case 40:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 read_map_scroll_a(0, line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	441 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 case 41:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	443 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	444 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	445 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	446 case 42:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	447 render_map_1(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	448 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	449 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 case 43:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	451 render_map_2(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	452 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 case 44:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	455 read_map_scroll_b(0, line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	456 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	457 case 45:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	458 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	460 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 case 46:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	462 render_map_3(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 case 47:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 render_map_output(line, 0, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	468 //reverse context slot counter so it counts the number of sprite slots
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	469 //filled rather than the number of available slots
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	470 //context->slot_counter = MAX_SPRITES_LINE - context->slot_counter;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	471 context->cur_slot = MAX_SPRITES_LINE-1;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	472 context->sprite_draws = MAX_DRAWS;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	473 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	474 COLUMN_RENDER_BLOCK(2, 48)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	475 COLUMN_RENDER_BLOCK(4, 56)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	476 COLUMN_RENDER_BLOCK(6, 64)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	477 COLUMN_RENDER_BLOCK_REFRESH(8, 72)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 COLUMN_RENDER_BLOCK(10, 80)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 COLUMN_RENDER_BLOCK(12, 88)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 COLUMN_RENDER_BLOCK(14, 96)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 COLUMN_RENDER_BLOCK_REFRESH(16, 104)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 COLUMN_RENDER_BLOCK(18, 112)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 COLUMN_RENDER_BLOCK(20, 120)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	484 COLUMN_RENDER_BLOCK(22, 128)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 COLUMN_RENDER_BLOCK_REFRESH(24, 136)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	486 COLUMN_RENDER_BLOCK(26, 144)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	487 COLUMN_RENDER_BLOCK(28, 152)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	488 COLUMN_RENDER_BLOCK(30, 160)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 COLUMN_RENDER_BLOCK_REFRESH(32, 168)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	490 COLUMN_RENDER_BLOCK(34, 176)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 COLUMN_RENDER_BLOCK(36, 184)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	492 COLUMN_RENDER_BLOCK(38, 192)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 COLUMN_RENDER_BLOCK_REFRESH(40, 200)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 case 208:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	495 case 209:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	496 external_slot(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	497 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	498 default:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	499 //leftovers from HSYNC clock change nonsense
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	500 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	501 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	502 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	503
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	504 void vdp_h32(uint32_t line, uint32_t linecyc, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	505 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	506 switch(linecyc)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	507 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	508 //sprite render to line buffer starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	509 case 0:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	510 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	511 case 1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	512 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	513 case 2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	514 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	515 case 3:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	516 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	517 case 4:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	518 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	519 case 5:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	520 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	521 case 6:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	522 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	523 case 7:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	524 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	525 case 8:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	526 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	527 case 9:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	528 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	529 case 10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	530 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	531 case 11:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	532 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	533 case 12:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	534 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	535 case 13:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	536 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	537 case 14:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	538 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	539 case 15:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	540 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	541 case 16:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	542 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	543 case 17:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	544 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	545 case 18:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	546 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	547 case 19:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	548 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	549 case 20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	550 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	551 case 21:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	552 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	553 case 22:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	554 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	555 case 23:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	556 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	557 case 24:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	558 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	559 case 25:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	560 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	561 case 26:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	562 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	563 case 27:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	564 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	565 case 28:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	566 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	567 case 29:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	568 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	569 case 30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	570 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	571 case 31:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	572 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	573 case 32:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	574 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	575 case 33:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	576 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	577 case 34:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	578 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	579 case 35:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	580 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	581 case 36:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	582 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	583 case 37:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	584 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	585 case 38:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	586 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	587 case 39:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	588 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	589 case 40:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	590 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	591 case 41:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	592 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	593 case 42:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	594 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	595 case 43:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	596 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	597 case 44:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	598 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	599 case 45:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	600 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	601 case 46:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	602 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	603 case 47:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	604 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	605 case 48:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	606 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	607 case 49:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	608 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	609 case 50:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	610 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	611 case 51:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	612 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	613 case 52:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	614 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	615 case 53:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	616 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	617 case 54:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	618 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	619 case 55:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	620 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	621 case 56:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	622 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	623 case 57:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	624 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	625 case 58:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	626 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	627 case 59:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	628 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	629 case 60:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	630 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	631 case 61:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	632 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	633 case 62:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	634 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	635 case 63:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	636 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	637 case 64:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	638 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	639 case 65:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	640 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	641 case 66:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	642 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	643 case 67:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	644 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	645 case 68:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	646 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	647 case 69:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	648 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	649 case 70:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	650 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	651 case 71:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	652 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	653 case 72:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	654 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	655 case 73:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	656 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	657 case 74:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	658 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	659 case 75:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	660 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	661 case 76:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	662 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	663 case 77:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	664 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	665 case 78:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	666 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	667 case 79:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	668 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	669 case 80:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	670 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	671 case 81:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	672 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	673 case 82:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	674 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	675 case 83:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	676 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	677 case 84:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	678 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	679 case 85:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	680 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	681 case 86:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	682 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	683 case 87:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	684 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	685 case 88:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	686 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	687 case 89:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	688 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	689 case 90:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	690 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	691 case 91:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	692 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	693 case 92:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	694 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	695 case 93:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	696 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	697 case 94:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	698 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	699 case 95:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	700 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	701 case 96:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	702 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	703 case 97:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	704 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	705 case 98:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	706 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	707 case 99:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	708 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	709 case 100:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	710 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	711 case 101:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	712 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	713 case 102:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	714 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	715 case 103:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	716 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	717 case 104:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	718 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	719 case 105:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	720 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	721 case 106:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	722 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	723 case 107:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	724 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	725 case 108:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	726 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	727 case 109:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	728 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	729 case 110:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	730 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	731 case 111:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	732 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	733 case 112:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	734 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	735 case 113:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	736 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	737 case 114:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	738 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	739 case 115:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	740 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	741 case 116:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	742 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	743 case 117:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	744 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	745 case 118:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	746 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	747 case 119:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	748 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	749 case 120:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	750 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	751 case 121:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	752 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	753 case 122:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	754 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	755 case 123:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	756 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	757 case 124:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	758 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	759 case 125:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	760 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	761 case 126:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	762 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	763 case 127:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	764 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	765 case 128:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	766 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	767 case 129:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	768 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	769 case 130:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	770 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	771 case 131:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	772 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	773 case 132:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	774 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	775 case 133:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	776 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	777 case 134:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	778 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	779 case 135:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	780 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	781 case 136:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	782 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	783 case 137:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	784 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	785 case 138:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	786 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	787 case 139:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	788 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	789 case 140:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	790 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	791 case 141:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	792 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	793 case 142:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	794 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	795 case 143:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	796 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	797 case 144:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	798 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	799 case 145:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	800 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	801 case 146:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	802 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	803 case 147:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	804 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	805 case 148:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	806 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	807 case 149:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	808 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	809 case 150:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	810 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	811 case 151:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	812 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	813 case 152:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	814 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	815 case 153:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	816 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	817 case 154:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	818 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	819 case 155:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	820 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	821 case 156:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	822 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	823 case 157:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	824 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	825 case 158:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	826 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	827 case 159:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	828 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	829 case 160:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	830 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	831 case 161:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	832 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	833 case 162:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	834 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	835 case 163:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	836 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	837 case 164:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	838 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	839 case 165:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	840 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	841 case 166:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	842 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	843 case 167:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	844 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	845 case 168:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	846 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	847 case 169:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	848 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	849 case 170:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	850 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	851 case 171:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	852 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	853 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	854 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	855 void latch_mode(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	856 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	857 context->latched_mode = (context->regs[REG_MODE_4] & 0x81) \| (context->regs[REG_MODE_2] & BIT_PAL);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	858 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	859
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	860 void vdp_run_context(vdp_context * context, uint32_t target_cycles)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	861 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	862 while(context->cycles < target_cycles)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	863 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	864 uint32_t line = context->cycles / MCLKS_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	865 uint32_t active_lines = context->latched_mode & BIT_PAL ? PAL_ACTIVE : NTSC_ACTIVE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	866 if (line < active_lines) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	867 if (!line) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	868 latch_mode(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	869 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	870 //first sort-of active line is treated as 255 internally
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	871 //it's used for gathering sprite info for line
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	872 line = (line - 1) & 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	873 uint32_t linecyc = context->cycles % MCLKS_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	874
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	875 //Convert to slot number
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	876 if (context->latched_mode & BIT_H40){
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	877 //TODO: Deal with nasty clock switching during HBLANK
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	878 linecyc = linecyc/16;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	879 context->cycles += 16;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	880 vdp_h40(line, linecyc, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	881 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	882 linecyc = linecyc/20;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	883 context->cycles += 20;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	884 vdp_h32(line, linecyc, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	885 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	886 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	887 //TODO: Empty FIFO
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	888 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	889 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	890 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	891
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	892 uint32_t vdp_run_to_vblank(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	893 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	894 uint32_t target_cycles = ((context->latched_mode & BIT_PAL) ? PAL_ACTIVE : NTSC_ACTIVE) * MCLKS_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	895 vdp_run_context(context, target_cycles);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	896 return context->cycles;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	897 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	898
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	899 #define GST_VDP_REGS 0xFA
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	900 #define GST_VDP_MEM 0x12478
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	901
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	902 void vdp_load_savestate(vdp_context * context, FILE * state_file)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	903 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	904 uint8_t tmp_buf[CRAM_SIZE*2];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	905 fseek(state_file, GST_VDP_REGS, SEEK_SET);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	906 fread(context->regs, 1, VDP_REGS, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	907 latch_mode(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	908 fread(tmp_buf, 1, sizeof(tmp_buf), state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	909 for (int i = 0; i < CRAM_SIZE; i++) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	910 context->cram[i] = (tmp_buf[i2+1] << 8) \| tmp_buf[i2];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	911 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	912 fread(tmp_buf, 2, VSRAM_SIZE, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	913 for (int i = 0; i < VSRAM_SIZE; i++) {
23 3e924bb56560 Fix endianness of VSRAM when read from Genecyst save state Mike Pavone <pavone@retrodev.com> parents: 22 diff changeset	914 context->vsram[i] = (tmp_buf[i2+1] << 8) \| tmp_buf[i2];
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	915 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	916 fseek(state_file, GST_VDP_MEM, SEEK_SET);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	917 fread(context->vdpmem, 1, VRAM_SIZE, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	918 }

Mercurial > repos > blastem

annotate vdp.c @ 32:8602ad493794