repos/blastem: vdp.c annotate

annotate vdp.c @ 21:72ce60cb1711

Sprites somewhat less broken

author	Mike Pavone <pavone@retrodev.com>
date	Sat, 08 Dec 2012 11:12:17 -0800
parents	f664eeb55cb4
children	f090a98ccb7e

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;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	24 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	25
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	26 void render_sprite_cells(vdp_context * context)
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	27 {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	28 if (context->cur_slot >= context->sprite_draws) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	29 sprite_draw * d = context->sprite_draw_list + context->cur_slot;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	30 context->cur_slot--;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	31 uint16_t dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	32 int16_t x;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	33 if (d->h_flip) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	34 x = d->x_pos + 7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	35 dir = -1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	37 x = d->x_pos;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 dir = 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	39 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 for (uint16_t address = d->address; address < d->address+4; address++) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	41 if (x >= 0 && x < 320) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	42 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	43 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	44 x += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	45 if (x >= 0 && x < 320) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	46 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	47 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	48 x += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 }
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 }
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 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	54 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	55 if (context->sprite_index && context->slot_counter) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	56 line += 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 line &= 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 context->sprite_index &= 0x7F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 //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	60 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	61 uint16_t address = context->sprite_index * 8 + sat_address;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	62 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	63 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	64 //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	65 if (y <= line && line < (y + height)) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	66 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	67 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	68 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	69 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	70 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 context->sprite_index = context->vdpmem[address+3] & 0x7F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 if (context->sprite_index && context->slot_counter)
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 address = context->sprite_index * 8 + sat_address;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	75 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	76 height = ((context->vdpmem[address+2] & 0x3) + 1) * 8;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	77 if (y <= line && line < (y + height)) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	78 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	79 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	80 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	81 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	82 }
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	83 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	84 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	85 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	86 }
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 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	89 {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	90 if ((context->cur_slot >= context->slot_counter) && context->sprite_draws) {
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	91 line += 1;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	92 line &= 0xFF;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	93 //in tiles
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	94 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	95 //in pixels
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	96 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	97 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	98 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	99 uint8_t pal_priority = (tileinfo >> 9) & 0x70;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	100 uint8_t row;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	101 if (tileinfo & MAP_BIT_V_FLIP) {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	102 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	103 } else {
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	104 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	105 }
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	106 uint16_t address = ((tileinfo & 0x7FF) << 5) + (row & 0x7) * 4 + (row & 0x18) * width * 4;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	107 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	108 if (x) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	109 x -= 128;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	110 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);
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	111 for (;width && context->sprite_draws; --width, --context->sprite_draws, address += 32, x += 8) {
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	112 context->sprite_draw_list[context->sprite_draws].address = address;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	113 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	114 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	115 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	116 }
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	117 context->cur_slot--;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	118 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	119 //sprite masking enabled, no more sprites on this line
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	120 context->cur_slot = -1;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	121 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	122 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	123 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	124
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	125 void external_slot(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	126 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	127 //TODO: Implement me
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	128 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	129
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	130 void read_map_scroll(uint16_t column, uint32_t line, uint32_t scroll_reg, uint16_t hscroll_val, vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	131 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	132 uint16_t address = (context->regs[scroll_reg] & 0x38) << 10;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	133 uint16_t vscroll;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	134 switch(context->regs[REG_SCROLL] & 0x30)
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 case 0:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	137 vscroll = 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	138 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	139 case 0x10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	140 vscroll = 0x1FF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	141 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	142 case 0x20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	143 //TODO: Verify this behavior
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	144 vscroll = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	145 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	146 case 0x30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	147 vscroll = 0x3FF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	148 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	149 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	150 vscroll &= (context->vsram[context->regs[REG_MODE_3] & 0x4 ? column : 0] + line);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	151 context->v_offset = vscroll & 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	152 vscroll /= 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	153 uint16_t hscroll_mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	154 uint16_t v_mul;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	155 switch(context->regs[REG_SCROLL] & 0x3)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	156 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	157 case 0:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	158 hscroll_mask = 0xF8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	159 v_mul = 64;
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 case 0x1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	162 hscroll_mask = 0x1F8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	163 v_mul = 128;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	164 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	165 case 0x2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	166 //TODO: Verify this behavior
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	167 hscroll_mask = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	168 v_mul = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	169 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	170 case 0x3:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	171 hscroll_mask = 0x3F8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	172 v_mul = 256;
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 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	175 uint16_t hscroll = (hscroll_val + (column-1) * 8) & hscroll_mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	176 uint16_t offset = address + ((vscroll * v_mul + hscroll/4) & 0x1FFF);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	177 //printf("A \| line: %d, col: %d, x: %d, hs_mask %X, v_mul: %d, scr reg: %X, tbl addr: %X\n", line, column, hscroll, hscroll_mask, v_mul, context->regs[REG_SCROLL], offset);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	178 context->col_1 = (context->vdpmem[offset] << 8) \| context->vdpmem[offset+1];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	179 hscroll = (hscroll_val + column * 8) & hscroll_mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	180 offset = address + ((vscroll * v_mul + hscroll/4) & 0x1FFF);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	181 context->col_2 = (context->vdpmem[offset] << 8) \| context->vdpmem[offset+1];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	182 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	183
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	184 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	185 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	186 read_map_scroll(column, line, REG_SCROLL_A, context->hscroll_a, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	187 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	188
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	189 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	190 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	191 read_map_scroll(column, line, REG_SCROLL_B, context->hscroll_b, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	192 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	193
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	194 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	195 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	196 uint16_t address = ((col & 0x3FF) << 5);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	197 if (col & MAP_BIT_V_FLIP) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	198 address += 24 - 4 * context->v_offset;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	199 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	200 address += 4 * context->v_offset;
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 uint16_t pal_priority = (col >> 9) & 0x70;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 int32_t dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	204 if (col & MAP_BIT_H_FLIP) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 tmp_buf += 7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	206 dir = -1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 dir = 1;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	209 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 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	211 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 *tmp_buf = pal_priority \| (context->vdpmem[address] >> 4);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 tmp_buf += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	214 *tmp_buf = pal_priority \| (context->vdpmem[address] & 0xF);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 tmp_buf += dir;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	218
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 void render_map_1(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 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	222 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	223
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 void render_map_2(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 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	227 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	228
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 void render_map_3(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	231 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	232 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	233
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 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	235 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	236 if (line >= 240) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 return;
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_2, context->tmp_buf_b+16, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 uint16_t dst, end;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	241 uint8_t sprite_buf, plane_a, *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 if (col)
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 col-=2;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 dst = context->framebuf + line * 320 + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	246 sprite_buf = context->linebuf + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 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	248 plane_b = context->tmp_buf_b + 8 - (context->hscroll_b & 0x7);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 /*if (col == 40)
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 end = dst + 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	252 } else {*/
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 end = dst + 16;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	254 //}
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	255 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	256 uint8_t pixel;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	257 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	258 pixel = *sprite_buf;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	259 } 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	260 pixel = *plane_a;
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	261 } 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	262 pixel = *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	263 } else if (*sprite_buf & 0xF) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	264 pixel = *sprite_buf;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	265 } else if (*plane_a & 0xF) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	266 pixel = *plane_a;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	267 } else if (*plane_b & 0xF){
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	268 pixel = *plane_b;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	269 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	270 pixel = context->regs[REG_BG_COLOR] & 0x3F;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	271 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	272 *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	273 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	275 //dst = context->framebuf + line * 320;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 //sprite_buf = context->linebuf + col * 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 //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	278 //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	279 //end = dst + 8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	281
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 uint16_t remaining = context->hscroll_a & 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 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	284 remaining = context->hscroll_b & 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 memcpy(context->tmp_buf_b + 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	286 }
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 #define COLUMN_RENDER_BLOCK(column, startcyc) \
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 case startcyc:\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 read_map_scroll_a(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 case (startcyc+1):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 external_slot(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	295 case (startcyc+2):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	296 render_map_1(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	298 case (startcyc+3):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 render_map_2(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	301 case (startcyc+4):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 read_map_scroll_b(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 case (startcyc+5):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 read_sprite_x(line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 case (startcyc+6):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 render_map_3(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 case (startcyc+7):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 render_map_output(line, column, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	312 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	313
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 #define COLUMN_RENDER_BLOCK_REFRESH(column, startcyc) \
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 case startcyc:\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 read_map_scroll_a(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+1):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	319 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 case (startcyc+2):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 render_map_1(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 case (startcyc+3):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 render_map_2(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 case (startcyc+4):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	327 read_map_scroll_b(column, line, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	328 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 case (startcyc+5):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 read_sprite_x(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+6):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 render_map_3(context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	334 break;\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	335 case (startcyc+7):\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	336 render_map_output(line, column, context);\
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	337 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	338
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 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	340 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	341 uint16_t address;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	342 uint32_t mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	343 switch(linecyc)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	344 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 //sprite render to line buffer starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	346 case 0:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	347 context->cur_slot = MAX_DRAWS;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 memset(context->linebuf, 0, LINEBUF_SIZE);
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	349 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	350 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	351 case 1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	352 case 2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 case 3:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	354 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	355 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	356 //sprite attribute table scan starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	357 case 4:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	358 render_sprite_cells( context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	359 context->sprite_index = 0x80;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 context->slot_counter = MAX_SPRITES_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	361 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	363 case 5:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	364 case 6:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	365 case 7:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	366 case 8:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 case 9:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	368 case 10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	369 case 11:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 case 12:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	371 case 13:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	372 case 14:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 case 15:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	374 case 16:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	375 case 17:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	376 case 18:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	377 case 19:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 case 20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	379 //!HSYNC asserted
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	380 case 21:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 case 22:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	382 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	384 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 case 23:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 external_slot(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	388 case 24:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	389 case 25:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	390 case 26:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	391 case 27:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	392 case 28:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 case 29:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	394 case 30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 case 31:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	396 case 32:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 case 33:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 case 34:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	399 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 scan_sprite_table(line, 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 35:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 address = (context->regs[REG_HSCROLL] & 0x3F) << 10;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 mask = 0;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	405 if (context->regs[REG_MODE_3] & 0x2) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 mask \|= 0xF8;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 if (context->regs[REG_MODE_3] & 0x1) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	409 mask \|= 0x7;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	410 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 line &= mask;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 address += line * 4;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	413 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	414 context->hscroll_b = context->vdpmem[address+2] << 8 \| context->vdpmem[address+3];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 printf("%d: HScroll A: %d, HScroll B: %d\n", line, context->hscroll_a, context->hscroll_b);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 case 36:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 //!HSYNC high
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	419 case 37:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 case 38:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 case 39:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	422 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 case 40:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	426 read_map_scroll_a(0, line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	427 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 case 41:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	429 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	430 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 case 42:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 render_map_1(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	436 case 43:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	437 render_map_2(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	439 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 case 44:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	441 read_map_scroll_b(0, line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	443 case 45:
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	444 render_sprite_cells(context);
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	445 scan_sprite_table(line, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	446 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	447 case 46:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	448 render_map_3(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	449 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	451 case 47:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	452 render_map_output(line, 0, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 scan_sprite_table(line, context);//Just a guess
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 //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	455 //filled rather than the number of available slots
21 72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	456 //context->slot_counter = MAX_SPRITES_LINE - context->slot_counter;
72ce60cb1711 Sprites somewhat less broken Mike Pavone <pavone@retrodev.com> parents: 20 diff changeset	457 context->cur_slot = MAX_SPRITES_LINE-1;
20 f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	458 context->sprite_draws = MAX_DRAWS;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	460 COLUMN_RENDER_BLOCK(2, 48)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 COLUMN_RENDER_BLOCK(4, 56)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	462 COLUMN_RENDER_BLOCK(6, 64)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 COLUMN_RENDER_BLOCK_REFRESH(8, 72)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 COLUMN_RENDER_BLOCK(10, 80)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 COLUMN_RENDER_BLOCK(12, 88)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 COLUMN_RENDER_BLOCK(14, 96)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 COLUMN_RENDER_BLOCK_REFRESH(16, 104)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	468 COLUMN_RENDER_BLOCK(18, 112)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	469 COLUMN_RENDER_BLOCK(20, 120)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	470 COLUMN_RENDER_BLOCK(22, 128)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	471 COLUMN_RENDER_BLOCK_REFRESH(24, 136)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	472 COLUMN_RENDER_BLOCK(26, 144)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	473 COLUMN_RENDER_BLOCK(28, 152)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	474 COLUMN_RENDER_BLOCK(30, 160)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	475 COLUMN_RENDER_BLOCK_REFRESH(32, 168)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	476 COLUMN_RENDER_BLOCK(34, 176)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	477 COLUMN_RENDER_BLOCK(36, 184)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 COLUMN_RENDER_BLOCK(38, 192)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 COLUMN_RENDER_BLOCK_REFRESH(40, 200)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 case 208:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 context->sprite_draws = MAX_DRAWS - context->sprite_draws;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 case 209:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 external_slot(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	484 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 default:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	486 //leftovers from HSYNC clock change nonsense
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	487 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	488 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	490
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 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	492 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 switch(linecyc)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	495 //sprite render to line buffer starts
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	496 case 0:
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 case 1:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	499 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	500 case 2:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	501 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	502 case 3:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	503 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	504 case 4:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	505 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	506 case 5:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	507 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	508 case 6:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	509 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	510 case 7:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	511 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	512 case 8:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	513 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	514 case 9:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	515 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	516 case 10:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	517 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	518 case 11:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	519 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	520 case 12:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	521 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	522 case 13:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	523 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	524 case 14:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	525 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	526 case 15:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	527 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	528 case 16:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	529 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	530 case 17:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	531 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	532 case 18:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	533 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	534 case 19:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	535 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	536 case 20:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	537 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	538 case 21:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	539 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	540 case 22:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	541 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	542 case 23:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	543 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	544 case 24:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	545 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	546 case 25:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	547 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	548 case 26:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	549 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	550 case 27:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	551 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	552 case 28:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	553 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	554 case 29:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	555 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	556 case 30:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	557 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	558 case 31:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	559 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	560 case 32:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	561 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	562 case 33:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	563 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	564 case 34:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	565 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	566 case 35:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	567 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	568 case 36:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	569 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	570 case 37:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	571 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	572 case 38:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	573 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	574 case 39:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	575 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	576 case 40:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	577 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	578 case 41:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	579 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	580 case 42:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	581 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	582 case 43:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	583 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	584 case 44:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	585 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	586 case 45:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	587 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	588 case 46:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	589 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	590 case 47:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	591 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	592 case 48:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	593 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	594 case 49:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	595 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	596 case 50:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	597 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	598 case 51:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	599 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	600 case 52:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	601 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	602 case 53:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	603 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	604 case 54:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	605 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	606 case 55:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	607 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	608 case 56:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	609 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	610 case 57:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	611 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	612 case 58:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	613 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	614 case 59:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	615 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	616 case 60:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	617 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	618 case 61:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	619 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	620 case 62:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	621 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	622 case 63:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	623 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	624 case 64:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	625 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	626 case 65:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	627 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	628 case 66:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	629 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	630 case 67:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	631 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	632 case 68:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	633 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	634 case 69:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	635 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	636 case 70:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	637 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	638 case 71:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	639 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	640 case 72:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	641 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	642 case 73:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	643 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	644 case 74:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	645 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	646 case 75:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	647 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	648 case 76:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	649 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	650 case 77:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	651 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	652 case 78:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	653 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	654 case 79:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	655 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	656 case 80:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	657 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	658 case 81:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	659 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	660 case 82:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	661 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	662 case 83:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	663 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	664 case 84:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	665 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	666 case 85:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	667 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	668 case 86:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	669 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	670 case 87:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	671 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	672 case 88:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	673 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	674 case 89:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	675 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	676 case 90:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	677 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	678 case 91:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	679 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	680 case 92:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	681 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	682 case 93:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	683 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	684 case 94:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	685 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	686 case 95:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	687 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	688 case 96:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	689 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	690 case 97:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	691 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	692 case 98:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	693 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	694 case 99:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	695 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	696 case 100:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	697 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	698 case 101:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	699 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	700 case 102:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	701 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	702 case 103:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	703 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	704 case 104:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	705 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	706 case 105:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	707 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	708 case 106:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	709 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	710 case 107:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	711 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	712 case 108:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	713 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	714 case 109:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	715 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	716 case 110:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	717 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	718 case 111:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	719 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	720 case 112:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	721 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	722 case 113:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	723 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	724 case 114:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	725 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	726 case 115:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	727 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	728 case 116:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	729 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	730 case 117:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	731 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	732 case 118:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	733 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	734 case 119:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	735 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	736 case 120:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	737 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	738 case 121:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	739 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	740 case 122:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	741 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	742 case 123:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	743 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	744 case 124:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	745 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	746 case 125:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	747 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	748 case 126:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	749 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	750 case 127:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	751 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	752 case 128:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	753 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	754 case 129:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	755 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	756 case 130:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	757 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	758 case 131:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	759 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	760 case 132:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	761 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	762 case 133:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	763 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	764 case 134:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	765 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	766 case 135:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	767 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	768 case 136:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	769 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	770 case 137:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	771 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	772 case 138:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	773 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	774 case 139:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	775 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	776 case 140:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	777 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	778 case 141:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	779 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	780 case 142:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	781 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	782 case 143:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	783 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	784 case 144:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	785 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	786 case 145:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	787 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	788 case 146:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	789 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	790 case 147:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	791 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	792 case 148:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	793 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	794 case 149:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	795 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	796 case 150:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	797 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	798 case 151:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	799 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	800 case 152:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	801 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	802 case 153:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	803 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	804 case 154:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	805 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	806 case 155:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	807 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	808 case 156:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	809 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	810 case 157:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	811 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	812 case 158:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	813 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	814 case 159:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	815 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	816 case 160:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	817 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	818 case 161:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	819 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	820 case 162:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	821 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	822 case 163:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	823 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	824 case 164:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	825 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	826 case 165:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	827 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	828 case 166:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	829 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	830 case 167:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	831 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	832 case 168:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	833 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	834 case 169:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	835 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	836 case 170:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	837 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	838 case 171:
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	839 break;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	840 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	841 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	842 void latch_mode(vdp_context * context)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	843 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	844 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	845 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	846
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	847 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	848 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	849 while(context->cycles < target_cycles)
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	850 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	851 uint32_t line = context->cycles / MCLKS_LINE;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	852 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	853 if (line < active_lines) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	854 if (!line) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	855 latch_mode(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 //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	858 //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	859 line = (line - 1) & 0xFF;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	860 uint32_t linecyc = context->cycles % MCLKS_LINE;
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 //Convert to slot number
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	863 if (context->latched_mode & BIT_H40){
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	864 //TODO: Deal with nasty clock switching during HBLANK
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	865 linecyc = linecyc/16;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	866 context->cycles += 16;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	867 vdp_h40(line, linecyc, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	868 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	869 linecyc = linecyc/20;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	870 context->cycles += 20;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	871 vdp_h32(line, linecyc, context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	872 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	873 } else {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	874 //TODO: Empty FIFO
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	875 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	876 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	877 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	878
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	879 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	880 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	881 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	882 vdp_run_context(context, target_cycles);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	883 return context->cycles;
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	884 }
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 #define GST_VDP_REGS 0xFA
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	887 #define GST_VDP_MEM 0x12478
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 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	890 {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	891 uint8_t tmp_buf[CRAM_SIZE*2];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	892 fseek(state_file, GST_VDP_REGS, SEEK_SET);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	893 fread(context->regs, 1, VDP_REGS, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	894 latch_mode(context);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	895 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	896 for (int i = 0; i < CRAM_SIZE; i++) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	897 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	898 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	899 fread(tmp_buf, 2, VSRAM_SIZE, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	900 for (int i = 0; i < VSRAM_SIZE; i++) {
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	901 context->vsram[i] = (tmp_buf[i2] << 8) \| tmp_buf[i2+1];
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	902 }
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	903 fseek(state_file, GST_VDP_MEM, SEEK_SET);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	904 fread(context->vdpmem, 1, VRAM_SIZE, state_file);
f664eeb55cb4 Mostly broken VDP core and savestate viewer Mike Pavone <pavone@retrodev.com> parents: diff changeset	905 }

Mercurial > repos > blastem

annotate vdp.c @ 21:72ce60cb1711