Mercurial > repos > blastem
view stateview.c @ 1771:e59045f781ce mame_interp
Fix a couple issues in manual memory map read/write functions
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 12 Mar 2019 21:57:35 -0700 |
parents | 3602f3b20072 |
children | c9695252eff4 |
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/* Copyright 2013 Michael Pavone This file is part of BlastEm. BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. */ #include <stdlib.h> #include <stdio.h> #include "vdp.h" #include "render.h" #include "util.h" #include "genesis.h" #include "config.h" uint16_t read_dma_value(uint32_t address) { return 0; } m68k_context *m68k_handle_code_write(uint32_t address, m68k_context *context) { return NULL; } z80_context *z80_handle_code_write(uint32_t address, z80_context *context) { return NULL; } void ym_data_write(ym2612_context * context, uint8_t value) { } void ym_address_write_part1(ym2612_context * context, uint8_t address) { } void ym_address_write_part2(ym2612_context * context, uint8_t address) { } void handle_keydown(int keycode, uint8_t scancode) { } void handle_keyup(int keycode, uint8_t scancode) { } void handle_joydown(int joystick, int button) { } void handle_joyup(int joystick, int button) { } void handle_joy_dpad(int joystick, int dpadnum, uint8_t value) { } void handle_joy_axis(int joystick, int axis, int16_t value) { } void handle_joy_added(int joystick) { } void handle_mousedown(int mouse, int button) { } void handle_mouseup(int mouse, int button) { } void handle_mouse_moved(int mouse, uint16_t x, uint16_t y, int16_t deltax, int16_t deltay) { } void controller_add_mappings() { } tern_node * config; int headless = 0; int main(int argc, char ** argv) { if (argc < 2) { fatal_error("Usage: stateview FILENAME\n"); } FILE * state_file = fopen(argv[1], "rb"); if (!state_file) { fatal_error("Failed to open %s\n", argv[1]); } set_exe_str(argv[0]); config = load_config(argv[0]); int width = -1; int height = -1; if (argc > 2) { width = atoi(argv[2]); if (argc > 3) { height = atoi(argv[3]); } } int def_width = 0; char *config_width = tern_find_ptr(config, "videowidth"); if (config_width) { def_width = atoi(config_width); } if (!def_width) { def_width = 640; } width = width < 320 ? def_width : width; height = height < 240 ? (width/320) * 240 : height; render_init(width, height, "GST State Viewer", 0); vdp_context *context = init_vdp_context(0); vdp_load_gst(context, state_file); vdp_run_to_vblank(context); vdp_print_sprite_table(context); printf("Display %s\n", (context->regs[REG_MODE_2] & DISPLAY_ENABLE) ? "enabled" : "disabled"); if (!(context->regs[REG_MODE_2] & DISPLAY_ENABLE)) { puts("Forcing display on"); vdp_control_port_write(context, 0x8000 | REG_MODE_2 << 8 | context->regs[REG_MODE_2] | DISPLAY_ENABLE); } render_wait_quit(context); return 0; }