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chore(gui): switch from RGBA8888 to BGR5555 to match BG Mode 3

This commit is contained in:
Rekai Nyangadzayi Musuka 2022-01-08 04:48:38 -04:00
parent da7f21f47e
commit eb6c00f0ac
1 changed files with 7 additions and 6 deletions
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13
src/main.zig
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@ -49,16 +49,17 @@ pub fn main() anyerror!void {
160 * 3, 160 * 3,
SDL.SDL_WINDOW_SHOWN, SDL.SDL_WINDOW_SHOWN,
) orelse sdlPanic(); ) orelse sdlPanic();
defer _ = SDL.SDL_DestroyWindow(window); defer SDL.SDL_DestroyWindow(window);
var renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RENDERER_ACCELERATED) orelse sdlPanic(); var renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RENDERER_ACCELERATED) orelse sdlPanic();
defer _ = SDL.SDL_DestroyRenderer(renderer); defer SDL.SDL_DestroyRenderer(renderer);
const texture = SDL.SDL_CreateTexture(renderer, SDL.SDL_PIXELFORMAT_RGBA8888, SDL.SDL_TEXTUREACCESS_STREAMING, 240, 160); const texture = SDL.SDL_CreateTexture(renderer, SDL.SDL_PIXELFORMAT_BGR555, SDL.SDL_TEXTUREACCESS_STREAMING, 240, 160) orelse sdlPanic();
defer SDL.SDL_DestroyTexture(texture); defer SDL.SDL_DestroyTexture(texture);
const buf_len = (240 * 4) * 160; const buf_pitch = 240 * @sizeOf(u16);
var white: [buf_len]u8 = [_]u8{0xFF} ** buf_len; const buf_len = buf_pitch * 160;
var white: [buf_len]u8 = [_]u8{ 0xFF, 0x7F } ** (buf_len / 2);
emu_loop: while (true) { emu_loop: while (true) {
emu.runFrame(&scheduler, &cpu, &bus); emu.runFrame(&scheduler, &cpu, &bus);
@ -71,7 +72,7 @@ pub fn main() anyerror!void {
else => {}, else => {},
} }
_ = SDL.SDL_UpdateTexture(texture, null, &white, 240 * 4); _ = SDL.SDL_UpdateTexture(texture, null, &white, buf_pitch);
_ = SDL.SDL_RenderCopy(renderer, texture, null, null); _ = SDL.SDL_RenderCopy(renderer, texture, null, null);
SDL.SDL_RenderPresent(renderer); SDL.SDL_RenderPresent(renderer);
} }