dan/TIC-80-guile
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BADIM-PC\Vadim
2018-02-21 14:29:32 +03:00
parent f73530a575
commit d442813de8
2 changed files with 24 additions and 2 deletions
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4
data/shaders/crt-lottes.frag
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@@ -2,11 +2,13 @@ in vec2 texCoord;
out vec4 fragColor; out vec4 fragColor;
uniform sampler2D tex; uniform sampler2D tex;
uniform float trg_w;
uniform float trg_h;
// Emulated input resolution. // Emulated input resolution.
vec2 res=vec2(256.0,144.0); vec2 res=vec2(256.0,144.0);
vec2 trg=res*4.0; vec2 trg=vec2(trg_w, trg_h);
// Hardness of scanline. // Hardness of scanline.
// -8.0 = soft // -8.0 = soft

22
src/system.c
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@@ -206,6 +206,17 @@ static void initTouchGamepad()
} }
static void calcTextureRect(SDL_Rect* rect) static void calcTextureRect(SDL_Rect* rect)
{
s32 w, h;
SDL_GetWindowSize(platform.window, &w, &h);
rect->x = OFFSET_LEFT * w / TIC80_FULLWIDTH;
rect->y = OFFSET_TOP * h / TIC80_FULLHEIGHT;
rect->w = TIC80_WIDTH * w / TIC80_FULLWIDTH;
rect->h = TIC80_HEIGHT * h / TIC80_FULLHEIGHT;
}
static void calcTextureRect2(SDL_Rect* rect)
{ {
SDL_GetWindowSize(platform.window, &rect->w, &rect->h); SDL_GetWindowSize(platform.window, &rect->w, &rect->h);
@@ -1170,6 +1181,7 @@ static s32 start(s32 argc, char **argv, const char* folder)
u32 crt_shader = 0; u32 crt_shader = 0;
load_shader_program(&crt_shader, "data/shaders/common.vert", "data/shaders/crt-lottes.frag"); load_shader_program(&crt_shader, "data/shaders/common.vert", "data/shaders/crt-lottes.frag");
{ {
u64 nextTick = SDL_GetPerformanceCounter(); u64 nextTick = SDL_GetPerformanceCounter();
const u64 Delta = SDL_GetPerformanceFrequency() / TIC_FRAMERATE; const u64 Delta = SDL_GetPerformanceFrequency() / TIC_FRAMERATE;
@@ -1192,7 +1204,15 @@ static s32 start(s32 argc, char **argv, const char* folder)
GPU_UpdateImageBytes(texture, NULL, (const u8*)tic->screen, TIC80_FULLWIDTH * sizeof(u32)); GPU_UpdateImageBytes(texture, NULL, (const u8*)tic->screen, TIC80_FULLWIDTH * sizeof(u32));
blitGpuTexture(screen, texture); {
s32 w, h;
SDL_GetWindowSize(platform.window, &w, &h);
GPU_SetUniformf(GPU_GetUniformLocation(crt_shader, "trg_w"), w);
GPU_SetUniformf(GPU_GetUniformLocation(crt_shader, "trg_h"), h);
GPU_BlitScale(texture, NULL, screen, 0, 0, (float)w / TIC80_FULLWIDTH, (float)h / TIC80_FULLHEIGHT);
}
} }
GPU_Flip(screen); GPU_Flip(screen);