46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
//
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// Created by rov on 12/26/25.
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//
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#include "render.h"
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#include "window.h"
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void Render_Frame(const App_t *app) {
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SDL_Renderer *renderer = Window_GetRenderer();
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SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
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SDL_RenderClear(renderer);
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Render_MainWindowBackground(app);
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SDL_RenderPresent(renderer);
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}
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void Render_MainWindowBackground(const App_t *app) {
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SDL_Renderer *renderer = Window_GetRenderer();
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if (app->bitmap.marbleTexture == NULL) {
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SDL_SetRenderDrawColor(renderer, 64, 64, 64, 255);
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SDL_RenderClear(renderer);
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return;
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}
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const int TILE_SIZE = 128;
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// Calculate how many tiles we need to cover the screen
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const int tilesX = app->metrics.screenWidth / TILE_SIZE + 1;
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const int tilesY = app->metrics.screenHeight / TILE_SIZE + 1;
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for (int y = 0; y < tilesY; y++) {
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for (int x = 0; x < tilesX; x++) {
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SDL_FRect destRect = {
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(float) (x * TILE_SIZE),
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(float) (y * TILE_SIZE),
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(float) TILE_SIZE,
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(float) TILE_SIZE
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};
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SDL_RenderTexture(renderer, app->bitmap.marbleTexture, NULL, &destRect);
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}
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}
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}
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