75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
//
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// Created by bruno on 4/24/25.
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//
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#include "util.h"
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#include "../tiles/tile.h"
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//The window we'll be rendering to
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SDL_Window *window = NULL;
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volatile bool running = true;
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//The surface contained by the window
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SDL_Renderer *renderer = NULL;
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SDL_Texture* createFlippedTexture(SDL_Renderer* renderer, SDL_Texture* src, SDL_RendererFlip flip) {
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int w, h;
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SDL_QueryTexture(src, NULL, NULL, &w, &h);
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SDL_Texture *renderTarget = SDL_GetRenderTarget(renderer);
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SDL_Texture* target = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, w, h);
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SDL_SetRenderTarget(renderer, target);
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SDL_RenderCopyEx(renderer, src, NULL, NULL, 0, NULL, flip);
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SDL_SetRenderTarget(renderer, renderTarget);
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return target;
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}
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SDL_Texture* createRotatedTexture(SDL_Renderer* renderer, SDL_Texture* src, double angle) {
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int w, h;
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SDL_QueryTexture(src, NULL, NULL, &w, &h);
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SDL_Texture *renderTarget = SDL_GetRenderTarget(renderer);
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SDL_Texture* target = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_TARGET, w, h);
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SDL_SetRenderTarget(renderer, target);
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SDL_RenderCopyEx(renderer, src, NULL, NULL, angle, NULL, SDL_FLIP_NONE);
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SDL_SetRenderTarget(renderer, renderTarget);
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return target;
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}
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SDL_Texture* ScaleTexture(SDL_Renderer* renderer, SDL_Texture* src, int newWidth, int newHeight) {
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SDL_Texture* scaledTex = SDL_CreateTexture(renderer,
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SDL_PIXELFORMAT_RGBA8888,
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SDL_TEXTUREACCESS_TARGET,
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newWidth,
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newHeight);
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if (!scaledTex) {
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SDL_Log("Failed to create target texture: %s", SDL_GetError());
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return nullptr;
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}
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// Save current render target
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SDL_Texture* oldTarget = SDL_GetRenderTarget(renderer);
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SDL_SetRenderTarget(renderer, scaledTex);
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SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
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SDL_RenderClear(renderer);
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SDL_Rect dst = { 0, 0, newWidth, newHeight };
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SDL_RenderCopy(renderer, src, NULL, &dst);
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SDL_SetRenderTarget(renderer, oldTarget); // Restore
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return scaledTex;
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}
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void DrawThickRect(SDL_Renderer* renderer, SDL_Rect rect, int thickness) {
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for (int i = 0; i < thickness; i++) {
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SDL_Rect r = { rect.x - i, rect.y - i, rect.w + i * 2, rect.h + i * 2 };
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SDL_RenderDrawRect(renderer, &r);
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}
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}
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