winter is comming: brace yourself

src/renderer.c

@@ -5,40 +5,23 @@
 #include <SDL2/SDL_rect.h>
 #include <SDL2/SDL_render.h>
 #include <SDL2/SDL_timer.h>
-#include <bits/pthreadtypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <stdbool.h>
 #include <math.h>
 #include "input.h"
-
-typedef struct RenderItem {
-	RenderObject_t object;
-	SDL_Texture * cache;
-	SDL_Rect rect;
-	RenderId_t id;
-} RenderItem_t;
-
-RenderItem_t * objects = NULL;
-int objectCount = 0;
-int objectStorageSize = 0;
-MonitorSize_t monitorSize;
-pthread_t thread;
-pthread_mutex_t mutex;
-SDL_Window* win;
-
+#include "scene.h"
 
 bool running;
+MonitorSize_t monitorSize;
+SDL_Window* win;
 SDL_Renderer * renderer;
-
-
-static int compartSort(const RenderItem_t * a, const RenderItem_t * b) {
-	return a->object.z - b->object.z;
-}
+Scene_t * scenes;
+int scenesCount = 0;
 
 //int (*compar)(const void [.size], const void [.size], void *)
-void renderer_main(void(*game_main)(void)) {
+void renderer_main(void(*game_setup)(void), void(*game_loop)(void)) {
 	// returns zero on success else non-zero
 	if (SDL_Init(SDL_INIT_EVERYTHING) != 0) {
 		printf("error initializing SDL: %s\n", SDL_GetError());
@@ -58,17 +41,18 @@ void renderer_main(void(*game_main)(void)) {
 	}
 
 	SDL_GetRendererOutputSize(renderer, &monitorSize.width, &monitorSize.height);
-	objectStorageSize = 1000;
-	objects = malloc(objectStorageSize);
+	scenesCount = 10;
+	scenes = malloc(scenesCount);
 
 	input_init();
 
 	running = true;
 
+	game_setup();
 	while(running) {
 		SDL_RenderClear(renderer);
 
-		game_main();
+		game_loop();
 
 		SDL_Event event;
 
@@ -92,70 +76,15 @@ void renderer_main(void(*game_main)(void)) {
 		//no need to make an extra render pass
 		if(!running) break;
 
-
-		for(int i = 0; i < objectCount; i++) {
-			RenderItem_t * object = &objects[i];
-			int error = SDL_RenderCopyEx(renderer, object->cache, NULL, &object->rect, object->object.angle_degre, NULL, SDL_FLIP_NONE);
-			if(error != 0) {
-				fprintf(stderr, "Render error in object %d with error %s\n", object->id, SDL_GetError());
-				exit(1);
-			}
+		for(int i = 0; i < scenesCount; i++) {
+			scene_render(scenes + i);
 		}
 		SDL_RenderPresent(renderer);
 		SDL_Delay(1000 / 400); //400fps or u a pussy
 	}
+	free(scenes);
 }
 
-static void buildCache(RenderItem_t * object) {
-	SDL_Texture * texture = SDL_CreateTextureFromSurface(renderer, object->object.surface);
-	if(texture == NULL) {
-		fprintf(stderr, "Error while creating texture %s is_null: %d\n", SDL_GetError(), object->object.surface == NULL);
-		exit(1);
-	}
-	SDL_SetTextureBlendMode(texture, SDL_BLENDMODE_BLEND);
-	object->cache = texture;
-}
-
-RenderId_t renderer_renderObject(RenderObject_t object) {
-	RenderId_t itemId = objectCount++;
-
-	SDL_Rect rect = {
-		round(object.x * monitorSize.width),
-		round(object.y * monitorSize.height),
-		round(object.width * monitorSize.width),
-		round(object.height * monitorSize.height)
-	};
-
-	RenderItem_t item =  {
-		object,
-		NULL,
-		rect,
-		itemId
-	};
-
-	buildCache(&item);
-
-	objects[itemId] = item;
-	//the objects are sorted
-	qsort(objects, objectCount, sizeof(RenderItem_t), (__compar_fn_t)compartSort);
-	return itemId;
-}
-
-void renderer_removeObject(RenderId_t id) {
-	bool found = false;
-	for(int i = 0; i < objectCount - 1; i++) {
-		if(objects[i].id == id) {
-			SDL_FreeSurface(objects[i].object.surface);
-			if(objects[i].cache != NULL) {
-				SDL_DestroyTexture(objects[i].cache);
-			}
-		}
-		if(found) {
-			objects[i] = objects[i + 1];
-		}
-	}
-	objectCount--;
-}
 
 MonitorSize_t renderer_getMonitorSize() {
 	return monitorSize;