add game scene

CMakeLists.txt

@@ -27,6 +27,7 @@ set(SRC
 	src/input.c
 	src/scaller.c
 	src/scene.c
+	src/game.c
 )
 
 # add the executable

src/game.c

@@ -0,0 +1,41 @@
+#include "game.h"
+#include <SDL2/SDL_image.h>
+#include "scaller.h"
+
+static RenderId_t menuObjects[10];
+static unsigned menuObjectsSize = 0;
+
+
+Scene_t gameScene = { NULL, 0, 0, 0 };
+
+int game_staticRender(void){
+    MonitorSize_t size = renderer_getMonitorSize();
+    float aspectRatio = (float)size.width / size.height;
+
+    SDL_Surface* ppSurface = IMG_Load("./assets/img/pp.png");
+    if(ppSurface == NULL){
+        printf("cannot load background");
+        return -1;
+    }
+
+    RenderObject_t pp;
+    strcpy(pp.name, "pp");
+    pp.z = 10;
+    pp.surface = ppSurface;
+    pp.width = 1;
+    pp.height = 1;
+    scaller(pp.surface, 1, &pp.width, &pp.height);
+    menuObjects[menuObjectsSize] = scene_addRenderObject(&gameScene, pp, CAMERA_WIDTH * 0.35f, 0);
+    renderer_setScene(&gameScene);
+    ++menuObjectsSize;
+    return 0;
+}
+
+int game_render([[maybe_unused]] float delta){
+    return 0;
+}
+
+void game_remove(void){
+    scene_free(&gameScene);
+    menuObjectsSize = 0;
+}

src/game.h

@@ -0,0 +1,13 @@
+#ifndef __GAME_H__
+#define __GAME_H__
+
+#include "renderer.h"
+
+extern Scene_t gameScene;
+
+int game_staticRender(void);
+int game_render(float delta);
+
+void game_remove(void);
+
+#endif

src/main.c

@@ -1,3 +1,4 @@
+#include "game.h"
 #include "input.h"
 #include "renderer.h"
 #include "text.h"
@@ -15,6 +16,7 @@ clock_t timecode;
 long iter;
 Mix_Music *prout;
 
+
 static void space(void) {
 	printf("space!\n");
 	if(Mix_PlayMusic(prout, 0) != 0){
@@ -23,6 +25,11 @@ static void space(void) {
 		Mix_FreeMusic(prout);
 		running = false;
 	}
+	if(renderer_getScene() == &menuScene){
+		menu_remove();
+		renderer_setScene(&gameScene);
+		game_staticRender();
+	}
 }
 
 Scene_t demo;
@@ -43,8 +50,12 @@ static void game_loop(void) {
 	float delta = ((float)(clock() - timecode)) / CLOCKS_PER_SEC;
 
 	//update time
+	if(renderer_getScene() == &menuScene){
 		menu_render(delta);
-
+	}
+	else{
+		game_render(delta);
+	}
 	timecode = clock();
 }
 

src/menu.h

@@ -3,6 +3,7 @@
 
 #include "renderer.h"
 
+extern Scene_t menuScene;
 
 int menu_staticRender(void);
 int menu_render(float delta);

src/renderer.c

@@ -89,3 +89,7 @@ void renderer_setScene(Scene_t * newScene) {
 MonitorSize_t renderer_getMonitorSize() {
 	return monitorSize;
 }
+
+const Scene_t * renderer_getScene(void){
+	return scene;
+}

src/renderer.h

@@ -19,5 +19,6 @@ typedef struct MonitorSize {
 void renderer_main(void(*game_setup)(void), void(*game_loop)(void));
 MonitorSize_t renderer_getMonitorSize(void);
 void renderer_setScene(Scene_t * newScene);
+const Scene_t * renderer_getScene(void);
 
 #endif

src/scene.c

@@ -16,7 +16,6 @@ void scene_render(Scene_t * scene) {
 	int maxScanX = scene->x + CAMERA_WIDTH;
 	int maxScanY = scene->y + CAMERA_HEIGHT;
 
-	printf("camera: %d %d %d %d\n", minScanX, minScanY, maxScanX, maxScanY);
 
 	for(int i = 0; i < scene->objectCount; i++) {
 		SceneObject_t * object = &scene->objects[i];
@@ -25,8 +24,6 @@ void scene_render(Scene_t * scene) {
 			float y = (object->y) / CAMERA_HEIGHT;
 			//the object is to be rendered
 
-			printf("%f %f\n", x, y);
-
 			SDL_Rect rect = {
 				round(x * monitorSize.width) ,
 				round(y * monitorSize.height),
@@ -55,7 +52,6 @@ static void buildCache(SceneObject_t * object) {
 
 RenderId_t scene_addRenderObject(Scene_t * scene, RenderObject_t object, int x, int y) {
 	RenderId_t itemId = scene->objectCount++;
-	printf("Adding: %s\n", object.name);
 	scene->objects = realloc(scene->objects, scene->objectCount * sizeof(SceneObject_t));
 
 	SceneObject_t item = {