Create TextureLoader

Pontu/src/engine/TextureLoader.c

@@ -0,0 +1,21 @@
+#include "engine/TextureLoader.h"
+#include <string.h>
+SDL_Texture* createTextureFromPath(SDL_Renderer* renderer, char* path)
+{
+	SDL_Texture* texture = NULL;
+	SDL_Surface* picture = IMG_Load(path);
+	if(picture == NULL)
+	{
+		fprintf(stderr, "WARNNING: %s\n", SDL_GetError());
+		return NULL;
+	}
+
+	texture = SDL_CreateTextureFromSurface(renderer, picture);
+	SDL_FreeSurface(picture);
+	if(texture == NULL)
+	{
+		fprintf(stderr, "WARNNING: %s\n", SDL_GetError());
+		return NULL;
+	}
+	return texture;
+}

Pontu/test/testTextureLoader.c

@@ -0,0 +1,86 @@
+#include <SDL2/SDL.h>
+#include <stdio.h>
+#include "engine/TextureLoader.h"
+
+//gcc test.c -I ../include $(sdl2-config --cflags --libs)
+
+int testTextureLoader(void) {
+    SDL_Window *window = NULL;
+    SDL_Renderer *renderer = NULL;
+    SDL_Texture* picture;
+    int statut = EXIT_FAILURE;
+    char* path = "../rsrc/img/Lenna.png";
+
+    if(0 != SDL_Init(SDL_INIT_VIDEO))
+    {
+        fprintf(stderr, "Erreur SDL_INIT: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    //fenetre
+    window = SDL_CreateWindow("Fenêtre", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, 640,480, SDL_WINDOW_SHOWN);
+    if(window == NULL)
+    {
+        fprintf(stderr, "Erreur SDL_CreateWindow: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    //rendu
+    renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+    if(renderer == NULL)
+    {
+        fprintf(stderr, "Erreur SDL_CreateRenderer: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_SetRenderDrawColor(renderer, 0,0,0,0))  //choisi la couleur avec laquelle travailler
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_RenderClear(renderer))  //efface le rendu en le repeignant avec la couleur choisi
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+
+    if(0 != SDL_SetRenderDrawColor(renderer, 255,255,255,255))  //choisi la couleur avec laquelle travailler
+    {
+        fprintf(stderr, "Erreur SDL_SetRenderDrawColor: %s\n", SDL_GetError());
+        goto Quit;
+    }
+    SDL_RenderPresent(renderer);
+
+    SDL_bool quit = SDL_FALSE;
+    SDL_Event event;
+
+    
+	picture = createTextureFromPath(renderer, path);
+    while(!quit)
+    {
+        while(SDL_PollEvent(&event))
+        {
+            switch(event.type)
+            {
+            case SDL_QUIT:
+                quit = SDL_TRUE;
+                break;
+            case SDL_MOUSEBUTTONUP:
+                break;
+            }
+        }
+	SDL_RenderCopy(renderer, picture, NULL, NULL);
+        SDL_RenderPresent(renderer);
+
+        SDL_Delay(20);
+    }
+
+Quit:
+    if(renderer != NULL)
+        SDL_DestroyRenderer(renderer);
+    if(window != NULL)
+        SDL_DestroyWindow(window);
+    SDL_Quit();
+    return statut;
+}