Use SDL_RenderCopy instead of SDL_UpdateTexture

1 files changed, 40 insertions, 13 deletions

diff --git a/render.c b/render.c
index 4e5db41..a713d5e 100644
--- a/render.c
+++ b/render.c
@@ -87,14 +87,33 @@ void render(SDL_Renderer* renderer, struct level_struct *currentlevel, SDL_Textu
 			/// Draw this tile onto the screen

 			//SDL_BlitSurface ( currentlevel->surf_tiles, &pixmap_crop, surf_screen, &destination );

 

-			// TODO: use pixmap_crop

+			// TODO: use pixmap_crop with SDL_RenderCopy?

 			// printf("surf_tile format: %s\n", SDL_GetPixelFormatName(currentlevel->surf_tiles->format->format));

-			SDL_UpdateTexture(surf_screen, &destination,

-					currentlevel->surf_tiles->pixels,

-					currentlevel->surf_tiles->pitch);

+			// SDL_UpdateTexture(surf_screen, &destination,

+			// 		currentlevel->surf_tiles->pixels,

+			// 		currentlevel->surf_tiles->pitch);

+

+			printf("pixmap_crop x: %d, y: %d, w: %d, h: %d\n",

+					pixmap_crop.x, pixmap_crop.y, pixmap_crop.w, pixmap_crop.h);

+

+			printf("destination x: %d, y: %d, w: %d, h: %d\n",

+					destination.x, destination.y, destination.w, destination.h);

+

+			int ret = SDL_RenderCopy(renderer, currentlevel->surf_tiles_tex,

+								&pixmap_crop,

+								&destination);

+			printf("SDL_RenderCopy ret: %d\n", ret);

+			if (ret < 0 ) {

+					printf("Error (SDL): %s: %s\n", "could not render copy surf_tiles", SDL_GetError());

+			}

+

+			//printf("surf_tile pitch: %d\n", currentlevel->surf_tiles->pitch);

 		}

 	}

-	

+

+	// SDL_RenderPresent(renderer);

+	// SDL_Delay(500);

+

 	/// Entity drawing

 	// First of all the character

 	get_pixmap_lemon( currentlevel->player_face, &pixmap_crop );

@@ -103,9 +122,13 @@ void render(SDL_Renderer* renderer, struct level_struct *currentlevel, SDL_Textu
 	

 	// Draw onto screen

 	//SDL_BlitSurface ( currentlevel->surf_entities, &pixmap_crop, surf_screen, &destination );

-	SDL_UpdateTexture(surf_screen, &destination,

-			currentlevel->surf_entities->pixels,

-			currentlevel->surf_entities->pitch);

+	//SDL_UpdateTexture(surf_screen, &destination,

+	//		currentlevel->surf_entities->pixels,

+	// 		currentlevel->surf_entities->pitch);

+

+	SDL_RenderCopy(renderer, currentlevel->surf_entities_tex,

+			&pixmap_crop,

+			&destination);

 	

 	// Now draw all of the echidnas

 	int ech_no; // Echidna number	 

@@ -124,17 +147,21 @@ void render(SDL_Renderer* renderer, struct level_struct *currentlevel, SDL_Textu
 			

 			// Draw it onscreen

 			// SDL_BlitSurface ( currentlevel->surf_entities, &pixmap_crop, surf_screen, &destination );

-			SDL_UpdateTexture(surf_screen, &destination,

-					currentlevel->surf_entities->pixels,

-					currentlevel->surf_entities->pitch);

+			// SDL_UpdateTexture(surf_screen, &destination,

+			// 		currentlevel->surf_entities->pixels,

+			// 		currentlevel->surf_entities->pitch);

+

+			SDL_RenderCopy(renderer, currentlevel->surf_entities_tex,

+					&pixmap_crop,

+					&destination);

 		}

 	}

 	

 	/// Flip screen, so everything we have 'blitted' can now be seen

 	//SDL_Flip( surf_screen );

 

-	SDL_RenderClear(renderer);

-	SDL_RenderCopy(renderer, surf_screen, NULL, NULL);

+	//SDL_RenderClear(renderer);

+	//SDL_RenderCopy(renderer, surf_screen, NULL, NULL);

 	SDL_RenderPresent(renderer);

 }