Update render.c

src/render.c

@@ -12,13 +12,12 @@ extern int spr_x[5][6];
 extern int grid[2][18][8];
 extern SDL_Renderer *sr;
 extern SDL_Texture * texture;
-int tile_c;
 extern int tile_pos;
 extern bool next_p;	// next piece flag
 
 int tile_shp, tilesrc_x, tilesrc_y, tiledst_x, tiledst_y;
 int row = 0, col = 0;
-
+int tile_c;
 int last_time, current_time, deltatime, score;
 
 ///////////////// SPRITE SHEET TOP LEFT COORDINATES /////////////////
@@ -42,6 +41,7 @@ SDL_Rect level_back	= {231, 7, 76, 66};
 SDL_Rect level_trim	= {230, 6, 78, 68};
 SDL_Rect next_back	= {257, 86, 18, 37};
 SDL_Rect next_trim	= {256, 85, 20, 39};
+SDL_Rect next_tile	= {260, 88, 12, 11};
 SDL_Rect high_back	= {13, 7, 76, 186};
 SDL_Rect high_trim	= {12, 6, 78, 188};
 SDL_Rect tile_src	= {72, 0, 12, 11};
@@ -87,16 +87,24 @@ return 0;
 
 ///////////////// DISPLAY NEXT PIECE /////////////////
 int Ren_next(void) {
+	tile_shp = 1;							// tile shape
 	if (next_p == 0) {
 	} else {
-		SDL_SetRenderDrawColor(sr, 0xff , 0xff , 0xff, 0xff);
+		SDL_SetRenderDrawColor(sr, 0x00 , 0x00 , 0x00, 0xff);
 		SDL_RenderFillRect(sr, &next_back);			// background
-		SDL_SetRenderDrawColor (sr, 0x00, 0x00, 0x00, 255);
-		SDL_RenderDrawRect(sr, &next_trim);			// trim
 		SDL_RenderDrawLine (sr, 259, 124, 276, 124);		// next shadow
 		SDL_RenderDrawLine (sr, 259, 125, 277, 125);
 		SDL_RenderDrawLine (sr, 276, 124, 276, 89);
 		SDL_RenderDrawLine (sr, 277, 125, 277, 89);
+		SDL_SetRenderDrawColor (sr, 0xff, 0xff, 0xff, 0xff);
+		SDL_RenderDrawRect(sr, &next_trim);			// trim
+		for (int i = 0; i < 3; i++) {
+		tile_src.x = spr_x[tile_shp][tile_next[i] - 1];		// source x position in sprite map depends on tile shape and colour
+		tile_src.y = 0;						// source y position in sprite map = 0
+		tile_dst.x = 260;					// tile destination x position = 260
+		tile_dst.y = 88 + (i * 11);				// add 11 pixels to move to next tile destination y location
+		SDL_RenderCopy(sr, texture, &tile_src, &tile_dst);
+		}
 	}
 	return 0;
 }
@@ -205,11 +213,8 @@ int Ren_menu(void) {
 }
 
 ///////////////// DISPLAY GAME BOARD/////////////////
-int display_grid()
+int display_grid() {
-{
-	tiledst_y = 1;
 	for (int i = 0; i < 18; i++) {
-		tiledst_x = 112;
 		for  (int j = 0; j < 8; j++) {
 			int k = grid[0][i][j];
 			tile_shp = 1;							// tile shape
@@ -219,28 +224,24 @@ int display_grid()
 				tilesrc_x = spr_x[tile_shp][k];
 				tile_src.x = tilesrc_x;
 				tile_src.y = tilesrc_y;
-				tile_dst.x = tiledst_x;
+				tile_dst.x = tiledst_x + 112 + (j * 12);
-				tile_dst.y = tiledst_y;
+				tile_dst.y = tiledst_y + 1 + (i * 11);
 				SDL_RenderCopy(sr, texture, &tile_src, &tile_dst);	// draw colour tile
 			} else {
-				tile_dst.x = tiledst_x;
+				tile_dst.x = tiledst_x + 112 + (j * 12);
-				tile_dst.y = tiledst_y;
+				tile_dst.y = tiledst_y + 1 + (i * 11);
 				SDL_SetRenderDrawColor(sr, 0x0 , 0x0 , 0x0, 0xff);
 				SDL_RenderFillRect(sr, &tile_dst);			// draw empty tile
 			}
-			tiledst_x = tiledst_x + 12;		// next column
 		}
-		tiledst_y = tiledst_y + 11;		// next row
 	}
 	return 0;
 }
 
-
 ///////////////// UPDATE GAME /////////////////
 int Ren_game(void) {
 	if (pause_f == true) {
 		Ren_pause();
-	SDL_Delay(40);
 		return 0;
 	}
 	backdrop(colour);
@@ -261,12 +262,9 @@ if (pause_f == true) {
 	}
 
 	for (int i = 0; i < 1; i++) {
-
  		current_time = SDL_GetTicks();
 		deltatime = current_time - last_time;
-
+		if (deltatime > 500) {				// deltatime > 500 - (score * 10)
-  if (deltatime > 1000) { // deltatime > 500 - (score * 10)
-
 			last_time = current_time;
 			deltatime = 0;
 			disp_column (row, col);