Sprite build command

build uses ../../data/g2.dat and all numbered images in
../../resources/g2/.
No other parameters needed.
Also changed speed button hyper arrows to support game speeds inbetween
4 and 8.

src/cmdline_sprite.c

@@ -412,6 +412,75 @@ int cmdline_for_sprite(const char **argv, int argc)
 			return -1;
 
 		return 1;
+	}
+	else if (_strcmpi(argv[0], "build") == 0) {
+		/*if (argc < 3) {
+			fprintf(stderr, "usage: sprite build [spritefile] [resources]\n");
+			return -1;
+		}*/
+
+		const char *spriteFilePath = "../../data/g2.dat";
+		const char *resourcePath = "../../resources/g2/";
+		char imagePath[256], number[8];
+
+		bool fileExists = true;
+		FILE *file;
+
+		spriteFileHeader.num_entries = 0;
+		spriteFileHeader.total_size = 0;
+		sprite_file_save(spriteFilePath);
+
+		//sprite_file_close();
+
+		printf("Building: %s\n", spriteFilePath);
+		for (int i = 0; fileExists; i++) {
+			itoa(i, number, 10);
+			strcpy(imagePath, resourcePath);
+			strcat(imagePath, number);
+			strcat(imagePath, ".png");
+			if (file = fopen(imagePath, "r")) {
+				fclose(file);
+				rct_g1_element spriteElement;
+				uint8 *buffer;
+				int bufferLength;
+				if (!sprite_file_import(imagePath, &spriteElement, &buffer, &bufferLength)) {
+					fprintf(stderr, "Could not import image file: %s\nCanceling\n", imagePath);
+					printf("Could not import image file: %s\nCanceling\n", imagePath);
+					return -1;
+				}
+
+				if (!sprite_file_open(spriteFilePath)) {
+					fprintf(stderr, "Unable to open sprite file: %s\nCanceling\n", spriteFilePath);
+					printf("Unable to open sprite file: %s\nCanceling\n", spriteFilePath);
+					return -1;
+				}
+
+				spriteFileHeader.num_entries++;
+				spriteFileHeader.total_size += bufferLength;
+				spriteFileEntries = realloc(spriteFileEntries, spriteFileHeader.num_entries * sizeof(rct_g1_element));
+				spriteFileData = realloc(spriteFileData, spriteFileHeader.total_size);
+				spriteFileEntries[spriteFileHeader.num_entries - 1] = spriteElement;
+				memcpy(spriteFileData + (spriteFileHeader.total_size - bufferLength), buffer, bufferLength);
+				spriteFileEntries[spriteFileHeader.num_entries - 1].offset = spriteFileData + (spriteFileHeader.total_size - bufferLength);
+
+				free(buffer);
+
+				if (!sprite_file_save(spriteFilePath)) {
+					printf("Could not save sprite file: %s\nCanceling\n", imagePath);
+					return -1;
+				}
+				printf("Added: %s\n", imagePath);
+			}
+			else {
+
+				printf("Could not find file: %s\n", imagePath);
+				fileExists = false;
+			}
+		}
+
+
+		printf("Finished\n", imagePath);
+		return 1;
 	} else {
 		fprintf(stderr, "Unknown sprite command.");
 		return -1;

src/sprites.h

@@ -351,7 +351,7 @@ enum {
 	SPR_G2_TITLE = SPR_G2_BEGIN + 1,
 	SPR_G2_FASTFORWARD = SPR_G2_BEGIN + 2,
 	SPR_G2_SPEED_ARROW = SPR_G2_BEGIN + 3,
-	SPR_G2_HYPER_ARROWS = SPR_G2_BEGIN + 4
+	SPR_G2_HYPER_ARROW = SPR_G2_BEGIN + 4
 };
 
 #endif

src/windows/top_toolbar.c

@@ -647,9 +647,12 @@ static void window_top_toolbar_paint()
 		for (int i = 0; i < gGameSpeed && gGameSpeed <= 4; i++) {
 			gfx_draw_sprite(dpi, SPR_G2_SPEED_ARROW, x + 5 + i * 5, y + 15, 0);
 		}
-		if (gGameSpeed == 8) {
-			gfx_draw_sprite(dpi, SPR_G2_HYPER_ARROWS, x + 5, y + 15, 0);
+		for (int i = 0; i < 3 && i < gGameSpeed - 4 && gGameSpeed >= 5; i++) {
+			gfx_draw_sprite(dpi, SPR_G2_HYPER_ARROW, x + 5 + i * 6, y + 15, 0);
 		}
+		/*if (gGameSpeed >= 8) {
+			gfx_draw_sprite(dpi, SPR_G2_HYPER_ARROWS, x + 5, y + 15, 0);
+		}*/
 	}
 
 	// Draw cheats button