Added hybrid parameter

README.md

@@ -61,6 +61,7 @@ Usage: blues [OPTIONS]...
   --screensize=WxH  Graphics screen size (default 320x200)
   --cga             Enable CGA colors
   --dosscroll       Enable DOS style screen scrolling
+  --hybrid          Enable fuchsia color as in Hybrid crack
 ```
 
 ## Downloads

intern.h

@@ -56,6 +56,7 @@ struct options_t {
 	bool amiga_status_bar;
 	bool dos_scrolling;
 	bool cga_colors;
+	bool hybrid_color;
 };
 
 struct game_t {

main.c

@@ -24,6 +24,7 @@ static const char *USAGE =
 	"  --screensize=WxH  Graphics screen size (default 320x200)\n"
 	"  --cga             Enable CGA colors\n"
 	"  --dosscroll       Enable DOS style screen scrolling\n"
+	"  --hybrid          Enable fuchsia color as in Hybrid crack\n"
 ;
 
 static struct game_t *detect_game(const char *data_path) {
@@ -57,8 +58,9 @@ int main(int argc, char *argv[]) {
 	g_options.amiga_copper_bars = true;
 	g_options.amiga_colors = true;
 	// g_options.amiga_status_bar = true;
-	g_options.dos_scrolling = false;
 	g_options.cga_colors = false;
+	g_options.dos_scrolling = false;
+	g_options.hybrid_color = false;
 	const char *data_path = DEFAULT_DATA_PATH;
 	int scale_factor = DEFAULT_SCALE_FACTOR;
 	const char *scale_filter = DEFAULT_SCALE_FILTER;
@@ -82,6 +84,7 @@ int main(int argc, char *argv[]) {
 			{ "screensize", required_argument, 0, 9 },
 			{ "cga",        no_argument,       0, 10 },
 			{ "dosscroll",  no_argument,       0, 11 },
+			{ "hybrid",     no_argument,       0, 12 },
 			{ 0, 0, 0, 0 },
 		};
 		int index;
@@ -127,6 +130,9 @@ int main(int argc, char *argv[]) {
 		case 11:
 			g_options.dos_scrolling = true;
 			break;
+		case 12:
+			g_options.hybrid_color = true;
+			break;
 		default:
 			fprintf(stdout, USAGE, argv[0]);
 			return -1;
@@ -137,7 +143,7 @@ int main(int argc, char *argv[]) {
 		fprintf(stdout, "No data files found\n");
 	} else {
 		g_sys.init();
-		g_sys.set_screen_size(GAME_SCREEN_W, GAME_SCREEN_H, game->name, scale_factor, scale_filter, fullscreen);
+		g_sys.set_screen_size(GAME_SCREEN_W, GAME_SCREEN_H, game->name, scale_factor, scale_filter, fullscreen, g_options.hybrid_color);
 		game->run(data_path);
 		g_sys.fini();
 	}

sys.h

@@ -38,7 +38,7 @@ struct sys_t {
 	struct input_t	input;
 	int	(*init)();
 	void	(*fini)();
-	void	(*set_screen_size)(int w, int h, const char *caption, int scale, const char *filter, bool fullscreen);
+	void	(*set_screen_size)(int w, int h, const char *caption, int scale, const char *filter, bool fullscreen, bool hybrid_color);
 	void	(*set_screen_palette)(const uint8_t *colors, int offset, int count, int depth);
 	void	(*set_palette_amiga)(const uint16_t *colors, int offset);
 	void	(*set_copper_bars)(const uint16_t *data);

sys_sdl2.c

@@ -40,6 +40,7 @@ static uint32_t _screen_palette[256];
 static uint32_t *_screen_buffer;
 static int _copper_color_key;
 static uint32_t _copper_palette[COPPER_BARS_H];
+static bool _hybrid_color;
 
 static SDL_GameController *_controller;
 static SDL_Joystick *_joystick;
@@ -108,7 +109,7 @@ static void sdl2_fini() {
 	SDL_Quit();
 }
 
-static void sdl2_set_screen_size(int w, int h, const char *caption, int scale, const char *filter, bool fullscreen) {
+static void sdl2_set_screen_size(int w, int h, const char *caption, int scale, const char *filter, bool fullscreen, bool hybrid_color) {
 	assert(_screen_w == 0 && _screen_h == 0); // abort if called more than once
 	_screen_w = w;
 	_screen_h = h;
@@ -137,6 +138,7 @@ static void sdl2_set_screen_size(int w, int h, const char *caption, int scale, c
 	_sprites_cliprect.y = 0;
 	_sprites_cliprect.w = w;
 	_sprites_cliprect.h = h;
+	_hybrid_color = hybrid_color;
 }
 
 static uint32_t convert_amiga_color(uint16_t color) {
@@ -196,6 +198,9 @@ static void sdl2_set_screen_palette(const uint8_t *colors, int offset, int count
 			g = (g << shift) | (g >> (depth - shift));
 			b = (b << shift) | (b >> (depth - shift));
 		}
+		if(_hybrid_color && i < 2){
+			g = 0;
+		}
 		_screen_palette[offset + i] = SDL_MapRGB(_fmt, r, g, b);
 		palette_colors[i].r = r;
 		palette_colors[i].g = g;