Added -nowater option to allow map rendering without water.

Author: flps42

colors.cpp

@@ -44,8 +44,13 @@ void loadColors()
 	SETCOLORNOISE(WOOD, 157,128,79,255, 11);
 	SETCOLOR(6, 120,120,120,0);
 	SETCOLOR(7, 84,84,84,255);
-	SETCOLOR(WATER, 38,92,225,36);
-	SETCOLOR(STAT_WATER, 38,92,225,36);
+	if (g_NoWater) {
+		SETCOLOR(WATER, 255,255,255,0);
+		SETCOLOR(STAT_WATER, 255,255,255,0);
+	} else {
+		SETCOLOR(WATER, 38,92,225,36);
+		SETCOLOR(STAT_WATER, 38,92,225,36);
+	}
 	SETCOLOR(10, 255,90,0,255);
 	SETCOLOR(11, 255,90,0,255);
 	SETCOLORNOISE(SAND, 220,212,160,255, 14);

globals.cpp

@@ -15,6 +15,7 @@ bool g_Skylight = false;
 int g_Noise = 0;
 bool g_BlendAll = false;
 bool g_Hell = false, g_ServerHell = false;
+bool g_NoWater = false;
 
 bool g_UseBiomes = false;
 uint64_t g_BiomeMapSize = 0;

globals.h

@@ -40,6 +40,7 @@ extern bool g_Skylight;
 extern int g_Noise;
 extern bool g_BlendAll; // If set, do not assume certain blocks (like grass) are always opaque
 extern bool g_Hell, g_ServerHell; // rendering the nether
+extern bool g_NoWater; // render water clear
 
 // For rendering biome colors properly, external png files are used
 extern bool g_UseBiomes;

main.cpp

@@ -135,6 +135,8 @@ int main(int argc, char **argv)
 				g_Hell = true;
 			} else if (strcmp(option, "-end") == 0) {
 				end = true;
+			} else if (strcmp(option, "-nowater") == 0) {
+				g_NoWater = true;
 			} else if (strcmp(option, "-serverhell") == 0) {
 				g_ServerHell = true;
 			} else if (strcmp(option, "-biomes") == 0) {
@@ -1133,6 +1135,7 @@ void printHelp(char *binary)
 	   "  -hell         render the hell/nether dimension of the given world\n"
 	   "  -end          render the end dimension of the given world\n"
 	   "  -serverhell   force cropping of blocks at the top (use for nether servers)\n"
+	   "  -nowater  	render map with water clear\n"
 	   "  -texture NAME extract colors from png file 'NAME'; eg. terrain.png\n"
 	   "  -biomes       apply biome colors to grass/leaves; requires that you run\n"
 	   "                Donkey Kong's biome extractor first on your world\n"