attempt to not apply normal mapping on clouds

cw 7/shaders/shader_earth.frag

@@ -64,16 +64,16 @@ void main()
 	vec3 cloudColor = texture2D(clouds, vertexTexCoordOut).rgb;
 
 	//disabled to prevent riffled clouds
-	//textureColor = mix(vec3(1), textureColor, cloudColor.r);
+	textureColor = mix(vec3(1), textureColor, cloudColor.r);
+	
+	normalizedVertexNormal = vec3(0, 0, 1);
+	if (cloudColor.r < 1) {
+		//get normal from normal sampler
+		vec3 samplerNormal = texture2D(normalSampler, vertexTexCoordOut).xyz;
+		samplerNormal = 2 * samplerNormal - 1;//since sampler has values from [0, 1], but we want [-1, 1]
+		normalizedVertexNormal = normalize(samplerNormal);// to avoid potential precision problems in sampler texture
+	}
 	
-	//get normal from normal sampler
-	vec3 samplerNormal = texture2D(normalSampler, vertexTexCoordOut).xyz;
-	samplerNormal = 2 * samplerNormal - 1;//since sampler has values from [0, 1], but we want [-1, 1]
-	normalizedVertexNormal = normalize(samplerNormal);// to avoid potential precision problems in sampler texture
-
-	//Debug
-	//normalizedVertexNormal = vec3(0, 0, 1);
-
 	outColor = calcPointLight(textureColor, sunPos, sunLightDirTS, sunColor, sunLightExp);
 
 	outColor += calcSpotLight(textureColor, reflectorPos, reflectorLightDirTS, reflectorColor, reflectorLightExp);