Added Vulkan examples sources!

data/shaders/parallax/normalmap.frag

@@ -0,0 +1,50 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (binding = 1) uniform sampler2D sColorMap;
+layout (binding = 2) uniform sampler2D sNormalHeightMap;
+
+layout (binding = 3) uniform UBO 
+{
+	float scale;
+	float bias;
+	float lightRadius;	
+	int usePom;
+	int displayNormalMap;
+} ubo;
+
+layout (location = 0) in vec2 inUV;
+layout (location = 1) in vec3 inLightVec;
+layout (location = 2) in vec3 inLightVecB;
+layout (location = 3) in vec3 inSpecular;
+layout (location = 4) in vec3 inEyeVec;
+layout (location = 5) in vec3 inLightDir;
+layout (location = 6) in vec3 inViewVec;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main(void) 
+{
+	vec3 specularColor = vec3(0.0, 0.0, 0.0);
+
+	float invRadius = 1.0/ubo.lightRadius;
+	float ambient = 0.5;
+
+	vec3 rgb, normal;
+
+	rgb = (ubo.displayNormalMap == 0) ? texture(sColorMap, inUV).rgb : texture(sNormalHeightMap, inUV).rgb;
+	normal = normalize((texture(sNormalHeightMap, inUV).rgb - 0.5) * 2.0);
+
+	float distSqr = dot(inLightVecB, inLightVecB);
+	vec3 lVec = inLightVecB * inversesqrt(distSqr);
+
+	vec3  nvViewVec = normalize(inViewVec);
+	float specular = pow(clamp(dot(reflect(-nvViewVec, normal), lVec), 0.0, 1.0), 4.0);
+
+	float atten = clamp(1.0 - invRadius * sqrt(distSqr), 0.0, 1.0);
+	float diffuse = clamp(dot(lVec, normal), 0.0, 1.0);
+
+	outFragColor = vec4((rgb * ambient + (diffuse * rgb + 0.5 * specular * specularColor.rgb)) * atten, 1.0);    
+}