Updated texture example using different texture and lighting (diffuse + specular)

data/shaders/texture.frag

@@ -1,16 +0,0 @@
-#version 450
-
-#extension GL_ARB_separate_shader_objects : enable
-#extension GL_ARB_shading_language_420pack : enable
-
-layout (binding = 1) uniform sampler2D samplerColor;
-
-layout (location = 0) in vec2 inUV;
-layout (location = 1) in float inLodBias;
-
-layout (location = 0) out vec4 outFragColor;
-
-void main() 
-{
-  outFragColor = texture(samplerColor, inUV, inLodBias);
-}

data/shaders/texture.vert

@@ -1,24 +0,0 @@
-#version 450
-
-#extension GL_ARB_separate_shader_objects : enable
-#extension GL_ARB_shading_language_420pack : enable
-
-layout (location = 0) in vec3 inPos;
-layout (location = 1) in vec2 inUV;
-
-layout (binding = 0) uniform UBO 
-{
-	mat4 projection;
-	mat4 model;
-	float lodBias;
-} ubo;
-
-layout (location = 0) out vec2 outUV;
-layout (location = 1) out float outLodBias;
-
-void main() 
-{
-	outUV = inUV;
-	outLodBias = ubo.lodBias;
-	gl_Position = ubo.projection * ubo.model * vec4(inPos.xyz, 1.0);
-}

data/shaders/texture/texture.frag

@@ -0,0 +1,28 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (binding = 1) uniform sampler2D samplerColor;
+
+layout (location = 0) in vec2 inUV;
+layout (location = 1) in float inLodBias;
+layout (location = 2) in vec3 inNormal;
+layout (location = 3) in vec3 inViewVec;
+layout (location = 4) in vec3 inLightVec;
+
+layout (location = 0) out vec4 outFragColor;
+
+void main() 
+{
+	vec4 color = texture(samplerColor, inUV, inLodBias);
+
+	vec3 N = normalize(inNormal);
+	vec3 L = normalize(inLightVec);
+	vec3 V = normalize(inViewVec);
+	vec3 R = reflect(-L, N);
+	vec3 diffuse = max(dot(N, L), 0.0) * vec3(1.0);
+	float specular = pow(max(dot(R, V), 0.0), 16.0) * color.a;
+
+	outFragColor = vec4(diffuse * color.rgb + specular, 1.0);	
+}

data/shaders/texture/texture.vert

@@ -0,0 +1,44 @@
+#version 450
+
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+
+layout (location = 0) in vec3 inPos;
+layout (location = 1) in vec2 inUV;
+layout (location = 2) in vec3 inNormal;
+
+layout (binding = 0) uniform UBO 
+{
+	mat4 projection;
+	mat4 model;
+	vec4 viewPos;
+	float lodBias;
+} ubo;
+
+layout (location = 0) out vec2 outUV;
+layout (location = 1) out float outLodBias;
+layout (location = 2) out vec3 outNormal;
+layout (location = 3) out vec3 outViewVec;
+layout (location = 4) out vec3 outLightVec;
+
+out gl_PerVertex 
+{
+    vec4 gl_Position;   
+};
+
+void main() 
+{
+	outUV = inUV;
+	outLodBias = ubo.lodBias;
+
+	vec3 worldPos = vec3(ubo.model * vec4(inPos, 1.0));
+
+	gl_Position = ubo.projection * ubo.model * vec4(inPos.xyz, 1.0);
+
+    vec4 pos = ubo.model * vec4(inPos, 1.0);
+	outNormal = mat3(inverse(transpose(ubo.model))) * inNormal;
+	vec3 lightPos = vec3(0.0);
+	vec3 lPos = mat3(ubo.model) * lightPos.xyz;
+    outLightVec = lPos - pos.xyz;
+    outViewVec = ubo.viewPos.xyz - pos.xyz;		
+}