Add the shader files.

examples/OpenGLWindow/Shaders/projectiveTextureInstancingPS.h

@@ -0,0 +1,65 @@
+//this file is autogenerated using stringify.bat (premake --stringify) in the build folder of this project
+static const char* projectiveTextureInstancingFragmentShader= \
+"#version 330 core\n"
+"//precision highp float;\n"
+"in Fragment\n"
+"{\n"
+"     vec4 color;\n"
+"} fragment;\n"
+"in Vert\n"
+"{\n"
+"	vec2 texcoord;\n"
+"} vert;\n"
+"uniform sampler2D Diffuse;\n"
+"uniform mat4 ViewMatrixInverse;\n"
+"in vec3 lightPos,cameraPosition, normal,ambient;\n"
+"in vec4 vertexPos;\n"
+"in float materialShininess;\n"
+"in vec3 lightSpecularIntensity;\n"
+"in vec3 materialSpecularColor;\n"
+"out vec4 color;\n"
+"void main(void)\n"
+"{\n"
+"	vec4 texel = fragment.color*texture(Diffuse,vert.texcoord.xy);\n"
+"	vec3 ct,cf;\n"
+"	float intensity,at,af;\n"
+"	if (fragment.color.w==0)\n"
+"		discard;\n"
+"	vec3 lightDir = normalize(lightPos);\n"
+"	\n"
+"	vec3 normalDir = normalize(normal);\n"
+" \n"
+"	intensity = 0.5+0.5*clamp( dot( normalDir,lightDir ), -1,1 );\n"
+"	\n"
+"	af = 1.0;\n"
+"		\n"
+"	ct = texel.rgb;\n"
+"	at = texel.a;\n"
+"		\n"
+"	//float bias = 0.005f;\n"
+"	\n"
+"	vec3 specularReflection;\n"
+"	\n"
+"	if (dot(normalDir, lightDir) < 0.0) \n"
+"	{\n"
+"		specularReflection = vec3(0.0, 0.0, 0.0);\n"
+"	}\n"
+"  else // light source on the right side\n"
+"	{\n"
+"		vec3 surfaceToLight = normalize(lightPos - vertexPos.xyz);\n"
+"    vec3 surfaceToCamera = normalize(cameraPosition - vertexPos.xyz);\n"
+"    \n"
+"    \n"
+"    float specularCoefficient = 0.0;\n"
+"		specularCoefficient = pow(max(0.0, dot(surfaceToCamera, reflect(-surfaceToLight, normalDir))), materialShininess);\n"
+"    specularReflection = specularCoefficient * materialSpecularColor * lightSpecularIntensity;\n"
+"  \n"
+"	}\n"
+"    \n"
+"	float visibility = 1.0;\n"
+"	intensity = 0.7*intensity  + 0.3*intensity*visibility;\n"
+"	\n"
+"	cf = intensity*(vec3(1.0,1.0,1.0)-ambient)+ambient+specularReflection*visibility;\n"
+"	color  = vec4(ct * cf, fragment.color.w);\n"
+"}\n"
+;