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3.21
examples/OpenGLWindow/Shaders/useShadowMapInstancingPS.h
70 строк
2 KB
Erwin Coumans
expose shadowmap intensity to PyBullet API
08 сен 2020, 02:52
08 сен 2020, 02:52
ccdec68
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//this file is autogenerated using stringify.bat (premake --stringify) in the build folder of this project static const char* useShadowMapInstancingFragmentShader= \ "#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 sampler2DShadow shadowMap;\n" "uniform mat4 ViewMatrixInverse;\n" "in vec3 lightPos,cameraPosition, normal,ambient;\n" "in vec4 ShadowCoord;\n" "in vec4 vertexPos;\n" "in float materialShininess;\n" "in float shadowmapIntensity;\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);\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 = texture(shadowMap, vec3(ShadowCoord.xy,(ShadowCoord.z)/ShadowCoord.w));\n" " if (intensity<0.5)\n" " visibility = 0;\n" " intensity = (1.0-shadowmapIntensity)*intensity + shadowmapIntensity*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" ;