Standard.Shader.PostProcessing.spotlight.frag Maven / Gradle / Ivy
#version 450
#extension GL_ARB_separate_shader_objects:enable
const int MAX_NUM_LIGHTS=64;
layout(set=0,binding=0) uniform CameraUBO{
mat4 view;
mat4 proj;
vec3 eye;
vec3 center;
}camera;
layout(set=0,binding=1) uniform LightingInfoUBO{
vec3 ambientColor;
vec3 lightingClampMin;
vec3 lightingClampMax;
int numLights;
}lightingInfo;
struct Spotlight{
vec3 position;
vec3 direction;
vec3 diffuseColor;
vec3 specularColor;
vec3 diffuseClampMin;
vec3 diffuseClampMax;
vec3 specularClampMin;
vec3 specularClampMax;
float k0;
float k1;
float k2;
float theta;
float phi;
float falloff;
float specularPowY;
};
layout(set=0,binding=2) uniform LightsUBO{
Spotlight lights[MAX_NUM_LIGHTS];
};
layout(set=1,binding=0) uniform texture2D albedoTexture;
layout(set=1,binding=1) uniform texture2D depthTexture;
layout(set=1,binding=2) uniform texture2D positionTexture;
layout(set=1,binding=3) uniform texture2D normalTexture;
layout(set=1,binding=4) uniform texture2D stencilTexture;
layout(set=2,binding=0) uniform sampler textureSampler;
layout(location=0) in vec2 fragTexCoords;
layout(location=0) out vec4 outColor;
void main(){
vec4 albedo=texture(sampler2D(albedoTexture,textureSampler),fragTexCoords);
float depth=texture(sampler2D(depthTexture,textureSampler),fragTexCoords).r;
vec3 position=texture(sampler2D(positionTexture,textureSampler),fragTexCoords).rgb;
vec3 normal=texture(sampler2D(normalTexture,textureSampler),fragTexCoords).rgb;
float stencil=texture(sampler2D(stencilTexture,textureSampler),fragTexCoords).r;
vec3 cameraDirection=normalize(camera.center-camera.eye);
vec3 lightingColor=lightingInfo.ambientColor;
for(int i=0;i