39 lines
990 B
GLSL
39 lines
990 B
GLSL
|
#version 450
|
||
|
|
|
||
|
|
layout (binding = 1) uniform samplerCubeArray samplerCubeMapArray;
|
||
|
|
|
||
|
|
layout (binding = 0) uniform UBO
|
||
|
|
{
|
||
|
|
mat4 projection;
|
||
|
|
mat4 model;
|
||
|
|
mat4 invModel;
|
||
|
|
float lodBias;
|
||
|
|
int cubeMapIndex;
|
||
|
|
} ubo;
|
||
|
|
|
||
|
|
layout (location = 0) in vec3 inPos;
|
||
|
|
layout (location = 1) in vec3 inNormal;
|
||
|
|
layout (location = 2) in vec3 inViewVec;
|
||
|
|
layout (location = 3) in vec3 inLightVec;
|
||
|
|
|
||
|
|
layout (location = 0) out vec4 outFragColor;
|
||
|
|
|
||
|
|
void main()
|
||
|
|
{
|
||
|
|
vec3 cI = normalize (inPos);
|
||
|
|
vec3 cR = reflect (cI, normalize(inNormal));
|
||
|
|
|
||
|
|
cR = vec3(ubo.invModel * vec4(cR, 0.0));
|
||
|
|
cR.y *= -1.0;
|
||
|
|
|
||
|
|
vec4 color = texture(samplerCubeMapArray, vec4(cR, ubo.cubeMapIndex), ubo.lodBias);
|
||
|
|
|
||
|
|
vec3 N = normalize(inNormal);
|
||
|
|
vec3 L = normalize(inLightVec);
|
||
|
|
vec3 V = normalize(inViewVec);
|
||
|
|
vec3 R = reflect(-L, N);
|
||
|
|
vec3 ambient = vec3(0.5) * color.rgb;
|
||
|
|
vec3 diffuse = max(dot(N, L), 0.0) * vec3(1.0);
|
||
|
|
vec3 specular = pow(max(dot(R, V), 0.0), 16.0) * vec3(0.5);
|
||
|
|
outFragColor = vec4(ambient + diffuse * color.rgb + specular, 1.0);
|
||
|
|
}
|