25 lines
No EOL
707 B
GLSL
25 lines
No EOL
707 B
GLSL
#version 450
|
|
|
|
layout (location = 0) in vec3 inNormal;
|
|
layout (location = 1) in vec3 inColor;
|
|
layout (location = 2) in vec3 inEyePos;
|
|
layout (location = 3) in vec3 inLightVec;
|
|
|
|
layout (location = 0) out vec4 outFragColor;
|
|
|
|
void main()
|
|
{
|
|
vec3 Eye = normalize(-inEyePos);
|
|
vec3 Reflected = normalize(reflect(-inLightVec, inNormal));
|
|
|
|
vec4 IAmbient = vec4(0.1, 0.1, 0.1, 1.0);
|
|
vec4 IDiffuse = vec4(max(dot(inNormal, inLightVec), 0.0));
|
|
float specular = 0.75;
|
|
vec4 ISpecular = vec4(0.0);
|
|
if (dot(inEyePos, inNormal) < 0.0)
|
|
{
|
|
ISpecular = vec4(0.5, 0.5, 0.5, 1.0) * pow(max(dot(Reflected, Eye), 0.0), 16.0) * specular;
|
|
}
|
|
|
|
outFragColor = vec4((IAmbient + IDiffuse) * vec4(inColor, 1.0) + ISpecular);
|
|
} |