cubereflectshinymap.shader

varying vec3 vEye;
varying vec3 vNormal;

void main() 
{
    // Get the normal and normalize
    vNormal = gl_NormalMatrix * gl_Normal;
    
    // Get the world space position
    vec4 vPos = gl_ModelViewMatrix * gl_Vertex;

    // Get the eye vector
    vEye = -vPos.xyz;
    
    //Use the first set of texture coordinates in the fragment shader 
    gl_TexCoord[0] = gl_MultiTexCoord0;

    // Transform the position to screen space
    gl_Position = ftransform(); 
}

~~~~~

varying vec3 vEye;
varying vec3 vNormal;

uniform float reflectivity;

uniform sampler2D Texture0; // Diffuse map
// uniform sampler2D Texture1; // Normal map
uniform samplerCube Texture2; // Cube map
// uniform sampler2D Texture3; // Shininess map
// uniform sampler2D Texture4; // Emissive map

void main() 
{
    // Get the bump vector
    vec3 vN = normalize( vNormal );

    // Get the eye vector
    vec3 vE = normalize( vEye );
    
    // Get the reflection vector
    vec3 vR = reflect( vE, vN );
    
    // Put it through the matrix
    vR = mat3( gl_TextureMatrix[0] ) * vR;
    vR.x = -vR.x;

    // Get the value from the cubemap
    // gl_FragColor = 1.0;
    // gl_FragColor = vec4( vN.xyz * 0.5 + 0.5, 1.0 ); 
    gl_FragColor = textureCube( Texture2, vR.xyz );
    
    // Sample the diffuse texture
    vec4 tex = texture2D( Texture0, gl_TexCoord[0].xy );
    
    // Set the alpha
    gl_FragColor.a = reflectivity * tex.a;
}

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