source: data/branches/Shader_HS18/programs/Example/GLSLES/instancingVp.glsles @ 12091

#version 100

precision highp int;
precision highp float;

uniform mat4 worldMatrixArray[80];
uniform mat4 viewProjectionMatrix;
uniform vec4 lightPos;
uniform vec4 ambient;
uniform vec4 lightDiffuseColour;

attribute vec4 position;
attribute vec3 normal;
attribute vec4 uv0;
attribute float uv1;

varying vec4 oColor_0;
#if SHADOW_CASTER
#else
varying vec2 oTexcoord2_0;
#endif

void main()
{
        // transform by indexed matrix
        vec4 transformedPos = vec4((worldMatrixArray[int(uv1)] * position).xyz, 1.0);

        // view / projection
        gl_Position = viewProjectionMatrix * transformedPos;

#if SHADOW_CASTER
        
        oColor_0 = ambient;
#else
        oTexcoord2_0 = uv0.xy;

        vec3 norm = mat3(worldMatrixArray[int(uv1)]) * normal;
        
        vec3 lightDir =         normalize(
                lightPos.xyz -  (transformedPos.xyz * lightPos.w));

        oColor_0 = ambient + clamp(dot(lightDir, norm), 0.0, 1.0) * lightDiffuseColour;
#endif
}