texturedFragment.glsl

//GL_FRAGMENT_SHADER
#version 330 core

uniform mat4 projectionMatrix;
uniform mat4 viewMatrix;
uniform mat4 modelMatrix;

uniform mat4 mymat;

uniform sampler2D texture_diffuse;

uniform struct Light {
    vec3 position;
    vec3 intensity;
    int enabled;
    mat4 matrix;
    sampler2DShadow shadowTexture;
};

// TODO: Define this at shader compile time?
const int LIGHT_COUNT = 20;
uniform int enabledLightCount;
uniform Light lights[LIGHT_COUNT];

in vec4 pass_shadowCoord;

in vec4 pass_Position;
in vec4 pass_Colour;
in vec4 pass_Normal;
in vec2 pass_TextureCoord;

out vec4 out_Colour;

void main(void) {
    vec4 lightColour = vec4(1,1,1,1);

    vec4 diffuseColour = texture( texture_diffuse, pass_TextureCoord );
    //diffuseColour = pass_Color + vec4(0.5);


    vec4 newShadowCoord = lights[0].matrix * pass_Position;
    newShadowCoord = newShadowCoord / newShadowCoord.w;

    float vis = 1;

    float visibility = 1.0;
    visibility = texture( lights[0].shadowTexture, vec3( newShadowCoord.xy, newShadowCoord.z ) );

    if(visibility < 1)
        vis = 0.5;

	out_Colour = vis * ( diffuseColour * lightColour );
	//out_Colour = visibility * ( diffuseColour * lightColour );
	//out_Colour = vec4(visibility);
	//out_Colour = vec4(newShadowCoord.z);
}