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C-/C++-Quelltext

#version 330

//----------------------------------------------
// Layout Vars
//----------------------------------------------
layout(location = 0) in vec3 NL_Vertex;
layout(location = 1) in vec4 NL_Color;
layout(location = 2) in vec2 NL_TextureCoord;

//----------------------------------------------
// Uniforms from NightLight
//----------------------------------------------
uniform mat4 NL_ProjectionMatrix;

//----------------------------------------------
// Output to fragment shader
//----------------------------------------------
smooth out vec4 theColor;
smooth out vec2 theTextureCoord;

uniform float tex_offset;

void main()
{   
    //----------------------------------------------
    // Applying position
    //----------------------------------------------
    gl_Position = NL_ProjectionMatrix*vec4(NL_Vertex, 1.0);     

    //----------------------------------------------
    // Scrolling the Texture
    //----------------------------------------------
    vec2 tex_coord = NL_TextureCoord;
    tex_coord.x += tex_offset;
    
    //----------------------------------------------
    // Output
    //----------------------------------------------
    theColor = NL_Color;
    theTextureCoord = tex_coord;
}

C-/C++-Quelltext

#version 330

uniform sampler2D NL_TextureID;

smooth in vec4 theColor;
smooth in vec2 theTextureCoord;

out vec4 outputColor;

void main()
{
    vec4 value = texture2D(NL_TextureID, theTextureCoord);      
    
    if ( value.a <= 0.01 ){
    discard;
    }
    
    outputColor = theColor*value;
}