Common.MatDefs.Post.LightScattering.frag Maven / Gradle / Ivy

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jMonkeyEngine is a 3-D game engine for adventurous Java developers

There is a newer version: 3.7.0-stable

#import "Common/ShaderLib/GLSLCompat.glsllib"
#import "Common/ShaderLib/MultiSample.glsllib"

uniform COLORTEXTURE m_Texture;
uniform DEPTHTEXTURE m_DepthTexture;
uniform int m_NbSamples;
uniform float m_BlurStart;
uniform float m_BlurWidth;
uniform float m_LightDensity;
uniform vec3 m_LightPosition;

varying vec2 texCoord;

void main(void) {
   #ifdef DISPLAY

       vec4 colorRes = getColor(m_Texture, texCoord);
       float factor = (m_BlurWidth/(float(m_NbSamples) - 1.0));
       float scale;
       vec2 texCoo = texCoord - m_LightPosition.xy;
       vec2 scaledCoord;
       vec4 res = vec4(0.0);
       for(int i=0; i