#version 120 uniform sampler2D baseTexture; varying float fogFactor; varying vec3 hazeColor; vec3 filter_combined (in vec3 color) ; void main(void) { vec4 base = texture2D( baseTexture, gl_TexCoord[0].st); vec4 finalColor = base * gl_Color; vec4 fragColor = vec4 (mix(hazeColor, finalColor.rgb, fogFactor ), mix(0.0, finalColor.a, 1.0 - 0.5 * (1.0 - fogFactor))); fragColor.rgb = filter_combined(fragColor.rgb); gl_FragColor = fragColor; }