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/**
* @file fullbrightF.glsl
*
* Copyright (c) 2007-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#extension GL_ARB_texture_rectangle : enable
uniform sampler2D diffuseMap;
uniform sampler2DShadow shadowMap0;
uniform sampler2DShadow shadowMap1;
uniform sampler2DShadow shadowMap2;
uniform sampler2DShadow shadowMap3;
uniform sampler2D noiseMap;
uniform sampler2DRect positionMap;
uniform mat4 shadow_matrix[4];
uniform vec4 shadow_clip;
uniform vec2 screen_res;
vec3 fullbrightAtmosTransport(vec3 light);
vec3 fullbrightScaleSoftClip(vec3 light);
varying vec3 vary_ambient;
varying vec3 vary_directional;
varying vec4 vary_position;
varying vec3 vary_normal;
varying vec3 vary_fragcoord;
uniform float alpha_soften;
void main()
{
vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5;
frag *= screen_res;
vec3 samp_pos = texture2DRect(positionMap, frag).xyz;
float shadow = 1.0;
vec4 pos = vary_position;
vec4 color = texture2D(diffuseMap, gl_TexCoord[0].xy)*gl_Color;
color.rgb = fullbrightAtmosTransport(color.rgb);
color.rgb = fullbrightScaleSoftClip(color.rgb);
if (samp_pos.z != 0.0)
{
float dist_factor = alpha_soften;
float a = gl_Color.a;
a *= a;
dist_factor *= 1.0/(1.0-a);
color.a *= min((pos.z-samp_pos.z)*dist_factor, 1.0);
}
//gl_FragColor = gl_Color;
gl_FragColor = color;
//gl_FragColor = vec4(1,0,1,1);
}
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