24 lines
422 B
GLSL
24 lines
422 B
GLSL
!!permu FOG
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!!samps reflectcube
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#include "sys/defs.h"
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#include "sys/fog.h"
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//simple shader for simple skyboxes.
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varying vec3 pos;
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#ifdef VERTEX_SHADER
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void main ()
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{
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pos = v_position.xyz - e_eyepos;
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pos.y = -pos.y;
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gl_Position = ftetransform();
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}
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#endif
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#ifdef FRAGMENT_SHADER
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void main ()
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{
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vec4 skybox = textureCube(s_reflectcube, pos);
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gl_FragColor = vec4(fog3(skybox.rgb), 1.0);
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}
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#endif
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