27 lines
505 B
GLSL
27 lines
505 B
GLSL
!!cvarf ffov
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!!samps reflectcube
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#include "sys/defs.h"
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//panoramic view rendering, for promo map shots or whatever.
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layout(location=0) varying vec2 texcoord;
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#ifdef VERTEX_SHADER
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void main()
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{
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texcoord = v_texcoord.xy;
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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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vec3 tc;
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float ang;
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ang = texcoord.x*radians(cvar_ffov);
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tc.x = sin(ang);
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tc.y = -texcoord.y;
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tc.z = cos(ang);
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gl_FragColor = textureCube(s_reflectcube, tc);
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}
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#endif
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