37 lines
754 B
GLSL
37 lines
754 B
GLSL
!!ver 300-450
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!!samps anim:2DArray=0
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#include "sys/defs.h"
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//this shader is present for support for gles/gl3core contexts
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//it is single-texture-with-vertex-colours, and doesn't do anything special.
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//beware that a few things use this, including apparently fonts and bloom rescaling.
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//its really not meant to do anything special.
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varying vec2 tc;
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varying vec4 vc;
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#ifdef VERTEX_SHADER
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void main ()
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{
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tc = v_texcoord;
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vc = v_colour;
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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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//figure out which frame to use.
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ivec3 sz = textureSize(s_anim, 0);
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float layer = mod(e_time*10, sz.z-1);
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vec4 f = vc;
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#ifdef PREMUL
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f.rgb *= f.a;
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#endif
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f *= texture(s_anim, vec3(tc, layer));
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gl_FragColor = f;
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}
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#endif
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