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[ld42_outofspace]
/
sdr
/
field.p.glsl
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#version 410 compatibility
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uniform sampler2D gvis_tex, field_tex;
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void main()
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{
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vec4 gridcol = texture2D(gvis_tex, gl_TexCoord[0].st);
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float field = -texture2D(field_tex, gl_TexCoord[1].st).x;
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gl_FragColor.rgb = gridcol.rgb + vec3(field, field, field);
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gl_FragColor.a = 1.0;
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}