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35 lines
608 B
GLSL
35 lines
608 B
GLSL
// SPDX-License-Identifier: MIT
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//
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// EmulationStation Desktop Edition
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// bgra_to_rgba.glsl
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//
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// Convert from color model BGRA to RGBA.
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//
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#if defined(VERTEX)
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// Vertex section of code:
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uniform mat4 MVPMatrix;
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varying vec2 vTexCoord;
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void main(void)
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{
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vTexCoord = gl_MultiTexCoord0.xy;
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gl_Position = MVPMatrix * gl_Vertex;
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}
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#elif defined(FRAGMENT)
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// Fragment section of code:
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uniform float opacity = 1.0;
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uniform sampler2D myTexture;
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varying vec2 vTexCoord;
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void main()
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{
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vec4 color = texture2D(myTexture, vTexCoord);
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gl_FragColor = vec4(color.bgr, color.a * opacity);
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}
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#endif
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