Attachment 114257 Details for Bug 89508 – Even simpler version

Even simpler version

loop.shader (text/plain), 1.00 KB, created by Iago Toral on 2015-03-12 11:51:25 UTC

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Creator: Iago Toral

Created: 2015-03-12 11:51:25 UTC

Size: 1.00 KB

patch

obsolete

>[require]
>GLSL >= 1.30
>GL_ARB_shader_bit_encoding
>
>[vertex shader]
>#version 130
>#extension GL_ARB_shader_bit_encoding : enable
>
>in vec4 piglit_vertex;
>out vec4 color;
>
>vec4 temps[12];
>int addr0;
>
>void main()
>{
>	temps[0]  = vec4(0.2, 0  , 0  , 0);
>	temps[1]  = vec4(0  , 0.2, 0  , 0);
>	temps[2]  = vec4(0  , 0  , 0.2, 0);
>	temps[3]  = vec4(0.2, 0.2, 0  , 0);
>	temps[4]  = vec4(0  , 0.2, 0.2, 0);
>	temps[5]  = vec4(0.2, 0  , 0.2, 0);
>	temps[6]  = vec4(0  , 0  , 0  , 0);
>	temps[7]  = vec4(0.2, 0.2, 0.2, 0);
>	temps[9]  = vec4(0  , 0  , 0  , 0);
>	temps[10] = vec4(0  , 0  , 0  , 0);
>
>        int n = 0;
>	while (n < 4) {
>		addr0 = int(floatBitsToInt(temps[10].xxxx));
>		temps[9] += temps[addr0];
>		temps[10].x = intBitsToFloat(n + 1);
>		n = floatBitsToInt(temps[10].x);
>	};
>
>	gl_Position = piglit_vertex;
>	color = clamp(temps[9], 0.0, 1.0);
>}
>
>[fragment shader]
>#version 130
>in vec4 color;
>void main()
>{
>	gl_FragColor = color;
>}
>
>[test]
>clear color 0.0 0.0 0.0 0.0
>clear
>ortho
>draw rect -1 -1 2 2
>probe rgba  2 2  .40 .40 .20 0.0

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Attachments on bug 89508: 114179 | 114256 | 114257 | 114260 | 114261 | 114262

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