Attachment 144167 Details for Bug 104553 – Simpler piglit test demonstrating the issue

Simpler piglit test demonstrating the issue

row-major-mat-deref.shader_test (text/plain), 966 bytes, created by florian.will on 2019-05-05 19:14:22 UTC

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Creator: florian.will

Created: 2019-05-05 19:14:22 UTC

Size: 966 bytes

patch

obsolete

># Based on multiple-resident-images-reading.shader_test
>
># in row_major SSBOs, [n][m] should not use the same memory location as
># [m][n], and they shouldn't use the same location as[0][m+n].
>
>[require]
>GL >= 4.3
>GLSL >= 4.30
>
>[compute shader]
>#version 430
>#extension GL_ARB_bindless_texture: enable
>
>layout(row_major, binding=0) buffer b {
>    mat4 m;
>};
>
>layout (bindless_image) uniform;
>writeonly uniform image2D dst;
>
>layout(local_size_x = 16, local_size_y = 16) in;
>
>void main()
>{
>    m[0][3] = 0.1f;
>    m[1][2] = 0.2f;
>    m[2][1] = 0.3f;
>
>    m[1][3] = 0.4f;
>    m[3][1] = 0.5f;
>
>    memoryBarrierBuffer();
>    barrier();
>
>    vec4 color = vec4(m[0][3], m[1][2], m[2][1], m[1][3]);
>    imageStore(dst, ivec2(gl_GlobalInvocationID.xy), color);
>}
>
>[test]
># Setup dst image and SSBO
>texture rgbw 0 (16, 16) GL_RGBA8
>resident image texture 0 GL_RGBA8
>uniform handle dst 0
>fb tex 2d 0
>
>ssbo 0 64
>
># run compute shader
>compute 1 1 1
>probe all rgba 0.1 0.2 0.3 0.4

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Attachments on bug 104553: 136630 | 136648 | 136878 | 136897 | 144167

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