Attachment 126996 Details for Bug 97988 – piglit test

[patch] piglit test

0001-glsl-1.10-fs-texture-select-new-test-for-a-radeonsi-.patch (text/plain), 1.60 KB, created by Marek Olšák on 2016-10-04 15:40:28 UTC

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Creator: Marek Olšák

Created: 2016-10-04 15:40:28 UTC

Size: 1.60 KB

patch

obsolete

>From 3e86ef8d10e3e77544d824a5811c62e6dfd4a414 Mon Sep 17 00:00:00 2001
>From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
>Date: Tue, 4 Oct 2016 17:36:04 +0200
>Subject: [PATCH] glsl-1.10/fs-texture-select: new test for a radeonsi bug
>
>---
> .../execution/fs-texture-select.shader_test        | 34 ++++++++++++++++++++++
> 1 file changed, 34 insertions(+)
> create mode 100644 tests/spec/glsl-1.10/execution/fs-texture-select.shader_test
>
>diff --git a/tests/spec/glsl-1.10/execution/fs-texture-select.shader_test b/tests/spec/glsl-1.10/execution/fs-texture-select.shader_test
>new file mode 100644
>index 0000000..4fd57c6
>--- /dev/null
>+++ b/tests/spec/glsl-1.10/execution/fs-texture-select.shader_test
>@@ -0,0 +1,34 @@
>+# Even columns fetch from tex0 (black), while odd columns fetch from tex1 (white).
>+# The shader inverts the color of even collumns to get make them white,
>+# so the final image should be completely white.
>+#
>+# At the moment, radeonsi miscompiles this shader and only fetches from tex0
>+# in both cases.
>+
>+[require]
>+GLSL >= 1.10
>+
>+[vertex shader passthrough]
>+
>+[fragment shader]
>+uniform sampler2D tex0, tex1;
>+
>+void main()
>+{
>+    bool pat = fract(gl_FragCoord.x / 2.0) < 0.5;
>+    gl_FragColor = pat ?
>+             texture2D(tex0, gl_TexCoord[0].xy) :
>+             texture2D(tex1, gl_TexCoord[0].xy);
>+
>+    if (pat)
>+        gl_FragColor = vec4(1.0) - gl_FragColor;
>+}
>+
>+[test]
>+texture checkerboard 0 0 (8, 8) (0, 0, 0, 0) (0, 0, 0, 0)
>+texture checkerboard 1 0 (8, 8) (1, 1, 1, 1) (1, 1, 1, 1)
>+
>+uniform int tex0 0
>+uniform int tex1 1
>+draw rect -1 -1 2 2
>+probe all rgba 1.0 1.0 1.0 1.0
>-- 
>2.7.4
>

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Attachments on bug 97988: 126902 | 126903 | 126946 | 126996 | 127812 | 127922

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