On Fri, 22 Oct 2010 11:53:03 +0300, Aras Pranckevicius <a...@unity3d.com> wrote:
> Hi,
>
> Attached patch fixes what looks like a typo in ir_algebraic GLSL
> optimizations.
>
> Vertex shader that triggers the bug:
>
> void main() {
> gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
> mat3 m = mat3 (0.1, 0.8, 0.1, 0.3, 0.3, 0.5, 0.9, 0.0, 0.1);
> vec3 n = m * gl_Normal;
> gl_FrontColor = vec4(n*0.5+0.5, 1.0);
> }
>
>
> (in debug build, triggers assert; miscompiled shader in release build)Finally got around to making a shader_runner test out of this, so the fix is pushed now.
pgpf2n7W053re.pgp
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