On Sat, Apr 12, 2014 at 10:09 PM, Chris Forbes <[email protected]> wrote: > Signed-off-by: Chris Forbes <[email protected]> > --- > .../compiler/redeclaration-around-use.frag | 31 > ++++++++++++++++++++++ > 1 file changed, 31 insertions(+) > create mode 100644 > tests/spec/arb_fragment_coord_conventions/compiler/redeclaration-around-use.frag > > diff --git > a/tests/spec/arb_fragment_coord_conventions/compiler/redeclaration-around-use.frag > > b/tests/spec/arb_fragment_coord_conventions/compiler/redeclaration-around-use.frag > new file mode 100644 > index 0000000..50dc20f > --- /dev/null > +++ > b/tests/spec/arb_fragment_coord_conventions/compiler/redeclaration-around-use.frag > @@ -0,0 +1,31 @@ > +/* [config] > + * expect_result: pass > + * glsl_version: 1.10 > + * require_extensions: GL_ARB_fragment_coord_conventions > + * check_link: false > + * [end config] > + */ > + > +/* > + * Section 4.3.x.1 (Input Layout Qualifiers) of the > + * ARB_fragment_coord_conventions spec says: > + * > + * "Within any shader, the first redeclarations of gl_FragCoord must > appear > + * before any use of gl_FragCoord." > + */ > + > +#version 110 > + > +#extension GL_ARB_fragment_coord_conventions : require > + > +in vec4 gl_FragCoord; //first redeclaration: before use. > + > +vec2 a = gl_FragCoord.xy; > + > +in vec4 gl_FragCoord; //this redeclaration is ok, because it does not > + //conflict, and the first redeclaration is before use. > + > +void main() > +{ > + gl_FragColor = gl_FragCoord.xyzz; > +}
I added this test under spec/glsl-1.50/compiler/fragment_coord_conventions in: [PATCH 1/2] glsl-1.50: Add compiler tests to verify gl_FragCoord redeclarations Patch is long pending for review. See "use-between-redeclarations-2.frag" test. > -- > 1.9.2 > > _______________________________________________ > Piglit mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/piglit _______________________________________________ Piglit mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/piglit
