Re: [Piglit] [PATCH] glsl-1.10: Add tests for common gl_FrontFacing ternary usage.
Reviewed-by: Chris Forbes On Fri, Jan 9, 2015 at 9:50 AM, Matt Turner wrote: > On Thu, Jan 8, 2015 at 12:27 PM, Ilia Mirkin wrote: >> On Thu, Jan 8, 2015 at 3:26 PM, Matt Turner wrote: >>> These patterns >>> >>> gl_FrontFacing ? 1.0 : 1.0 >>> gl_FrontFacing ? -1.0 : -1.0 >> >> Presumably these were meant to be ? -1 : 1 and ? 1 : -1 > > Indeed. Thanks! > ___ > Piglit mailing list > Piglit@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/piglit ___ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit
Re: [Piglit] [PATCH] glsl-1.10: Add tests for common gl_FrontFacing ternary usage.
On Thu, Jan 8, 2015 at 12:27 PM, Ilia Mirkin wrote: > On Thu, Jan 8, 2015 at 3:26 PM, Matt Turner wrote: >> These patterns >> >> gl_FrontFacing ? 1.0 : 1.0 >> gl_FrontFacing ? -1.0 : -1.0 > > Presumably these were meant to be ? -1 : 1 and ? 1 : -1 Indeed. Thanks! ___ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit
Re: [Piglit] [PATCH] glsl-1.10: Add tests for common gl_FrontFacing ternary usage.
On Thu, Jan 8, 2015 at 3:26 PM, Matt Turner wrote: > These patterns > > gl_FrontFacing ? 1.0 : 1.0 > gl_FrontFacing ? -1.0 : -1.0 Presumably these were meant to be ? -1 : 1 and ? 1 : -1 > gl_FrontFacing ? 0.0 : -1.0 > > are recognized and optimized by the i965 driver. > --- > .../fs-frontfacing-ternary-0.0-neg-1.0.shader_test | 20 > > .../fs-frontfacing-ternary-1.0-neg-1.0.shader_test | 20 > > .../fs-frontfacing-ternary-neg-1.0-1.0.shader_test | 20 > > 3 files changed, 60 insertions(+) > create mode 100644 > tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test > create mode 100644 > tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test > create mode 100644 > tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test > > diff --git > a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test > > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test > new file mode 100644 > index 000..2ac9224 > --- /dev/null > +++ > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test > @@ -0,0 +1,20 @@ > +[require] > +GLSL >= 1.10 > + > +[vertex shader passthrough > + > +[fragment shader] > +void main() > +{ > + float f = gl_FrontFacing ? 0.0 : -1.0; > + f = f * 0.5 + 0.75; // Remap (0.0, -1.0) -> (0.75, 0.25) > + gl_FragColor = vec4(0.0, f, 0.0, 1.0); > +} > + > +[test] > +draw rect -1 -1 2 1 > +draw rect 1 0 -2 1 > +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) > +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) > diff --git > a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test > > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test > new file mode 100644 > index 000..b4e6360 > --- /dev/null > +++ > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test > @@ -0,0 +1,20 @@ > +[require] > +GLSL >= 1.10 > + > +[vertex shader passthrough > + > +[fragment shader] > +void main() > +{ > + float f = gl_FrontFacing ? 1.0 : -1.0; > + f = f * 0.25 + 0.5; // Remap (1.0, -1.0) -> (0.75, 0.25) > + gl_FragColor = vec4(0.0, f, 0.0, 1.0); > +} > + > +[test] > +draw rect -1 -1 2 1 > +draw rect 1 0 -2 1 > +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) > +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) > diff --git > a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test > > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test > new file mode 100644 > index 000..47a1eda > --- /dev/null > +++ > b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test > @@ -0,0 +1,20 @@ > +[require] > +GLSL >= 1.10 > + > +[vertex shader passthrough > + > +[fragment shader] > +void main() > +{ > + float f = gl_FrontFacing ? -1.0 : 1.0; > + f = f * -0.25 + 0.5; // Remap (-1.0, 1.0) -> (0.75, 0.25) > + gl_FragColor = vec4(0.0, f, 0.0, 1.0); > +} > + > +[test] > +draw rect -1 -1 2 1 > +draw rect 1 0 -2 1 > +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) > +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) > +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) > -- > 2.0.4 > > ___ > Piglit mailing list > Piglit@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/piglit ___ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit
[Piglit] [PATCH] glsl-1.10: Add tests for common gl_FrontFacing ternary usage.
These patterns gl_FrontFacing ? 1.0 : 1.0 gl_FrontFacing ? -1.0 : -1.0 gl_FrontFacing ? 0.0 : -1.0 are recognized and optimized by the i965 driver. --- .../fs-frontfacing-ternary-0.0-neg-1.0.shader_test | 20 .../fs-frontfacing-ternary-1.0-neg-1.0.shader_test | 20 .../fs-frontfacing-ternary-neg-1.0-1.0.shader_test | 20 3 files changed, 60 insertions(+) create mode 100644 tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test create mode 100644 tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test create mode 100644 tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test diff --git a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test new file mode 100644 index 000..2ac9224 --- /dev/null +++ b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-0.0-neg-1.0.shader_test @@ -0,0 +1,20 @@ +[require] +GLSL >= 1.10 + +[vertex shader passthrough + +[fragment shader] +void main() +{ + float f = gl_FrontFacing ? 0.0 : -1.0; + f = f * 0.5 + 0.75; // Remap (0.0, -1.0) -> (0.75, 0.25) + gl_FragColor = vec4(0.0, f, 0.0, 1.0); +} + +[test] +draw rect -1 -1 2 1 +draw rect 1 0 -2 1 +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) diff --git a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test new file mode 100644 index 000..b4e6360 --- /dev/null +++ b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-1.0-neg-1.0.shader_test @@ -0,0 +1,20 @@ +[require] +GLSL >= 1.10 + +[vertex shader passthrough + +[fragment shader] +void main() +{ + float f = gl_FrontFacing ? 1.0 : -1.0; + f = f * 0.25 + 0.5; // Remap (1.0, -1.0) -> (0.75, 0.25) + gl_FragColor = vec4(0.0, f, 0.0, 1.0); +} + +[test] +draw rect -1 -1 2 1 +draw rect 1 0 -2 1 +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) diff --git a/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test new file mode 100644 index 000..47a1eda --- /dev/null +++ b/tests/spec/glsl-1.10/execution/fs-frontfacing-ternary-neg-1.0-1.0.shader_test @@ -0,0 +1,20 @@ +[require] +GLSL >= 1.10 + +[vertex shader passthrough + +[fragment shader] +void main() +{ + float f = gl_FrontFacing ? -1.0 : 1.0; + f = f * -0.25 + 0.5; // Remap (-1.0, 1.0) -> (0.75, 0.25) + gl_FragColor = vec4(0.0, f, 0.0, 1.0); +} + +[test] +draw rect -1 -1 2 1 +draw rect 1 0 -2 1 +relative probe rgba (0, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (1, 0) (0.0, 0.75, 0.0, 1.0) +relative probe rgba (0, 1) (0.0, 0.25, 0.0, 1.0) +relative probe rgba (1, 1) (0.0, 0.25, 0.0, 1.0) -- 2.0.4 ___ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit