On Sun, Aug 2, 2015 at 8:04 AM, Timothy Arceri <t_arc...@yahoo.com.au> wrote: > --- > .../fs-simple-inc-dec-read.shader_test | 109 > +++++++++++++++++++++ > 1 file changed, 109 insertions(+) > create mode 100644 > tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-simple-inc-dec-read.shader_test > > diff --git > a/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-simple-inc-dec-read.shader_test > > b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-simple-inc-dec-read.shader_test > new file mode 100644 > index 0000000..cce0716 > --- /dev/null > +++ > b/tests/spec/arb_arrays_of_arrays/execution/atomic_counters/fs-simple-inc-dec-read.shader_test > @@ -0,0 +1,109 @@ > +# Simple test of atomicCounterIncrement, atomicCounterDecrement and > +# atomicCounter being used in the FS. > + > +[require] > +GLSL >= 1.40 > +GL_ARB_shader_atomic_counters > +GL_ARB_arrays_of_arrays > +INT GL_MAX_VERTEX_ATOMIC_COUNTER_BUFFERS >= 2
why? > + > +[vertex shader passthrough] > + > +[fragment shader] > +#version 140 > +#extension GL_ARB_shader_atomic_counters: require > +#extension GL_ARB_arrays_of_arrays: require > + > +layout(binding = 0) uniform atomic_uint a0[2][4]; > +layout(binding = 0) uniform atomic_uint a1[3][2][2]; > + > +out vec4 fcolor; > + > +void main() > +{ > + bool passed = true; > + uint v0[12]; > + uint v1[12]; > + > + /* Get all initail values of a0 */ > + v0[0] = atomicCounter(a0[0][0]); > + v0[1] = atomicCounter(a0[0][1]); > + v0[2] = atomicCounter(a0[0][2]); > + v0[3] = atomicCounter(a0[0][3]); > + v0[4] = atomicCounter(a0[1][0]); > + v0[5] = atomicCounter(a0[1][1]); > + v0[6] = atomicCounter(a0[1][2]); > + v0[7] = atomicCounter(a0[1][3]); > + > + /* Test that incrementing, followed by a read of an atomic > + * counter results in a larger value. > + * Also test that all other array elements are unaffected. */ > + atomicCounterIncrement(a0[0][0]); > + atomicCounterIncrement(a0[1][2]); > + v1[0] = atomicCounter(a0[0][0]); > + v1[1] = atomicCounter(a0[0][1]); > + v1[2] = atomicCounter(a0[0][2]); > + v1[3] = atomicCounter(a0[0][3]); > + v1[4] = atomicCounter(a0[1][0]); > + v1[5] = atomicCounter(a0[1][1]); > + v1[6] = atomicCounter(a0[1][2]); > + v1[7] = atomicCounter(a0[1][3]); > + if(v1[0] <= v0[0] || v1[1] != v0[1] || v1[2] != v0[2] || > + v1[3] != v0[3] || v1[4] != v0[4] || v1[5] != v0[5] || > + v1[6] <= v0[6] || v1[7] != v0[7]) > + passed = false; > + > + /* Skip one decrement since it may be the 0 => 0xffffffff > + * transition. > + */ > + atomicCounterDecrement(a1[0][1][1]); > + atomicCounterDecrement(a1[2][0][1]); > + > + /* Get all initail values of a1 */ > + v0[0] = atomicCounter(a1[0][0][0]); > + v0[1] = atomicCounter(a1[0][0][1]); > + v0[2] = atomicCounter(a1[0][1][0]); > + v0[3] = atomicCounter(a1[0][1][1]); > + v0[4] = atomicCounter(a1[1][0][0]); > + v0[5] = atomicCounter(a1[1][0][1]); > + v0[6] = atomicCounter(a1[1][1][0]); > + v0[7] = atomicCounter(a1[1][1][1]); > + v0[8] = atomicCounter(a1[2][0][0]); > + v0[9] = atomicCounter(a1[2][0][1]); > + v0[10] = atomicCounter(a1[2][1][0]); > + v0[11] = atomicCounter(a1[2][1][1]); > + > + /* Test that a decrement of an atomic > + * counter results in a smaller value. > + * Also test that all other array elements are unaffected. > + */ > + v1[0] = atomicCounter(a1[0][0][0]); > + v1[1] = atomicCounter(a1[0][0][1]); > + v1[2] = atomicCounter(a1[0][1][0]); > + v1[3] = atomicCounterDecrement(a1[0][1][1]); > + v1[4] = atomicCounter(a1[1][0][0]); > + v1[5] = atomicCounter(a1[1][0][1]); > + v1[6] = atomicCounter(a1[1][1][0]); > + v1[7] = atomicCounter(a1[1][1][1]); > + v1[8] = atomicCounter(a1[2][0][0]); > + v1[9] = atomicCounterDecrement(a1[2][0][1]); > + v1[10] = atomicCounter(a1[2][1][0]); > + v1[11] = atomicCounter(a1[2][1][1]); > + > + if(v1[0] != v0[0] || v1[1] != v0[1] || v1[2] != v0[2] || > + v1[3] >= v0[3] || v1[4] != v0[4] || v1[5] != v0[5] || > + v1[6] != v0[6] || v1[7] != v0[7] || v1[8] != v0[8] || > + v1[9] >= v0[9] || v1[10] != v0[10] || v1[11] != v0[11]) > + passed = false; > + > + if (passed) > + fcolor = vec4(0.0, 1.0, 0.0, 1.0); > + else > + fcolor = vec4(1.0, 0.0, 0.0, 1.0); > +} > + > +[test] > +atomic counters 2 I count 12. > + > +draw rect -1 -1 2 2 > +probe all rgba 0.0 1.0 0.0 1.0 > -- > 2.4.3 > > _______________________________________________ > 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