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spirv-reader: test textureSample with depth texture 

Bug: tint:109
Change-Id: Ia13940b521229012a7c73fe0896e6ea75c4b1307
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/34020
Commit-Queue: David Neto <dneto@google.com>
Auto-Submit: David Neto <dneto@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
David Neto 2020-11-26 16:58:02 +00:00 committed by Commit Bot service account
parent ba06db6e00
commit 3ec71a63aa
1 changed files with 93 additions and 0 deletions
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93
src/reader/spirv/parser_impl_handle_test.cc
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@ -1192,6 +1192,8 @@ TEST_P(SpvParserTest_DeclHandle_SampledImage, Variable) {
OpDecorate %10 Binding 0
OpDecorate %20 DescriptorSet 2
OpDecorate %20 Binding 1
OpDecorate %30 DescriptorSet 0
OpDecorate %30 Binding 1
)" + CommonTypes() + R"(
; Vulkan ignores the "depth" parameter on OpTypeImage.
; So this image type can serve for both regular sampling and depth-compare.
@ -1200,6 +1202,7 @@ TEST_P(SpvParserTest_DeclHandle_SampledImage, Variable) {
%10 = OpVariable %ptr_sampler UniformConstant
%20 = OpVariable %ptr_f_texture_2d UniformConstant
%30 = OpVariable %ptr_sampler UniformConstant ; comparison sampler, when needed
%main = OpFunction %void None %voidfn
%entry = OpLabel
@ -1207,6 +1210,7 @@ TEST_P(SpvParserTest_DeclHandle_SampledImage, Variable) {
%sam = OpLoad %sampler %10
%im = OpLoad %f_texture_2d %20
%sampled_image = OpSampledImage %si_ty %im %sam
)" + GetParam().inst + R"(
OpReturn
@ -1450,6 +1454,95 @@ INSTANTIATE_TEST_SUITE_P(
)
})"}));
INSTANTIATE_TEST_SUITE_P(
// This test shows the use of a sampled image used with both regular
// sampling and depth-refernce sampling. The texture is a depth-texture,
// and we use builtins textureSample and textureSampleCompare
ImageSampleImplicitLod_BothDrefAndNonDref,
SpvParserTest_DeclHandle_SampledImage,
::testing::Values(
// OpImageSampleImplicitLod
DeclSampledImageCase{R"(
%sam_dref = OpLoad %sampler %30
%sampled_dref_image = OpSampledImage %si_ty %im %sam_dref
%200 = OpImageSampleImplicitLod %v4float %sampled_image %coords
%210 = OpImageSampleDrefImplicitLod %v4float %sampled_dref_image %coords %depth
)",
R"(
DecoratedVariable{
Decorations{
SetDecoration{0}
BindingDecoration{0}
}
x_10
uniform_constant
__sampler_sampler
}
DecoratedVariable{
Decorations{
SetDecoration{2}
BindingDecoration{1}
}
x_20
uniform_constant
__depth_texture_2d
}
DecoratedVariable{
Decorations{
SetDecoration{0}
BindingDecoration{1}
}
x_30
uniform_constant
__sampler_comparison
})",
R"(
VariableDeclStatement{
VariableConst{
x_200
none
__vec_4__f32
{
Call[not set]{
Identifier[not set]{textureSample}
(
Identifier[not set]{x_20}
Identifier[not set]{x_10}
TypeConstructor[not set]{
__vec_2__f32
ScalarConstructor[not set]{0.000000}
ScalarConstructor[not set]{0.000000}
}
)
}
}
}
}
VariableDeclStatement{
VariableConst{
x_210
none
__vec_4__f32
{
Call[not set]{
Identifier[not set]{textureSampleCompare}
(
Identifier[not set]{x_20}
Identifier[not set]{x_30}
TypeConstructor[not set]{
__vec_2__f32
ScalarConstructor[not set]{0.000000}
ScalarConstructor[not set]{0.000000}
}
ScalarConstructor[not set]{0.200000}
)
}
}
}
})"}));
INSTANTIATE_TEST_SUITE_P(
ImageSampleDrefImplicitLod,
SpvParserTest_DeclHandle_SampledImage,