105 lines
3.2 KiB
Plaintext
105 lines
3.2 KiB
Plaintext
#!amber
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# Copyright 2018 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# A test for a bug found by GraphicsFuzz.
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# A fragment shader that uses pow.
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# Derived from the following GLSL fragment shader.
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# We check that all pixels are red. The test passes because main does
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# some computation and then writes red to _GLF_color.
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# #version 310 es
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#
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# precision highp float;
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# precision highp int;
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#
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# layout(location = 0) out vec4 _GLF_color;
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#
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# void main()
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# {
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# vec2 a = vec2(1.0);
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# vec4 b = vec4(1.0);
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# pow(vec4(a, vec2(1.0)), b);
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# _GLF_color = vec4(1.0, 0.0, 0.0, 1.0);
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# }
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SHADER vertex variant_vertex_shader PASSTHROUGH
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SHADER fragment variant_fragment_shader SPIRV-ASM TARGET_ENV spv1.0
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; SPIR-V
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; Version: 1.0
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; Generator: Khronos SPIR-V Tools Assembler; 0
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; Bound: 28
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; Schema: 0
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OpCapability Shader
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%1 = OpExtInstImport "GLSL.std.450"
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %2 "main" %3
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OpExecutionMode %2 OriginUpperLeft
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OpSource ESSL 310
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OpName %2 "main"
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OpName %4 "a"
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OpName %5 "b"
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OpName %3 "_GLF_color"
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OpDecorate %3 Location 0
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%6 = OpTypeVoid
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%7 = OpTypeFunction %6
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%8 = OpTypeFloat 32
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%9 = OpTypeVector %8 2
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%10 = OpTypePointer Function %9
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%11 = OpConstant %8 1
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%12 = OpConstantComposite %9 %11 %11
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%13 = OpTypeVector %8 4
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%14 = OpTypePointer Function %13
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%15 = OpConstantComposite %13 %11 %11 %11 %11
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%16 = OpTypePointer Output %13
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%3 = OpVariable %16 Output
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%17 = OpConstant %8 0
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%18 = OpConstantComposite %13 %11 %17 %17 %11
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%2 = OpFunction %6 None %7
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%19 = OpLabel
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%4 = OpVariable %10 Function
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%5 = OpVariable %14 Function
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OpStore %4 %12
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OpStore %5 %15
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%20 = OpLoad %9 %4
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%21 = OpCompositeExtract %8 %20 0
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%22 = OpCompositeExtract %8 %20 1
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%23 = OpCompositeExtract %8 %12 0
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%24 = OpCompositeExtract %8 %12 1
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%25 = OpCompositeConstruct %13 %21 %22 %23 %24
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%26 = OpLoad %13 %5
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%27 = OpExtInst %13 %1 Pow %25 %26
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OpStore %3 %18
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OpReturn
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OpFunctionEnd
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END
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BUFFER variant_framebuffer FORMAT B8G8R8A8_UNORM
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PIPELINE graphics variant_pipeline
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ATTACH variant_vertex_shader
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ATTACH variant_fragment_shader
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FRAMEBUFFER_SIZE 256 256
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BIND BUFFER variant_framebuffer AS color LOCATION 0
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END
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CLEAR_COLOR variant_pipeline 0 0 0 255
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CLEAR variant_pipeline
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RUN variant_pipeline DRAW_RECT POS 0 0 SIZE 256 256
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EXPECT variant_framebuffer IDX 0 0 SIZE 256 256 EQ_RGBA 255 0 0 255
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