110 lines
3.4 KiB
Plaintext
110 lines
3.4 KiB
Plaintext
#!amber
|
|
|
|
# Copyright 2019 Google LLC
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
|
|
# A test for a bug found by GraphicsFuzz.
|
|
|
|
# Short description: A fragment shader with mix, uintBitsToFloat, and floor
|
|
|
|
# The test passes because the fragment shader computes a value and then writes the color red.
|
|
|
|
SHADER vertex variant_vertex_shader PASSTHROUGH
|
|
|
|
# variant_fragment_shader is derived from the following GLSL:
|
|
# #version 310 es
|
|
# precision highp float;
|
|
#
|
|
# layout(location = 0) out vec4 _GLF_color;
|
|
#
|
|
# vec3 GLF_live6mand()
|
|
# {
|
|
# return mix(uintBitsToFloat(uvec3(38730u, 63193u, 63173u)), floor(vec3(463.499, 4.7, 0.7)), vec3(1.0) + vec3(1.0));
|
|
# }
|
|
# void main()
|
|
# {
|
|
# GLF_live6mand();
|
|
# _GLF_color = vec4(1.0, 0.0, 0.0, 1.0);
|
|
# }
|
|
SHADER fragment variant_fragment_shader SPIRV-ASM TARGET_ENV spv1.0
|
|
; SPIR-V
|
|
; Version: 1.0
|
|
; Generator: Khronos Glslang Reference Front End; 7
|
|
; Bound: 33
|
|
; Schema: 0
|
|
OpCapability Shader
|
|
%1 = OpExtInstImport "GLSL.std.450"
|
|
OpMemoryModel Logical GLSL450
|
|
OpEntryPoint Fragment %4 "main" %30
|
|
OpExecutionMode %4 OriginUpperLeft
|
|
OpSource ESSL 310
|
|
OpName %4 "main"
|
|
OpName %9 "GLF_live6mand("
|
|
OpName %30 "_GLF_color"
|
|
OpDecorate %30 Location 0
|
|
%2 = OpTypeVoid
|
|
%3 = OpTypeFunction %2
|
|
%6 = OpTypeFloat 32
|
|
%7 = OpTypeVector %6 3
|
|
%8 = OpTypeFunction %7
|
|
%11 = OpTypeInt 32 0
|
|
%12 = OpTypeVector %11 3
|
|
%13 = OpConstant %11 38730
|
|
%14 = OpConstant %11 63193
|
|
%15 = OpConstant %11 63173
|
|
%16 = OpConstantComposite %12 %13 %14 %15
|
|
%18 = OpConstant %6 463
|
|
%19 = OpConstant %6 4
|
|
%20 = OpConstant %6 0
|
|
%21 = OpConstantComposite %7 %18 %19 %20
|
|
%22 = OpConstant %6 2
|
|
%23 = OpConstantComposite %7 %22 %22 %22
|
|
%28 = OpTypeVector %6 4
|
|
%29 = OpTypePointer Output %28
|
|
%30 = OpVariable %29 Output
|
|
%31 = OpConstant %6 1
|
|
%32 = OpConstantComposite %28 %31 %20 %20 %31
|
|
%4 = OpFunction %2 None %3
|
|
%5 = OpLabel
|
|
%27 = OpFunctionCall %7 %9
|
|
OpStore %30 %32
|
|
OpReturn
|
|
OpFunctionEnd
|
|
%9 = OpFunction %7 None %8
|
|
%10 = OpLabel
|
|
%17 = OpBitcast %7 %16
|
|
%24 = OpExtInst %7 %1 FMix %17 %21 %23
|
|
OpReturnValue %24
|
|
OpFunctionEnd
|
|
END
|
|
|
|
# uniforms for variant
|
|
|
|
|
|
BUFFER variant_framebuffer FORMAT B8G8R8A8_UNORM
|
|
|
|
PIPELINE graphics variant_pipeline
|
|
ATTACH variant_vertex_shader
|
|
ATTACH variant_fragment_shader
|
|
FRAMEBUFFER_SIZE 256 256
|
|
BIND BUFFER variant_framebuffer AS color LOCATION 0
|
|
END
|
|
CLEAR_COLOR variant_pipeline 0 0 0 255
|
|
|
|
CLEAR variant_pipeline
|
|
RUN variant_pipeline DRAW_RECT POS 0 0 SIZE 256 256
|
|
|
|
EXPECT variant_framebuffer IDX 0 0 SIZE 256 256 EQ_RGBA 255 0 0 255
|