| # Copyright 2018 The Shaderc Authors. All rights reserved. |
| # |
| # 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. |
| |
| import expect |
| from glslc_test_framework import inside_glslc_testsuite |
| from placeholder import FileShader |
| |
| HLSL_SHADER_WITH_HALF_TYPE = """ |
| float4 main() : SV_Target0 { |
| half h0 = (half)0.0; |
| half h1 = (half)1.0; |
| half h2 = (half)2.0; |
| half h3 = (half)3.0; |
| half4 v = (half4)(h0,h1,h2,h3) * (half)2.0; |
| return (float4)(v); |
| } |
| """ |
| |
| |
| @inside_glslc_testsuite('OptionFHlsl16BitTypes') |
| class TestHlsl16BitTypes_EnablesCapability(expect.ValidAssemblyFileWithSubstr): |
| """Tests that -fhlsl_16bit_types enables the 16bit floating point capability.""" |
| |
| shader = FileShader(HLSL_SHADER_WITH_HALF_TYPE, '.frag') |
| glslc_args = ['-S', '-x', 'hlsl', '-fhlsl-16bit-types', '-fauto-bind-uniforms', shader] |
| expected_assembly_substr = 'OpCapability Float16'; |
| |
| |
| @inside_glslc_testsuite('OptionFHlsl16BitTypes') |
| class TestHlsl16BitTypes_CreatesType(expect.ValidAssemblyFileWithSubstr): |
| """Tests that -fhlsl_16bit_types creates the 16bit floating point capability.""" |
| |
| shader = FileShader(HLSL_SHADER_WITH_HALF_TYPE, '.frag') |
| glslc_args = ['-S', '-x', 'hlsl', '-fhlsl-16bit-types', '-fauto-bind-uniforms', shader] |
| expected_assembly_substr = '= OpTypeFloat 16'; |