1 // VK tests
2 //
3 // Copyright (c) 2015-2016 The Khronos Group Inc.
4 // Copyright (c) 2015-2016 Valve Corporation
5 // Copyright (c) 2015-2016 LunarG, Inc.
6 // Copyright (c) 2015-2016 Google, Inc.
7 //
8 // Licensed under the Apache License, Version 2.0 (the "License");
9 // you may not use this file except in compliance with the License.
10 // You may obtain a copy of the License at
11 //
12 // http://www.apache.org/licenses/LICENSE-2.0
13 //
14 // Unless required by applicable law or agreed to in writing, software
15 // distributed under the License is distributed on an "AS IS" BASIS,
16 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 // See the License for the specific language governing permissions and
18 // limitations under the License.
19
20 #include "vktestframeworkandroid.h"
21 #include "shaderc/shaderc.hpp"
22 #include <android/log.h>
23
VkTestFramework()24 VkTestFramework::VkTestFramework() {}
~VkTestFramework()25 VkTestFramework::~VkTestFramework() {}
26
27 // Define static elements
28 bool VkTestFramework::m_devsim_layer = false;
29
GetFormat(VkInstance instance,vk_testing::Device * device)30 VkFormat VkTestFramework::GetFormat(VkInstance instance, vk_testing::Device *device) {
31 VkFormatProperties format_props;
32 vkGetPhysicalDeviceFormatProperties(device->phy().handle(), VK_FORMAT_B8G8R8A8_UNORM, &format_props);
33 if (format_props.linearTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT ||
34 format_props.optimalTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT) {
35 return VK_FORMAT_B8G8R8A8_UNORM;
36 }
37 vkGetPhysicalDeviceFormatProperties(device->phy().handle(), VK_FORMAT_R8G8B8A8_UNORM, &format_props);
38 if (format_props.linearTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT ||
39 format_props.optimalTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT) {
40 return VK_FORMAT_R8G8B8A8_UNORM;
41 }
42 printf("Error - device does not support VK_FORMAT_B8G8R8A8_UNORM nor VK_FORMAT_R8G8B8A8_UNORM - exiting\n");
43 exit(0);
44 }
45
InitArgs(int * argc,char * argv[])46 void VkTestFramework::InitArgs(int *argc, char *argv[]) {}
Finish()47 void VkTestFramework::Finish() {}
48
SetUp()49 void TestEnvironment::SetUp() { vk_testing::set_error_callback(test_error_callback); }
50
TearDown()51 void TestEnvironment::TearDown() {}
52
53 // Android specific helper functions for shaderc.
54 struct shader_type_mapping {
55 VkShaderStageFlagBits vkshader_type;
56 shaderc_shader_kind shaderc_type;
57 };
58
59 static const shader_type_mapping shader_map_table[] = {
60 {VK_SHADER_STAGE_VERTEX_BIT, shaderc_glsl_vertex_shader},
61 {VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT, shaderc_glsl_tess_control_shader},
62 {VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT, shaderc_glsl_tess_evaluation_shader},
63 {VK_SHADER_STAGE_GEOMETRY_BIT, shaderc_glsl_geometry_shader},
64 {VK_SHADER_STAGE_FRAGMENT_BIT, shaderc_glsl_fragment_shader},
65 {VK_SHADER_STAGE_COMPUTE_BIT, shaderc_glsl_compute_shader},
66 };
67
MapShadercType(VkShaderStageFlagBits vkShader)68 shaderc_shader_kind MapShadercType(VkShaderStageFlagBits vkShader) {
69 for (auto shader : shader_map_table) {
70 if (shader.vkshader_type == vkShader) {
71 return shader.shaderc_type;
72 }
73 }
74 assert(false);
75 return shaderc_glsl_infer_from_source;
76 }
77
78 // Compile a given string containing GLSL into SPIR-V
79 // Return value of false means an error was encountered
GLSLtoSPV(const VkShaderStageFlagBits shader_type,const char * pshader,std::vector<unsigned int> & spirv)80 bool VkTestFramework::GLSLtoSPV(const VkShaderStageFlagBits shader_type, const char *pshader, std::vector<unsigned int> &spirv) {
81 // On Android, use shaderc instead.
82 shaderc::Compiler compiler;
83 shaderc::SpvCompilationResult result =
84 compiler.CompileGlslToSpv(pshader, strlen(pshader), MapShadercType(shader_type), "shader");
85 if (result.GetCompilationStatus() != shaderc_compilation_status_success) {
86 __android_log_print(ANDROID_LOG_ERROR, "VkLayerValidationTest", "GLSLtoSPV compilation failed");
87 return false;
88 }
89
90 for (auto iter = result.begin(); iter != result.end(); iter++) {
91 spirv.push_back(*iter);
92 }
93
94 return true;
95 }
96