1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "shader_module_vk.h"
17 
18 #include <algorithm>
19 #include <cstdint>
20 #include <vulkan/vulkan_core.h>
21 
22 #include <render/device/pipeline_layout_desc.h>
23 #include <render/namespace.h>
24 
25 #include "device/device.h"
26 #include "device/gpu_program_util.h"
27 #include "device/shader_manager.h"
28 #include "util/log.h"
29 #include "vulkan/device_vk.h"
30 #include "vulkan/validate_vk.h"
31 
32 using namespace BASE_NS;
33 
34 RENDER_BEGIN_NAMESPACE()
35 namespace {
CreateShaderModule(const VkDevice device,array_view<const uint8_t> data)36 VkShaderModule CreateShaderModule(const VkDevice device, array_view<const uint8_t> data)
37 {
38     PLUGIN_ASSERT(data.size() > 0);
39     VkShaderModule shaderModule { VK_NULL_HANDLE };
40 
41     constexpr VkShaderModuleCreateFlags shaderModuleCreateFlags { 0 };
42     const VkShaderModuleCreateInfo shaderModuleCreateInfo {
43         VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,   // sType
44         nullptr,                                       // pNext
45         shaderModuleCreateFlags,                       // flags
46         static_cast<uint32_t>(data.size()),            // codeSize
47         reinterpret_cast<const uint32_t*>(data.data()) // pCode
48     };
49 
50     VALIDATE_VK_RESULT(vkCreateShaderModule(device, // device
51         &shaderModuleCreateInfo,                    // pCreateInfo
52         nullptr,                                    // pAllocator
53         &shaderModule));                            // pShaderModule
54 
55     return shaderModule;
56 }
57 } // namespace
58 
ShaderModuleVk(Device & device,const ShaderModuleCreateInfo & createInfo)59 ShaderModuleVk::ShaderModuleVk(Device& device, const ShaderModuleCreateInfo& createInfo)
60     : device_(device), shaderStageFlags_(createInfo.shaderStageFlags)
61 {
62     PLUGIN_ASSERT(createInfo.spvData.size() > 0);
63     PLUGIN_ASSERT(createInfo.shaderStageFlags & (ShaderStageFlagBits::CORE_SHADER_STAGE_VERTEX_BIT |
64                                                     ShaderStageFlagBits::CORE_SHADER_STAGE_FRAGMENT_BIT |
65                                                     ShaderStageFlagBits::CORE_SHADER_STAGE_COMPUTE_BIT));
66 
67     bool valid = false;
68     if (createInfo.reflectionData.IsValid()) {
69         valid = true;
70         pipelineLayout_ = createInfo.reflectionData.GetPipelineLayout();
71 
72         constants_ = createInfo.reflectionData.GetSpecializationConstants();
73         sscv_.constants = constants_;
74 
75         if (shaderStageFlags_ == ShaderStageFlagBits::CORE_SHADER_STAGE_VERTEX_BIT) {
76             vertexInputAttributeDescriptions_ = createInfo.reflectionData.GetInputDescriptions();
77             for (const auto& attrib : vertexInputAttributeDescriptions_) {
78                 VertexInputDeclaration::VertexInputBindingDescription bindingDesc;
79                 bindingDesc.binding = attrib.binding;
80                 bindingDesc.stride = GpuProgramUtil::FormatByteSize(attrib.format);
81                 bindingDesc.vertexInputRate = VertexInputRate::CORE_VERTEX_INPUT_RATE_VERTEX;
82                 vertexInputBindingDescriptions_.push_back(bindingDesc);
83             }
84             vidv_.bindingDescriptions = vertexInputBindingDescriptions_;
85             vidv_.attributeDescriptions = vertexInputAttributeDescriptions_;
86         } else if (shaderStageFlags_ == ShaderStageFlagBits::CORE_SHADER_STAGE_FRAGMENT_BIT) {
87         } else if (shaderStageFlags_ == ShaderStageFlagBits::CORE_SHADER_STAGE_COMPUTE_BIT) {
88             const Math::UVec3 tgs = createInfo.reflectionData.GetLocalSize();
89             stg_.x = tgs[0u];
90             stg_.y = tgs[1u];
91             stg_.z = tgs[2u];
92         } else {
93             PLUGIN_LOG_E("invalid shader stage flags for module creation");
94             valid = false;
95         }
96     }
97 
98     // NOTE: sorting not needed?
99 
100     if (valid) {
101         const VkDevice vkDevice = ((const DevicePlatformDataVk&)device_.GetPlatformData()).device;
102         plat_.shaderModule = CreateShaderModule(vkDevice, createInfo.spvData);
103     } else {
104         PLUGIN_LOG_E("invalid vulkan shader module");
105     }
106 }
107 
~ShaderModuleVk()108 ShaderModuleVk::~ShaderModuleVk()
109 {
110     const VkDevice device = ((const DevicePlatformDataVk&)device_.GetPlatformData()).device;
111     if (plat_.shaderModule != VK_NULL_HANDLE) {
112         vkDestroyShaderModule(device, // device
113             plat_.shaderModule,       // shaderModule
114             nullptr);                 // pAllocator
115     }
116 }
117 
GetShaderStageFlags() const118 ShaderStageFlags ShaderModuleVk::GetShaderStageFlags() const
119 {
120     return shaderStageFlags_;
121 }
122 
GetPlatformData() const123 const ShaderModulePlatformData& ShaderModuleVk::GetPlatformData() const
124 {
125     return plat_;
126 }
127 
GetPipelineLayout() const128 const PipelineLayout& ShaderModuleVk::GetPipelineLayout() const
129 {
130     return pipelineLayout_;
131 }
132 
GetSpecilization() const133 ShaderSpecializationConstantView ShaderModuleVk::GetSpecilization() const
134 {
135     return sscv_;
136 }
137 
GetVertexInputDeclaration() const138 VertexInputDeclarationView ShaderModuleVk::GetVertexInputDeclaration() const
139 {
140     return vidv_;
141 }
142 
GetThreadGroupSize() const143 ShaderThreadGroup ShaderModuleVk::GetThreadGroupSize() const
144 {
145     return stg_;
146 }
147 RENDER_END_NAMESPACE()
148