mirror of https://github.com/axmolengine/axmol.git
450 lines
20 KiB
C++
450 lines
20 KiB
C++
/****************************************************************************
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Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2022 Bytedance Inc.
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https://axmolengine.github.io/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "ProgramManager.h"
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#include "Device.h"
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#include "ShaderModule.h"
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#include "renderer/Shaders.h"
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#include "base/Macros.h"
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#include "base/Configuration.h"
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NS_AX_BACKEND_BEGIN
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namespace
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{
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std::string getShaderMacrosForLight()
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{
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char def[256];
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auto conf = Configuration::getInstance();
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snprintf(def, sizeof(def) - 1,
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"\n#define MAX_DIRECTIONAL_LIGHT_NUM %d \n"
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"\n#define MAX_POINT_LIGHT_NUM %d \n"
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"\n#define MAX_SPOT_LIGHT_NUM %d \n",
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conf->getMaxSupportDirLightInShader(), conf->getMaxSupportPointLightInShader(),
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conf->getMaxSupportSpotLightInShader());
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return std::string(def);
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}
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} // namespace
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ProgramManager* ProgramManager::_sharedProgramManager = nullptr;
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Program* ProgramManager::newProgram(std::string_view vertShaderSource,
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std::string_view fragShaderSource,
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std::function<void(Program*)> fnSetupLayout)
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{
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auto program = Device::getInstance()->newProgram(vertShaderSource, fragShaderSource);
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if (program)
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fnSetupLayout(program);
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return program;
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}
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ProgramManager* ProgramManager::getInstance()
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{
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if (!_sharedProgramManager)
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{
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_sharedProgramManager = new ProgramManager();
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if (!_sharedProgramManager->init())
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{
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AX_SAFE_DELETE(_sharedProgramManager);
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}
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}
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return _sharedProgramManager;
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}
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void ProgramManager::destroyInstance()
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{
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AX_SAFE_RELEASE_NULL(_sharedProgramManager);
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}
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ProgramManager::~ProgramManager()
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{
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for (auto&& program : _cachedPrograms)
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{
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AX_SAFE_RELEASE(program.second);
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}
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AXLOGINFO("deallocing ProgramManager: %p", this);
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backend::ShaderCache::destroyInstance();
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}
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/*
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* shader vertex layout setup functions
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*/
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void VertexLayoutHelper::setupDummy(Program*) {}
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void VertexLayoutHelper::setupTexture(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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/// a_position
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT2, 0, false);
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/// a_texCoord
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_TEXCOORD,
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program->getAttributeLocation(backend::Attribute::TEXCOORD),
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backend::VertexFormat::FLOAT2, 2 * sizeof(float), false);
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vertexLayout->setStride(4 * sizeof(float));
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}
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void VertexLayoutHelper::setupSprite(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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/// a_position
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT3, 0, false);
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/// a_texCoord
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_TEXCOORD,
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program->getAttributeLocation(backend::Attribute::TEXCOORD),
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backend::VertexFormat::FLOAT2, offsetof(V3F_C4B_T2F, texCoords), false);
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/// a_color
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_COLOR, program->getAttributeLocation(backend::Attribute::COLOR),
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backend::VertexFormat::UBYTE4, offsetof(V3F_C4B_T2F, colors), true);
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vertexLayout->setStride(sizeof(V3F_C4B_T2F));
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}
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void VertexLayoutHelper::setupDrawNode(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT2, 0, false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_TEXCOORD,
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program->getAttributeLocation(backend::Attribute::TEXCOORD),
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backend::VertexFormat::FLOAT2, offsetof(V2F_C4B_T2F, texCoords), false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_COLOR, program->getAttributeLocation(backend::Attribute::COLOR),
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backend::VertexFormat::UBYTE4, offsetof(V2F_C4B_T2F, colors), true);
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vertexLayout->setStride(sizeof(V2F_C4B_T2F));
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}
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void VertexLayoutHelper::setupDrawNode3D(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT3, 0, false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_COLOR, program->getAttributeLocation(backend::Attribute::COLOR),
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backend::VertexFormat::UBYTE4, sizeof(Vec3), true);
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vertexLayout->setStride(sizeof(V3F_C4B));
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}
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void VertexLayoutHelper::setupSkyBox(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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auto attrNameLoc = program->getAttributeLocation(shaderinfos::attribute::ATTRIBUTE_NAME_POSITION);
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vertexLayout->setAttribute(shaderinfos::attribute::ATTRIBUTE_NAME_POSITION, attrNameLoc,
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backend::VertexFormat::FLOAT3, 0, false);
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vertexLayout->setStride(sizeof(Vec3));
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}
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void VertexLayoutHelper::setupPU3D(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT3, offsetof(V3F_T2F_C4F, position), false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_TEXCOORD,
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program->getAttributeLocation(backend::Attribute::TEXCOORD),
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backend::VertexFormat::FLOAT2, offsetof(V3F_T2F_C4F, uv), false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_COLOR, program->getAttributeLocation(backend::Attribute::COLOR),
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backend::VertexFormat::FLOAT4, offsetof(V3F_T2F_C4F, color), false);
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vertexLayout->setStride(sizeof(V3F_T2F_C4F));
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}
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void VertexLayoutHelper::setupPos(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT2, 0, false);
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vertexLayout->setStride(sizeof(Vec2));
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}
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void VertexLayoutHelper::setupPosColor(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT3, 0, false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_COLOR, program->getAttributeLocation(backend::Attribute::COLOR),
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backend::VertexFormat::FLOAT4, offsetof(V3F_C4F, colors), false);
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vertexLayout->setStride(sizeof(V3F_C4F));
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}
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void VertexLayoutHelper::setupTerrain3D(Program* program)
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{
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auto vertexLayout = program->getVertexLayout();
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_POSITION,
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program->getAttributeLocation(backend::Attribute::POSITION),
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backend::VertexFormat::FLOAT3, 0, false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_TEXCOORD,
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program->getAttributeLocation(backend::Attribute::TEXCOORD),
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backend::VertexFormat::FLOAT2, offsetof(V3F_T2F_N3F, texcoord), false);
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vertexLayout->setAttribute(backend::ATTRIBUTE_NAME_NORMAL,
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program->getAttributeLocation(backend::Attribute::NORMAL), backend::VertexFormat::FLOAT3,
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offsetof(V3F_T2F_N3F, normal), false);
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vertexLayout->setStride(sizeof(V3F_T2F_N3F));
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}
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// ### end of vertex layout setup functions
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bool ProgramManager::init()
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{
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registerProgramFactory(ProgramType::POSITION_TEXTURE_COLOR, positionTextureColor_vert, positionTextureColor_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::DUAL_SAMPLER, positionTextureColor_vert, dualSampler_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::LABEL_DISTANCE_NORMAL, positionTextureColor_vert, label_distanceNormal_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::LABEL_NORMAL, positionTextureColor_vert, label_normal_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::LABLE_OUTLINE, positionTextureColor_vert, labelOutline_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::LABLE_DISTANCEFIELD_GLOW, positionTextureColor_vert,
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labelDistanceFieldGlow_frag, VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::POSITION_COLOR_LENGTH_TEXTURE, positionColorLengthTexture_vert,
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positionColorLengthTexture_frag, VertexLayoutHelper::setupDrawNode);
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registerProgramFactory(ProgramType::POSITION_COLOR_TEXTURE_AS_POINTSIZE, positionColorTextureAsPointsize_vert,
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positionColor_frag, VertexLayoutHelper::setupDrawNode);
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registerProgramFactory(ProgramType::POSITION_COLOR, positionColor_vert, positionColor_frag,
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VertexLayoutHelper::setupPosColor);
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registerProgramFactory(ProgramType::LAYER_RADIA_GRADIENT, position_vert, layer_radialGradient_frag,
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VertexLayoutHelper::setupPos);
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registerProgramFactory(ProgramType::POSITION_TEXTURE, positionTexture_vert, positionTexture_frag,
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VertexLayoutHelper::setupTexture);
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registerProgramFactory(ProgramType::POSITION_TEXTURE_COLOR_ALPHA_TEST, positionTextureColor_vert,
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positionTextureColorAlphaTest_frag, VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::POSITION_UCOLOR, positionUColor_vert, positionColor_frag,
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VertexLayoutHelper::setupPos);
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registerProgramFactory(ProgramType::DUAL_SAMPLER_GRAY, positionTextureColor_vert, dualSampler_gray_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::GRAY_SCALE, positionTextureColor_vert, grayScale_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::LINE_COLOR_3D, lineColor3D_vert, lineColor3D_frag,
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VertexLayoutHelper::setupDrawNode3D);
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registerProgramFactory(ProgramType::CAMERA_CLEAR, cameraClear_vert, cameraClear_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::SKYBOX_3D, CC3D_skybox_vert, CC3D_skybox_frag, VertexLayoutHelper::setupSkyBox);
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registerProgramFactory(ProgramType::SKINPOSITION_TEXTURE_3D, CC3D_skinPositionTexture_vert, CC3D_colorTexture_frag,
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VertexLayoutHelper::setupDummy);
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auto lightDef = getShaderMacrosForLight();
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registerProgramFactory(ProgramType::SKINPOSITION_NORMAL_TEXTURE_3D, lightDef + CC3D_skinPositionNormalTexture_vert,
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lightDef + CC3D_colorNormalTexture_frag, VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::POSITION_NORMAL_TEXTURE_3D, lightDef + CC3D_positionNormalTexture_vert,
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lightDef + CC3D_colorNormalTexture_frag, VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::POSITION_TEXTURE_3D, CC3D_positionTexture_vert, CC3D_colorTexture_frag,
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VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::POSITION_3D, CC3D_positionTexture_vert, CC3D_color_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::POSITION_NORMAL_3D, lightDef + CC3D_positionNormalTexture_vert,
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lightDef + CC3D_colorNormal_frag, VertexLayoutHelper::setupDummy);
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const char* normalMapDef = "\n#define USE_NORMAL_MAPPING 1 \n";
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registerProgramFactory(ProgramType::POSITION_BUMPEDNORMAL_TEXTURE_3D,
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lightDef + normalMapDef + CC3D_positionNormalTexture_vert,
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lightDef + normalMapDef + CC3D_colorNormalTexture_frag, VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::SKINPOSITION_BUMPEDNORMAL_TEXTURE_3D,
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lightDef + normalMapDef + CC3D_skinPositionNormalTexture_vert,
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lightDef + normalMapDef + CC3D_colorNormalTexture_frag, VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::TERRAIN_3D, CC3D_terrain_vert, CC3D_terrain_frag,
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VertexLayoutHelper::setupTerrain3D);
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registerProgramFactory(ProgramType::PARTICLE_TEXTURE_3D, CC3D_particle_vert, CC3D_particleTexture_frag,
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VertexLayoutHelper::setupPU3D);
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registerProgramFactory(ProgramType::PARTICLE_COLOR_3D, CC3D_particle_vert, CC3D_particleColor_frag,
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VertexLayoutHelper::setupPU3D);
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registerProgramFactory(ProgramType::QUAD_COLOR_2D, CC2D_quadColor_vert, CC2D_quadColor_frag,
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VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::QUAD_TEXTURE_2D, CC2D_quadTexture_vert, CC2D_quadTexture_frag,
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VertexLayoutHelper::setupDummy);
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registerProgramFactory(ProgramType::HSV, positionTextureColor_vert, hsv_frag, VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::HSV_DUAL_SAMPLER, positionTextureColor_vert, dualSampler_hsv_frag,
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::VIDEO_TEXTURE_YUY2, positionTextureColor_vert,
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std::string{videoTextureYUY2_frag},
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::VIDEO_TEXTURE_NV12, positionTextureColor_vert,
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std::string{videoTextureNV12_frag},
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VertexLayoutHelper::setupSprite);
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registerProgramFactory(ProgramType::VIDEO_TEXTURE_BGR32, positionTextureColor_vert,
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std::string{videoTextureBGRA_frag},
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VertexLayoutHelper::setupSprite);
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// The builtin dual sampler shader registry
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ProgramStateRegistry::getInstance()->registerProgram(ProgramType::POSITION_TEXTURE_COLOR,
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TextureSamplerFlag::DUAL_SAMPLER,
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getBuiltinProgram(ProgramType::DUAL_SAMPLER));
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ProgramStateRegistry::getInstance()->registerProgram(ProgramType::GRAY_SCALE, TextureSamplerFlag::DUAL_SAMPLER,
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getBuiltinProgram(ProgramType::DUAL_SAMPLER_GRAY));
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ProgramStateRegistry::getInstance()->registerProgram(ProgramType::HSV, TextureSamplerFlag::DUAL_SAMPLER,
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getBuiltinProgram(ProgramType::HSV_DUAL_SAMPLER));
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return true;
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}
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Program* ProgramManager::getCustomProgram(uint32_t type) const
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{
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return getBuiltinProgram(type | ProgramType::CUSTOM_PROGRAM);
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}
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Program* ProgramManager::getBuiltinProgram(uint32_t type) const
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{
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auto iter = _cachedPrograms.find(type);
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if (iter != _cachedPrograms.end())
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return iter->second;
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return addProgram(type);
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}
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Program* ProgramManager::addProgram(uint32_t internalType) const
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{
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Program* program = nullptr;
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if (internalType < ProgramType::BUILTIN_COUNT)
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{
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auto& func = _builtinFactories[internalType];
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if (func)
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program = func();
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}
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else
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{
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auto iter = _customFactories.find(internalType);
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if (iter != _customFactories.end())
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{
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auto& func = iter->second;
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if (func)
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program = func();
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}
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}
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if (program)
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{
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program->setProgramType(internalType);
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_cachedPrograms.emplace(internalType, program);
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}
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return program;
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}
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void ProgramManager::registerCustomProgramFactory(uint32_t type,
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std::string vertShaderSource,
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std::string fragShaderSource,
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std::function<void(Program*)> fnSetupLayout)
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{
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auto internalType = ProgramType::CUSTOM_PROGRAM | type;
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registerProgramFactory(internalType, std::move(vertShaderSource), std::move(fragShaderSource),
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std::move(fnSetupLayout));
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}
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void ProgramManager::registerProgramFactory(uint32_t internalType,
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std::string&& vertShaderSource,
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std::string&& fragShaderSource,
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std::function<void(Program*)> fnSetupLayout)
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{
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auto constructProgram = [vsrc = std::move(vertShaderSource), fsrc = std::move(fragShaderSource),
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setupLayout = std::move(fnSetupLayout)]() {
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auto program = backend::Device::getInstance()->newProgram(vsrc, fsrc);
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setupLayout(program);
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return program;
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};
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if (internalType < ProgramType::BUILTIN_COUNT)
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{
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_builtinFactories[internalType] = constructProgram;
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}
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else
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{
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auto it = _customFactories.find(internalType);
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if (it == _customFactories.end())
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_customFactories.emplace(internalType, constructProgram);
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else
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it->second = constructProgram;
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}
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}
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void ProgramManager::removeProgram(Program* program)
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{
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if (!program)
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{
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return;
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}
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for (auto it = _cachedPrograms.cbegin(); it != _cachedPrograms.cend();)
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{
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if (it->second == program)
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{
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it->second->release();
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it = _cachedPrograms.erase(it);
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break;
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}
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else
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++it;
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}
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}
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void ProgramManager::removeUnusedProgram()
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{
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for (auto iter = _cachedPrograms.cbegin(); iter != _cachedPrograms.cend();)
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{
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auto program = iter->second;
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if (program->getReferenceCount() == 1)
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{
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// AXLOG("axmol: TextureCache: removing unused program");
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program->release();
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iter = _cachedPrograms.erase(iter);
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}
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else
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{
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++iter;
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}
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}
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}
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void ProgramManager::removeAllPrograms()
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{
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ProgramStateRegistry::getInstance()->clearPrograms();
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for (auto&& program : _cachedPrograms)
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{
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program.second->release();
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}
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_cachedPrograms.clear();
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}
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NS_AX_BACKEND_END
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