mirror of https://github.com/axmolengine/axmol.git
309 lines
13 KiB
C++
309 lines
13 KiB
C++
/****************************************************************************
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Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2019-present Axmol Engine contributors (see AUTHORS.md).
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https://axmol.dev/
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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 "DriverBase.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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#include "xxhash.h"
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#include <inttypes.h>
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NS_AX_BACKEND_BEGIN
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ProgramManager* ProgramManager::_sharedProgramManager = nullptr;
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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_DELETE(_sharedProgramManager);
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}
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ProgramManager::ProgramManager()
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{
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_programIdGen = XXH64_createState();
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}
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ProgramManager::~ProgramManager()
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{
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XXH64_freeState(_programIdGen);
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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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AXLOGD("deallocing ProgramManager: {}", fmt::ptr(this));
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backend::ShaderCache::destroyInstance();
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}
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// ### end of vertex layout setup functions
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static std::string joinPath(std::string_view path, std::string_view childPath)
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{
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std::string ret;
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ret.reserve(path.length() + childPath.length());
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ret += path;
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ret += childPath;
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return ret;
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}
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bool ProgramManager::init()
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{
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auto fileUtils = FileUtils::getInstance();
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#if AX_TARGET_PLATFORM == AX_PLATFORM_WIN32 || AX_TARGET_PLATFORM == AX_PLATFORM_LINUX
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// load compiled shader from exeDir/axslc
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auto axslcDir = joinPath(fileUtils->getAppRoot(), "axslc"sv);
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fileUtils->addSearchPath(axslcDir);
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#else // APPLE, ANDROID, WINRT
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fileUtils->addSearchPath("axslc"sv);
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#endif
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registerProgram(ProgramType::POSITION_TEXTURE_COLOR, positionTextureColor_vert, positionTextureColor_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::DUAL_SAMPLER, positionTextureColor_vert, dualSampler_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::LABEL_DISTANCE_NORMAL, positionTextureColor_vert, label_distanceNormal_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::LABEL_NORMAL, positionTextureColor_vert, label_normal_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::LABLE_OUTLINE, positionTextureColor_vert, label_outline_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::LABEL_DISTANCE_OUTLINE, positionTextureColor_vert, label_distanceOutline_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::LABLE_DISTANCE_GLOW, positionTextureColor_vert, label_distanceGlow_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::POSITION_COLOR_LENGTH_TEXTURE, positionColorLengthTexture_vert,
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positionColorLengthTexture_frag, VertexLayoutType::DrawNode);
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registerProgram(ProgramType::POSITION_COLOR_TEXTURE_AS_POINTSIZE, positionColorTextureAsPointsize_vert,
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positionColor_frag, VertexLayoutType::DrawNode);
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registerProgram(ProgramType::POSITION_COLOR, positionColor_vert, positionColor_frag, VertexLayoutType::posColor);
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registerProgram(ProgramType::LAYER_RADIA_GRADIENT, position_vert, layer_radialGradient_frag, VertexLayoutType::Pos);
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registerProgram(ProgramType::POSITION_TEXTURE, positionTexture_vert, positionTexture_frag,
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VertexLayoutType::Texture);
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registerProgram(ProgramType::POSITION_TEXTURE_COLOR_ALPHA_TEST, positionTextureColor_vert,
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positionTextureColorAlphaTest_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::POSITION_UCOLOR, positionUColor_vert, positionColor_frag, VertexLayoutType::Pos);
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registerProgram(ProgramType::DUAL_SAMPLER_GRAY, positionTextureColor_vert, dualSampler_gray_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::GRAY_SCALE, positionTextureColor_vert, grayScale_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::LINE_COLOR_3D, lineColor_vert, lineColor_frag, VertexLayoutType::DrawNode3D);
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registerProgram(ProgramType::CAMERA_CLEAR, cameraClear_vert, cameraClear_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::SKYBOX_3D, skybox_vert, skybox_frag, VertexLayoutType::SkyBox);
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registerProgram(ProgramType::SKINPOSITION_TEXTURE_3D, skinPositionTexture_vert, colorTexture_frag,
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VertexLayoutType::Unspec);
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registerProgram(ProgramType::SKINPOSITION_NORMAL_TEXTURE_3D, skinPositionNormalTexture_vert,
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colorNormalTexture_frag, VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_NORMAL_TEXTURE_3D, positionNormalTexture_vert, colorNormalTexture_frag,
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VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_TEXTURE_3D, positionTexture3D_vert, colorTexture_frag,
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VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_TEXTURE_3D_INSTANCE, positionTextureInstance_vert, colorTexture_frag,
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VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_3D, position_vert, color_frag, VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_NORMAL_3D, positionNormalTexture_vert, colorNormal_frag,
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VertexLayoutType::Unspec);
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registerProgram(ProgramType::POSITION_BUMPEDNORMAL_TEXTURE_3D, positionNormalTexture_vert_1,
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colorNormalTexture_frag_1, VertexLayoutType::Unspec);
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registerProgram(ProgramType::SKINPOSITION_BUMPEDNORMAL_TEXTURE_3D, skinPositionNormalTexture_vert_1,
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colorNormalTexture_frag_1, VertexLayoutType::Unspec);
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registerProgram(ProgramType::TERRAIN_3D, terrain_vert, terrain_frag, VertexLayoutType::Terrain3D);
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registerProgram(ProgramType::PARTICLE_TEXTURE_3D, particle_vert, particleTexture_frag, VertexLayoutType::PU3D);
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registerProgram(ProgramType::PARTICLE_COLOR_3D, particle_vert, particleColor_frag, VertexLayoutType::PU3D);
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registerProgram(ProgramType::QUAD_COLOR_2D, quadColor_vert, quadColor_frag, VertexLayoutType::Unspec);
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registerProgram(ProgramType::QUAD_TEXTURE_2D, quadTexture_vert, quadTexture_frag, VertexLayoutType::Unspec);
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registerProgram(ProgramType::HSV, positionTextureColor_vert, hsv_frag, VertexLayoutType::Sprite);
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registerProgram(ProgramType::HSV_DUAL_SAMPLER, positionTextureColor_vert, dualSampler_hsv_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::VIDEO_TEXTURE_YUY2, positionTextureColor_vert, videoTextureYUY2_frag,
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VertexLayoutType::Sprite);
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registerProgram(ProgramType::VIDEO_TEXTURE_NV12, positionTextureColor_vert, videoTextureNV12_frag,
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VertexLayoutType::Sprite);
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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, ProgramType::DUAL_SAMPLER);
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ProgramStateRegistry::getInstance()->registerProgram(ProgramType::GRAY_SCALE, TextureSamplerFlag::DUAL_SAMPLER,
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ProgramType::DUAL_SAMPLER_GRAY);
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ProgramStateRegistry::getInstance()->registerProgram(ProgramType::HSV, TextureSamplerFlag::DUAL_SAMPLER,
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ProgramType::HSV_DUAL_SAMPLER);
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return true;
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}
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Program* ProgramManager::getBuiltinProgram(uint32_t type)
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{
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assert(type < ProgramType::BUILTIN_COUNT);
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auto& info = _builtinRegistry[static_cast<int>(type)];
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return loadProgram(info.vsName, info.fsName, type, static_cast<uint64_t>(type), info.vlt);
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}
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Program* ProgramManager::loadProgram(uint64_t progId)
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{
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if (progId < ProgramType::BUILTIN_COUNT)
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return getBuiltinProgram(static_cast<uint32_t>(progId));
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auto it = _customRegistry.find(progId);
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if (it != _customRegistry.end())
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return loadProgram(it->second.vsName, it->second.fsName, ProgramType::CUSTOM_PROGRAM, progId, it->second.vlt);
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return nullptr;
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}
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Program* ProgramManager::loadProgram(std::string_view vsName, std::string_view fsName, VertexLayoutType vlt)
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{
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return loadProgram(vsName, fsName, ProgramType::CUSTOM_PROGRAM, computeProgramId(vsName, fsName), vlt);
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}
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Program* ProgramManager::loadProgram(std::string_view vsName,
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std::string_view fsName,
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uint32_t progType,
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uint64_t progId,
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VertexLayoutType vlt)
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{
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assert(!vsName.empty() && !fsName.empty());
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auto it = _cachedPrograms.find(progId);
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if (it != _cachedPrograms.end())
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return it->second;
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AXLOGD("Loading shader: {} {}, {} ...", progId, vsName.data(), fsName.data());
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auto fileUtils = FileUtils::getInstance();
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auto vertFile = fileUtils->fullPathForFilename(vsName);
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auto fragFile = fileUtils->fullPathForFilename(fsName);
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auto vertSource = fileUtils->getStringFromFile(vertFile);
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auto fragSource = fileUtils->getStringFromFile(fragFile);
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auto program = backend::DriverBase::getInstance()->newProgram(vertSource, fragSource);
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if (program)
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{
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program->setProgramIds(progType, progId);
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if (vlt < VertexLayoutType::Count)
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program->setupVertexLayout(vlt);
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_cachedPrograms.emplace(progId, program);
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}
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return program;
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}
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uint64_t ProgramManager::registerCustomProgram(std::string_view vsName,
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std::string_view fsName,
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VertexLayoutType vlt,
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bool force)
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{
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return registerProgram(ProgramType::CUSTOM_PROGRAM, vsName, fsName, vlt, force);
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}
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uint64_t ProgramManager::registerProgram(uint32_t progType,
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std::string_view vsName,
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std::string_view fsName,
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VertexLayoutType vlt,
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bool force)
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{
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uint64_t progId = 0;
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if (progType < ProgramType::BUILTIN_COUNT)
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{
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_builtinRegistry[static_cast<int>(progType)] = {vsName, fsName, vlt};
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progId = progType;
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}
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else
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{
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progId = computeProgramId(vsName, fsName);
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auto it = _customRegistry.find(progId);
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if (it == _customRegistry.end())
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_customRegistry.emplace(progId, BuiltinRegInfo{vsName, fsName, vlt});
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else if (force)
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it->second = BuiltinRegInfo{vsName, fsName, vlt};
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else
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progId = 0;
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}
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return progId;
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}
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uint64_t ProgramManager::computeProgramId(std::string_view vsName, std::string_view fsName)
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{
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XXH64_reset(_programIdGen, 0);
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XXH64_update(_programIdGen, vsName.data(), vsName.length());
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XXH64_update(_programIdGen, fsName.data(), fsName.length());
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return XXH64_digest(_programIdGen);
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}
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void ProgramManager::unloadProgram(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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auto it = _cachedPrograms.find(program->_programId);
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if (it != _cachedPrograms.end())
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{
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it->second->release();
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_cachedPrograms.erase(it);
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}
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}
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void ProgramManager::unloadUnusedPrograms()
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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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// AXLOGD("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::unloadAllPrograms()
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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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