mirror of https://github.com/axmolengine/axmol.git
146 lines
4.9 KiB
C++
146 lines
4.9 KiB
C++
/****************************************************************************
|
|
Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
|
|
Copyright (c) 2022 Bytedance Inc.
|
|
|
|
https://axmolengine.github.io/
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
****************************************************************************/
|
|
|
|
#pragma once
|
|
|
|
#include "Macros.h"
|
|
#include "base/Ref.h"
|
|
#include "platform/PlatformMacros.h"
|
|
#include "Program.h"
|
|
|
|
#include <string>
|
|
#include <unordered_map>
|
|
|
|
#include "ProgramStateRegistry.h"
|
|
|
|
NS_AX_BACKEND_BEGIN
|
|
/**
|
|
* @addtogroup _backend
|
|
* @{
|
|
*/
|
|
|
|
struct AX_DLL VertexLayoutHelper
|
|
{
|
|
static void setupDummy(Program*);
|
|
static void setupPos(Program*);
|
|
static void setupTexture(Program*);
|
|
static void setupSprite(Program*);
|
|
static void setupDrawNode(Program*);
|
|
static void setupDrawNode3D(Program*);
|
|
static void setupSkyBox(Program*);
|
|
static void setupPU3D(Program*);
|
|
static void setupPosColor(Program*);
|
|
static void setupTerrain3D(Program*);
|
|
};
|
|
|
|
/**
|
|
* Cache and reuse program object.
|
|
*/
|
|
class AX_DLL ProgramManager : public Ref
|
|
{
|
|
public:
|
|
/** new progrma with vertexLayout setup support, user should use this API */
|
|
static Program* newProgram(std::string_view vertShaderSource,
|
|
std::string_view fragShaderSource,
|
|
std::function<void(Program*)> fnSetupLayout = VertexLayoutHelper::setupDummy);
|
|
|
|
/** returns the shared instance */
|
|
static ProgramManager* getInstance();
|
|
|
|
/** purges the cache. It releases the retained instance. */
|
|
static void destroyInstance();
|
|
|
|
/// get built-in program
|
|
Program* getBuiltinProgram(uint32_t type) const;
|
|
|
|
// get custom program, should call registerCustomProgramFactory first
|
|
Program* getCustomProgram(uint32_t type) const;
|
|
|
|
// register custom program create factory
|
|
void registerCustomProgramFactory(uint32_t type,
|
|
std::string_view vsName,
|
|
std::string_view fsName,
|
|
std::function<void(Program*)> fnSetupLayout = VertexLayoutHelper::setupDummy);
|
|
|
|
/**
|
|
* Remove a program object from cache.
|
|
* @param program Specifies the program object to move.
|
|
*/
|
|
void removeProgram(Program* program);
|
|
|
|
/**
|
|
* Remove all unused program objects from cache.
|
|
*/
|
|
void removeUnusedProgram();
|
|
|
|
/**
|
|
* Remove all program objects from cache.
|
|
*/
|
|
void removeAllPrograms();
|
|
|
|
protected:
|
|
ProgramManager() = default;
|
|
virtual ~ProgramManager();
|
|
|
|
/**
|
|
* Pre-load programs into cache.
|
|
*/
|
|
bool init();
|
|
|
|
void registerProgramFactoryByName(uint32_t internalType,
|
|
std::string_view vsName,
|
|
std::string_view fsName,
|
|
std::function<void(Program*)> fnSetupLayout,
|
|
std::string_view defines = ""sv);
|
|
Program* addProgram(uint32_t internalType) const;
|
|
|
|
std::function<Program*()> _builtinFactories[(int)backend::ProgramType::BUILTIN_COUNT];
|
|
std::unordered_map<uint32_t, std::function<Program*()>> _customFactories;
|
|
|
|
mutable std::unordered_map<uint32_t, Program*> _cachedPrograms; ///< The cached program object.
|
|
static ProgramManager* _sharedProgramManager; ///< A shared instance of the program cache.
|
|
};
|
|
|
|
using ProgramCache = ProgramManager; // for compatible
|
|
|
|
// end of _backend group
|
|
/// @}
|
|
NS_AX_BACKEND_END
|
|
|
|
/**
|
|
* @alias some feq use types to namespace ax
|
|
*/
|
|
|
|
NS_AX_BEGIN
|
|
|
|
using ProgramType = ::ax::backend::ProgramType;
|
|
using Program = ::ax::backend::Program;
|
|
using VertexLayout = ::ax::backend::VertexLayout;
|
|
using VertexLayoutHelper = ::ax::backend::VertexLayoutHelper;
|
|
using ProgramManager = ::ax::backend::ProgramManager;
|
|
using ProgramRegistry = ::ax::backend::ProgramStateRegistry;
|
|
|
|
NS_AX_END
|