60 lines
2.3 KiB
C++
60 lines
2.3 KiB
C++
//* Copyright 2019 The Dawn Authors
|
|
//*
|
|
//* Licensed under the Apache License, Version 2.0 (the "License");
|
|
//* you may not use this file except in compliance with the License.
|
|
//* You may obtain a copy of the License at
|
|
//*
|
|
//* http://www.apache.org/licenses/LICENSE-2.0
|
|
//*
|
|
//* Unless required by applicable law or agreed to in writing, software
|
|
//* distributed under the License is distributed on an "AS IS" BASIS,
|
|
//* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
//* See the License for the specific language governing permissions and
|
|
//* limitations under the License.
|
|
|
|
#ifndef DAWNNATIVE_OPENGL_OPENGLFUNCTIONSBASE_H_
|
|
#define DAWNNATIVE_OPENGL_OPENGLFUNCTIONSBASE_H_
|
|
|
|
#include <unordered_set>
|
|
|
|
#include "dawn/native/Error.h"
|
|
#include "dawn/native/opengl/opengl_platform.h"
|
|
|
|
namespace dawn::native::opengl {
|
|
using GetProcAddress = void* (*) (const char*);
|
|
|
|
struct OpenGLFunctionsBase {
|
|
public:
|
|
{% for block in header_blocks %}
|
|
// {{block.description}}
|
|
{% for proc in block.procs %}
|
|
{{proc.PFNGLPROCNAME()}} {{proc.ProcName()}} = nullptr;
|
|
{% endfor %}
|
|
|
|
{% endfor%}
|
|
|
|
// GL_ANGLE_base_vertex_base_instance
|
|
// See crbug.com/dawn/1715 for why this is embedded
|
|
PFNGLDRAWARRAYSINSTANCEDBASEINSTANCEANGLEPROC DrawArraysInstancedBaseInstanceANGLE = nullptr;
|
|
PFNGLDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEANGLEPROC DrawElementsInstancedBaseVertexBaseInstanceANGLE = nullptr;
|
|
PFNGLMULTIDRAWARRAYSINSTANCEDBASEINSTANCEANGLEPROC MultiDrawArraysInstancedBaseInstanceANGLE = nullptr;
|
|
PFNGLMULTIDRAWELEMENTSINSTANCEDBASEVERTEXBASEINSTANCEANGLEPROC MultiDrawElementsInstancedBaseVertexBaseInstanceANGLE = nullptr;
|
|
|
|
bool IsGLExtensionSupported(const char* extension) const;
|
|
|
|
protected:
|
|
MaybeError LoadDesktopGLProcs(GetProcAddress getProc, int majorVersion, int minorVersion);
|
|
MaybeError LoadOpenGLESProcs(GetProcAddress getProc, int majorVersion, int minorVersion);
|
|
|
|
private:
|
|
template<typename T>
|
|
MaybeError LoadProc(GetProcAddress getProc, T* memberProc, const char* name);
|
|
void InitializeSupportedGLExtensions();
|
|
|
|
std::unordered_set<std::string> mSupportedGLExtensionsSet;
|
|
};
|
|
|
|
} // namespace dawn::native::opengl
|
|
|
|
#endif // DAWNNATIVE_OPENGL_OPENGLFUNCTIONSBASE_H_
|