| // Copyright 2022 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_OPENGL_EGLFUNCTIONS_H_ |
| #define SRC_DAWN_NATIVE_OPENGL_EGLFUNCTIONS_H_ |
| |
| #include "dawn/common/egl_platform.h" |
| |
| #include "dawn/common/ityp_bitset.h" |
| #include "dawn/native/Error.h" |
| |
| namespace dawn::native::opengl { |
| |
| enum class EGLExt { |
| // Promoted to EGL 1.5 |
| ClientExtensions, |
| PlatformBase, |
| FenceSync, |
| CLEvent2, |
| WaitSync, |
| ImageBase, |
| GLTexture2DImage, |
| GLTexture3DImage, |
| GLTextureCubemapImage, |
| GLRenderBufferImage, |
| CreateContext, |
| CreateContextRobustness, |
| GetAllProcAddresses, |
| ClientGetAllProcAddresses, |
| GLColorSpace, |
| SurfacelessContext, |
| |
| // Other extensions, |
| DisplayTextureShareGroup, |
| ReusableSync, |
| NoConfigContext, |
| PixelFormatFloat, |
| GLColorspace, |
| |
| EnumCount, |
| }; |
| |
| // An EGL function loader that also takes care of discovering which extensions are available. |
| // (taking into account the ones that have been promoted to core EGL versions). |
| class EGLFunctions { |
| public: |
| MaybeError LoadClientProcs(EGLGetProcProc getProc); |
| MaybeError LoadDisplayProcs(EGLDisplay display); |
| |
| uint32_t GetMajorVersion() const; |
| uint32_t GetMinorVersion() const; |
| bool HasExt(EGLExt extension) const; |
| |
| // EGL 1.0 |
| PFNEGLGETPROCADDRESSPROC GetProcAddress; |
| |
| PFNEGLCHOOSECONFIGPROC ChooseConfig; |
| PFNEGLCOPYBUFFERSPROC CopyBuffers; |
| PFNEGLCREATECONTEXTPROC CreateContext; |
| PFNEGLCREATEPBUFFERSURFACEPROC CreatePbufferSurface; |
| PFNEGLCREATEPIXMAPSURFACEPROC CreatePixmapSurface; |
| PFNEGLCREATEWINDOWSURFACEPROC CreateWindowSurface; |
| PFNEGLDESTROYCONTEXTPROC DestroyContext; |
| PFNEGLDESTROYSURFACEPROC DestroySurface; |
| PFNEGLGETCONFIGATTRIBPROC GetConfigAttrib; |
| PFNEGLGETCONFIGSPROC GetConfigs; |
| PFNEGLGETCURRENTDISPLAYPROC GetCurrentDisplay; |
| PFNEGLGETCURRENTSURFACEPROC GetCurrentSurface; |
| PFNEGLGETDISPLAYPROC GetDisplay; |
| PFNEGLGETERRORPROC GetError; |
| PFNEGLINITIALIZEPROC Initialize; |
| PFNEGLMAKECURRENTPROC MakeCurrent; |
| PFNEGLQUERYCONTEXTPROC QueryContext; |
| PFNEGLQUERYSTRINGPROC QueryString; |
| PFNEGLQUERYSURFACEPROC QuerySurface; |
| PFNEGLSWAPBUFFERSPROC SwapBuffers; |
| PFNEGLTERMINATEPROC Terminate; |
| PFNEGLWAITGLPROC WaitGL; |
| PFNEGLWAITNATIVEPROC WaitNative; |
| |
| // EGL 1.1 |
| PFNEGLBINDTEXIMAGEPROC BindTexImage; |
| PFNEGLRELEASETEXIMAGEPROC ReleaseTexImage; |
| PFNEGLSURFACEATTRIBPROC SurfaceAttrib; |
| PFNEGLSWAPINTERVALPROC SwapInterval; |
| |
| // EGL 1.2 |
| PFNEGLBINDAPIPROC BindAPI; |
| PFNEGLQUERYAPIPROC QueryAPI; |
| PFNEGLCREATEPBUFFERFROMCLIENTBUFFERPROC CreatePbufferFromClientBuffer; |
| PFNEGLRELEASETHREADPROC ReleaseThread; |
| PFNEGLWAITCLIENTPROC WaitClient; |
| |
| // EGL 1.3 (no new procs) |
| |
| // EGL 1.4 |
| PFNEGLGETCURRENTCONTEXTPROC GetCurrentContext; |
| |
| // EGL 1.5 |
| PFNEGLCREATESYNCPROC CreateSync; |
| PFNEGLDESTROYSYNCPROC DestroySync; |
| PFNEGLCLIENTWAITSYNCPROC ClientWaitSync; |
| PFNEGLGETSYNCATTRIBPROC GetSyncAttrib; |
| PFNEGLCREATEIMAGEPROC CreateImage; |
| PFNEGLDESTROYIMAGEPROC DestroyImage; |
| PFNEGLGETPLATFORMDISPLAYPROC GetPlatformDisplay; |
| PFNEGLCREATEPLATFORMWINDOWSURFACEPROC CreatePlatformWindowSurface; |
| PFNEGLCREATEPLATFORMPIXMAPSURFACEPROC CreatePlatformPixmapSurface; |
| PFNEGLWAITSYNCPROC WaitSync; |
| |
| // EGL_KHR_reusable_sync |
| PFNEGLSIGNALSYNCKHRPROC SignalSync; |
| |
| private: |
| MaybeError LoadClientExtensions(); |
| |
| uint32_t mMajorVersion = 0; |
| uint32_t mMinorVersion = 0; |
| |
| ityp::bitset<EGLExt, static_cast<size_t>(EGLExt::EnumCount)> mExtensions; |
| }; |
| |
| } // namespace dawn::native::opengl |
| |
| #endif // SRC_DAWN_NATIVE_OPENGL_EGLFUNCTIONS_H_ |