mirror of
https://github.com/baldurk/renderdoc.git
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baldurk
4a6462b63b
* Note we still have to use PLT hooking for android_dlopen_ext that libvulkan uses to load layers, since interceptor-lib can't hook that, and otherwise libvulkan will load our library multiple times into the process instead of re-using the existing injected library.
117 lines
4.5 KiB
C++
117 lines
4.5 KiB
C++
/******************************************************************************
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* The MIT License (MIT)
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*
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* Copyright (c) 2017-2018 Baldur Karlsson
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*
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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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*
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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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*
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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 "gl_library_egl.h"
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#include <dlfcn.h>
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#include "os/posix/posix_hook.h"
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bool EGLPointers::LoadSymbolsFrom(void *lib_handle)
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{
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if(m_initialized)
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{
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RDCDEBUG("EGL function pointers already loaded, skipping");
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return m_initialized;
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}
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RDCDEBUG("Initialising EGL function pointers");
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bool symbols_ok = true;
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#define LOAD_SYM(SYMBOL_NAME) \
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do \
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{ \
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this->SYMBOL_NAME = (PFN_egl##SYMBOL_NAME)PosixGetFunction(lib_handle, "egl" #SYMBOL_NAME); \
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if(this->SYMBOL_NAME == NULL) \
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{ \
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symbols_ok = false; \
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RDCWARN("Unable to load symbol: %s", #SYMBOL_NAME); \
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} \
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} while(0)
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EGL_SYMBOLS(LOAD_SYM)
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#undef LOAD_SYM
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m_initialized = symbols_ok;
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return symbols_ok;
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}
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GLWindowingData CreateWindowingData(const EGLPointers &egl, EGLDisplay eglDisplay,
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EGLContext share_ctx, EGLNativeWindowType window)
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{
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GLWindowingData ret;
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ret.egl_dpy = eglDisplay;
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ret.egl_ctx = NULL;
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ret.egl_wnd = NULL;
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EGLint surfaceType = (window == 0) ? EGL_PBUFFER_BIT : EGL_WINDOW_BIT;
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const EGLint configAttribs[] = {EGL_RED_SIZE,
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8,
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EGL_GREEN_SIZE,
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8,
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EGL_BLUE_SIZE,
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8,
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EGL_RENDERABLE_TYPE,
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EGL_OPENGL_ES3_BIT,
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EGL_CONFORMANT,
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EGL_OPENGL_ES3_BIT,
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EGL_SURFACE_TYPE,
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surfaceType,
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EGL_COLOR_BUFFER_TYPE,
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EGL_RGB_BUFFER,
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EGL_NONE};
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EGLint numConfigs;
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EGLConfig config;
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if(!egl.ChooseConfig(eglDisplay, configAttribs, &config, 1, &numConfigs))
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{
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RDCERR("Couldn't find a suitable EGL config");
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return ret;
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}
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static const EGLint ctxAttribs[] = {EGL_CONTEXT_CLIENT_VERSION, 3, EGL_CONTEXT_FLAGS_KHR,
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EGL_CONTEXT_OPENGL_DEBUG_BIT_KHR, EGL_NONE};
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EGLContext ctx = egl.CreateContext(eglDisplay, config, share_ctx, ctxAttribs);
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if(ctx == NULL)
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{
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RDCERR("Couldn't create GL ES context");
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return ret;
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}
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ret.egl_ctx = ctx;
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EGLSurface surface = 0;
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if(window != 0)
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{
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surface = egl.CreateWindowSurface(eglDisplay, config, window, NULL);
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}
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else
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{
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static const EGLint pbAttribs[] = {EGL_WIDTH, 32, EGL_HEIGHT, 32, EGL_NONE};
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surface = egl.CreatePbufferSurface(eglDisplay, config, pbAttribs);
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}
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ret.egl_wnd = surface;
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return ret;
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}
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