162 lines
4.4 KiB
C++
162 lines
4.4 KiB
C++
// Copyright (C) 2003 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "Host.h"
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#include "RenderBase.h"
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#include "../GLInterface.h"
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#include "EGL.h"
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// Show the current FPS
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void cInterfaceEGL::UpdateFPSDisplay(const char *text)
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{
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Platform.UpdateFPSDisplay(text);
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}
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void cInterfaceEGL::Swap()
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{
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eglSwapBuffers(GLWin.egl_dpy, GLWin.egl_surf);
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}
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void cInterfaceEGL::SwapInterval(int Interval)
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{
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eglSwapInterval(GLWin.egl_dpy, Interval);
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}
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// Create rendering window.
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// Call browser: Core.cpp:EmuThread() > main.cpp:Video_Initialize()
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bool cInterfaceEGL::Create(void *&window_handle)
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{
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const char *s;
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EGLint egl_major, egl_minor;
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EGLConfig config;
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EGLint num_configs;
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// attributes for a visual in RGBA format with at least
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// 8 bits per color
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int attribs[] = {
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EGL_RED_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_BLUE_SIZE, 8,
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#ifdef USE_GLES
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#ifdef USE_GLES3
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
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// OpenGL ES 3 bit is disabled for now, until we have a way to select it from runtime
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// Qualcomm drivers don't even care if it is ES2 or ES3 bit set.
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// Intel drivers /might/ not care, but that code path is untested
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// EGL_RENDERABLE_TYPE, (1 << 6) /* EGL_OPENGL_ES3_BIT */,
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#else
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EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
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#endif
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#else
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EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
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#endif
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EGL_NONE };
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static const EGLint ctx_attribs[] = {
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#ifdef USE_GLES
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EGL_CONTEXT_CLIENT_VERSION, 2,
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#endif
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EGL_NONE
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};
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if(!Platform.SelectDisplay())
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return false;
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GLWin.egl_dpy = Platform.EGLGetDisplay();
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if (!GLWin.egl_dpy) {
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INFO_LOG(VIDEO, "Error: eglGetDisplay() failed\n");
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return false;
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}
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GLWin.platform = Platform.platform;
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if (!eglInitialize(GLWin.egl_dpy, &egl_major, &egl_minor)) {
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INFO_LOG(VIDEO, "Error: eglInitialize() failed\n");
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return false;
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}
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#ifdef USE_GLES
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eglBindAPI(EGL_OPENGL_ES_API);
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#else
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eglBindAPI(EGL_OPENGL_API);
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#endif
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if (!eglChooseConfig( GLWin.egl_dpy, attribs, &config, 1, &num_configs)) {
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INFO_LOG(VIDEO, "Error: couldn't get an EGL visual config\n");
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exit(1);
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}
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if (!Platform.Init(config))
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return false;
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s = eglQueryString(GLWin.egl_dpy, EGL_VERSION);
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INFO_LOG(VIDEO, "EGL_VERSION = %s\n", s);
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s = eglQueryString(GLWin.egl_dpy, EGL_VENDOR);
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INFO_LOG(VIDEO, "EGL_VENDOR = %s\n", s);
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s = eglQueryString(GLWin.egl_dpy, EGL_EXTENSIONS);
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INFO_LOG(VIDEO, "EGL_EXTENSIONS = %s\n", s);
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s = eglQueryString(GLWin.egl_dpy, EGL_CLIENT_APIS);
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INFO_LOG(VIDEO, "EGL_CLIENT_APIS = %s\n", s);
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GLWin.egl_ctx = eglCreateContext(GLWin.egl_dpy, config, EGL_NO_CONTEXT, ctx_attribs );
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if (!GLWin.egl_ctx) {
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INFO_LOG(VIDEO, "Error: eglCreateContext failed\n");
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exit(1);
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}
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GLWin.native_window = Platform.CreateWindow();
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GLWin.egl_surf = eglCreateWindowSurface(GLWin.egl_dpy, config,
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GLWin.native_window, NULL);
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if (!GLWin.egl_surf) {
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INFO_LOG(VIDEO, "Error: eglCreateWindowSurface failed\n");
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exit(1);
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}
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Platform.ToggleFullscreen(SConfig::GetInstance().m_LocalCoreStartupParameter.bFullscreen);
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window_handle = (void *)GLWin.native_window;
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return true;
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}
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bool cInterfaceEGL::MakeCurrent()
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{
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return eglMakeCurrent(GLWin.egl_dpy, GLWin.egl_surf, GLWin.egl_surf, GLWin.egl_ctx);
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}
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// Close backend
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void cInterfaceEGL::Shutdown()
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{
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Platform.DestroyWindow();
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if (GLWin.egl_ctx && !eglMakeCurrent(GLWin.egl_dpy, GLWin.egl_surf, GLWin.egl_surf, GLWin.egl_ctx))
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NOTICE_LOG(VIDEO, "Could not release drawing context.");
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if (GLWin.egl_ctx)
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{
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eglMakeCurrent(GLWin.egl_dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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if(!eglDestroyContext(GLWin.egl_dpy, GLWin.egl_ctx))
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NOTICE_LOG(VIDEO, "Could not destroy drawing context.");
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if(!eglDestroySurface(GLWin.egl_dpy, GLWin.egl_surf))
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NOTICE_LOG(VIDEO, "Could not destroy window surface.");
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if(!eglTerminate(GLWin.egl_dpy))
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NOTICE_LOG(VIDEO, "Could not destroy display connection.");
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GLWin.egl_ctx = NULL;
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}
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}
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