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https://github.com/scratchfoundation/bgfx.git
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Added support for EGL/GLES2 on Windows.
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bkaradzic
parent
440be3caa8
commit
ed383b0f1b
3 changed files with 1611 additions and 13 deletions
1524
3rdparty/glext/GLES2/gl2ext.h
vendored
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1524
3rdparty/glext/GLES2/gl2ext.h
vendored
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@ -16,12 +16,12 @@
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namespace bgfx
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{
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#if BX_PLATFORM_WINDOWS
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#if BGFX_USE_WGL
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PFNWGLGETPROCADDRESSPROC wglGetProcAddress;
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PFNWGLMAKECURRENTPROC wglMakeCurrent;
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PFNWGLCREATECONTEXTPROC wglCreateContext;
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PFNWGLDELETECONTEXTPROC wglDeleteContext;
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#endif // BX_PLATFORM_WINDOWS
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#endif // BGFX_USE_WGL
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#define GL_IMPORT(_optional, _proto, _func) _proto _func
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#include "glimports.h"
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@ -52,9 +52,13 @@ namespace bgfx
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, m_instance(0)
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, m_instInterface(NULL)
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, m_graphicsInterface(NULL)
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#elif BX_PLATFORM_WINDOWS
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#elif BGFX_USE_WGL
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, m_context(NULL)
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, m_hdc(NULL)
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#elif BGFX_USE_EGL
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, m_context(NULL)
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, m_display(NULL)
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, m_surface(NULL)
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#elif BX_PLATFORM_LINUX
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, m_context(0)
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, m_window(0)
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@ -118,7 +122,7 @@ namespace bgfx
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m_graphicsInterface->ResizeBuffers(m_context, _width, _height);
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}
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#elif BX_PLATFORM_WINDOWS
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#elif BGFX_USE_WGL
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if (NULL == m_hdc)
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{
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m_opengl32dll = LoadLibrary("opengl32.dll");
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@ -306,6 +310,41 @@ namespace bgfx
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{
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XResizeWindow(m_display, m_window, _width, _height);
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}
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#elif BGFX_USE_EGL
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if (NULL == m_context)
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{
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m_display = eglGetDisplay(NULL);
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BGFX_FATAL(m_display != EGL_NO_DISPLAY, Fatal::OPENGL_UnableToCreateContext, "Failed to create display 0x%08x", m_display);
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EGLint major = 0;
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EGLint minor = 0;
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EGLBoolean success = eglInitialize(m_display, &major, &minor);
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BGFX_FATAL(success && major >= 1 && minor >= 4, Fatal::OPENGL_UnableToCreateContext, "Failed to initialize %d.%d", major, minor);
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EGLint attrs[] =
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{
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# if BX_PLATFORM_ANDROID
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EGL_DEPTH_SIZE, 16,
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# else
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EGL_DEPTH_SIZE, 24,
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# endif // BX_PLATFORM_
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EGL_NONE
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};
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EGLint numConfig = 0;
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EGLConfig config = 0;
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success = eglChooseConfig(m_display, attrs, &config, 1, &numConfig);
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BGFX_FATAL(success, Fatal::OPENGL_UnableToCreateContext, "eglChooseConfig");
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m_surface = eglCreateWindowSurface(m_display, config, (EGLNativeWindowType)g_bgfxHwnd, NULL);
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BGFX_FATAL(m_surface != EGL_NO_SURFACE, Fatal::OPENGL_UnableToCreateContext, "Failed to create surface.");
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m_context = eglCreateContext(m_display, config, EGL_NO_CONTEXT, NULL);
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BGFX_FATAL(m_context != EGL_NO_CONTEXT, Fatal::OPENGL_UnableToCreateContext, "Failed to create context.");
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success = eglMakeCurrent(m_display, m_surface, m_surface, m_context);
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BGFX_FATAL(success, Fatal::OPENGL_UnableToCreateContext, "Failed to set context.");
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}
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#endif // BX_PLATFORM_
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}
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@ -319,9 +358,12 @@ namespace bgfx
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#if BX_PLATFORM_NACL
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glSetCurrentContextPPAPI(m_context);
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m_graphicsInterface->SwapBuffers(m_context, naclSwapComplete);
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#elif BX_PLATFORM_WINDOWS
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#elif BGFX_USE_WGL
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wglMakeCurrent(m_hdc, m_context);
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SwapBuffers(m_hdc);
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#elif BGFX_USE_EGL
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eglMakeCurrent(m_display, m_surface, m_surface, m_context);
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eglSwapBuffers(m_display, m_surface);
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#elif BX_PLATFORM_LINUX
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glXSwapBuffers(m_display, m_window);
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#endif // BX_PLATFORM_
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@ -350,15 +392,22 @@ namespace bgfx
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void shutdown()
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{
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#if BX_PLATFORM_WINDOWS
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#if BGFX_USE_WGL
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if (NULL != m_hdc)
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{
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wglMakeCurrent(NULL, NULL);
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wglDeleteContext(m_context);
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m_context = NULL;
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}
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FreeLibrary(m_opengl32dll);
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#endif // BX_PLATFORM_WINDOWS
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#elif BGFX_USE_EGL
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eglMakeCurrent(EGL_NO_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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eglDestroyContext(m_display, m_context);
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eglDestroySurface(m_display, m_surface);
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eglTerminate(m_display);
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m_context = NULL;
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#endif // BGFX_USE_
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}
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IndexBuffer m_indexBuffers[BGFX_CONFIG_MAX_INDEX_BUFFERS];
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@ -386,10 +435,14 @@ namespace bgfx
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PP_Instance m_instance;
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const PPB_Instance* m_instInterface;
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const PPB_Graphics3D* m_graphicsInterface;
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#elif BX_PLATFORM_WINDOWS
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#elif BGFX_USE_WGL
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HMODULE m_opengl32dll;
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HGLRC m_context;
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HDC m_hdc;
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#elif BGFX_USE_EGL
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EGLContext m_context;
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EGLDisplay m_display;
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EGLSurface m_surface;
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#elif BX_PLATFORM_LINUX
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GLXContext m_context;
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Window m_window;
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@ -6,6 +6,9 @@
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#ifndef __RENDERER_GL_H__
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#define __RENDERER_GL_H__
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#define BGFX_USE_EGL 0
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#define BGFX_USE_WGL 0
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#if BGFX_CONFIG_RENDERER_OPENGL
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# if BX_PLATFORM_LINUX
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# define GL_PROTOTYPES
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@ -17,6 +20,11 @@
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# include <GL/gl.h>
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# endif // BX_PLATFORM_
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# if BX_PLATFORM_WINDOWS
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# undef BGFX_USE_WGL
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# define BGFX_USE_WGL 1
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# endif // BX_PLATFORM_
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// remove deprecated from glext.h
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# define GL_VERSION_1_2_DEPRECATED
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# define GL_ARB_imaging_DEPRECATED
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@ -38,7 +46,20 @@
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#elif BGFX_CONFIG_RENDERER_OPENGLES
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# include <GLES2/gl2.h>
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# include <GLES2/gl2ext.h>
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//# include <EGL/egl.h>
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# if BX_PLATFORM_WINDOWS
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# include <EGL/egl.h>
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# undef BGFX_USE_EGL
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# define BGFX_USE_EGL 1
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# endif // BX_PLATFORM_
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# ifndef GL_COMPRESSED_RGBA_S3TC_DXT3_EXT
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# define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT 0x83F2
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# endif // GL_COMPRESSED_RGBA_S3TC_DXT3_EXT
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# ifndef GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
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# define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT 0x83F3
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# endif // GL_COMPRESSED_RGBA_S3TC_DXT5_EXT
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# ifndef GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE
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# define GL_TRANSLATED_SHADER_SOURCE_LENGTH_ANGLE 0x93A0
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@ -63,7 +84,7 @@ typedef void (*PFNGLGETTRANSLATEDSHADERSOURCEANGLEPROC)(GLuint shader, GLsizei b
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# include <gl/GRemedyGLExtensions.h>
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#endif // BGFX_CONFIG_DEBUG_GREMEDY && (BX_PLATFORM_WINDOWS || BX_PLATFORM_LINUX)
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#if BX_PLATFORM_WINDOWS
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#if BGFX_USE_WGL
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typedef PROC (APIENTRYP PFNWGLGETPROCADDRESSPROC) (LPCSTR lpszProc);
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typedef BOOL (APIENTRYP PFNWGLMAKECURRENTPROC) (HDC hdc, HGLRC hglrc);
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typedef HGLRC (APIENTRYP PFNWGLCREATECONTEXTPROC) (HDC hdc);
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@ -94,7 +115,7 @@ typedef void (APIENTRYP PFNGLCLEARSTENCILPROC) (GLint s);
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typedef void (APIENTRYP PFNGLDEPTHMASKPROC) (GLboolean flag);
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typedef void (APIENTRYP PFNGLCLEARDEPTHPROC) (GLdouble depth);
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typedef void (APIENTRYP PFNGLCLEARCOLORPROC) (GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
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#endif // BX_PLATFORM_WINDOWS
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#endif // BGFX_USE_WGL
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namespace bgfx
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{
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@ -137,11 +158,11 @@ namespace bgfx
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#define GREMEDY_SETMARKER(_string) _GREMEDY_SETMARKER(_string)
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#define GREMEDY_FRAMETERMINATOR() _GREMEDY_FRAMETERMINATOR()
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#if BX_PLATFORM_WINDOWS
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#if BGFX_USE_WGL
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extern PFNWGLGETPROCADDRESSPROC wglGetProcAddress;
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extern PFNWGLMAKECURRENTPROC wglMakeCurrent;
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extern PFNWGLCREATECONTEXTPROC wglCreateContext;
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#endif // BX_PLATFORM_WINDOWS
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#endif // BGFX_USE_WGL
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#define GL_IMPORT(_optional, _proto, _func) extern _proto _func
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#include "glimports.h"
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