1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/LibOVR/Src/OVR_CAPI_GL.h	Wed Jan 14 06:51:16 2015 +0200
     1.3 @@ -0,0 +1,76 @@
     1.4 +/************************************************************************************
     1.5 +
     1.6 +Filename    :   OVR_CAPI_GL.h
     1.7 +Content     :   GL specific structures used by the CAPI interface.
     1.8 +Created     :   November 7, 2013
     1.9 +Authors     :   Lee Cooper
    1.10 +
    1.11 +Copyright   :   Copyright 2013 Oculus VR, LLC. All Rights reserved.
    1.12 +
    1.13 +Use of this software is subject to the terms of the Oculus Inc license
    1.14 +agreement provided at the time of installation or download, or which
    1.15 +otherwise accompanies this software in either electronic or hard copy form.
    1.16 +
    1.17 +************************************************************************************/
    1.18 +#ifndef OVR_CAPI_GL_h
    1.19 +#define OVR_CAPI_GL_h
    1.20 +
    1.21 +/// @file OVR_CAPI_GL.h
    1.22 +/// OpenGL rendering support.
    1.23 +
    1.24 +#include "OVR_CAPI.h"
    1.25 +#if defined(__APPLE__)
    1.26 +    #include <OpenGL/gl.h>
    1.27 +#else
    1.28 +    #include <GL/gl.h>
    1.29 +#endif
    1.30 +
    1.31 +
    1.32 +/// Used to configure slave GL rendering (i.e. for devices created externally).
    1.33 +typedef struct OVR_ALIGNAS(8) ovrGLConfigData_s
    1.34 +{
    1.35 +    /// General device settings.
    1.36 +    ovrRenderAPIConfigHeader Header;
    1.37 +
    1.38 +#if defined(OVR_OS_WIN32)
    1.39 +    /// The optional window handle. If unset, rendering will use the current window.
    1.40 +    HWND Window;
    1.41 +    /// The optional device context. If unset, rendering will use a new context.
    1.42 +    HDC  DC;
    1.43 +#elif defined (OVR_OS_LINUX)
    1.44 +    /// Optional display. If unset, will issue glXGetCurrentDisplay when context
    1.45 +    /// is current.
    1.46 +    struct _XDisplay* Disp;
    1.47 +#endif
    1.48 +} ovrGLConfigData;
    1.49 +
    1.50 +/// Contains OpenGL-specific rendering information.
    1.51 +union ovrGLConfig
    1.52 +{
    1.53 +    /// General device settings.
    1.54 +    ovrRenderAPIConfig Config;
    1.55 +    /// OpenGL-specific settings.
    1.56 +    ovrGLConfigData    OGL;
    1.57 +};
    1.58 +
    1.59 +/// Used to pass GL eye texture data to ovrHmd_EndFrame.
    1.60 +typedef struct OVR_ALIGNAS(8) ovrGLTextureData_s
    1.61 +{
    1.62 +    /// General device settings.
    1.63 +    ovrTextureHeader Header;
    1.64 +    /// The OpenGL name for this texture.
    1.65 +    GLuint           TexId;       
    1.66 +} ovrGLTextureData;
    1.67 +
    1.68 +static_assert(offsetof(ovrGLTextureData, TexId) == offsetof(ovrTexture, PlatformData), "Mismatch of structs that are presumed binary equivalents.");
    1.69 +
    1.70 +/// Contains OpenGL-specific texture information.
    1.71 +typedef union ovrGLTexture_s
    1.72 +{
    1.73 +    /// General device settings.
    1.74 +    ovrTexture       Texture;
    1.75 +    /// OpenGL-specific settings.
    1.76 +    ovrGLTextureData OGL;
    1.77 +} ovrGLTexture;
    1.78 +
    1.79 +#endif	// OVR_CAPI_GL_h