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Add support for OpenGL to OpenXR

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This commit is contained in:
David Snopek 2022-10-22 20:29:15 -05:00
parent 6d9546f16c
commit 23603e409c
22 changed files with 986 additions and 127 deletions
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35
modules/openxr/openxr_api.cpp
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@ -45,10 +45,40 @@
#include "extensions/openxr_android_extension.h"
#endif
// We need to have all the graphics API defines before the Vulkan or OpenGL
// extensions are included, otherwise we'll only get one graphics API.
#ifdef VULKAN_ENABLED
#define XR_USE_GRAPHICS_API_VULKAN
#endif
#ifdef GLES3_ENABLED
#ifdef ANDROID
#define XR_USE_GRAPHICS_API_OPENGL_ES
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES3/gl3.h>
#include <GLES3/gl3ext.h>
#else
#define XR_USE_GRAPHICS_API_OPENGL
#endif // ANDROID
#ifdef X11_ENABLED
#include OPENGL_INCLUDE_H
#define GL_GLEXT_PROTOTYPES 1
#define GL3_PROTOTYPES 1
#include <GL/gl.h>
#include <GL/glext.h>
#include <GL/glx.h>
#include <X11/Xlib.h>
#endif // X11_ENABLED
#endif // GLES_ENABLED
#ifdef VULKAN_ENABLED
#include "extensions/openxr_vulkan_extension.h"
#endif
#ifdef GLES3_ENABLED
#include "extensions/openxr_opengl_extension.h"
#endif
#include "extensions/openxr_composition_layer_depth_extension.h"
#include "extensions/openxr_fb_display_refresh_rate_extension.h"
#include "extensions/openxr_fb_passthrough_extension_wrapper.h"
@ -1142,9 +1172,8 @@ bool OpenXRAPI::initialize(const String &p_rendering_driver) {
#endif
} else if (p_rendering_driver == "opengl3") {
#ifdef GLES3_ENABLED
// graphics_extension = memnew(OpenXROpenGLExtension(this));
// register_extension_wrapper(graphics_extension);
ERR_FAIL_V_MSG(false, "OpenXR: OpenGL is not supported at this time.");
graphics_extension = memnew(OpenXROpenGLExtension(this));
register_extension_wrapper(graphics_extension);
#else
// shouldn't be possible...
ERR_FAIL_V(false);