Update API + example

src/instance.h

@@ -7,19 +7,48 @@
 #	include <xcb/xcb.h>
 #endif // ENABLE_XCB
 
-#include "swapChain.h"
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+
+#include <gbm.h>
+
+#include <EGL/egl.h>
+
+#include <GL/gl.h>
 
 typedef struct
 {
-	ohmd_device * device;
+	ohmd_device * hmd;
 
 #ifdef ENABLE_XCB
 	xcb_connection_t * connection;
 	int screen;
 #endif // ENABLE_XCB
 
-	SwapChain * swapChain;
+	int fd;
+
+	drmModeConnector * connector;
+	drmModeEncoder * encoder;
+	drmModeModeInfo * mode;
+
+	struct gbm_device * device;
+	struct gbm_surface * surface;
+
+	uint32_t fbid;
+	struct gbm_bo * bo;
+
+	EGLDisplay vr_display;
+	EGLContext vr_context;
+	EGLSurface vr_surface;
+
+	EGLDisplay user_display;
+	EGLContext user_context;
+	EGLSurface user_surface;
+
+	GLuint textures [2];
 
 } Instance;
 
+void SwapBuffers(Instance * instance);
+
 #endif // LINUX_VR_COMPOSITOR_STATE_H