open_toontown_panda3d/panda/src/androiddisplay/androidGraphicsStateGuardian.h

98 lines
3.0 KiB
C++

// Filename: androidGraphicsStateGuardian.h
// Created by: pro-rsoft (21May09)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#ifndef ANDROIDGRAPHICSSTATEGUARDIAN_H
#define ANDROIDGRAPHICSSTATEGUARDIAN_H
#include "pandabase.h"
#include "androidGraphicsPipe.h"
////////////////////////////////////////////////////////////////////
// Class : AndroidGraphicsStateGuardian
// Description : A tiny specialization on GLESGraphicsStateGuardian
// to add some egl-specific information.
////////////////////////////////////////////////////////////////////
#ifdef OPENGLES_2
class AndroidGraphicsStateGuardian : public GLES2GraphicsStateGuardian {
#else
class AndroidGraphicsStateGuardian : public GLESGraphicsStateGuardian {
#endif
public:
INLINE const FrameBufferProperties &get_fb_properties() const;
void get_properties(FrameBufferProperties &properties,
bool &pbuffer_supported, bool &pixmap_supported,
bool &slow, EGLConfig config);
void choose_pixel_format(const FrameBufferProperties &properties,
bool need_pbuffer, bool need_pixmap);
bool create_context();
void destroy_context();
AndroidGraphicsStateGuardian(GraphicsEngine *engine, GraphicsPipe *pipe,
AndroidGraphicsStateGuardian *share_with);
virtual ~AndroidGraphicsStateGuardian();
virtual void reset();
bool egl_is_at_least_version(int major_version, int minor_version) const;
protected:
EGLContext _share_context;
EGLContext _context;
EGLDisplay _egl_display;
EGLConfig _fbconfig;
EGLint _format;
FrameBufferProperties _fbprops;
protected:
virtual void gl_flush() const;
virtual GLenum gl_get_error() const;
virtual void query_gl_version();
virtual void get_extra_extensions();
virtual void *do_get_extension_func(const char *prefix, const char *name);
private:
int _egl_version_major, _egl_version_minor;
friend class AndroidGraphicsWindow;
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
#ifdef OPENGLES_2
GLES2GraphicsStateGuardian::init_type();
register_type(_type_handle, "AndroidGraphicsStateGuardian",
GLES2GraphicsStateGuardian::get_class_type());
#else
GLESGraphicsStateGuardian::init_type();
register_type(_type_handle, "AndroidGraphicsStateGuardian",
GLESGraphicsStateGuardian::get_class_type());
#endif
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
private:
static TypeHandle _type_handle;
};
#include "androidGraphicsStateGuardian.I"
#endif