97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file eglGraphicsStateGuardian.h
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* @author rdb
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* @date 2009-05-21
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*/
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#ifndef EGLGRAPHICSSTATEGUARDIAN_H
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#define EGLGRAPHICSSTATEGUARDIAN_H
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#include "pandabase.h"
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#include "eglGraphicsPipe.h"
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#include "get_x11.h"
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/**
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* A tiny specialization on GLESGraphicsStateGuardian to add some egl-specific
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* information.
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*/
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#ifdef OPENGLES_2
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class eglGraphicsStateGuardian : public GLES2GraphicsStateGuardian {
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#else
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class eglGraphicsStateGuardian : public GLESGraphicsStateGuardian {
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#endif
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public:
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INLINE const FrameBufferProperties &get_fb_properties() const;
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void get_properties(FrameBufferProperties &properties,
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bool &pbuffer_supported, bool &pixmap_supported,
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bool &slow, EGLConfig config);
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void choose_pixel_format(const FrameBufferProperties &properties,
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X11_Display *_display,
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int _screen,
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bool need_pbuffer, bool need_pixmap);
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eglGraphicsStateGuardian(GraphicsEngine *engine, GraphicsPipe *pipe,
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eglGraphicsStateGuardian *share_with);
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virtual ~eglGraphicsStateGuardian();
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virtual void reset();
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bool egl_is_at_least_version(int major_version, int minor_version) const;
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EGLContext _share_context;
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EGLContext _context;
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EGLDisplay _egl_display;
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X11_Display *_display;
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int _screen;
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XVisualInfo *_visual;
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XVisualInfo *_visuals;
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EGLConfig _fbconfig;
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FrameBufferProperties _fbprops;
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protected:
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virtual void gl_flush() const;
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virtual GLenum gl_get_error() const;
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virtual void query_gl_version();
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virtual void get_extra_extensions();
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virtual void *do_get_extension_func(const char *name);
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private:
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int _egl_version_major, _egl_version_minor;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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#ifdef OPENGLES_2
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GLES2GraphicsStateGuardian::init_type();
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register_type(_type_handle, "eglGraphicsStateGuardian",
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GLES2GraphicsStateGuardian::get_class_type());
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#else
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GLESGraphicsStateGuardian::init_type();
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register_type(_type_handle, "eglGraphicsStateGuardian",
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GLESGraphicsStateGuardian::get_class_type());
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#endif
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "eglGraphicsStateGuardian.I"
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#endif
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