mirror of
https://github.com/panda3d/panda3d.git
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2d80d6d063
Credit for missing includes to @treamology in Git commit 16cfac482923bc734447d234fd8eaaa99483847d CGTableCount removed; modern macOS seems to call this a uint32_t instead. I can find no reference to CGTableCount in any documentation, and the (very old) source code I dig up just typedefs it anyway.
95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
/**
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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 osxGraphicsStateGuardian.h
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*/
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#ifndef OSXGRAPHICSSTATEGUARDIAN_H
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#define OSXGRAPHICSSTATEGUARDIAN_H
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#include <Carbon/Carbon.h>
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#include <ApplicationServices/ApplicationServices.h>
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#define __glext_h_
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#include <OpenGL/gl.h>
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#include <AGL/agl.h>
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#include "pandabase.h"
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#include "glgsg.h"
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#include "osxGraphicsWindow.h"
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class osxGraphicsWindow;
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/**
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* A tiny specialization on GLGraphicsStateGuardian to add some wgl-specific
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* information.
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*/
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class osxGraphicsStateGuardian : public GLGraphicsStateGuardian {
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public:
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osxGraphicsStateGuardian(GraphicsEngine *engine, GraphicsPipe *pipe,
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osxGraphicsStateGuardian *share_with);
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virtual ~osxGraphicsStateGuardian();
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virtual void reset();
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void draw_resize_box();
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bool get_gamma_table();
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bool static_set_gamma(bool restore, PN_stdfloat gamma);
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bool set_gamma(PN_stdfloat gamma);
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void atexit_function();
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void restore_gamma();
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protected:
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virtual void *do_get_extension_func(const char *name);
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public:
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OSStatus build_gl(bool full_screen, bool pbuffer, FrameBufferProperties &fb_props);
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AGLContext get_context() { return _aglcontext; };
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const AGLPixelFormat get_agl_pixel_format() const { return _aglPixFmt; };
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private:
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void describe_pixel_format(FrameBufferProperties &fb_props);
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// We have to save a pointer to the GSG we intend to share texture context
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// with, since we don't create our own context in the constructor.
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PT(osxGraphicsStateGuardian) _share_with;
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AGLPixelFormat _aglPixFmt;
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AGLContext _aglcontext;
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CGGammaValue _gOriginalRedTable[ 256 ];
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CGGammaValue _gOriginalGreenTable[ 256 ];
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CGGammaValue _gOriginalBlueTable[ 256 ];
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uint32_t _sampleCount;
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CGDisplayErr _cgErr;
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public:
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GLint _shared_buffer;
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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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GLGraphicsStateGuardian::init_type();
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register_type(_type_handle, "osxGraphicsStateGuardian",
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GLGraphicsStateGuardian::get_class_type());
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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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friend class osxGraphicsBuffer;
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};
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#endif
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