81 lines
2.3 KiB
C
81 lines
2.3 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 renderBuffer.h
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* @author drose
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* @date 1999-02-02
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*/
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#ifndef RENDERBUFFER_H
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#define RENDERBUFFER_H
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#include "pandabase.h"
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class GraphicsStateGuardian;
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/**
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* A RenderBuffer is an arbitrary subset of the various layers (depth buffer,
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* color buffer, etc.) of a drawing region. It consists of a
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* GraphicsStateGuardian pointer, along with a bitmask of the layers we're
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* interested in.
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*/
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class EXPCL_PANDA_DISPLAY RenderBuffer {
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public:
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enum Type {
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T_aux_rgba_0 = 0x00000001,
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T_aux_rgba_1 = 0x00000002,
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T_aux_rgba_2 = 0x00000004,
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T_aux_rgba_3 = 0x00000008,
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T_aux_rgba_ALL = 0x0000000F,
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T_aux_hrgba_0 = 0x00000010, // These can't really be implemented until
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T_aux_hrgba_1 = 0x00000020, // we have support for hrgba textures.
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T_aux_hrgba_2 = 0x00000040, // I've just added the bits for the future.
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T_aux_hrgba_3 = 0x00000080,
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T_aux_hrgba_ALL = 0x000000F0,
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T_aux_float_0 = 0x00000100, // These can't really be implemented until
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T_aux_float_1 = 0x00000200, // we have support for float textures.
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T_aux_float_2 = 0x00000400, // I've just added the bits for the future.
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T_aux_float_3 = 0x00000800,
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T_aux_float_ALL = 0x00000F00,
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T_aux_undef_0 = 0x00001000,
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T_aux_undef_1 = 0x00002000,
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T_aux_undef_2 = 0x00004000,
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T_aux_undef_3 = 0x00008000,
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T_aux = 0x0000FFFF,
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T_front_left = 0x00010000,
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T_back_left = 0x00020000,
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T_front_right = 0x00040000,
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T_back_right = 0x00080000,
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T_front = 0x00050000,
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T_back = 0x000a0000,
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T_left = 0x00030000,
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T_right = 0x000c0000,
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T_color = 0x000F0000,
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T_depth = 0x00100000,
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T_stencil = 0x00200000,
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T_accum = 0x00400000,
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};
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RenderBuffer(GraphicsStateGuardian *gsg, int buffer_type)
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: _gsg(gsg), _buffer_type(buffer_type) { }
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GraphicsStateGuardian *_gsg;
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int _buffer_type;
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};
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#endif
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