74 lines
2.6 KiB
Plaintext
74 lines
2.6 KiB
Plaintext
// Filename: texMatrixAttrib.I
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// Created by: drose (14Mar02)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////
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// Function: TexMatrixAttrib::Constructor
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// Access: Protected
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// Description: Use TexMatrixAttrib::make() to construct a new
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// TexMatrixAttrib object.
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////////////////////////////////////////////////////////////////////
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INLINE TexMatrixAttrib::
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TexMatrixAttrib() : _stage_list_stale(true) {
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}
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////////////////////////////////////////////////////////////////////
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// Function: TexMatrixAttrib::Copy Constructor
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// Access: Protected
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// Description: Use TexMatrixAttrib::make() to construct a new
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// TexMatrixAttrib object.
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////////////////////////////////////////////////////////////////////
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INLINE TexMatrixAttrib::
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TexMatrixAttrib(const TexMatrixAttrib ©) :
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_stages(copy._stages),
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_stage_list_stale(true)
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{
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}
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////////////////////////////////////////////////////////////////////
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// Function: TexMatrixAttrib::get_geom_rendering
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// Access: Published
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// Description: Returns the union of the Geom::GeomRendering bits
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// that will be required once this TexMatrixAttrib is
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// applied to a geom which includes the indicated
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// geom_rendering bits.
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////////////////////////////////////////////////////////////////////
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INLINE int TexMatrixAttrib::
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get_geom_rendering(int geom_rendering) const {
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if ((geom_rendering & Geom::GR_point_sprite) != 0) {
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if (!is_empty()) {
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geom_rendering |= Geom::GR_point_sprite_tex_matrix;
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}
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}
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return geom_rendering;
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}
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////////////////////////////////////////////////////////////////////
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// Function: TexMatrixAttrib::check_stage_list
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// Access: Private
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// Description: Builds the linear list of TextureStages if it needs
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// to be built.
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////////////////////////////////////////////////////////////////////
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INLINE void TexMatrixAttrib::
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check_stage_list() const {
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if (_stage_list_stale) {
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((TexMatrixAttrib *)this)->rebuild_stage_list();
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}
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}
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