FGFS-4.1/OpenSceneGraph
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Introduced new osg::View, and osg::RenderInfo classes into the core OSG to help

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handle scenes with multiple views with elements that need coordinating on a per view basis.

Added beginings of new osgText::FadeText class (not functionality yet).
This commit is contained in:
Robert Osfield
2006-09-18 20:54:48 +00:00
parent fa791e99b8
commit def74d3471
41 changed files with 1303 additions and 194 deletions
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51
include/osgText/FadeText Normal file
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@@ -0,0 +1,51 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGTEXT_FADETEXT
#define OSGTEXT_FADETEXT 1
#include <osgText/Text>
namespace osgText {
class OSGTEXT_EXPORT FadeText : public osgText::Text
{
public:
FadeText();
FadeText(const Text& text,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
META_Object(osgText,FadeText)
typedef std::map<osg::View*, osg::Vec4 > ViewBlendColourMap;
ViewBlendColourMap& getViewBlendColourMap() { return _viewBlendColourMap; }
const ViewBlendColourMap& getViewBlendColourMap() const { return _viewBlendColourMap; }
/** Draw the text.*/
virtual void drawImplementation(osg::RenderInfo& renderInfo) const;
protected:
virtual ~FadeText() {}
void init();
mutable ViewBlendColourMap _viewBlendColourMap;
};
}
#endif

15
include/osgText/Text
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@@ -417,7 +417,7 @@ public:
unsigned int getLineCount() const { return _lineCount; }
/** Draw the text.*/
virtual void drawImplementation(osg::State& state) const;
virtual void drawImplementation(osg::RenderInfo& renderInfo) const;
/** return false, osgText::Text does not support accept(AttributeFunctor&).*/
virtual bool supports(const osg::Drawable::AttributeFunctor&) const { return false; }
@@ -567,12 +567,13 @@ protected:
void computeColorGradientsOverall() const;
void computeColorGradientsPerCharacter() const;
void drawForegroundText(osg::State& state, const GlyphQuads& glyphquad) const;
void renderOnlyForegroundText(osg::State& state) const;
void renderWithPolygonOffset(osg::State& state) const;
void renderWithNoDepthBuffer(osg::State& state) const;
void renderWithDepthRange(osg::State& state) const;
void renderWithStencilBuffer(osg::State& state) const;
void drawImplementation(osg::State& state, const osg::Vec4& colorMultiplier) const;
void drawForegroundText(osg::State& state, const GlyphQuads& glyphquad, const osg::Vec4& colorMultiplier) const;
void renderOnlyForegroundText(osg::State& state, const osg::Vec4& colorMultiplier) const;
void renderWithPolygonOffset(osg::State& state, const osg::Vec4& colorMultiplier) const;
void renderWithNoDepthBuffer(osg::State& state, const osg::Vec4& colorMultiplier) const;
void renderWithDepthRange(osg::State& state, const osg::Vec4& colorMultiplier) const;
void renderWithStencilBuffer(osg::State& state, const osg::Vec4& colorMultiplier) const;
BackdropType _backdropType;
BackdropImplementation _backdropImplementation;