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Merged RenderToTextureStage functionality into RenderStage

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This commit is contained in:
Robert Osfield
2005-08-17 10:12:49 +00:00
parent 4745e2b79b
commit 84618ffcb3
10 changed files with 310 additions and 313 deletions
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42
include/osg/CameraNode
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@@ -66,6 +66,8 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
ColorMask* getColorMask() { return _colorMask.get(); }
/** Set the viewport of the camera to use specified osg::Viewport. */
void setViewport(osg::Viewport* viewport);
@@ -192,28 +194,35 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
RenderTargetImplementation getRenderTargetImplmentation() const { return _renderTargetImplementation; }
/** Set the draw buffer for a given fragment output position to specified draw buffer. */
void setDrawBuffer(unsigned int pos, GLenum buffer) { _drawBufferList[pos] = buffer; }
/** Set the draw buffer used at the start of each frame draw.
* Note, a buffer value of GL_NONE is used to sepecify that the rendering back-end should choose the most appropriate buffer.*/
void setDrawBuffer(GLenum buffer) { _drawBuffer = buffer; }
/** Get the draw buffer for a given fragment output position. */
GLenum getDrawBuffer(unsigned int pos) const { return _drawBufferList[pos]; }
typedef std::vector<GLenum> DrawBufferList;
/** Get the draw buffer used at the start of each frame draw. */
GLenum getDrawBuffer() const { return _drawBuffer; }
/** Get the list which draw buffer are active. */
DrawBufferList& getDrawBufferList() { return _drawBufferList; }
/** Get the const list which draw buffer are active. */
const DrawBufferList& getDrawBufferList() const { return _drawBufferList; }
/** Set the read buffer for any required copy operations to use. */
/** Set the read buffer for any required copy operations to use.
* Note, a buffer value of GL_NONE is used to sepecify that the rendering back-end should choose the most appropriate buffer.*/
void setReadBuffer(GLenum buffer) { _readBuffer = buffer; }
/** Get the read buffer for any required copy operations to use. */
GLenum getReadBuffer() const { return _readBuffer; }
/** Set the render buffer for a given fragment output position to specified draw buffer. */
void setRenderBuffer(unsigned int pos, GLenum buffer) { _renderBufferList[pos] = buffer; }
/** Get the draw buffer for a given fragment output position. */
GLenum getRenderBuffer(unsigned int pos) const { return _renderBufferList[pos]; }
typedef std::vector<GLenum> RenderBufferList;
/** Get the list which draw buffer are active. */
RenderBufferList& getRenderBufferList() { return _renderBufferList; }
/** Get the const list which draw buffer are active. */
const RenderBufferList& getRenderBufferList() const { return _renderBufferList; }
enum BufferComponent
{
DEPTH_BUFFER,
@@ -318,7 +327,7 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
Vec4 _clearColor;
GLbitfield _clearMask;
ref_ptr<ColorMask> _colorMask;
ref_ptr<ColorMask> _colorMask;
ref_ptr<Viewport> _viewport;
TransformOrder _transformOrder;
@@ -327,8 +336,9 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
RenderOrder _renderOrder;
DrawBufferList _drawBufferList;
GLenum _drawBuffer;
GLenum _readBuffer;
RenderBufferList _renderBufferList;
RenderTargetImplementation _renderTargetImplementation;
BufferAttachmentMap _bufferAttachmentMap;

61
include/osgUtil/RenderStage
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@@ -16,6 +16,9 @@
#include <osg/ColorMask>
#include <osg/Viewport>
#include <osg/Texture>
#include <osg/FrameBufferObject>
#include <osg/CameraNode>
#include <osgUtil/RenderBin>
#include <osgUtil/RenderStageLighting>
@@ -49,6 +52,19 @@ class OSGUTIL_EXPORT RenderStage : public RenderBin
virtual void reset();
/** Set the draw buffer used at the start of each frame draw. */
void setDrawBuffer(GLenum buffer) { _drawBuffer = buffer; }
/** Get the draw buffer used at the start of each frame draw. */
GLenum getDrawBuffer() const { return _drawBuffer; }
/** Set the read buffer for any required copy operations to use. */
void setReadBuffer(GLenum buffer) { _readBuffer = buffer; }
/** Get the read buffer for any required copy operations to use. */
GLenum getReadBuffer() const { return _readBuffer; }
/** Set the viewport.*/
void setViewport(osg::Viewport* viewport) { _viewport = viewport; }
@@ -58,8 +74,6 @@ class OSGUTIL_EXPORT RenderStage : public RenderBin
/** Get the viewport. */
osg::Viewport* getViewport() { return _viewport.get(); }
/** Set the clear mask used in glClear(..).
* Defaults to GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT. */
void setClearMask(GLbitfield mask) { _clearMask = mask; }
@@ -105,6 +119,34 @@ class OSGUTIL_EXPORT RenderStage : public RenderBin
/** Get the clear color.*/
int getClearStencil() const { return _clearStencil; }
void setCameraNode(const osg::CameraNode* camera) { _camera = camera; }
const osg::CameraNode* getCameraNode() const { return _camera; }
void setTexture(osg::Texture* texture, unsigned int level = 0, unsigned int face=0) { _texture = texture; _level = level; _face = face; }
osg::Texture* getTexture() { return _texture.get(); }
void setImage(osg::Image* image) { _image = image; }
osg::Image* getImage() { return _image.get(); }
void setImageReadPixelFormat(GLenum format) { _imageReadPixelFormat = format; }
GLenum getImageReadPixelFormat() const { return _imageReadPixelFormat; }
void setImageReadPixelDataType(GLenum type) { _imageReadPixelDataType = type; }
GLenum getImageReadPixelDataType() const { return _imageReadPixelDataType; }
void setFrameBufferObject(osg::FrameBufferObject* fbo) { _fbo = fbo; }
osg::FrameBufferObject* getFrameBufferObject() { return _fbo.get(); }
const osg::FrameBufferObject* getFrameBufferObject() const { return _fbo.get(); }
void setGraphicsContext(osg::GraphicsContext* context) { _graphicsContext = context; }
osg::GraphicsContext* getGraphicsContext() { return _graphicsContext.get(); }
const osg::GraphicsContext* getGraphicsContext() const { return _graphicsContext.get(); }
void setInheritedRenderStageLightingMatrix(const osg::Matrix& matrix) { _inheritedRenderStageLightingMatrix = matrix; }
const osg::Matrix& getInheritedRenderStageLightingMatrix() const { return _inheritedRenderStageLightingMatrix; }
@@ -158,6 +200,8 @@ class OSGUTIL_EXPORT RenderStage : public RenderBin
// viewport x,y,width,height.
osg::ref_ptr<osg::Viewport> _viewport;
GLenum _drawBuffer;
GLenum _readBuffer;
GLbitfield _clearMask;
osg::ref_ptr<osg::ColorMask> _colorMask;
osg::Vec4 _clearColor;
@@ -165,6 +209,19 @@ class OSGUTIL_EXPORT RenderStage : public RenderBin
double _clearDepth;
int _clearStencil;
const osg::CameraNode* _camera;
osg::ref_ptr<osg::Texture> _texture;
unsigned int _level;
unsigned int _face;
osg::ref_ptr<osg::Image> _image;
GLenum _imageReadPixelFormat;
GLenum _imageReadPixelDataType;
osg::ref_ptr<osg::FrameBufferObject> _fbo;
osg::ref_ptr<osg::GraphicsContext> _graphicsContext;
mutable osg::Matrix _inheritedRenderStageLightingMatrix;
mutable osg::ref_ptr<RenderStageLighting> _inheritedRenderStageLighting;
mutable osg::ref_ptr<RenderStageLighting> _renderStageLighting;

96
include/osgUtil/RenderToTextureStage
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@@ -1,96 +0,0 @@
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2005 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 OSGUTIL_RENDERTOTEXTURESTAGE
#define OSGUTIL_RENDERTOTEXTURESTAGE 1
#include <osg/Texture>
#include <osg/FrameBufferObject>
#include <osg/CameraNode>
#include <osgUtil/RenderStage>
namespace osgUtil {
/**
* RenderStage which copies the final image to an attached texture or image.
* Generally used as a pre-rendering stage.
*/
class OSGUTIL_EXPORT RenderToTextureStage : public RenderStage
{
public:
RenderToTextureStage();
virtual osg::Object* cloneType() const { return new RenderToTextureStage(); }
virtual osg::Object* clone(const osg::CopyOp&) const { return new RenderToTextureStage(); } // note only implements a clone of type.
virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const RenderToTextureStage*>(obj)!=0L; }
virtual const char* libraryName() const { return "osgUtil"; }
virtual const char* className() const { return "RenderToTextureStage"; }
virtual void reset();
void setCameraNode(const osg::CameraNode* camera) { _camera = camera; }
const osg::CameraNode* getCameraNode() const { return _camera; }
void setTexture(osg::Texture* texture, unsigned int level = 0, unsigned int face=0) { _texture = texture; _level = level; _face = face; }
osg::Texture* getTexture() { return _texture.get(); }
void setImage(osg::Image* image) { _image = image; }
osg::Image* getImage() { return _image.get(); }
void setImageReadPixelFormat(GLenum format) { _imageReadPixelFormat = format; }
GLenum getImageReadPixelFormat() const { return _imageReadPixelFormat; }
void setImageReadPixelDataType(GLenum type) { _imageReadPixelDataType = type; }
GLenum getImageReadPixelDataType() const { return _imageReadPixelDataType; }
void setFrameBufferObject(osg::FrameBufferObject* fbo) { _fbo = fbo; }
osg::FrameBufferObject* getFrameBufferObject() { return _fbo.get(); }
const osg::FrameBufferObject* getFrameBufferObject() const { return _fbo.get(); }
void setGraphicsContext(osg::GraphicsContext* context) { _graphicsContext = context; }
osg::GraphicsContext* getGraphicsContext() { return _graphicsContext.get(); }
const osg::GraphicsContext* getGraphicsContext() const { return _graphicsContext.get(); }
virtual void draw(osg::State& state,RenderLeaf*& previous);
public:
protected:
virtual ~RenderToTextureStage();
const osg::CameraNode* _camera;
osg::ref_ptr<osg::Texture> _texture;
unsigned int _level;
unsigned int _face;
osg::ref_ptr<osg::Image> _image;
GLenum _imageReadPixelFormat;
GLenum _imageReadPixelDataType;
osg::ref_ptr<osg::FrameBufferObject> _fbo;
osg::ref_ptr<osg::GraphicsContext> _graphicsContext;
};
}
#endif