FGFS-4.1/OpenSceneGraph
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Futher work on FBO support

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This commit is contained in:
Robert Osfield
2005-06-15 20:06:10 +00:00
parent bc76fbf60d
commit 77a4cef9d6
3 changed files with 102 additions and 28 deletions
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43
include/osg/CameraNode
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@@ -191,6 +191,29 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
void setRenderTargetImplmentation(RenderTargetImplementation impl) { _renderTargetImplementation = impl; }
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);
/** Get the draw buffer for a given fragment output position. */
GLenum getDrawBuffer(unsigned int pos);
typedef std::vector<GLenum> DrawBufferList;
/** 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. */
void setReadBuffer(GLenum buffer) { _readBuffer = buffer; }
/** Get the read buffer for any required copy operations to use. */
GLenum getReadBuffer() const { return _readBuffer; }
enum BufferComponent
{
COLOR_BUFFER,
@@ -200,7 +223,7 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
void attach(BufferComponent buffer, GLenum internalFormat);
void attach(BufferComponent buffer, osg::Texture* texture, unsigned int face=0);
void attach(BufferComponent buffer, osg::Texture* texture, unsigned int level = 0, unsigned int face=0);
void attach(BufferComponent buffer, osg::Image* image);
@@ -208,10 +231,16 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
struct Attachment
{
GLenum _internalFormat;
ref_ptr<Image> _image;
ref_ptr<Texture> _texture;
unsigned int _face;
Attachment():
_internalFormat(GL_NONE),
_level(0),
_face(0) {}
GLenum _internalFormat;
ref_ptr<Image> _image;
ref_ptr<Texture> _texture;
unsigned int _level;
unsigned int _face;
};
typedef std::map< BufferComponent, Attachment> BufferAttachmentMap;
@@ -219,7 +248,6 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
BufferAttachmentMap& getBufferAttachmentMap() { return _bufferAttachmentMap; }
const BufferAttachmentMap& getBufferAttachmentMap() const { return _bufferAttachmentMap; }
public:
@@ -243,6 +271,9 @@ class OSG_EXPORT CameraNode : public Transform, public CullSettings
RenderOrder _renderOrder;
DrawBufferList _drawBufferList;
GLenum _readBuffer;
RenderTargetImplementation _renderTargetImplementation;
BufferAttachmentMap _bufferAttachmentMap;