FGFS-4.1/OpenSceneGraph
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Updates to the flush rendering objects function calls to allow for

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managment of amount of time available to do gl delete's.  This control is
required for constant frame rate applications.
This commit is contained in:
Robert Osfield
2003-07-15 21:19:03 +00:00
parent 0c4a66c85e
commit 82008d5ecd
13 changed files with 57 additions and 35 deletions
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4
include/osg/Drawable
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@@ -304,7 +304,7 @@ class SG_EXPORT Drawable : public Object
/** flush all the cached display list which need to be deleted
* in the OpenGL context related to contextID.*/
static void flushDeletedDisplayLists(unsigned int contextID);
static void flushDeletedDisplayLists(unsigned int contextID,double currentTime, double& availableTime);
/** use deleteVertexBufferObject instead of glDeleteList to allow
* OpenGL buffer objects to cached until they can be deleted
@@ -314,7 +314,7 @@ class SG_EXPORT Drawable : public Object
/** flush all the cached vertex buffer objects which need to be deleted
* in the OpenGL context related to contextID.*/
static void flushDeletedVertexBufferObjects(unsigned int contextID);
static void flushDeletedVertexBufferObjects(unsigned int contextID,double currentTime, double& availableTime);
typedef unsigned int AttributeType;

7
include/osg/Texture
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@@ -523,8 +523,12 @@ class SG_EXPORT Texture : public osg::StateAttribute
virtual void addTextureObjectsFrom(Texture& texture);
virtual void deleteTextureObjects(unsigned int contextID,double currentTime);
virtual void flushTextureObjects(unsigned int contextID,double currentTime, double& availableTime);
void setExpiryDelay(double expiryDelay) { _expiryDelay = expiryDelay; }
double getExpiryDelay() const { return _expiryDelay; }
// how long to keep unsed texture objects around for before deleting.
double _expiryDelay;
@@ -536,6 +540,7 @@ class SG_EXPORT Texture : public osg::StateAttribute
static void setTextureObjectManager(TextureObjectManager* tom);
static TextureObjectManager* getTextureObjectManager();
static void flushTextureObjects(unsigned int contextID,double currentTime, double& availableTime);

3
include/osg/Timer
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@@ -54,6 +54,9 @@ class SG_EXPORT Timer {
Timer();
~Timer() {}
static const Timer* instance();
#if defined __DARWIN_OSX__ || defined macintosh
// PJA MAC OSX - inline Tick() pollutes namespace so badly
// we cant compile, due to Carbon.h ...

2
include/osg/VertexProgram
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@@ -188,7 +188,7 @@ class SG_EXPORT VertexProgram : public StateAttribute
/** flush all the cached vertex programs which need to be deleted
* in the OpenGL context related to contextID.*/
static void flushDeletedVertexProgramObjects(unsigned int contextID);
static void flushDeletedVertexProgramObjects(unsigned int contextID,double currentTime, double& availableTime);
virtual void apply(State& state) const;

9
include/osgProducer/DatabasePager
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@@ -80,15 +80,9 @@ class OSGPRODUCER_EXPORT DatabasePager : public osg::NodeVisitor::DatabaseReques
/** Get whether the compilation of rendering objects for specfied graphics context on (true) or off(false).*/
bool getCompileRenderingObjectsForContexID(unsigned int contextID);
/* Set the maximum amount of time available for compile rendering objects. */
void setMaximumTimeForCompilingRenderingObjects(double time) { _maximumTimeForCompiling = time; }
/* Get the maximum amount of time available for compile rendering objects. */
double getMaximumTimeForCompilingRenderingObjects() const { return _maximumTimeForCompiling; }
/** Compile the rendering objects (display lists,texture objects, VBO's) on loaded subgraph.
* note, should only be called from the draw thread.*/
void compileRenderingObjects(osg::State& state);
void compileRenderingObjects(osg::State& state,double& availableTime);
public:
@@ -141,7 +135,6 @@ class OSGPRODUCER_EXPORT DatabasePager : public osg::NodeVisitor::DatabaseReques
double _expiryDelay;
double _maximumTimeForCompiling;
ActiveGraphicsContexts _activeGraphicsContexts;
};