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From Romano, added support in osg::VertexProgram for deleting the flushed

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vertex programs.
This commit is contained in:
Robert Osfield
2003-04-11 09:54:27 +00:00
parent 086a322d26
commit 50d1fcfea2
3 changed files with 110 additions and 3 deletions
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22
include/osg/VertexProgram
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@@ -152,7 +152,12 @@ class SG_EXPORT VertexProgram : public StateAttribute
/** Set the vertex program using C++ style string.*/
inline void setVertexProgram( const std::string& program ) { _vertexProgram = program; }
/** Set the vertex program using a C style string.*/
inline void setVertexProgram( const char* program ) { _vertexProgram = program; }
inline void setVertexProgram( const char* program )
{
_vertexProgram = program;
dirtyVertexProgramObject();
}
/** Get the vertex program.*/
inline const std::string& getVertexProgram() const { return _vertexProgram; }
@@ -168,6 +173,19 @@ class SG_EXPORT VertexProgram : public StateAttribute
_matrixList[mode] = matrix;
}
/** Force a recompile on next apply() of associated OpenGL vertex program objects.*/
void dirtyVertexProgramObject();
/** use deleteVertexProgramObject instead of glDeletePrograms to allow
* OpenGL Vertex Program objects to cached until they can be deleted
* by the OpenGL context in which they were created, specified
* by contextID.*/
static void deleteVertexProgramObject(unsigned int contextID,GLuint handle);
/** flush all the cached vertex programs which need to be deleted
* in the OpenGL context related to contextID.*/
static void flushDeletedVertexProgramObjects(unsigned int contextID);
virtual void apply(State& state) const;
virtual void compile(State& state) const { apply(state); }
@@ -191,6 +209,7 @@ class SG_EXPORT VertexProgram : public StateAttribute
void glBindProgram(GLenum target, GLuint id) const;
void glGenPrograms(GLsizei n, GLuint *programs) const;
void glDeletePrograms(GLsizei n, GLuint *programs) const;
void glProgramString(GLenum target, GLenum format, GLsizei len, const void *string) const;
void glProgramLocalParameter4fv(GLenum target, GLuint index, const GLfloat *params) const;
@@ -202,6 +221,7 @@ class SG_EXPORT VertexProgram : public StateAttribute
void* _glBindProgram;
void* _glGenPrograms;
void *_glDeletePrograms;
void* _glProgramString;
void* _glProgramLocalParameter4fv;