FGFS-4.1/OpenSceneGraph
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Added glDrawArraysIndirect, glMultiDrawArraysIndirect, glDrawElementsIndirect and glMultiDrawElementsIndirect extensions.

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This commit is contained in:
Julien Valentin
2016-06-01 10:01:44 +01:00
committed by Robert Osfield
parent e6d200abfb
commit 5a4a5c3507
2 changed files with 11 additions and 0 deletions
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6
include/osg/GLExtensions
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@@ -580,6 +580,12 @@ class OSG_EXPORT GLExtensions : public osg::Referenced
void (GL_APIENTRY * glWaitSync) (GLsync sync, GLbitfield flags, GLuint64 timeout);
void (GL_APIENTRY * glGetSynciv) (GLsync sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values);
// Indirect Rendering
void (GL_APIENTRY * glDrawArraysIndirect) (GLenum mode, const void * indirect);
void (GL_APIENTRY * glMultiDrawArraysIndirect) (GLenum mode, const void *indirect, GLsizei drawcount, GLsizei stride);
void (GL_APIENTRY * glDrawElementsIndirect) (GLenum mode, GLenum type, const void *indirect);
void (GL_APIENTRY * glMultiDrawElementsIndirect)( GLenum mode, GLenum type, const void *indirect, GLsizei drawcount, GLsizei stride);
// Transform feedback
void (GL_APIENTRY * glBeginTransformFeedback) (GLenum primitiveMode);

5
src/osg/GLExtensions.cpp
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@@ -1049,6 +1049,11 @@ GLExtensions::GLExtensions(unsigned int contextID)
osg::setGLExtensionFuncPtr(glWaitSync, "glWaitSync");
osg::setGLExtensionFuncPtr(glGetSynciv, "glGetSynciv");
// Indirect Rendering
osg::setGLExtensionFuncPtr(glDrawArraysIndirect, "glDrawArraysIndirect", "glDrawArraysIndirectEXT");
osg::setGLExtensionFuncPtr(glMultiDrawArraysIndirect, "glMultiDrawArraysIndirect", "glMultiDrawArraysIndirectEXT");
osg::setGLExtensionFuncPtr(glDrawElementsIndirect, "glDrawElementsIndirect", "glDrawElementsIndirectEXT");
osg::setGLExtensionFuncPtr(glMultiDrawElementsIndirect, "glMultiDrawElementsIndirect", "glMultiDrawElementsIndirectEXT");
// Transform Feeedback
osg::setGLExtensionFuncPtr(glBeginTransformFeedback, "glBeginTransformFeedback", "glBeginTransformFeedbackEXT");