Graphics.GL.Ext.NV.OcclusionQuery

Extension Support

gl_NV_occlusion_query :: Bool

Checks that the GL_NV_occlusion_query extension is available.

GL_NV_occlusion_query

glBeginOcclusionQueryNV :: MonadIO m => GLuint -> m ()

Usage: glBeginOcclusionQueryNV id

glDeleteOcclusionQueriesNV :: MonadIO m => GLsizei -> Ptr GLuint -> m ()

Usage: glDeleteOcclusionQueriesNV n ids

The length of ids should be n.

glEndOcclusionQueryNV :: MonadIO m => m ()

Usage: glEndOcclusionQueryNV

glGenOcclusionQueriesNV :: MonadIO m => GLsizei -> Ptr GLuint -> m ()

Usage: glGenOcclusionQueriesNV n ids

The length of ids should be n.

glGetOcclusionQueryivNV :: MonadIO m => GLuint -> GLenum -> Ptr GLint -> m ()

Usage: glGetOcclusionQueryivNV id pname params

The parameter pname is a OcclusionQueryParameterNameNV.

The length of params should be COMPSIZE(pname).

glGetOcclusionQueryuivNV :: MonadIO m => GLuint -> GLenum -> Ptr GLuint -> m ()

Usage: glGetOcclusionQueryuivNV id pname params

The parameter pname is a OcclusionQueryParameterNameNV.

The length of params should be COMPSIZE(pname).

glIsOcclusionQueryNV :: MonadIO m => GLuint -> m GLboolean

Usage: glIsOcclusionQueryNV id

pattern GL_CURRENT_OCCLUSION_QUERY_ID_NV :: (Num a, Eq a) => a

pattern GL_PIXEL_COUNTER_BITS_NV :: (Num a, Eq a) => a

pattern GL_PIXEL_COUNT_AVAILABLE_NV :: (Num a, Eq a) => a

pattern GL_PIXEL_COUNT_NV :: (Num a, Eq a) => a