C SPECIFICATION
void GLAPIENTRY glVertexPointer( GLint size,
GLenum typ )
PARAMETERS
size Specifies the number of coordinates per vertex; must be 2, 3, or
4. The initial value is 4.
typ Specifies the data type of each coordinate in the array. Sym-
bolic constants GL_SHORT, GL_INT, GL_FLOAT, and GL_DOUBLE are
accepted. The initial value is GL_FLOAT.
_param3
Specifies the byte offset between consecutive vertexes. If
_param3 is 0, the vertexes are understood to be tightly packed in
the array. The initial value is 0.
_param4
Specifies a pointer to the first coordinate of the first vertex
in the array. The initial value is 0.
DESCRIPTION
glVertexPointer specifies the location and data format of an array of
vertex coordinates to use when rendering. size specifies the number of
coordinates per vertex and typ the data type of the coordinates.
_param3 specifies the byte stride from one vertex to the next allowing
vertexes and attributes to be packed into a single array or stored in
separate arrays. (Single-array storage may be more efficient on some
implementations; see glInterleavedArrays.) When a vertex array is
specified, size, typ, _param3, and _param4 are saved as client-side
state.
To enable and disable the vertex array, call glEnableClientState and
glDisableClientState with the argument GL_VERTEX_ARRAY. If enabled, the
vertex array is used when glDrawArrays, glDrawElements, or
glArrayElement is called.
Use glDrawArrays to construct a sequence of primitives (all of the same
type) from prespecified vertex and vertex attribute arrays. Use
glArrayElement to specify primitives by indexing vertexes and vertex
attributes and glDrawElements to construct a sequence of primitives by
indexing vertexes and vertex attributes.
NOTES
glVertexPointer is available only if the GL version is 1.1 or greater.
The vertex array is initially disabled and isn't accessed when
glArrayElement, glDrawElements or glDrawArrays is called.
Execution of glVertexPointer is not allowed between the execution of
GL_INVALID_VALUE is generated if _param3 is negative.
ASSOCIATED GETS
glIsEnabled with argument GL_VERTEX_ARRAY
glGet with argument GL_VERTEX_ARRAY_SIZE
glGet with argument GL_VERTEX_ARRAY_TYPE
glGet with argument GL_VERTEX_ARRAY_STRIDE
glGetPointerv with argument GL_VERTEX_ARRAY_POINTER
SEE ALSO
glArrayElement, glColorPointer, glDrawArrays, glDrawElements,
glDrawRangeElements, glEdgeFlagPointer, glEnable, glGetPointerv,
glIndexPointer, glInterleavedArrays, glNormalPointer,
glPopClientAttrib, glPushClientAttrib, glTexCoordPointer
GLVERTEXPOINTER(3G)
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