Graphics Reference
In-Depth Information
Table 15-1
Implementation-Dependent State Queries
(continued)
Minimum/
Initial
Value
State Variable
Description
Get Function
GL_MAX_TEXTURE_
LOD_BIAS
Maximum absolute
texture level of detail bias
supported
2.0
glGetFloatv
GL_MAX_CUBE_
MAP_TEXTURE_
SIZE
Maximum dimension of
a cubemap texture
2048
glGetIntegerv
GL_MAX_
RENDERBUFFER_
SIZE
Maximum width and
height of renderbuffers
supported
2048
glGetIntegerv
GL_MAX_DRAW_
BUFFERS
glGetIntegerv
Maximum active number
of draw buffers supported
4
GL_MAX_COLOR_
ATTACHMENTS
glGetIntegerv
Maximum number
of color attachments
supported
4
GL_MAX_
VIEWPORT_DIMS
glGetIntegerv
Dimensions of the
maximum supported
viewport size
Range of aliased point
sizes
1, 1
glGetFloatv
GL_ALIASED_
POINT_SIZE_RANGE
glGetFloatv
Range of aliased line
width sizes
1, 1
GL_ALIASED_LINE_
WIDTH_RANGE
GL_MAX_ELEMENT_
INDICES
glGetIntegerv
Maximum number of
glDrawRangeElements
indices supported
GL_MAX_ELEMENT_
VERTICES
glGetIntegerv
Maximum number of
glDrawRangeElements
vertices supported
GL_NUM_
COMPRESSED_
TEXTURE_FORMATS
Number of compressed
texture formats supported
10
glGetIntegerv
GL_COMPRESSED_
TEXTURE_FORMATS
glGetIntegerv
Compressed texture
formats supported
