Graphics Reference
In-Depth Information
Table 15-1
Implementation-Dependent State Queries
(continued)
Minimum/
Initial
Value
State Variable
Description
Get Function
Maximum number of
separate attributes that can
be captured in transform
feedback supported
4
glGetIntegerv
GL_MAX_
TRANSFORM_
FEEDBACK_
SEPARATE_ATTRIBS
GL_SAMPLE_
BUFFER
Number of multisample
buffers
0
glGetIntegerv
GL_SAMPLES
Coverage mask size
0
glGetIntegerv
GL_MAX_SAMPLES
Maximum number of
samples supported for
multisampling
4
glGetIntegerv
GL_RED_BITS
Number of red bits in
current color buffer
glGetIntegerv
GL_GREEN_BITS
Number of green bits in
current color buffer
glGetIntegerv
GL_BLUE_BITS
Number of blue bits in
current color buffer
glGetIntegerv
GL_ALPHA_BITS
glGetIntegerv
Number of alpha bits in
current color buffer
GL_DEPTH_BITS
glGetIntegerv
Number of bits in the
current depth buffer
GL_STENCIL_BITS
Number of stencil bits in
current stencil buffer
glGetIntegerv
GL_
IMPLEMENTATION_
COLOR_READ_TYPE
Data type for pixel
components for pixel
read operations
glGetIntegerv
GL_
IMPLEMENTATION_
COLOR_READ_
FORMAT
Pixel format for pixel
read operations
glGetIntegerv
