gl4.2.txt

MAX CLIP DISTANCES Z+ GetIntegerv 8
Maximum number of user clipping
planes 2.20
SUBPIXEL BITS Z+ GetIntegerv 4
Number of bits of subpixel precision
in screen xw and yw
3
MAX 3D TEXTURE SIZE Z+ GetIntegerv 2048
Maximum 3D texture image dimension
3.9.3
MAX TEXTURE SIZE Z+ GetIntegerv 16384
Maximum 2D/1D texture image dimension
3.9.3
MAX ARRAY TEXTURE LAYERS Z+ GetIntegerv 2048
Maximum number of layers for texture
arrays 3.9.3
MAX TEXTURE LOD BIAS R+ GetFloatv 2.0
Maximum absolute texture level of
detail bias 3.9.11
MAX CUBE MAP TEXTURE SIZE Z+ GetIntegerv 16384
Maximum cube map texture image
dimension 3.9.3
MAX RENDERBUFFER SIZE Z+ GetIntegerv 16384
Maximum width and height of renderbuffers
4.4.2
MAX VIEWPORT DIMS 2  Z+ GetFloatv see 2.14.1
Maximum viewport
dimensions 2.14.1
MAX VIEWPORTS Z+ GetIntegerv 16
Maximum number of active
viewports 2.14.1
VIEWPORT SUBPIXEL BITS Z+ GetIntegerv 0
No. of bits of subpixel
precision for viewport
bounds
2.14.1
VIEWPORT BOUNDS RANGE 2  R GetFloatv 1
Viewport bounds range
[min; max] 1 (at least
[??32768; 32767])
2.14.1
LAYER PROVOKING VERTEX Z4 GetIntegerv see 2.13.4
Vertex convention followed
by gl_Layer
2.13.4
VIEWPORT INDEX PROVOKING VERTEX Z4 GetIntegerv see 2.13.4
Vertex convention
followed by gl_-
ViewportIndex
2.13.4
POINT SIZE RANGE 2  R+ GetFloatv 1,1
Range (lo to hi) of point
sprite sizes 3.4
POINT SIZE GRANULARITY R+ GetFloatv –
Point sprite size granularity
3.4
ALIASED LINE WIDTH RANGE 2  R+ GetFloatv 1,1
Range (lo to hi) of aliased
line widths 3.5
SMOOTH LINE WIDTH RANGE 2  R+ GetFloatv 1,1
Range (lo to hi) of antialiased
line widths 3.5
SMOOTH LINE WIDTH GRANULARITY R+ GetFloatv –
Antialiased line width
granularity 3.5
MAX ELEMENTS INDICES Z+ GetIntegerv –
Recommended
max. number of
DrawRangeElements
indices
2.8
MAX ELEMENTS VERTICES Z+ GetIntegerv –
Recommended
max. number of
DrawRangeElements
vertices
2.8
COMPRESSED TEXTURE FORMATS 4  Z+ GetIntegerv -
Enumerated compressed
texture formats 3.9.5
NUM COMPRESSED TEXTURE FORMATS Z+ GetIntegerv 0
Number of compressed
texture formats 3.9.5
MAX TEXTURE BUFFER SIZE Z+ GetIntegerv 65536
No. of addressable texels
for buffer textures 3.9.7
MAX RECTANGLE TEXTURE SIZE Z+ GetIntegerv 16384
Max. width & height of
rectangular textures 3.9.3
PROGRAM BINARY FORMATS 0  Z GetIntegerv N/A
Enumerated program binary
formats 2.11.5
NUM PROGRAM BINARY FORMATS Z GetIntegerv 0
Number of program binary
formats 2.11.5
SHADER BINARY FORMATS 0  Z GetIntegerv -
Enumerated shader binary
formats 2.11.2
NUM SHADER BINARY FORMATS Z+ GetIntegerv 0
Number of shader binary
formats 2.11.2
SHADER COMPILER B GetBooleanv -
Shader compiler supported
2.11
MIN MAP BUFFER ALIGNMENT Z+ GetIntegerv 64
Min. byte alignment
of pointers returned by
Map*Buffer
2.9.3
EXTENSIONS 0  S GetStringi –
Supported individual extension
names 6.1.5
NUM EXTENSIONS Z+ GetIntegerv –
Number of individual extension
names 6.1.5
MAJOR VERSION Z+ GetIntegerv –
Major version number
supported 6.1.5
MINOR VERSION Z+ GetIntegerv –
Minor version number
supported 6.1.5
CONTEXT FLAGS Z+ GetIntegerv –
Context full/forwardcompatible
flag 6.1.5
RENDERER S GetString – Renderer string 6.1.5
SHADING LANGUAGE VERSION S GetString –
Shading Language version
supported 6.1.5
VENDOR S GetString – Vendor string 6.1.5
VERSION S GetString –
OpenGL version supported
6.1.5
MAX VERTEX ATTRIBS Z+ GetIntegerv 16
Number of active vertex
attributes 2.7
MAX VERTEX UNIFORM COMPONENTS Z+ GetIntegerv 1024
Number of components
for vertex shader uniform
variables
2.11.7
MAX VERTEX UNIFORM VECTORS Z+ GetIntegerv 256
Number of vectors for
vertex shader uniform
variables
2.11.7
MAX VERTEX UNIFORM BLOCKS Z+ GetIntegerv 12
Max number of vertex
uniform buffers per program
2.11.7
MAX VERTEX OUTPUT COMPONENTS Z+ GetIntegerv 64
Max number of components
of outputs written
by a vertex shader
2.11.11
MAX VERTEX TEXTURE IMAGE UNITS Z+ GetIntegerv 16
Number of texture image
units accessible by a vertex
shader
2.11.12
MAX VERTEX ATOMIC COUNTER BUFFERS Z+ GetIntegerv 0
Number of atomic
counter buffers accessed
by a vertex shader
2.11.7
MAX VERTEX ATOMIC COUNTERS Z+ GetIntegerv 0
Number of atomic counters
accessed by a vertex
shader
2.11.12
MAX TESS GEN LEVEL Z+ GetIntegerv 64
Max. level supported by
tess. primitive generator 2.12.2
MAX PATCH VERTICES Z+ GetIntegerv 32 Max. patch size 2.6.1
MAX TESS CONTROL UNIFORM COMPONENTS Z+ GetIntegerv 1024
No. of words for tess.
control shader (TCS)
uniforms
2.12.1
MAX TESS EVALUATION UNIFORM COMPONENTS Z+ GetIntegerv 1024
No. of words for tess.
evaluation shader (TES)
uniforms
2.12.3
MAX TESS CONTROL TEXTURE IMAGE UNITS Z+ GetIntegerv 16
No. of tex. image units
for TCS 2.11.12
MAX TESS EVALUATION TEXTURE IMAGE UNITS Z+ GetIntegerv 16
No. of tex. image units
for TES 2.11.12
MAX TESS CONTROL OUTPUT COMPONENTS Z+ GetIntegerv 128
No. components for TCS
per-vertex outputs 2.12.1
MAX TESS PATCH COMPONENTS Z+ GetIntegerv 120
No. components for TCS
per-patch outputs 2.12.1
MAX TESS CONTROL TOTAL OUTPUT COMPONENTS Z+ GetIntegerv 4096
No. components for TCS
per-patch outputs 2.12.1
MAX TESS EVALUATION OUTPUT COMPONENTS Z+ GetIntegerv 128
No. components for TES
per-vertex outputs 2.12.3
MAX TESS CONTROL INPUT COMPONENTS Z+ GetIntegerv 128
No. components for TCS
per-vertex inputs 2.12.1
MAX TESS EVALUATION INPUT COMPONENTS Z+ GetIntegerv 128
No. components for TES
per-vertex inputs 2.12.3
MAX TESS CONTROL UNIFORM BLOCKS Z+ GetIntegerv 12
No. of supported uniform
blocks for TCS 2.11.7
MAX TESS EVALUATION UNIFORM BLOCKS Z+ GetIntegerv 12
No. of supported uniform
blocks for TES 2.11.7
MAX TESS CONTROL ATOMIC COUNTER BUFFERS Z+ GetIntegerv 0
No. of atomic counter
(AC) buffers accessed by
a TCS
2.11.7
MAX TESS EVALUATION ATOMIC COUNTER BUFFERS Z+ GetIntegerv 0
No. of AC buffers accessed
by a TES 2.11.12
MAX TESS CONTROL ATOMIC COUNTERS Z+ GetIntegerv 0
No. of ACs accessed by
a TCS 2.11.7
MAX TESS EVALUATION ATOMIC COUNTERS Z+ GetIntegerv 0
No. of ACs accessed by
a TES 2.11.12
MAX GEOMETRY UNIFORM COMPONENTS Z+ GetIntegerv 512
Number of components
for geom. shader uniform
variables
2.13.3
MAX GEOMETRY UNIFORM BLOCKS Z+ GetIntegerv 12
Max number of geometry
uniform buffers per program
2.11.7
MAX GEOMETRY INPUT COMPONENTS Z+ GetIntegerv 64
Max number of components
of inputs read by a
geometry shader
2.13.4
MAX GEOMETRY OUTPUT COMPONENTS Z+ GetIntegerv 128
Max number of components
of outputs written
by a geometry shader
2.13.4
MAX GEOMETRY OUTPUT VERTICES Z+ GetIntegerv 256
Maximum number of
vertices that any geometry
shader can can
emit
2.13.4
MAX GEOMETRY TOTAL OUTPUT COMPONENTS Z+ GetIntegerv 1024
Maximum number of total
components (all vertices)
of active outputs
that a geometry shader
can emit
2.13.4
MAX GEOMETRY TEXTURE IMAGE UNITS Z+ GetIntegerv 16
Number of texture image
units accessible by a geometry
shader
2.13.4
MAX GEOMETRY SHADER INVOCATIONS Z+ GetIntegerv 32
Max supported geom.
shader invocation count 2.13.4
MAX VERTEX STREAMS Z+ GetInteger 4
Total number of vertex
streams 2.13.4
MAX GEOMETRY ATOMIC COUNTER BUFFERS Z+ GetIntegerv 0
Number of atomic
counter buffers accessed
by a geometry shader
2.11.7
MAX GEOMETRY ATOMIC COUNTERS Z+ GetIntegerv 0
Number of atomic counters
accessed by a geometry
shader
2.11.12
MAX FRAGMENT UNIFORM COMPONENTS Z+ GetIntegerv 1024
Number of components
for frag. shader uniform
variables
3.10.1
MAX FRAGMENT UNIFORM VECTORS Z+ GetIntegerv 256
Number of vectors for
frag. shader uniform
variables
3.10.1
MAX FRAGMENT UNIFORM BLOCKS Z+ GetIntegerv 12
Max number of fragment
uniform buffers per program
2.11.7
MAX FRAGMENT INPUT COMPONENTS Z+ GetIntegerv 128
Max number of components
of inputs read by a
fragment shader
3.10.2
MAX TEXTURE IMAGE UNITS Z+ GetIntegerv 16
Number of texture image
units accessible by a
fragment shader
2.11.12
MIN PROGRAM TEXTURE GATHER OFFSET Z+ GetIntegerv -8
Min. texel offset for
textureGather
3.9.11
MAX PROGRAM TEXTURE GATHER OFFSET Z+ GetIntegerv 7
Max. texel offset for
textureGather
3.9.11
MAX FRAGMENT ATOMIC COUNTER BUFFERS Z+ GetIntegerv 1
Number of atomic
counter buffers accessed
by a fragment shader
2.11.7
MAX FRAGMENT ATOMIC COUNTERS Z+ GetIntegerv 8
Number of atomic counters
accessed by a fragment
shader
2.11.12
MIN PROGRAM TEXEL OFFSET Z GetIntegerv -8
Minimum texel offset allowed in
lookup 2.11.12
MAX PROGRAM TEXEL OFFSET Z GetIntegerv 7
Maximum texel offset allowed in
lookup 2.11.12
MAX UNIFORM BUFFER BINDINGS Z+ GetIntegerv 60
Max number of uniform buffer binding
points on the context 2.11.7
MAX UNIFORM BLOCK SIZE Z+ GetIntegerv 16384
Max size in basic machine units of a
uniform block 2.11.7
UNIFORM BUFFER OFFSET ALIGNMENT Z+ GetIntegerv 1
Minimum required alignment for
uniform buffer sizes and offsets 2.11.7
MAX COMBINED UNIFORM BLOCKS Z+ GetIntegerv 60
Max number of uniform buffers per
program 2.11.7
MAX VARYING COMPONENTS Z+ GetIntegerv 60
Number of components for output
variables 2.11.11
MAX VARYING VECTORS Z+ GetIntegerv 15
Number of vectors for output variables
2.11.11
MAX COMBINED TEXTURE IMAGE UNITS Z+ GetIntegerv 80
Total number of texture units accessible
by the GL 2.11.12
MAX SUBROUTINES Z+ GetIntegerv 256
Maximum number of subroutines
per shader stage 2.11.8
MAX SUBROUTINE UNIFORM LOCATIONS Z+ GetIntegerv 1024
Maximum number of subroutine
uniform locations per stage 2.11.8
MAX ATOMIC COUNTER BUFFER BINDINGS Z+ GetIntegerv 1
Max. number of atomic counter
buffer bindings 2.9.9
MAX ATOMIC COUNTER BUFFER SIZE Z+ GetIntegerv 32
Maximum size in basic machine
units of an atomic counter buffer 2.11.7
MAX COMBINED ATOMIC COUNTER BUFFERS Z+ GetIntegerv 1
Max. number of atomic counter
buffers per program 2.11.7
MAX COMBINED ATOMIC COUNTERS Z+ GetIntegerv 8
Max. number of atomic counter uniforms
per program 2.11.12
MAX IMAGE UNITS Z+ GetIntegerv 8
Number of units for image
load/store/atom 3.9.20
MAX COMBINED IMAGE UNITS AND FRAGMENT OUTPUTS Z+ GetIntegerv 8
Limit on active image units + fragment
outputs 3.9.20
MAX IMAGE SAMPLES Z GetIntegerv 0
Max. allowed samples for a texture
level bound to an image unit 3.9.20
MAX VERTEX IMAGE UNIFORMS Z+ GetIntegerv 0
Number of image variables in vertex
shaders 2.11.12
MAX TESS CONTROL IMAGE UNIFORMS Z+ GetIntegerv 0
Number of image variables in tess.
control shaders 2.11.12
MAX TESS EVALUATION IMAGE UNIFORMS Z+ GetIntegerv 0
Number of image variables in tess.
eval. shaders 2.11.12
MAX GEOMETRY IMAGE UNIFORMS Z+ GetIntegerv 0
Number of image variables in geometry
shaders 2.11.12
MAX FRAGMENT IMAGE UNIFORMS Z+ GetIntegerv 8
Number of image variables in fragment
shaders 2.11.12
MAX COMBINED IMAGE UNIFORMS Z+ GetIntegerv 8
Number of image variables in all
shaders 2.11.12
MAX COMBINED VERTEX UNIFORM COMPONENTS Z+ GetIntegerv y
No. of words for vertex shader uniform
variables in all uniform blocks
(including default)
2.11.7
MAX COMBINED GEOMETRY UNIFORM COMPONENTS Z+ GetIntegerv y
No. of words for geometry shader
uniform variables in all uniform
blocks (including default)
2.11.7
MAX COMBINED TESS CONTROL UNIFORM COMPONENTS Z+ GetIntegerv y
No. of words for TCS uniform variables
in all uniform blocks (including
default)
2.12.1
MAX COMBINED TESS EVALUATION UNIFORM COMPONENTS Z+ GetIntegerv y
No. of words for TES uniform variables
in all uniform blocks (including
default)
2.12.3
MAX COMBINED FRAGMENT UNIFORM COMPONENTS Z+ GetIntegerv y
No. of words for fragment shader
uniform variables in all uniform
blocks (including default)
2.11.7
MAX SAMPLE MASK WORDS Z+ GetIntegerv 1
Maximum number of
sample mask words 4.1.3
MAX SAMPLES Z+ GetIntegerv 4
Max. number of samples
supported for all noninteger
formats
6.1.15
MAX COLOR TEXTURE SAMPLES Z+ GetIntegerv 1
Max. number of samples
supported for all color
formats in a multisample
texture
6.1.15
MAX DEPTH TEXTURE SAMPLES Z+ GetIntegerv 1
Max. number of samples
supported for all
depth/stencil formats in a
multisample texture
6.1.15
MAX INTEGER SAMPLES Z+ GetIntegerv 1
Max. number of samples
supported for all integer
format multisample
buffers
6.1.15
QUERY COUNTER BITS 3  Z+ GetQueryiv see 6.1.7
Asynchronous query
counter bits 6.1.7
MAX SERVER WAIT TIMEOUT Z+ GetInteger64v 0
Maximum WaitSync
timeout interval 5.3.1
MIN FRAGMENT INTERPOLATION OFFSET R GetFloatv -0.5
Furthest negative offset
for interpolate-
AtOffset
3.10.1
MAX FRAGMENT INTERPOLATION OFFSET R GetFloatv +0.5
Furthest positive offset
for interpolate-
AtOffset
3.10.1
FRAGMENT INTERPOLATION OFFSET BITS Z+ GetIntegerv 4
Subpixel bits for
interpolate-
AtOffset
3.10.1
SAMPLES 0  Z+ GetInternalformativ 1 Supported sample counts
1 See section 6.1.15 6.1.15
NUM SAMPLE COUNTS Z+ GetInternalformativ 1
Number of supported
sample counts 6.1.15
MAX TRANSFORM FEEDBACK INTERLEAVED COMPONENTS Z+ GetIntegerv 64
Max no. of components
to write to a single buffer
in interleaved mode
2.17
MAX TRANSFORM FEEDBACK SEPARATE ATTRIBS Z+ GetIntegerv 4
Max no. of separate attributes
or vayings that
can be captured in transform
feedback
2.17
MAX TRANSFORM FEEDBACK SEPARATE COMPONENTS Z+ GetIntegerv 4
Max no. of components
per attribute or output in
separate mode
2.17
MAX TRANSFORM FEEDBACK BUFFERS Z+ GetIntegerv 4
Max no. of buffer objs
to write with transform
feedback
2.17
MAX DRAW BUFFERS Z+ GetIntegerv 8
Maximum number of active draw
buffers 4.2.1
MAX DUAL SOURCE DRAW BUFFERS Z+ GetIntegerv 1
Maximum number of active draw
buffers when using dual-source
blending
4.1.7
DOUBLEBUFFER B GetBooleanv – True if front & back buffers exist 4.2.1
STEREO B GetBooleanv – True if left & right buffers exist 6
SAMPLE BUFFERS Z+ GetIntegerv 0 Number of multisample buffers 3.3.1
SAMPLES Z+ GetIntegerv 0 Coverage mask size 3.3.1
SAMPLE POSITION n  2  R[0;1] GetMultisamplefv – Explicit sample positions 3.3.1
MAX COLOR ATTACHMENTS Z+ GetIntegerv 8
Maximum number of FBO attachment
points for color buffers 4.4.2
IMPLEMENTATION COLOR READ TYPE Z+ GetIntegerv - Implementation preferred pixel type 4.3.1
IMPLEMENTATION COLOR READ FORMAT Z+ GetIntegerv -
Implementation preferred pixel format
4.3.1