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OpenGL 4.2 (Compatibility Profile) - April 27, 2012

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6.2. STATE TABLES 570<br />

Get value Type<br />

Get<br />

Command<br />

MAX VIEWPORT DIMS 2 × Z + GetFloatv see 2.17.1<br />

MAX VIEWPORTS Z + GetIntegerv 16<br />

VIEWPORT SUBPIXEL BITS Z + GetIntegerv 0<br />

VIEWPORT BOUNDS RANGE 2 × R GetFloatv †<br />

LAYER PROVOKING VERTEX Z4 GetIntegerv see 2.16.4<br />

VIEWPORT INDEX PROVOKING VERTEX Z4 GetIntegerv see 2.16.4<br />

POINT SIZE RANGE 2 × R + GetFloatv 1,1<br />

POINT SIZE GRANULARITY R + GetFloatv –<br />

ALIASED LINE WIDTH RANGE 2 × R + GetFloatv 1,1<br />

SMOOTH LINE WIDTH RANGE 2 × R + GetFloatv 1,1<br />

SMOOTH LINE WIDTH GRANULARITY R + GetFloatv –<br />

Minimum<br />

Value Description Sec. Attribute<br />

Maximum viewport<br />

dimensions<br />

Maximum number of active<br />

viewports<br />

No. of bits of subpixel<br />

precision for viewport<br />

bounds<br />

Viewport bounds range<br />

[min, max] † (at least<br />

[−3<strong>27</strong>68, 3<strong>27</strong>67])<br />

Vertex convention followed<br />

by gl_Layer<br />

Vertex convention<br />

followed by gl_-<br />

ViewportIndex<br />

Range (lo to hi) of point<br />

sprite sizes<br />

Point sprite size granularity<br />

Range (lo to hi) of aliased<br />

line widths<br />

Range (lo to hi) of antialiased<br />

line widths<br />

Antialiased line width<br />

granularity<br />

2.17.1 –<br />

2.17.1 –<br />

2.17.1 –<br />

2.17.1 –<br />

2.16.4 –<br />

2.16.4 –<br />

3.4 –<br />

3.4 –<br />

3.5 –<br />

3.5 –<br />

3.5 –<br />

Table 6.63. Implementation Dependent Values (cont.)<br />

<strong>OpenGL</strong> <strong>4.2</strong> (<strong>Compatibility</strong> <strong>Profile</strong>) - <strong>April</strong> <strong>27</strong>, <strong>2012</strong>

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