diff options
Diffstat (limited to 'src/gallium/docs/source/cso')
| -rw-r--r-- | src/gallium/docs/source/cso/dsa.rst | 15 | ||||
| -rw-r--r-- | src/gallium/docs/source/cso/sampler.rst | 4 |
2 files changed, 12 insertions, 7 deletions
diff --git a/src/gallium/docs/source/cso/dsa.rst b/src/gallium/docs/source/cso/dsa.rst index 12abaa9d6f..1bbe381f9e 100644 --- a/src/gallium/docs/source/cso/dsa.rst +++ b/src/gallium/docs/source/cso/dsa.rst @@ -11,9 +11,9 @@ they are all stored in one structure. During actual execution, the order of operations done on fragments is always: +* Alpha * Stencil * Depth -* Alpha Depth Members ------------- @@ -28,15 +28,18 @@ func Stencil Members --------------- -XXX document valuemask, writemask - enabled Whether the stencil test is enabled. For the second stencil, whether the - two-sided stencil is enabled. + two-sided stencil is enabled. If two-sided stencil is disabled, the other + fields for the second array member are not valid. func The stencil test function. One of PIPE_FUNC. -ref_value - Stencil test reference value; used for certain functions. +valuemask + Stencil test value mask; this is ANDed with the value in the stencil + buffer and the reference value before doing the stencil comparison test. +writemask + Stencil test writemask; this controls which bits of the stencil buffer + are written. fail_op The operation to carry out if the stencil test fails. One of PIPE_STENCIL_OP. diff --git a/src/gallium/docs/source/cso/sampler.rst b/src/gallium/docs/source/cso/sampler.rst index 044ffffcb4..77979fc44d 100644 --- a/src/gallium/docs/source/cso/sampler.rst +++ b/src/gallium/docs/source/cso/sampler.rst @@ -45,4 +45,6 @@ border_color RGBA color used for out-of-bounds coordinates. max_anisotropy Maximum filtering to apply anisotropically to textures. Setting this to - 1.0 effectively disables anisotropic filtering. + 0 disables anisotropic filtering. Any other setting enables anisotropic + filtering, however it's not unexpected some drivers only will change their + filtering with a setting of 2 and higher. |