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authorbrianp <brianp>2000-10-10 17:47:26 +0000
committerbrianp <brianp>2000-10-10 17:47:26 +0000
commitfb33b276677696b512dfa943bb9741621c9b1d4c (patch)
tree793c7a334a7809dde87c6580657213d3b2e20b72
parentefe1780ba589b3dc67e2e5f76288516b8f29c070 (diff)
more updates to tdfx hardware/software path info
-rw-r--r--xc/programs/Xserver/hw/xfree86/doc/sgml/DRI.sgml17
1 files changed, 15 insertions, 2 deletions
diff --git a/xc/programs/Xserver/hw/xfree86/doc/sgml/DRI.sgml b/xc/programs/Xserver/hw/xfree86/doc/sgml/DRI.sgml
index 6120b4a1a..8d4acb0d6 100644
--- a/xc/programs/Xserver/hw/xfree86/doc/sgml/DRI.sgml
+++ b/xc/programs/Xserver/hw/xfree86/doc/sgml/DRI.sgml
@@ -662,8 +662,14 @@
<item>
Enabling point smoothing or polygon smoothing.
<item>
+ Enabling line smoothing when line width is not 1.0.
+ That is, antialiased lines are done in hardware only when
+ the line width is 1.0.
+ <item>
Using 1-D or 3-D texture maps.
<item>
+ Using the GL_BLEND texture environment.
+ <item>
Using stencil operations.
<item>
Using the accumulation buffer.
@@ -783,8 +789,11 @@
to <tt/glTexImage2D/ can be used to control texel size.
<item>
The Voodoo5 driver reverts to software rendering under the
- same conditions Voodoo3, except for stencil operations, which
- are implemented in hardware when running at 32 bits/pixel.
+ same conditions Voodoo3 with two exceptions.
+ First, stencil operations are implemented in hardware when the
+ screen is configured for 32 bits/pixel.
+ Second, the <tt/GL_BLEND/ texture env mode is fully supported in
+ hardware.
</itemize>
<sect2>Known Problems
<p>
@@ -795,6 +804,10 @@
<item>
24bpp screen modes are supported by the hardware but not by
the current driver. 32bpp is fully supported.
+ <item>
+ As of October, 2000 the second VSA-100 chip on the Voodoo5 is
+ not yet operational. Therefore, the board isn't being used to
+ its full capacity.
</itemize>