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authorMichel Dänzer <michel@tungstengraphics.com>2006-06-18 14:24:14 +0200
committerMichel Dänzer <michel@tungstengraphics.com>2006-06-18 14:24:14 +0200
commitc8366d7b457565a06acdf6b40c5448c7f13f1641 (patch)
tree59283d3c503d2b7388b4f889c4d79d86b70aae9e /man/radeon.man
parent23a21d00db6f3b88b54c44648f968018a03677d3 (diff)
Add Option "DepthBits".
This allows getting higher depth buffer precision and stencil hardware acceleration in depth 16 or saving some video RAM at the cost of these features in depth 24.
Diffstat (limited to 'man/radeon.man')
-rw-r--r--man/radeon.man8
1 files changed, 8 insertions, 0 deletions
diff --git a/man/radeon.man b/man/radeon.man
index 2bbd431c..55f83adc 100644
--- a/man/radeon.man
+++ b/man/radeon.man
@@ -518,6 +518,14 @@ reserved for textures to the amount specified roughly.
Default:
.B 50.
.TP
+.BI "Option \*qDepthBits\*q \*q" integer \*q
+Precision in bits per pixel of the shared depth buffer used for 3D acceleration.
+Valid values are 16 and 24. When this is 24, there will also be a hardware
+accelerated stencil buffer, but the combined depth/stencil buffer will take up
+twice as much video RAM as when it's 16.
+Default:
+.B The same as the screen depth.
+.TP
.BI "Option \*qDMAForXv\*q \*q" boolean \*q
Try or don't try to use DMA for Xv image transfers. This will reduce CPU
usage when playing big videos like DVDs, but may cause instabilities.