diff options
| author | Xiang, Haihao <haihao.xiang@intel.com> | 2008-08-05 11:28:54 +0800 |
|---|---|---|
| committer | Xiang, Haihao <haihao.xiang@intel.com> | 2008-08-05 11:34:26 +0800 |
| commit | 8e8019b49ab137403ba92aef3e286f4e27049ad5 (patch) | |
| tree | 2bd99df8f04c891a4da08c8fd971fb95598eae51 /src/mesa/drivers/dri/savage | |
| parent | a3024caff1c790cf9f24476926aa62198f1e7b53 (diff) | |
dri: Fix write/read depth buffer issue under 16bpp mode. See bug #16646
Diffstat (limited to 'src/mesa/drivers/dri/savage')
| -rw-r--r-- | src/mesa/drivers/dri/savage/savagespan.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/savage/savagespan.c b/src/mesa/drivers/dri/savage/savagespan.c index 61ab9e6d64..00fd1259fd 100644 --- a/src/mesa/drivers/dri/savage/savagespan.c +++ b/src/mesa/drivers/dri/savage/savagespan.c @@ -93,6 +93,8 @@ /* 16 bit integer depthbuffer functions * Depth range is reversed. See also savageCalcViewport. */ +#define VALUE_TYPE GLushort + #define WRITE_DEPTH( _x, _y, d ) \ *(GLushort *)(buf + ((_x)<<1) + (_y)*pitch) = 0xFFFF - d @@ -107,6 +109,8 @@ /* 16 bit float depthbuffer functions */ +#define VALUE_TYPE GLushort + #define WRITE_DEPTH( _x, _y, d ) \ *(GLushort *)(buf + ((_x)<<1) + (_y)*pitch) = \ savageEncodeFloat16( 1.0 - (GLfloat)d/65535.0 ) @@ -125,6 +129,8 @@ /* 8-bit stencil /24-bit integer depth depthbuffer functions. * Depth range is reversed. See also savageCalcViewport. */ +#define VALUE_TYPE GLuint + #define WRITE_DEPTH( _x, _y, d ) do { \ GLuint tmp = *(GLuint *)(buf + ((_x)<<2) + (_y)*pitch); \ tmp &= 0xFF000000; \ @@ -143,6 +149,8 @@ /* 24 bit float depthbuffer functions */ +#define VALUE_TYPE GLuint + #define WRITE_DEPTH( _x, _y, d ) do { \ GLuint tmp = *(GLuint *)(buf + ((_x)<<2) + (_y)*pitch); \ tmp &= 0xFF000000; \ |