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Diffstat (limited to 'src/mesa/drivers/dri')
-rw-r--r--src/mesa/drivers/dri/r200/r200_span.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_span.c b/src/mesa/drivers/dri/r200/r200_span.c
index efb5e6ea7c..3747948984 100644
--- a/src/mesa/drivers/dri/r200/r200_span.c
+++ b/src/mesa/drivers/dri/r200/r200_span.c
@@ -161,7 +161,7 @@ static GLuint r200_mba_z32( r200ContextPtr rmesa,
GLint x, GLint y )
{
GLuint pitch = rmesa->r200Screen->frontPitch;
- GLuint b = ((y & 0x3FF) >> 4) * ((pitch & 0xFFF) >> 5) + ((x & 0x3FF) >> 5);
+ GLuint b = ((y & 0x7FF) >> 4) * ((pitch & 0xFFF) >> 5) + ((x & 0x7FF) >> 5);
GLuint a =
(BIT(x,0) << 2) |
(BIT(y,0) << 3) |
@@ -180,7 +180,7 @@ static GLuint r200_mba_z32( r200ContextPtr rmesa,
static GLuint r200_mba_z16( r200ContextPtr rmesa, GLint x, GLint y )
{
GLuint pitch = rmesa->r200Screen->frontPitch;
- GLuint b = ((y & 0x3FF) >> 4) * ((pitch & 0xFFF) >> 6) + ((x & 0x3FF) >> 6);
+ GLuint b = ((y & 0x7FF) >> 4) * ((pitch & 0xFFF) >> 6) + ((x & 0x7FF) >> 6);
GLuint a =
(BIT(x,0) << 1) |
(BIT(y,0) << 2) |