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-rw-r--r--src/mesa/swrast/s_tritemp.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index be1fab9b49..6674bc74f9 100644
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -1,4 +1,4 @@
-/* $Id: s_tritemp.h,v 1.4 2000/11/19 23:10:26 brianp Exp $ */
+/* $Id: s_tritemp.h,v 1.5 2000/11/21 23:17:36 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -153,8 +153,8 @@
return;
/* check for very tiny triangle */
- if (area * area < 0.0025F) /* square it to ensure positive value */
- oneOverArea = 1.0F / 0.0025F; /* a close-enough value */
+ if (area * area < (0.05F * 0.05F)) /* square to ensure positive value */
+ oneOverArea = 1.0F / 0.05F; /* a close-enough value */
else
oneOverArea = 1.0F / area;
}
@@ -173,7 +173,7 @@
GLfixed vMax_fy = FloatToFixed(vMax->win[1] - 0.5F);
eMaj.fsy = FixedCeil(vMin_fy);
- eMaj.lines = FixedToInt(vMax_fy + FIXED_ONE - FIXED_EPSILON - eMaj.fsy);
+ eMaj.lines = FixedToInt(FixedCeil(vMax_fy - eMaj.fsy));
if (eMaj.lines > 0) {
GLfloat dxdy = eMaj.dx / eMaj.dy;
eMaj.fdxdy = SignedFloatToFixed(dxdy);
@@ -186,7 +186,7 @@
}
eTop.fsy = FixedCeil(vMid_fy);
- eTop.lines = FixedToInt(vMax_fy + FIXED_ONE - FIXED_EPSILON - eTop.fsy);
+ eTop.lines = FixedToInt(FixedCeil(vMax_fy - eTop.fsy));
if (eTop.lines > 0) {
GLfloat dxdy = eTop.dx / eTop.dy;
eTop.fdxdy = SignedFloatToFixed(dxdy);
@@ -196,7 +196,7 @@
}
eBot.fsy = FixedCeil(vMin_fy);
- eBot.lines = FixedToInt(vMid_fy + FIXED_ONE - FIXED_EPSILON - eBot.fsy);
+ eBot.lines = FixedToInt(FixedCeil(vMid_fy - eBot.fsy));
if (eBot.lines > 0) {
GLfloat dxdy = eBot.dx / eBot.dy;
eBot.fdxdy = SignedFloatToFixed(dxdy);