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softpipe: Fix cube face selection.

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If arx and ary are equal, we still want to choose from one of them,
and not arz.

(cherry picked from commit de685b37a9)
This commit is contained in:
Brian Paul
2009-09-21 08:34:00 -06:00
parent 077e3de989
commit 5a0b29050f
1 changed files with 2 additions and 2 deletions
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src/gallium/drivers/softpipe/sp_tex_sample.c
+2 -2
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@@ -464,7 +464,7 @@ choose_cube_face(float rx, float ry, float rz, float *newS, float *newT)
unsigned face;
float sc, tc, ma;
if (arx > ary && arx > arz) {
if (arx >= ary && arx >= arz) {
if (rx >= 0.0F) {
face = PIPE_TEX_FACE_POS_X;
sc = -rz;
@@ -478,7 +478,7 @@ choose_cube_face(float rx, float ry, float rz, float *newS, float *newT)
ma = arx;
}
}
else if (ary > arx && ary > arz) {
else if (ary >= arx && ary >= arz) {
if (ry >= 0.0F) {
face = PIPE_TEX_FACE_POS_Y;
sc = rx;