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authorKeith Whitwell <keith@tungstengraphics.com>2008-08-25 10:59:45 +0100
committerKeith Whitwell <keith@tungstengraphics.com>2008-09-23 18:05:48 -0700
commitb36bc54d3ceff5f514f87cdce67164147c1dd04f (patch)
tree2f109603258e858a4fb1b1a07b9eff28eb5f75c3
parent9acf207277b4de91b917b37a92f6b612f4710c80 (diff)
vbo: seed initial max_element value with a more likely candidate
(cherry picked from commit 026e7731e549e0777c010348460fd48b3d75a843)
-rw-r--r--src/mesa/vbo/vbo_exec_array.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index 68c555ae8f..82f4db17d1 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -45,9 +45,9 @@ static void get_minmax_index( GLuint count, GLuint type,
switch(type) {
case GL_UNSIGNED_INT: {
const GLuint *ui_indices = (const GLuint *)indices;
- GLuint max_ui = ui_indices[0];
+ GLuint max_ui = ui_indices[count-1];
GLuint min_ui = ui_indices[0];
- for (i = 1; i < count; i++) {
+ for (i = 0; i < count; i++) {
if (ui_indices[i] > max_ui) max_ui = ui_indices[i];
if (ui_indices[i] < min_ui) min_ui = ui_indices[i];
}
@@ -57,9 +57,9 @@ static void get_minmax_index( GLuint count, GLuint type,
}
case GL_UNSIGNED_SHORT: {
const GLushort *us_indices = (const GLushort *)indices;
- GLuint max_us = us_indices[0];
+ GLuint max_us = us_indices[count-1];
GLuint min_us = us_indices[0];
- for (i = 1; i < count; i++) {
+ for (i = 0; i < count; i++) {
if (us_indices[i] > max_us) max_us = us_indices[i];
if (us_indices[i] < min_us) min_us = us_indices[i];
}
@@ -69,9 +69,9 @@ static void get_minmax_index( GLuint count, GLuint type,
}
case GL_UNSIGNED_BYTE: {
const GLubyte *ub_indices = (const GLubyte *)indices;
- GLuint max_ub = ub_indices[0];
+ GLuint max_ub = ub_indices[count-1];
GLuint min_ub = ub_indices[0];
- for (i = 1; i < count; i++) {
+ for (i = 0; i < count; i++) {
if (ub_indices[i] > max_ub) max_ub = ub_indices[i];
if (ub_indices[i] < min_ub) min_ub = ub_indices[i];
}