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changeset 1056:4955cedb17e5 draft

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endy overflow in common rendering
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 14 Dec 2010 17:36:15 +0900
parents 9ce0480cde63
children 8cd123d2f3ca
files Renderer/Engine/viewer.cc
diffstat 1 files changed, 6 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/Renderer/Engine/viewer.cc	Tue Dec 14 11:37:15 2010 +0900
+++ b/Renderer/Engine/viewer.cc	Tue Dec 14 17:36:15 2010 +0900
@@ -635,6 +635,10 @@
         int index_start = range*i;
         int index_end = (index_start + range >= r[spi].spackList_length)
             ? r[spi].spackList_length : index_start + range;
+	int starty = index_start*split_screen_h + 1;
+        int endy = index_end*split_screen_h;
+	if (starty<=0) starty = 1;
+	if (endy>height) endy = height;
 
 	HTaskPtr task_create_sp = manager->create_task(CreateSpan);
 
@@ -650,8 +654,8 @@
          *   [649..864] [865..1080]
          */
 
-        task_create_sp->set_param(1,index_start*split_screen_h + 1);
-        task_create_sp->set_param(2,index_end*split_screen_h);
+        task_create_sp->set_param(1,starty);
+        task_create_sp->set_param(2,endy);
 
         task_create_sp->add_inData(r[ppi].ppack, sizeof(PolygonPack));
         task_create_sp->add_inData(r[spi].spackList_ptr,