Revision: 45551
http://brlcad.svn.sourceforge.net/brlcad/?rev=45551&view=rev
Author: kunigami
Date: 2011-07-20 12:48:04 +0000 (Wed, 20 Jul 2011)
Log Message:
-----------
moving constant parts out of the loop
Modified Paths:
--------------
brlcad/trunk/src/liboptical/sh_osl.cpp
Modified: brlcad/trunk/src/liboptical/sh_osl.cpp
===================================================================
--- brlcad/trunk/src/liboptical/sh_osl.cpp 2011-07-20 03:07:39 UTC (rev
45550)
+++ brlcad/trunk/src/liboptical/sh_osl.cpp 2011-07-20 12:48:04 UTC (rev
45551)
@@ -542,45 +542,45 @@
bu_semaphore_release(BU_SEM_SYSCALL);
Color3 acc_color(0.0f);
- for(int i = 0; i < nsamples; i++){
- /* -----------------------------------
- * Fill in all necessary information for the OSL renderer
- * -----------------------------------
- */
- RenderInfo info;
+ /* -----------------------------------
+ * Fill in all necessary information for the OSL renderer
+ * -----------------------------------
+ */
+ RenderInfo info;
+ /* Set hit point */
+ VMOVE(info.P, swp->sw_hit.hit_point);
- /* Set hit point */
- VMOVE(info.P, swp->sw_hit.hit_point);
+ /* Set normal at the poit */
+ VMOVE(info.N, swp->sw_hit.hit_normal);
- /* Set normal at the poit */
- VMOVE(info.N, swp->sw_hit.hit_normal);
+ /* Set incidence ray direction */
+ VMOVE(info.I, ap->a_ray.r_dir);
- /* Set incidence ray direction */
- VMOVE(info.I, ap->a_ray.r_dir);
+ /* U-V mapping stuff */
+ info.u = swp->sw_uv.uv_u;
+ info.v = swp->sw_uv.uv_v;
+ VSETALL(info.dPdu, 0.0f);
+ VSETALL(info.dPdv, 0.0f);
- /* U-V mapping stuff */
- info.u = swp->sw_uv.uv_u;
- info.v = swp->sw_uv.uv_v;
- VSETALL(info.dPdu, 0.0f);
- VSETALL(info.dPdv, 0.0f);
+ /* x and y pixel coordinates */
+ info.screen_x = ap->a_x;
+ info.screen_y = ap->a_y;
- /* x and y pixel coordinates */
- info.screen_x = ap->a_x;
- info.screen_y = ap->a_y;
+ info.depth = ap->a_level;
+ info.surfacearea = 1.0f;
- info.depth = ap->a_level;
- info.surfacearea = 1.0f;
+ info.shader_ref = osl_sp->shader_ref;
- info.shader_ref = osl_sp->shader_ref;
+ /* We assume that the only information that will be written is thread_info,
+ so that oslr->QueryColor is thread safe */
+ info.thread_info = thread_info;
+
+ for(int i = 0; i < nsamples; i++){
- /* We only perform reflection if application decides to */
+ /* We only perform reflection if application decides to */
info.doreflection = 0;
- /* We assume that the only information that will be written is
thread_info,
- so that oslr->QueryColor is thread safe */
- info.thread_info = thread_info;
-
Color3 weight = oslr->QueryColor(&info);
/* Fire another ray */
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