diff options
author | Tamito Kajiyama <rd6t-kjym@asahi-net.or.jp> | 2014-01-28 18:24:59 +0400 |
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committer | Tamito Kajiyama <rd6t-kjym@asahi-net.or.jp> | 2014-10-02 12:52:13 +0400 |
commit | dd9c53b312a62f1cc87e26cab3fde0c568c14844 (patch) | |
tree | f8e18efe9794aadd892386668b303b637e394a18 /source/blender/freestyle/intern/blender_interface | |
parent | 6bde5381bb7c275cb9005babaf455bdc8ff62f4e (diff) |
Freestyle: View map caching.
New render layer option named "View map cache" is added to reuse a
previously computed view map for subsequent rendering. The cache is
automatically updated when the mesh geometry of the input 3D scene has
been changed.
This functionality offers a major performance boost for Freestyle
animation rendering when camera-space mesh geometry is static, as well
as for repeated still renders with updates of line stylization options.
Although the "View map cache" toggle is a render layer option, the cache
memory is shared by all render layers and scenes. This means that if
Freestyle is used for two or more render layers (possibly in different
scenes through the compositor), then the cached view map for one render
layer is replaced by a new view map for another render layer and hence
no performance gain is expected.
Diffstat (limited to 'source/blender/freestyle/intern/blender_interface')
-rw-r--r-- | source/blender/freestyle/intern/blender_interface/FRS_freestyle.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/source/blender/freestyle/intern/blender_interface/FRS_freestyle.cpp b/source/blender/freestyle/intern/blender_interface/FRS_freestyle.cpp index 32f49d48ee7..7443da77399 100644 --- a/source/blender/freestyle/intern/blender_interface/FRS_freestyle.cpp +++ b/source/blender/freestyle/intern/blender_interface/FRS_freestyle.cpp @@ -474,6 +474,9 @@ static void prepare(Main *bmain, Render *re, SceneRenderLayer *srl) cout << " Z = " << (z ? "enabled" : "disabled") << endl; } + if (controller->hitViewMapCache()) + return; + // compute view map re->i.infostr = "Freestyle: View map creation"; re->stats_draw(re->sdh, &re->i); @@ -589,6 +592,7 @@ Render *FRS_do_stroke_rendering(Render *re, SceneRenderLayer *srl, int render) RenderMonitor monitor(re); controller->setRenderMonitor(&monitor); + controller->setViewMapCache((srl->freestyleConfig.flags & FREESTYLE_VIEW_MAP_CACHE) ? true : false); if (G.debug & G_DEBUG_FREESTYLE) { cout << endl; @@ -647,6 +651,17 @@ void FRS_finish_stroke_rendering(Render *re) controller->Clear(); } +void FRS_free_view_map_cache() +{ + // free cache + controller->DeleteViewMap(true); +#if 0 + if (G.debug & G_DEBUG_FREESTYLE) { + printf("View map cache freed\n"); + } +#endif +} + //======================================================= // Freestyle Panel Configuration //======================================================= |