X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Frender%2Fsequence.cpp;h=f7dea9bf617ebf1db173fec541408b0735b4989b;hp=e0fb408fad95aa274d63171c5b8f5b012c56d50a;hb=867c4e8c34fe24146f4f8cf6bd0b27a6d99aa1a2;hpb=08942dd73918a51baefbe7344b62afc0cad42e55

diff --git a/source/render/sequence.cpp b/source/render/sequence.cpp
index e0fb408f..f7dea9bf 100644
--- a/source/render/sequence.cpp
+++ b/source/render/sequence.cpp
@@ -12,6 +12,8 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
+Tag Sequence::noclear_tag = "noclear";
+
 Sequence::Sequence(unsigned w, unsigned h, const FrameFormat &f):
 	width(w),
 	height(h),
@@ -105,7 +107,7 @@ void Sequence::finish_frame()
 
 void Sequence::render(Renderer &renderer, Tag tag) const
 {
-	if(tag.id)
+	if(tag.id && tag!=noclear_tag)
 		return;
 
 	Renderer::Push _push(renderer);
@@ -115,7 +117,7 @@ void Sequence::render(Renderer &renderer, Tag tag) const
 	if(target[0])
 		renderer.set_framebuffer(&(target_ms ? target_ms : target[0])->get_framebuffer());
 
-	if(clear_enabled)
+	if(clear_enabled && tag!=noclear_tag)
 	{
 		const Framebuffer *target_fbo = renderer.get_framebuffer();
 		if(!target_fbo)