X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fshadowmap.cpp;h=7575051e6e7d956e89299a8eed47db54ca8f9546;hb=1d24ddbc35f9e0480d30c66d47b7ea3834c15fbf;hp=bd87d26208989b9d2c59308d80b1494a9137e1b0;hpb=5012c1bd8e58d7c2cfc16b7703e4bca11144b060;p=libs%2Fgl.git

diff --git a/source/shadowmap.cpp b/source/shadowmap.cpp
index bd87d262..7575051e 100644
--- a/source/shadowmap.cpp
+++ b/source/shadowmap.cpp
@@ -33,7 +33,6 @@ ShadowMap::ShadowMap(unsigned s, const Renderable &r, const Light &l):
 	fbo.require_complete();
 
 	set_darkness(0.7);
-	set_texture_unit(3);
 }
 
 void ShadowMap::set_target(const Vector3 &t, float r)
@@ -58,15 +57,6 @@ void ShadowMap::set_depth_bias(float b)
 	depth_bias = b;
 }
 
-void ShadowMap::set_texture_unit(unsigned u)
-{
-	unit = u;
-
-	int i = unit;
-	shdata.uniform("shadow", i);
-	shdata.uniform("shadow_unit", i);
-}
-
 void ShadowMap::setup_frame() const
 {
 	if(rendered)
@@ -114,7 +104,7 @@ void ShadowMap::setup_frame() const
 	shadow_matrix.translate(-0.5, -0.5, depth_bias/size-0.5);
 	shadow_matrix.invert();
 
-	Bind bind_fbo(fbo, true);
+	BindRestore bind_fbo(fbo);
 	Bind bind_depth(DepthTest::lequal());
 	fbo.clear(DEPTH_BUFFER_BIT);
 	renderable.render("shadow");
@@ -131,7 +121,14 @@ void ShadowMap::render(Renderer &renderer, const Tag &tag) const
 	if(!enabled_passes.count(tag))
 		return renderer.render(renderable, tag);
 
-	depth_buf.bind_to(unit);
+	Renderer::Push _push_rend(renderer);
+
+	unsigned unit = renderer.allocate_effect_texunit();
+	int iunit = unit;
+	shdata.uniform("shadow", iunit);
+	shdata.uniform("shadow_unit", iunit);
+
+	Bind _bind_depth(depth_buf, unit);
 	TexGen tg_s, tg_t, tg_r;
 	tg_s.set_plane(Vector4(shadow_matrix(0, 0), shadow_matrix(0, 1), shadow_matrix(0, 2), shadow_matrix(0, 3)));
 	tg_t.set_plane(Vector4(shadow_matrix(1, 0), shadow_matrix(1, 1), shadow_matrix(1, 2), shadow_matrix(1, 3)));
@@ -147,11 +144,9 @@ void ShadowMap::render(Renderer &renderer, const Tag &tag) const
 	else
 		shdata.uniform("shd_eye_matrix", shadow_matrix);
 
-	Renderer::Push _push_rend(renderer);
 	renderer.add_shader_data(shdata);
 	renderer.render(renderable, tag);
 
-	Texture::unbind_from(unit);
 	TexGen::unbind_from(unit, SCOORD);
 	TexGen::unbind_from(unit, TCOORD);
 	TexGen::unbind_from(unit, RCOORD);