X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderer.cpp;h=36685b4742ce699d8d7a4ab5d99254443464cc48;hb=ae9abd6be3e556d0a202cc5ab05668da715382c9;hp=6734edc4bd20458be56563bdddfd57a2589ab203;hpb=2e6a73a93eac0a18063ec675a24a8e6eeeb80a0c;p=libs%2Fgl.git

diff --git a/source/renderer.cpp b/source/renderer.cpp
index 6734edc4..36685b47 100644
--- a/source/renderer.cpp
+++ b/source/renderer.cpp
@@ -2,6 +2,7 @@
 #include "buffer.h"
 #include "camera.h"
 #include "error.h"
+#include "lighting.h"
 #include "material.h"
 #include "program.h"
 #include "programdata.h"
@@ -22,8 +23,8 @@ Renderer::Renderer(const Camera *c):
 	mtx_changed(false),
 	camera(c),
 	state_stack(1),
+	lighting_changed(false),
 	vertex_array(0),
-	vertex_array_changed(false),
 	element_buffer(0)
 {
 	state_stack.reserve(16);
@@ -72,6 +73,13 @@ void Renderer::set_material(const Material *m)
 	state->material = m;
 }
 
+void Renderer::set_lighting(const Lighting *l)
+{
+	state->lighting = l;
+	state->lighting_matrix = mtx_stack.top();
+	lighting_changed = true;
+}
+
 void Renderer::set_shader_program(const Program *p, const ProgramData *d)
 {
 	state->shprog = p;
@@ -92,7 +100,6 @@ void Renderer::add_shader_data(const ProgramData &d)
 
 void Renderer::set_vertex_array(const VertexArray *a)
 {
-	vertex_array_changed = (a!=vertex_array);
 	vertex_array = a;
 }
 
@@ -106,6 +113,11 @@ void Renderer::set_winding_test(const WindingTest *w)
 	state->winding_test = w;
 }
 
+void Renderer::set_reverse_winding(bool r)
+{
+	state->reverse_winding = r;
+}
+
 void Renderer::push_state()
 {
 	state_stack.push_back(state_stack.back());
@@ -156,12 +168,7 @@ void Renderer::draw(const Batch &batch)
 
 	apply_state();
 
-	// Until VertexArray acquires VAO support and becomes Bindable
-	if(vertex_array_changed)
-	{
-		vertex_array->apply();
-		vertex_array_changed = false;
-	}
+	vertex_array->apply();
 
 	if(element_buffer)
 		element_buffer->bind_to(ELEMENT_ARRAY_BUFFER);
@@ -173,7 +180,8 @@ void Renderer::draw(const Batch &batch)
 
 void Renderer::apply_state()
 {
-	// We let the objects themselves figure out if the binding has changed
+	/* We (mostly) let the objects themselves figure out if the binding has
+	changed */
 
 	if(state->texturing)
 		state->texturing->bind();
@@ -191,6 +199,19 @@ void Renderer::apply_state()
 	else
 		Material::unbind();
 
+	if(lighting_changed)
+	{
+		if(state->lighting)
+		{
+			MatrixStack::modelview() = state->lighting_matrix;
+			state->lighting->bind();
+			mtx_changed = true;
+			lighting_changed = false;
+		}
+		else
+			Lighting::unbind();
+	}
+
 	if(state->shprog)
 	{
 		state->shprog->bind();
@@ -205,7 +226,12 @@ void Renderer::apply_state()
 		Program::unbind();
 
 	if(state->winding_test)
-		state->winding_test->bind();
+	{
+		if(state->reverse_winding)
+			state->winding_test->get_reverse().bind();
+		else
+			state->winding_test->bind();
+	}
 	else
 		WindingTest::unbind();
 
@@ -221,6 +247,7 @@ Renderer::State::State():
 	texture(0),
 	texturing(0),
 	material(0),
+	lighting(0),
 	shprog(0),
 	shdata_count(0),
 	winding_test(0)