X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frender%2Frenderer.cpp;h=0c5bf77454ed25c32151f2a44ed189723234a192;hb=016f0f0dd51511f98d0bf398d99199d7dec1543c;hp=4fb2b0c79bc01dc8dcbf6fbc58b79aea98b0f441;hpb=f1e31ee641f0cafdfe2015bff206b9ee2ad85abf;p=libs%2Fgl.git

diff --git a/source/render/renderer.cpp b/source/render/renderer.cpp
index 4fb2b0c7..0c5bf774 100644
--- a/source/render/renderer.cpp
+++ b/source/render/renderer.cpp
@@ -10,6 +10,7 @@
 #include "renderable.h"
 #include "renderer.h"
 #include "resourcemanager.h"
+#include "resources.h"
 #include "sampler.h"
 #include "texture.h"
 #include "vertexarray.h"
@@ -20,7 +21,8 @@ using namespace std;
 namespace Msp {
 namespace GL {
 
-Renderer::Renderer()
+Renderer::Renderer():
+	placeholder_texture(Resources::get_global().get<Texture>("_placeholder.png"))
 {
 	state_stack.reserve(16);
 	shdata_stack.reserve(32);
@@ -32,12 +34,14 @@ void Renderer::begin()
 	if(current_state)
 		throw invalid_operation("Renderer::begin");
 
+	++frame_index;
 	state_stack.emplace_back();
 	current_state = &state_stack.back();
 
 	RendererBackend::begin();
 
 	add_shader_data(standard_shdata);
+	commands.begin_frame(frame_index);
 }
 
 void Renderer::end()
@@ -137,12 +141,21 @@ void Renderer::add_shader_data(const ProgramData &d)
 }
 
 void Renderer::set_texture(Tag tag, const Texture *tex, const Sampler *samp)
+{
+	set_texture(tag, tex, -1, samp);
+}
+
+void Renderer::set_texture(Tag tag, const Texture *tex, int level, const Sampler *samp)
 {
 	State &state = get_state();
 
 	if(tex)
+	{
 		if(ResourceManager *res_mgr = tex->get_manager())
 			res_mgr->resource_used(*tex);
+		if(!tex->is_loaded())
+			tex = &placeholder_texture;
+	}
 
 	if(texture_stack.size()>state.texture_count)
 	{
@@ -168,6 +181,7 @@ void Renderer::set_texture(Tag tag, const Texture *tex, const Sampler *samp)
 	bound_tex.tag = tag;
 	bound_tex.texture = tex;
 	bound_tex.sampler = samp;
+	bound_tex.level = level;
 	state.texture_count = texture_stack.size();
 }
 
@@ -227,11 +241,7 @@ void Renderer::set_object_lod_bias(unsigned b)
 
 void Renderer::clear(const ClearValue *values)
 {
-	const State &state = get_state();
-
-	pipeline_state.set_framebuffer(state.framebuffer);
-	pipeline_state.set_viewport(state.viewport);
-	pipeline_state.set_scissor(state.scissor);
+	apply_framebuffer();
 	commands.use_pipeline(&pipeline_state);
 	commands.clear(values);
 }
@@ -239,7 +249,7 @@ void Renderer::clear(const ClearValue *values)
 void Renderer::draw(const Batch &batch)
 {
 	apply_state();
-	batch.refresh();
+	batch.refresh(frame_index);
 	pipeline_state.set_primitive_type(batch.get_type());
 	commands.use_pipeline(&pipeline_state);
 	commands.draw(batch);
@@ -248,7 +258,7 @@ void Renderer::draw(const Batch &batch)
 void Renderer::draw_instanced(const Batch &batch, unsigned count)
 {
 	apply_state();
-	batch.refresh();
+	batch.refresh(frame_index);
 	pipeline_state.set_primitive_type(batch.get_type());
 	commands.use_pipeline(&pipeline_state);
 	commands.draw_instanced(batch, count);
@@ -281,6 +291,16 @@ void Renderer::end_query(const QueryPool &pool, unsigned index)
 	commands.end_query(pool, index);
 }
 
+void Renderer::apply_framebuffer()
+{
+	const State &state = get_state();
+
+	pipeline_state.set_framebuffer(state.framebuffer);
+	static const Rect default_rect = Rect::max();
+	pipeline_state.set_viewport(state.viewport ? *state.viewport : default_rect);
+	pipeline_state.set_scissor(state.scissor ? *state.scissor : default_rect);
+}
+
 void Renderer::apply_state()
 {
 	const State &state = get_state();
@@ -288,9 +308,7 @@ void Renderer::apply_state()
 	if(!state.shprog)
 		throw invalid_operation("Renderer::apply_state");
 
-	pipeline_state.set_framebuffer(state.framebuffer);
-	pipeline_state.set_viewport(state.viewport);
-	pipeline_state.set_scissor(state.scissor);
+	apply_framebuffer();
 
 	bool shprog_changed = (state.shprog!=pipeline_state.get_shader_program());
 	pipeline_state.set_shader_program(state.shprog);
@@ -315,7 +333,7 @@ void Renderer::apply_state()
 			shdata_stack.erase(shdata_stack.begin()+state.shdata_count, shdata_stack.end());
 		for(const BoundProgramData &d: shdata_stack)
 		{
-			d.shdata->apply(*state.shprog, pipeline_state);
+			d.shdata->apply(*state.shprog, pipeline_state, frame_index);
 			d.generation = d.shdata->get_generation();
 		}
 		changed &= ~SHADER_DATA;
@@ -324,9 +342,9 @@ void Renderer::apply_state()
 	if(state.vertex_setup)
 	{
 		if(const VertexArray *array = state.vertex_setup->get_vertex_array())
-			array->refresh();
+			array->refresh(frame_index);
 		if(const VertexArray *array = state.vertex_setup->get_instance_array())
-			array->refresh();
+			array->refresh(frame_index);
 	}
 	pipeline_state.set_vertex_setup(state.vertex_setup);
 
@@ -342,12 +360,15 @@ void Renderer::apply_state()
 			if(t.binding<0 || shprog_changed)
 				t.binding = state.shprog->get_uniform_binding(t.tag);
 			if(t.binding>=0)
-				pipeline_state.set_texture(t.binding, t.texture, t.sampler);
+				pipeline_state.set_texture(t.binding, t.texture, t.level, t.sampler);
 		}
 
-	pipeline_state.set_depth_test(state.depth_test);
-	pipeline_state.set_stencil_test(state.stencil_test);
-	pipeline_state.set_blend(state.blend);
+	static const DepthTest default_depth_test;
+	pipeline_state.set_depth_test(state.depth_test ? *state.depth_test : default_depth_test);
+	static const StencilTest default_stencil_test;
+	pipeline_state.set_stencil_test(state.stencil_test ? *state.stencil_test : default_stencil_test);
+	static const Blend default_blend;
+	pipeline_state.set_blend(state.blend ? *state.blend : default_blend);
 }