X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frender%2Fsequence.h;h=dd9fd8849b62b47f338970bdb9206f240c4470b6;hb=77a534371433054384d213922a2e8c55f8a69ad6;hp=ebdb55dd664636936ea9caea0c01de1a11c2a843;hpb=5bb193f930fb8738d099d630c4d625d82c1215b5;p=libs%2Fgl.git

diff --git a/source/render/sequence.h b/source/render/sequence.h
index ebdb55dd..dd9fd884 100644
--- a/source/render/sequence.h
+++ b/source/render/sequence.h
@@ -2,7 +2,7 @@
 #define MSP_GL_SEQUENCE_H_
 
 #include <vector>
-#include "blend.h"
+#include "color.h"
 #include "depthtest.h"
 #include "frameformat.h"
 #include "renderable.h"
@@ -11,7 +11,6 @@
 namespace Msp {
 namespace GL {
 
-class Clipping;
 class Lighting;
 class PostProcessor;
 class RenderTarget;
@@ -21,9 +20,9 @@ Top-level content class.  Typically a Sequence is used as the content
 Renderable for a View or effects such as ShadowMap or EnvironmentMap.
 
 A Sequence consists of a number of steps.  Each step is defined with a
-Renderable and a tag to render it with and may also have Lighting, Clipping,
-DepthTest and Blend states.  Scenes can be used to further organize Renderables
-within a step.
+Renderable and a tag to render it with and may also have Lighting, DepthTest
+and Blend states.  Scenes can be used to further organize Renderables within a
+step.
 
 PostProcessors can be applied after all of the steps in the Sequence have been
 processed.  Framebuffer objects are automatically used to pass render results
@@ -40,8 +39,6 @@ public:
 		const Lighting *lighting;
 		DepthTest depth_test;
 		StencilTest stencil_test;
-		Blend blend;
-		const Clipping *clipping;
 		Renderable *renderable;
 
 	public:
@@ -52,39 +49,38 @@ public:
 		void set_lighting(const Lighting *);
 		void set_depth_test(const DepthTest &);
 		void set_stencil_test(const StencilTest &);
-		void set_blend(const Blend &);
-		void set_clipping(const Clipping *);
 		const Lighting *get_lighting() const { return lighting; }
 		const DepthTest &get_depth_test() const { return depth_test; }
 		const StencilTest &get_stencil_test() const { return stencil_test; }
-		const Blend &get_blend() const { return blend; }
-		const Clipping *get_clipping() const { return clipping; }
 		Renderable *get_renderable() const { return renderable; }
 	};
 
 private:
-	struct PostProcStep
+	struct OwnedObject
 	{
-		PostProcessor *postproc;
-		bool owned;
+		void *pointer = 0;
+		void (*delete_func)(void *) = 0;
 
-		PostProcStep(PostProcessor *pp, bool o): postproc(pp), owned(o) { }
+		OwnedObject(void *p, void (*d)(void *)): pointer(p), delete_func(d) { }
 	};
 
 	std::vector<Step> steps;
-	std::vector<PostProcStep> postproc;
-	unsigned width;
-	unsigned height;
+	std::vector<PostProcessor *> postproc;
+	unsigned width = 0;
+	unsigned height = 0;
 	FrameFormat target_format;
-	RenderTarget *target[2];
-	RenderTarget *target_ms;
-	bool clear_enabled;
+	RenderTarget *target[2] = { 0, 0 };
+	RenderTarget *target_ms = 0;
+	bool clear_enabled = false;
 	std::vector<Color> clear_colors;
-	float clear_depth;
-	int clear_stencil;
+	float clear_depth = 1.0f;
+	int clear_stencil = 0;
+	std::vector<OwnedObject> owned_data;
+
+	static Tag noclear_tag;
 
 public:
-	Sequence();
+	Sequence() = default;
 	Sequence(unsigned, unsigned, const FrameFormat &);
 	~Sequence();
 
@@ -101,18 +97,18 @@ public:
 	Renderable multiple times. */
 	Step &add_step(Tag, Renderable &);
 
+	const std::vector<Step> &get_steps() const { return steps; }
+
 	/** Adds a postprocessor to the sequence. */
 	void add_postprocessor(PostProcessor &);
 
-	/** Adds a postprocessor to the sequence, transferring ownership.  The
-	postprocessor will be deleted together with with sequence.  It is also
-	deleted if this call throws an exception. */
-	void add_postprocessor_owned(PostProcessor *);
+	const std::vector<PostProcessor *> &get_postprocessors() const { return postproc; }
 
-private:
-	void add_postprocessor(PostProcessor *, bool);
+	/** Adds an owned object, which will be deleted together with the sequence. */
+	template<typename T>
+	void add_owned(T *p)
+	{ owned_data.push_back({ p, [](void *ptr){ delete static_cast<T *>(ptr); } }); }
 
-public:
 	virtual void setup_frame(Renderer &);
 	virtual void finish_frame();