X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Feffects%2Fshadowmap.h;h=611f56f51040a2204055e29f37d0e67a68d48b7c;hp=5f6c5c15e3822cf80df88b3d3b2ae9378ebc5e12;hb=38712d8ecc57d043a2419ffbaeeb57f7a6586f14;hpb=70d9d2d28e5fe723c6b46894276e4c935f578e2d

diff --git a/source/effects/shadowmap.h b/source/effects/shadowmap.h
index 5f6c5c15..611f56f5 100644
--- a/source/effects/shadowmap.h
+++ b/source/effects/shadowmap.h
@@ -1,17 +1,19 @@
 #ifndef MSP_GL_SHADOWMAP_H_
 #define MSP_GL_SHADOWMAP_H_
 
+#include "camera.h"
 #include "effect.h"
 #include "framebuffer.h"
 #include "programdata.h"
+#include "rect.h"
 #include "texture2d.h"
 #include "vector.h"
 
 namespace Msp {
 namespace GL {
 
+class DirectionalLight;
 class Light;
-class Resources;
 
 /**
 Creates shadows on a renderable through a shadow map texture.  In the setup
@@ -22,20 +24,36 @@ texture coordinate generation to determine whether each fragment is lit.
 class ShadowMap: public Effect
 {
 private:
-	unsigned size;
-	const Light &light;
+	struct ShadowedLight
+	{
+		const Light *light;
+		unsigned index;
+		Rect region;
+		Camera shadow_camera;
+	};
+
+	unsigned width;
+	unsigned height;
+	const Lighting *lighting;
+	std::vector<ShadowedLight> lights;
+	Renderable &shadow_caster;
 	Framebuffer fbo;
-	Matrix shadow_matrix;
 	Texture2D depth_buf;
 	const Sampler &sampler;
 	Vector3 target;
-	float radius;
-	float depth_bias;
-	mutable ProgramData shdata;
-	bool rendered;
+	float radius = 1.0f;
+	float depth_bias = 4.0f;
+	float darkness = 1.0f;
+	ProgramData shdata;
+	bool rendered = false;
+	std::string debug_name;
 
+	ShadowMap(unsigned, unsigned, Renderable &, const Lighting *, Renderable &);
 public:
-	ShadowMap(Resources &, unsigned, Renderable &, const Light &);
+	ShadowMap(unsigned, Renderable &, const DirectionalLight &, Renderable &);
+	ShadowMap(unsigned, unsigned, Renderable &, const Lighting &, Renderable &);
+
+	void add_light(const DirectionalLight &, unsigned);
 
 	/** Sets the ShadowMap target point and radius.  The transformation matrix is
 	computed so that a sphere with the specified parameters will be completely
@@ -54,12 +72,13 @@ public:
 	void set_depth_bias(float);
 
 	const Texture2D &get_depth_texture() const { return depth_buf; }
-	const Matrix &get_shadow_matrix() const { return shadow_matrix; }
 
 	virtual void setup_frame(Renderer &);
 	virtual void finish_frame();
 
-	virtual void render(Renderer &, const Tag & = Tag()) const;
+	virtual void render(Renderer &, Tag = Tag()) const;
+
+	virtual void set_debug_name(const std::string &);
 };
 
 } // namespace GL