X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Feffects%2Fshadowmap.h;h=cf2dec01bc69e90afda1255dd63918fd5b8d5ebc;hb=bace0b24414abc7b3ba46df3a9fd7408d7479a5e;hp=63d946c20e04c4aa4710dad2c345ce4e4e254a35;hpb=5bb193f930fb8738d099d630c4d625d82c1215b5;p=libs%2Fgl.git

diff --git a/source/effects/shadowmap.h b/source/effects/shadowmap.h
index 63d946c2..cf2dec01 100644
--- a/source/effects/shadowmap.h
+++ b/source/effects/shadowmap.h
@@ -2,16 +2,17 @@
 #define MSP_GL_SHADOWMAP_H_
 
 #include "camera.h"
-#include "depthtest.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;
 
 /**
@@ -23,24 +24,55 @@ texture coordinate generation to determine whether each fragment is lit.
 class ShadowMap: public Effect
 {
 private:
-	unsigned size;
-	const Light &light;
-	Renderable &shadow_caster;
+	enum ShadowType
+	{
+		NONE,
+		DIRECTIONAL
+	};
+
+	struct ShadowedLight
+	{
+		const Light *light;
+		unsigned index;
+		Rect region;
+		ShadowType type;
+		unsigned view_index;
+		Renderable *shadow_caster;
+	};
+
+	struct ShadowView
+	{
+		unsigned light_index;
+		unsigned face;
+		Camera camera;
+	};
+
+	unsigned width;
+	unsigned height;
+	const Lighting *lighting;
+	std::vector<ShadowedLight> lights;
+	std::vector<ShadowView> views;
 	Framebuffer fbo;
-	Camera shadow_camera;
-	Matrix shadow_matrix;
 	Texture2D depth_buf;
-	DepthTest depth_test;
 	const Sampler &sampler;
 	Vector3 target;
-	float radius;
-	float depth_bias;
+	float radius = 1.0f;
+	float depth_bias = 4.0f;
+	float darkness = 1.0f;
 	ProgramData shdata;
-	bool rendered;
+	bool rendered = false;
+	std::string debug_name;
 
+	ShadowMap(unsigned, unsigned, Renderable &, const Lighting *);
 public:
-	ShadowMap(unsigned, Renderable &, const Light &, Renderable &);
+	ShadowMap(unsigned, Renderable &, const DirectionalLight &, Renderable &);
+	ShadowMap(unsigned, unsigned, Renderable &, const Lighting &);
 
+	void add_light(const DirectionalLight &, unsigned, Renderable &);
+private:
+	void add_light(const Light &, unsigned, ShadowType, Renderable &);
+
+public:
 	/** Sets the ShadowMap target point and radius.  The transformation matrix is
 	computed so that a sphere with the specified parameters will be completely
 	covered by the ShadowMap. */
@@ -58,7 +90,6 @@ 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();