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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
OVERVIEW
========
Dynamic Stencil Shadow Volumes
*/
#ifndef Shadow_h
#define Shadow_h
#include "Geometry.h"
#include "Color.h"
// +--------------------------------------------------------------------+
#define Shadow_DESTROY(x) if (x) { x->Destroy(); x = 0; }
// +--------------------------------------------------------------------+
class Light;
class Scene;
class Solid;
class Video;
// +--------------------------------------------------------------------+
class Shadow
{
public:
static const char* TYPENAME() { return "Shadow"; }
Shadow(Solid* solid);
virtual ~Shadow();
int operator == (const Shadow& s) const { return this == &s; }
// operations
void Render(Video* video);
void Update(Light* light);
void AddEdge(WORD v1, WORD v2);
void Reset();
bool IsEnabled() const { return enabled; }
void SetEnabled(bool e) { enabled = e; }
static void SetVisibleShadowVolumes(bool vis);
static bool GetVisibleShadowVolumes();
protected:
Solid* solid;
Vec3* verts;
int nverts;
int max_verts;
bool enabled;
WORD* edges;
DWORD num_edges;
};
// +--------------------------------------------------------------------+
#endif // Shadow_h
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