zdray/src/lightmap/surfaces.h

//-----------------------------------------------------------------------------
// Note: this is a modified version of dlight. It is not the original software.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2013-2014 Samuel Villarreal
// svkaiser@gmail.com
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
//    1. The origin of this software must not be misrepresented; you must not
//    claim that you wrote the original software. If you use this software
//    in a product, an acknowledgment in the product documentation would be
//    appreciated but is not required.
//
//   2. Altered source versions must be plainly marked as such, and must not be
//   misrepresented as being the original software.
//
//    3. This notice may not be removed or altered from any source
//    distribution.
//

#pragma once

#include <vector>
#include <memory>

struct MapSubsectorEx;

enum surfaceType_t
{
	ST_UNKNOWN,
	ST_MIDDLESIDE,
	ST_UPPERSIDE,
	ST_LOWERSIDE,
	ST_CEILING,
	ST_FLOOR
};

// convert from fixed point(FRACUNIT) to floating point
#define F(x)  (((float)(x))/65536.0f)

struct surface_t
{
	kexPlane plane;
	int lightmapNum;
	int lightmapOffs[2];
	int lightmapDims[2];
	kexVec3 lightmapOrigin;
	kexVec3 lightmapSteps[2];
	kexVec3 textureCoords[2];
	kexBBox bounds;
	int numVerts;
	std::vector<kexVec3> verts;
	std::vector<float> lightmapCoords;
	surfaceType_t type;
	int typeIndex;
	bool bSky;
};

extern std::vector<std::unique_ptr<surface_t>> surfaces;

struct FLevel;

void CreateSurfaces(FLevel &doomMap);