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//-----------------------------------------------------------------------------
// Name: csg.h
// Developer: Wolfire Games LLC
// Description:
// License: Read below
//-----------------------------------------------------------------------------
//
//
// Copyright 2022 Wolfire Games LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//-----------------------------------------------------------------------------
#pragma once
#include <vector>
struct CSGResult {
std::vector<int> indices;
std::vector<int> vert_id;
std::vector<double> bary;
std::vector<double> verts;
};
struct CSGResultCombined {
CSGResult result[2][2];
};
struct CSGModelInfo {
std::vector<int> faces;
std::vector<double> verts;
std::vector<float> tex_coords;
std::vector<float> tex_coords2;
};
class BulletWorld;
class Model;
class mat4;
bool CollideObjects(BulletWorld& bw, const Model &model_a, const mat4 &transform_a, const Model &model_b, const mat4 &transform_b, CSGResultCombined *results);
void AddCSGResult(const CSGResult &result, CSGModelInfo *csg_model, const Model& model, bool flip);
bool CheckShapeValid(const std::vector<int> &faces, const std::vector<double> &vertices);
void MultiplyMat4Vec3D(const mat4& mat, double vec[]);
int ModelFromCSGModelInfo(const CSGModelInfo &model_info);
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