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/*
* Copyright 2011, Blender Foundation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __CURVES_H__
#define __CURVES_H__
#include "util_types.h"
#include "util_vector.h"
CCL_NAMESPACE_BEGIN
class Device;
class DeviceScene;
class Progress;
class Scene;
void curvebounds(float *lower, float *upper, float3 *p, int dim);
typedef enum curve_presets {
CURVE_CUSTOM,
CURVE_FAST_PLANES,
CURVE_TANGENT_SHADING,
CURVE_TRUE_NORMAL,
CURVE_ACCURATE_PRESET,
CURVE_SMOOTH_CURVES,
CURVE_SMOOTH_RIBBONS
} curve_presets;
typedef enum curve_primitives {
CURVE_TRIANGLES,
CURVE_LINE_SEGMENTS,
CURVE_SEGMENTS,
CURVE_RIBBONS
} curve_primitives;
typedef enum curve_shape {
CURVE_RIBBON,
CURVE_THICK
} curve_shape;
typedef enum curve_triangles {
CURVE_CAMERA_TRIANGLES,
CURVE_TESSELATED_TRIANGLES
} curve_triangles;
typedef enum curve_lines {
CURVE_ACCURATE,
CURVE_CORRECTED,
CURVE_POSTCORRECTED,
CURVE_UNCORRECTED
} curve_lines;
typedef enum curve_interpolation {
CURVE_LINEAR,
CURVE_CARDINAL,
CURVE_BSPLINE
} curve_interpolation;
class ParticleCurveData {
public:
ParticleCurveData();
~ParticleCurveData();
vector<int> psys_firstcurve;
vector<int> psys_curvenum;
vector<int> psys_shader;
vector<float> psys_rootradius;
vector<float> psys_tipradius;
vector<float> psys_shape;
vector<bool> psys_closetip;
vector<int> curve_firstkey;
vector<int> curve_keynum;
vector<float> curve_length;
vector<float3> curve_uv;
vector<float3> curve_vcol;
vector<float3> curvekey_co;
vector<float> curvekey_time;
};
/* HairSystem Manager */
class CurveSystemManager {
public:
int primitive;
int curve_shape;
int line_method;
int triangle_method;
int resolution;
int subdivisions;
float encasing_ratio;
float minimum_width;
float maximum_width;
bool use_curves;
bool use_encasing;
bool use_backfacing;
bool use_tangent_normal;
bool use_tangent_normal_geometry;
bool need_update;
bool need_mesh_update;
CurveSystemManager();
~CurveSystemManager();
void device_update(Device *device, DeviceScene *dscene, Scene *scene, Progress& progress);
void device_free(Device *device, DeviceScene *dscene);
bool modified(const CurveSystemManager& CurveSystemManager);
bool modified_mesh(const CurveSystemManager& CurveSystemManager);
void tag_update(Scene *scene);
void tag_update_mesh();
};
CCL_NAMESPACE_END
#endif /* __CURVES_H__ */
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