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/**
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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.
*
* Contributor(s): Miika Hämäläinen
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_DYNAMIC_PAINT_H_
#define BKE_DYNAMIC_PAINT_H_
#include "DNA_dynamicpaint_types.h"
struct PaintEffectData;
struct PaintBakeData;
struct bContext;
struct wmOperator;
/* Actual surface point */
typedef struct PaintSurfaceData {
void *format_data; /* special data for each surface "format" */
void *type_data; /* data used by specific surface type */
struct PaintAdjData *adj_data; /* adjacency data for current surface */
struct PaintBakeData *bData; /* temporary per step data used for frame calculation */
unsigned int total_points;
} PaintSurfaceData;
/* Paint type surface point */
typedef struct PaintPoint {
/* Wet paint is handled at effect layer only
* and mixed to surface when drying */
float e_color[3];
float e_alpha;
float wetness;
short state; /* -1 = doesn't exist (On UV mapped image
* there can be points that doesn't exist on mesh surface)
* 0 = empty or dry
* 1 = wet paint
* 2 = new paint */
float color[3];
float alpha;
} PaintPoint;
/* heigh field waves */
typedef struct PaintWavePoint {
float height;
float velocity;
short state; /* 0 = neutral
* 1 = obstacle
* 2 = reflect only */
} PaintWavePoint;
struct DerivedMesh *dynamicPaint_Modifier_do(struct DynamicPaintModifierData *pmd, struct Scene *scene, struct Object *ob, struct DerivedMesh *dm);
void dynamicPaint_Modifier_free (struct DynamicPaintModifierData *pmd);
void dynamicPaint_Modifier_copy(struct DynamicPaintModifierData *pmd, struct DynamicPaintModifierData *tsmd);
int dynamicPaint_createType(struct DynamicPaintModifierData *pmd, int type, struct Scene *scene);
struct DynamicPaintSurface *dynamicPaint_createNewSurface(struct DynamicPaintCanvasSettings *canvas, struct Scene *scene);
void dynamicPaint_clearSurface(struct DynamicPaintSurface *surface);
int dynamicPaint_resetSurface(struct DynamicPaintSurface *surface);
void dynamicPaint_freeSurface(struct DynamicPaintSurface *surface);
void dynamicPaint_freeCanvas(struct DynamicPaintModifierData *pmd);
void dynamicPaint_freeBrush(struct DynamicPaintModifierData *pmd);
void dynamicPaint_cacheUpdateFrames(struct DynamicPaintSurface *surface);
int dynamicPaint_surfaceHasColorPreview(struct DynamicPaintSurface *surface);
int dynamicPaint_outputLayerExists(struct DynamicPaintSurface *surface, struct Object *ob, int index);
void dynamicPaintSurface_updateType(struct DynamicPaintSurface *surface);
void dynamicPaintSurface_setUniqueName(struct DynamicPaintSurface *surface, char *basename);
void dynamicPaint_resetPreview(struct DynamicPaintCanvasSettings *canvas);
struct DynamicPaintSurface *get_activeSurface(struct DynamicPaintCanvasSettings *canvas);
int dynamicPaint_initBake(struct bContext *C, struct wmOperator *op);
#endif /* BKE_DYNAMIC_PAINT_H_ */
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