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/* SPDX-License-Identifier: GPL-2.0-or-later */
#pragma once
/** \file
* \ingroup bke
*/
#include "BLI_utildefines.h"
#ifdef __cplusplus
extern "C" {
#endif
struct Depsgraph;
struct DynamicPaintCanvasSettings;
struct DynamicPaintModifierData;
struct DynamicPaintRuntime;
struct Object;
struct Scene;
/* 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 */
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[4];
float wetness;
short state;
float color[4];
} PaintPoint;
/* height field waves */
typedef struct PaintWavePoint {
float height;
float velocity;
float brush_isect;
short state;
} PaintWavePoint;
/**
* Modifier call. Processes dynamic paint modifier step.
*/
struct Mesh *dynamicPaint_Modifier_do(struct DynamicPaintModifierData *pmd,
struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *ob,
struct Mesh *me);
/**
* Free whole dynamic-paint modifier.
*/
void dynamicPaint_Modifier_free(struct DynamicPaintModifierData *pmd);
void dynamicPaint_Modifier_free_runtime(struct DynamicPaintRuntime *runtime);
void dynamicPaint_Modifier_copy(const struct DynamicPaintModifierData *pmd,
struct DynamicPaintModifierData *tpmd,
int flag);
/**
* Initialize modifier data.
*/
bool dynamicPaint_createType(struct DynamicPaintModifierData *pmd, int type, struct Scene *scene);
/**
* Creates a new surface and adds it to the list
* If scene is null, frame range of 1-250 is used
* A pointer to this surface is returned.
*/
struct DynamicPaintSurface *dynamicPaint_createNewSurface(
struct DynamicPaintCanvasSettings *canvas, struct Scene *scene);
/**
* Clears surface data back to zero.
*/
void dynamicPaint_clearSurface(const struct Scene *scene, struct DynamicPaintSurface *surface);
/**
* Completely (re)initializes surface (only for point cache types).
*/
bool dynamicPaint_resetSurface(const struct Scene *scene, struct DynamicPaintSurface *surface);
void dynamicPaint_freeSurface(const struct DynamicPaintModifierData *pmd,
struct DynamicPaintSurface *surface);
/**
* Free canvas data.
*/
void dynamicPaint_freeCanvas(struct DynamicPaintModifierData *pmd);
/* Free brush data */
void dynamicPaint_freeBrush(struct DynamicPaintModifierData *pmd);
void dynamicPaint_freeSurfaceData(struct DynamicPaintSurface *surface);
/**
* Update cache frame range.
*/
void dynamicPaint_cacheUpdateFrames(struct DynamicPaintSurface *surface);
bool dynamicPaint_outputLayerExists(struct DynamicPaintSurface *surface,
struct Object *ob,
int output);
/**
* Change surface data to defaults on new type.
*/
void dynamicPaintSurface_updateType(struct DynamicPaintSurface *surface);
void dynamicPaintSurface_setUniqueName(struct DynamicPaintSurface *surface, const char *basename);
/**
* Get currently active surface (in user interface).
*/
struct DynamicPaintSurface *get_activeSurface(struct DynamicPaintCanvasSettings *canvas);
/**
* Image sequence baking.
*/
int dynamicPaint_createUVSurface(struct Scene *scene,
struct DynamicPaintSurface *surface,
float *progress,
short *do_update);
/**
* Calculate a single frame and included sub-frames for surface.
*/
int dynamicPaint_calculateFrame(struct DynamicPaintSurface *surface,
struct Depsgraph *depsgraph,
struct Scene *scene,
struct Object *cObject,
int frame);
void dynamicPaint_outputSurfaceImage(struct DynamicPaintSurface *surface,
const char *filepath,
short output_layer);
/* PaintPoint state */
#define DPAINT_PAINT_NONE -1
#define DPAINT_PAINT_DRY 0
#define DPAINT_PAINT_WET 1
#define DPAINT_PAINT_NEW 2
/* PaintWavePoint state */
#define DPAINT_WAVE_ISECT_CHANGED -1
#define DPAINT_WAVE_NONE 0
#define DPAINT_WAVE_OBSTACLE 1
#define DPAINT_WAVE_REFLECT_ONLY 2
#ifdef __cplusplus
}
#endif
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