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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.
*
* 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.
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <math.h>
#include <stdio.h>
#include <string.h>
#include "BLI_blenlib.h"
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include "DNA_dynamicpaint_types.h"
#include "DNA_modifier_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BKE_blender.h"
#include "BKE_context.h"
#include "BKE_deform.h"
#include "BKE_depsgraph.h"
#include "BKE_dynamicpaint.h"
#include "BKE_global.h"
#include "BKE_modifier.h"
#include "BKE_report.h"
#include "ED_mesh.h"
#include "ED_screen.h"
#include "ED_object.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "RNA_enum_types.h"
#include "PIL_time.h"
#include "WM_types.h"
#include "WM_api.h"
#include "physics_intern.h" /* own include */
static int surface_slot_add_exec(bContext *C, wmOperator *UNUSED(op))
{
DynamicPaintModifierData *pmd = NULL;
Object *cObject = ED_object_context(C);
DynamicPaintCanvasSettings *canvas;
DynamicPaintSurface *surface;
/* Make sure we're dealing with a canvas */
pmd = (DynamicPaintModifierData *)modifiers_findByType(cObject, eModifierType_DynamicPaint);
if (!pmd || !pmd->canvas) return OPERATOR_CANCELLED;
canvas = pmd->canvas;
surface = dynamicPaint_createNewSurface(canvas, CTX_data_scene(C));
if (!surface) return OPERATOR_CANCELLED;
/* set preview for this surface only and set active */
canvas->active_sur = 0;
for (surface = surface->prev; surface; surface = surface->prev) {
surface->flags &= ~MOD_DPAINT_PREVIEW;
canvas->active_sur++;
}
return OPERATOR_FINISHED;
}
/* add surface slot */
void DPAINT_OT_surface_slot_add(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Add Surface Slot";
ot->idname = "DPAINT_OT_surface_slot_add";
ot->description = "Add a new Dynamic Paint surface slot";
/* api callbacks */
ot->exec = surface_slot_add_exec;
ot->poll = ED_operator_object_active_editable;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int surface_slot_remove_exec(bContext *C, wmOperator *UNUSED(op))
{
DynamicPaintModifierData *pmd = NULL;
Object *obj_ctx = ED_object_context(C);
DynamicPaintCanvasSettings *canvas;
DynamicPaintSurface *surface;
int id = 0;
/* Make sure we're dealing with a canvas */
pmd = (DynamicPaintModifierData *)modifiers_findByType(obj_ctx, eModifierType_DynamicPaint);
if (!pmd || !pmd->canvas) return OPERATOR_CANCELLED;
canvas = pmd->canvas;
surface = canvas->surfaces.first;
/* find active surface and remove it */
for (; surface; surface = surface->next) {
if (id == canvas->active_sur) {
canvas->active_sur -= 1;
dynamicPaint_freeSurface(surface);
break;
}
id++;
}
dynamicPaint_resetPreview(canvas);
DAG_id_tag_update(&obj_ctx->id, OB_RECALC_DATA);
WM_event_add_notifier(C, NC_OBJECT | ND_MODIFIER, obj_ctx);
return OPERATOR_FINISHED;
}
/* remove surface slot */
void DPAINT_OT_surface_slot_remove(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Remove Surface Slot";
ot->idname = "DPAINT_OT_surface_slot_remove";
ot->description = "Remove the selected surface slot";
/* api callbacks */
ot->exec = surface_slot_remove_exec;
ot->poll = ED_operator_object_active_editable;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int type_toggle_exec(bContext *C, wmOperator *op)
{
Object *cObject = ED_object_context(C);
Scene *scene = CTX_data_scene(C);
DynamicPaintModifierData *pmd = (DynamicPaintModifierData *)modifiers_findByType(cObject, eModifierType_DynamicPaint);
int type = RNA_enum_get(op->ptr, "type");
if (!pmd) return OPERATOR_CANCELLED;
/* if type is already enabled, toggle it off */
if (type == MOD_DYNAMICPAINT_TYPE_CANVAS && pmd->canvas) {
dynamicPaint_freeCanvas(pmd);
}
else if (type == MOD_DYNAMICPAINT_TYPE_BRUSH && pmd->brush) {
dynamicPaint_freeBrush(pmd);
}
/* else create a new type */
else {
if (!dynamicPaint_createType(pmd, type, scene))
return OPERATOR_CANCELLED;
}
/* update dependency */
DAG_id_tag_update(&cObject->id, OB_RECALC_DATA);
WM_event_add_notifier(C, NC_OBJECT | ND_MODIFIER, cObject);
DAG_scene_sort(CTX_data_main(C), scene);
return OPERATOR_FINISHED;
}
void DPAINT_OT_type_toggle(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Toggle Type Active";
ot->idname = "DPAINT_OT_type_toggle";
ot->description = "Toggle whether given type is active or not";
/* api callbacks */
ot->exec = type_toggle_exec;
ot->poll = ED_operator_object_active_editable;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
prop = RNA_def_enum(ot->srna, "type", prop_dynamicpaint_type_items, MOD_DYNAMICPAINT_TYPE_CANVAS, "Type", "");
ot->prop = prop;
}
static int output_toggle_exec(bContext *C, wmOperator *op)
{
Object *ob = ED_object_context(C);
Scene *scene = CTX_data_scene(C);
DynamicPaintSurface *surface;
DynamicPaintModifierData *pmd = (DynamicPaintModifierData *)modifiers_findByType(ob, eModifierType_DynamicPaint);
int output = RNA_enum_get(op->ptr, "output"); /* currently only 1/0 */
if (!pmd || !pmd->canvas) return OPERATOR_CANCELLED;
surface = get_activeSurface(pmd->canvas);
/* if type is already enabled, toggle it off */
if (surface->format == MOD_DPAINT_SURFACE_F_VERTEX) {
int exists = dynamicPaint_outputLayerExists(surface, ob, output);
const char *name;
if (output == 0)
name = surface->output_name;
else
name = surface->output_name2;
/* Vertex Color Layer */
if (surface->type == MOD_DPAINT_SURFACE_T_PAINT) {
if (!exists)
ED_mesh_color_add(C, scene, ob, ob->data, name, 1);
else
ED_mesh_color_remove_named(C, ob, ob->data, name);
}
/* Vertex Weight Layer */
else if (surface->type == MOD_DPAINT_SURFACE_T_WEIGHT) {
if (!exists) {
ED_vgroup_add_name(ob, name);
}
else {
bDeformGroup *defgroup = defgroup_find_name(ob, name);
if (defgroup) ED_vgroup_delete(ob, defgroup);
}
}
}
return OPERATOR_FINISHED;
}
void DPAINT_OT_output_toggle(wmOperatorType *ot)
{
static EnumPropertyItem prop_output_toggle_types[] = {
{0, "A", 0, "Output A", ""},
{1, "B", 0, "Output B", ""},
{0, NULL, 0, NULL, NULL}
};
/* identifiers */
ot->name = "Toggle Output Layer";
ot->idname = "DPAINT_OT_output_toggle";
ot->description = "Add or remove Dynamic Paint output data layer";
/* api callbacks */
ot->exec = output_toggle_exec;
ot->poll = ED_operator_object_active_editable;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
ot->prop = RNA_def_enum(ot->srna, "output", prop_output_toggle_types, 0, "Output Toggle", "");
}
/***************************** Image Sequence Baking ******************************/
/*
* Do actual bake operation. Loop through to-be-baked frames.
* Returns 0 on failure.
*/
static int dynamicPaint_bakeImageSequence(bContext *C, DynamicPaintSurface *surface, Object *cObject)
{
DynamicPaintCanvasSettings *canvas = surface->canvas;
Scene *scene = CTX_data_scene(C);
wmWindow *win = CTX_wm_window(C);
int frame = 1;
int frames;
frames = surface->end_frame - surface->start_frame + 1;
if (frames <= 0) {BLI_strncpy(canvas->error, "No frames to bake.", sizeof(canvas->error)); return 0;}
/* Set frame to start point (also inits modifier data) */
frame = surface->start_frame;
scene->r.cfra = (int)frame;
ED_update_for_newframe(CTX_data_main(C), scene, 1);
/* Init surface */
if (!dynamicPaint_createUVSurface(surface)) return 0;
/* Loop through selected frames */
for (frame = surface->start_frame; frame <= surface->end_frame; frame++) {
float progress = (frame - surface->start_frame) / (float)frames * 100;
surface->current_frame = frame;
/* If user requested stop (esc), quit baking */
if (blender_test_break()) return 0;
/* Update progress bar cursor */
WM_cursor_time(win, (int)progress);
/* calculate a frame */
scene->r.cfra = (int)frame;
ED_update_for_newframe(CTX_data_main(C), scene, 1);
if (!dynamicPaint_calculateFrame(surface, scene, cObject, frame)) return 0;
/*
* Save output images
*/
{
char filename[FILE_MAX];
/* primary output layer */
if (surface->flags & MOD_DPAINT_OUT1) {
/* set filepath */
BLI_join_dirfile(filename, sizeof(filename), surface->image_output_path, surface->output_name);
BLI_path_frame(filename, frame, 4);
/* save image */
dynamicPaint_outputSurfaceImage(surface, filename, 0);
}
/* secondary output */
if (surface->flags & MOD_DPAINT_OUT2 && surface->type == MOD_DPAINT_SURFACE_T_PAINT) {
/* set filepath */
BLI_join_dirfile(filename, sizeof(filename), surface->image_output_path, surface->output_name2);
BLI_path_frame(filename, frame, 4);
/* save image */
dynamicPaint_outputSurfaceImage(surface, filename, 1);
}
}
}
return 1;
}
/*
* Bake Dynamic Paint image sequence surface
*/
static int dynamicPaint_initBake(struct bContext *C, struct wmOperator *op)
{
DynamicPaintModifierData *pmd = NULL;
DynamicPaintCanvasSettings *canvas;
Object *ob = ED_object_context(C);
int status = 0;
double timer = PIL_check_seconds_timer();
char result_str[80];
DynamicPaintSurface *surface;
/*
* Get modifier data
*/
pmd = (DynamicPaintModifierData *)modifiers_findByType(ob, eModifierType_DynamicPaint);
if (!pmd) {
BKE_report(op->reports, RPT_ERROR, "Bake Failed: No Dynamic Paint modifier found.");
return 0;
}
/* Make sure we're dealing with a canvas */
canvas = pmd->canvas;
if (!canvas) {
BKE_report(op->reports, RPT_ERROR, "Bake Failed: Invalid Canvas.");
return 0;
}
surface = get_activeSurface(canvas);
/* Set state to baking and init surface */
canvas->error[0] = '\0';
canvas->flags |= MOD_DPAINT_BAKING;
G.is_break = FALSE; /* reset blender_test_break*/
/* Bake Dynamic Paint */
status = dynamicPaint_bakeImageSequence(C, surface, ob);
/* Clear bake */
canvas->flags &= ~MOD_DPAINT_BAKING;
WM_cursor_restore(CTX_wm_window(C));
dynamicPaint_freeSurfaceData(surface);
/* Bake was successful:
* Report for ended bake and how long it took */
if (status) {
/* Format time string */
char time_str[30];
double time = PIL_check_seconds_timer() - timer;
BLI_timestr(time, time_str);
/* Show bake info */
BLI_snprintf(result_str, sizeof(result_str), "Bake Complete! (%s)", time_str);
BKE_report(op->reports, RPT_INFO, result_str);
}
else {
if (strlen(canvas->error)) { /* If an error occured */
BLI_snprintf(result_str, sizeof(result_str), "Bake Failed: %s", canvas->error);
BKE_report(op->reports, RPT_ERROR, result_str);
}
else { /* User canceled the bake */
BLI_strncpy(result_str, "Baking Cancelled!", sizeof(result_str));
BKE_report(op->reports, RPT_WARNING, result_str);
}
}
return status;
}
static int dynamicpaint_bake_exec(bContext *C, wmOperator *op)
{
/* Bake dynamic paint */
if (!dynamicPaint_initBake(C, op)) {
return OPERATOR_CANCELLED;}
return OPERATOR_FINISHED;
}
void DPAINT_OT_bake(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Dynamic Paint Bake";
ot->description = "Bake dynamic paint image sequence surface";
ot->idname = "DPAINT_OT_bake";
/* api callbacks */
ot->exec = dynamicpaint_bake_exec;
ot->poll = ED_operator_object_active_editable;
}
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