C++ (Cpp) BKE_paint_curve_add Examples

Example #1

File: paint_curve.c Project: wchargin/blender

static void paintcurve_point_add(bContext *C,  wmOperator *op, const int loc[2])
{
	Paint *p = BKE_paint_get_active_from_context(C);
	Brush *br = p->brush;
	Main *bmain = CTX_data_main(C);
	PaintCurve *pc;
	PaintCurvePoint *pcp;
	wmWindow *window = CTX_wm_window(C);
	ARegion *ar = CTX_wm_region(C);
	float vec[3] = {loc[0], loc[1], 0.0};
	int add_index;
	int i;

	pc = br->paint_curve;
	if (!pc) {
		br->paint_curve = pc = BKE_paint_curve_add(bmain, "PaintCurve");
	}

	ED_paintcurve_undo_push_begin(op->type->name);

	pcp = MEM_mallocN((pc->tot_points + 1) * sizeof(PaintCurvePoint), "PaintCurvePoint");
	add_index = pc->add_index;

	if (pc->points) {
		if (add_index > 0)
			memcpy(pcp, pc->points, add_index * sizeof(PaintCurvePoint));
		if (add_index < pc->tot_points)
			memcpy(pcp + add_index + 1, pc->points + add_index, (pc->tot_points - add_index) * sizeof(PaintCurvePoint));

		MEM_freeN(pc->points);
	}
	pc->points = pcp;
	pc->tot_points++;

	/* initialize new point */
	memset(&pcp[add_index], 0, sizeof(PaintCurvePoint));
	copy_v3_v3(pcp[add_index].bez.vec[0], vec);
	copy_v3_v3(pcp[add_index].bez.vec[1], vec);
	copy_v3_v3(pcp[add_index].bez.vec[2], vec);

	/* last step, clear selection from all bezier handles expect the next */
	for (i = 0; i < pc->tot_points; i++) {
		pcp[i].bez.f1 = pcp[i].bez.f2 = pcp[i].bez.f3 = 0;
	}

	BKE_paint_curve_clamp_endpoint_add_index(pc, add_index);

	if (pc->add_index != 0) {
		pcp[add_index].bez.f3 = SELECT;
		pcp[add_index].bez.h2 = HD_ALIGN;
	}
	else {
		pcp[add_index].bez.f1 = SELECT;
		pcp[add_index].bez.h1 = HD_ALIGN;
	}

	ED_paintcurve_undo_push_end();

	WM_paint_cursor_tag_redraw(window, ar);
}

Example #2

File: paint_curve.c Project: mgschwan/blensor

static int paintcurve_new_exec(bContext *C, wmOperator *UNUSED(op))
{
	Paint *p = BKE_paint_get_active_from_context(C);
	Main *bmain = CTX_data_main(C);

	if (p && p->brush) {
		p->brush->paint_curve = BKE_paint_curve_add(bmain, "PaintCurve");
	}

	return OPERATOR_FINISHED;
}

Example #3

File: paint_curve.c Project: dfelinto/blender

static int paintcurve_new_exec(bContext *C, wmOperator *UNUSED(op))
{
  Paint *p = BKE_paint_get_active_from_context(C);
  Main *bmain = CTX_data_main(C);

  if (p && p->brush) {
    p->brush->paint_curve = BKE_paint_curve_add(bmain, "PaintCurve");
  }

  WM_event_add_notifier(C, NC_PAINTCURVE | NA_ADDED, NULL);

  return OPERATOR_FINISHED;
}