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/*
* 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.
*
* The Original Code is Copyright (C) 2016 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup edgizmolib
*/
#pragma once
/**
* Data for common interactions. Used in gizmo_library_utils.c functions.
*/
typedef struct GizmoCommonData {
float range_fac; /* factor for arrow min/max distance */
float offset;
/* property range for constrained gizmos */
float range;
/* min/max value for constrained gizmos */
float min, max;
uint is_custom_range_set : 1;
} GizmoCommonData;
typedef struct GizmoInteraction {
float init_value; /* initial property value */
float init_mval[2];
float init_offset;
float init_matrix_final[4][4];
float init_matrix_basis[4][4];
/* offset of last handling step */
float prev_offset;
/* Total offset added by precision tweaking.
* Needed to allow toggling precision on/off without causing jumps */
float precision_offset;
} GizmoInteraction;
float gizmo_offset_from_value(GizmoCommonData *data,
const float value,
const bool constrained,
const bool inverted);
float gizmo_value_from_offset(GizmoCommonData *data,
GizmoInteraction *inter,
const float offset,
const bool constrained,
const bool inverted,
const bool use_precision);
void gizmo_property_data_update(struct wmGizmo *gz,
GizmoCommonData *data,
wmGizmoProperty *gz_prop,
const bool constrained,
const bool inverted);
void gizmo_property_value_reset(bContext *C,
const struct wmGizmo *gz,
GizmoInteraction *inter,
wmGizmoProperty *gz_prop);
/* -------------------------------------------------------------------- */
void gizmo_color_get(const struct wmGizmo *gz, const bool highlight, float r_color[4]);
bool gizmo_window_project_2d(bContext *C,
const struct wmGizmo *gz,
const float mval[2],
int axis,
bool use_offset,
float r_co[2]);
bool gizmo_window_project_3d(
bContext *C, const struct wmGizmo *gz, const float mval[2], bool use_offset, float r_co[3]);
/* -------------------------------------------------------------------- */
/* Gizmo drawing */
#include "gizmo_geometry.h"
void wm_gizmo_geometryinfo_draw(const struct GizmoGeomInfo *info,
const bool select,
const float color[4]);
void wm_gizmo_vec_draw(
const float color[4], const float (*verts)[3], uint vert_count, uint pos, uint primitive_type);
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