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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 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, float value, bool constrained, bool inverted);
float gizmo_value_from_offset(GizmoCommonData *data,
GizmoInteraction *inter,
float offset,
bool constrained,
bool inverted,
bool use_precision);
void gizmo_property_data_update(struct wmGizmo *gz,
GizmoCommonData *data,
wmGizmoProperty *gz_prop,
bool constrained,
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, bool highlight, float r_color[4]);
/**
* Takes mouse coordinates and returns them in relation to the gizmo.
* Both 2D & 3D supported, use so we can use 2D gizmos in the 3D view.
*/
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"
/**
* Main draw call for #GizmoGeomInfo data
*/
void wm_gizmo_geometryinfo_draw(const struct GizmoGeomInfo *info,
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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