104 lines
3.7 KiB
C++
104 lines
3.7 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2016 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup edgizmolib
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*/
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#ifndef __GIZMO_LIBRARY_INTERN_H__
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#define __GIZMO_LIBRARY_INTERN_H__
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/**
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* Data for common interactions. Used in gizmo_library_utils.c functions.
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*/
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typedef struct GizmoCommonData {
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float range_fac; /* factor for arrow min/max distance */
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float offset;
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/* property range for constrained gizmos */
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float range;
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/* min/max value for constrained gizmos */
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float min, max;
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uint is_custom_range_set : 1;
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} GizmoCommonData;
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typedef struct GizmoInteraction {
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float init_value; /* initial property value */
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float init_mval[2];
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float init_offset;
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float init_matrix_final[4][4];
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float init_matrix_basis[4][4];
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/* offset of last handling step */
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float prev_offset;
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/* Total offset added by precision tweaking.
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* Needed to allow toggling precision on/off without causing jumps */
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float precision_offset;
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} GizmoInteraction;
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float gizmo_offset_from_value(GizmoCommonData *data,
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const float value,
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const bool constrained,
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const bool inverted);
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float gizmo_value_from_offset(GizmoCommonData *data,
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GizmoInteraction *inter,
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const float offset,
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const bool constrained,
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const bool inverted,
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const bool use_precision);
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void gizmo_property_data_update(struct wmGizmo *gz,
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GizmoCommonData *data,
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wmGizmoProperty *gz_prop,
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const bool constrained,
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const bool inverted);
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void gizmo_property_value_reset(bContext *C,
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const struct wmGizmo *gz,
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GizmoInteraction *inter,
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wmGizmoProperty *gz_prop);
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/* -------------------------------------------------------------------- */
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void gizmo_color_get(const struct wmGizmo *gz, const bool highlight, float r_color[4]);
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bool gizmo_window_project_2d(bContext *C,
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const struct wmGizmo *gz,
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const float mval[2],
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int axis,
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bool use_offset,
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float r_co[2]);
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bool gizmo_window_project_3d(
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bContext *C, const struct wmGizmo *gz, const float mval[2], bool use_offset, float r_co[3]);
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/* -------------------------------------------------------------------- */
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/* Gizmo drawing */
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#include "gizmo_geometry.h"
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void wm_gizmo_geometryinfo_draw(const struct GizmoGeomInfo *info,
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const bool select,
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const float color[4]);
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void wm_gizmo_vec_draw(
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const float color[4], const float (*verts)[3], uint vert_count, uint pos, uint primitive_type);
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#endif /* __GIZMO_LIBRARY_INTERN_H__ */
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