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https://git.code.sf.net/p/quake/quakeforge
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87 lines
3.7 KiB
C
87 lines
3.7 KiB
C
/*
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transform.h
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Transform management
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Copyright (C) 2021 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2021/02/26
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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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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.
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See the GNU General Public License for more details.
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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:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __QF_scene_transform_h
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#define __QF_scene_transform_h
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#include "QF/darray.h"
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#include "QF/qtypes.h"
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#include "QF/simd/vec4f.h"
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#include "QF/simd/mat4f.h"
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/** \defgroup transform Transform management
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\ingroup utils
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*/
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///@{
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typedef struct transform_s {
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struct hierarchy_s *hierarchy;
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uint32_t index;
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} transform_t;
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transform_t *Transform_New (transform_t *parent);
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void Transform_Delete (transform_t *transform);
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transform_t *Transform_NewNamed (transform_t *parent, const char *name);
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uint32_t Transform_ChildCount (const transform_t *transform) __attribute__((pure));
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transform_t *Transform_GetChild (const transform_t *transform,
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uint32_t childIndex) __attribute__((pure));
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void Transform_SetParent (transform_t *transform, transform_t *parent);
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transform_t *Transform_GetParent (const transform_t *transform) __attribute__((pure));
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void Transform_SetName (transform_t *transform, const char *name);
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const char *Transform_GetName (const transform_t *transform) __attribute__((pure));
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void Transform_SetTag (transform_t *transform, uint32_t tag);
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uint32_t Transform_GetTag (const transform_t *transform) __attribute__((pure));
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void Transform_GetLocalMatrix (const transform_t *transform, mat4f_t mat);
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void Transform_GetLocalInverse (const transform_t *transform, mat4f_t mat);
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void Transform_GetWorldMatrix (const transform_t *transform, mat4f_t mat);
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void Transform_GetWorldInverse (const transform_t *transform, mat4f_t mat);
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vec4f_t Transform_GetLocalPosition (const transform_t *transform) __attribute__((pure));
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void Transform_SetLocalPosition (transform_t *transform, vec4f_t position);
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vec4f_t Transform_GetLocalRotation (const transform_t *transform) __attribute__((pure));
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void Transform_SetLocalRotation (transform_t *transform, vec4f_t rotation);
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vec4f_t Transform_GetLocalScale (const transform_t *transform) __attribute__((pure));
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void Transform_SetLocalScale (transform_t *transform, vec4f_t scale);
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vec4f_t Transform_GetWorldPosition (const transform_t *transform) __attribute__((pure));
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void Transform_SetWorldPosition (transform_t *transform, vec4f_t position);
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vec4f_t Transform_GetWorldRotation (const transform_t *transform) __attribute__((pure));
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void Transform_SetWorldRotation (transform_t *transform, vec4f_t rotation);
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vec4f_t Transform_GetWorldScale (const transform_t *transform) __attribute__((pure));
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void Transform_SetLocalTransform (transform_t *transform, vec4f_t scale,
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vec4f_t rotation, vec4f_t position);
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// NOTE: these use X: right, Y: forward, Z:up
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// aslo, not guaranteed to be normalized or even orthogonal
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vec4f_t Transform_Forward (const transform_t *transform) __attribute__((pure));
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vec4f_t Transform_Right (const transform_t *transform) __attribute__((pure));
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vec4f_t Transform_Up (const transform_t *transform) __attribute__((pure));
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// no SetWorldScale because after rotations, non uniform scale becomes shear
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///@}
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#endif//__QF_scene_transform_h
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