DRW_select_buffer.h File Reference

#include "BLI_sys_types.h"

Go to the source code of this file.

Classes
struct	SELECTID_ObjectData
struct	ObjectOffsets
struct	SELECTID_Context

Typedefs
typedef struct SELECTID_ObjectData	SELECTID_ObjectData
typedef struct SELECTID_Context	SELECTID_Context

Functions
bool	DRW_select_buffer_elem_get (const uint sel_id, uint *r_elem, uint *r_base_index, char *r_elem_type)
uint	DRW_select_buffer_context_offset_for_object_elem (struct Depsgraph *depsgraph, struct Object *object, char elem_type)
uint *	DRW_select_buffer_read (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const rcti *rect, uint *r_buf_len)
uint *	DRW_select_buffer_bitmap_from_rect (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const struct rcti *rect, uint *r_bitmap_len)
uint *	DRW_select_buffer_bitmap_from_circle (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const int center[2], const int radius, uint *r_bitmap_len)
uint *	DRW_select_buffer_bitmap_from_poly (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const int poly[][2], const int poly_len, const struct rcti *rect, uint *r_bitmap_len)
uint	DRW_select_buffer_sample_point (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const int center[2])
uint	DRW_select_buffer_find_nearest_to_point (struct Depsgraph *depsgraph, struct ARegion *region, struct View3D *v3d, const int center[2], const uint id_min, const uint id_max, uint *dist)
void	DRW_select_buffer_context_create (struct Base **bases, const uint bases_len, short select_mode)

Typedef Documentation

SELECTID_Context

typedef struct SELECTID_Context SELECTID_Context

SELECTID_ObjectData

typedef struct SELECTID_ObjectData SELECTID_ObjectData

Function Documentation

DRW_select_buffer_bitmap_from_circle()

uint* DRW_select_buffer_bitmap_from_circle	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const int	center[2],
		const int	radius,
		uint *	r_bitmap_len
	)

Parameters

center	Circle center.
radius	Circle radius.
r_bitmap_len	Number of indices in the selection id buffer.

Returns

a BLI_bitmap the length of r_bitmap_len or NULL on failure.

Definition at line 174 of file draw_select_buffer.c.

References BLI_assert, BLI_BITMAP_ENABLE, BLI_BITMAP_NEW, center, depsgraph, DRW_select_buffer_read(), DRW_select_engine_context_get(), SELECTID_Context::index_drawn_len, MEM_freeN, NULL, and rcti::xmin.

Referenced by mesh_circle_select(), paint_facesel_circle_select(), and paint_vertsel_circle_select().

DRW_select_buffer_bitmap_from_poly()

uint* DRW_select_buffer_bitmap_from_poly	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const int	poly[][2],
		const int	poly_len,
		const struct rcti *	rect,
		uint *	r_bitmap_len
	)

Referenced by do_lasso_select_mesh(), do_lasso_select_paintface(), and do_lasso_select_paintvert().

DRW_select_buffer_bitmap_from_rect()

uint* DRW_select_buffer_bitmap_from_rect	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const struct rcti *	rect,
		uint *	r_bitmap_len
	)

Referenced by do_mesh_box_select(), do_paintface_box_select(), and do_paintvert_box_select().

DRW_select_buffer_context_create()

void DRW_select_buffer_context_create	(	struct Base **	bases,
		const uint	bases_len,
		short	select_mode
	)

Definition at line 500 of file draw_select_buffer.c.

References DRW_select_engine_context_get(), SELECTID_Context::index_offsets, MEM_reallocN, Base::object, SELECTID_Context::objects, SELECTID_Context::objects_drawn, SELECTID_Context::objects_len, SELECTID_Context::persmat, Object::runtime, Object_Runtime::select_id, and SELECTID_Context::select_mode.

Referenced by EDBM_edge_find_nearest_ex(), EDBM_face_find_nearest_ex(), EDBM_vert_find_nearest_ex(), editselect_buf_cache_init(), and validate_object_select_id().

DRW_select_buffer_context_offset_for_object_elem()

uint DRW_select_buffer_context_offset_for_object_elem	(	struct Depsgraph *	depsgraph,
		struct Object *	object,
		char	elem_type
	)

Definition at line 464 of file draw_select_buffer.c.

References BLI_assert, DEG_get_evaluated_object(), depsgraph, draw_engine_select_type, SELECTID_ObjectData::drawn_index, DRW_drawdata_get(), DRW_select_engine_context_get(), ObjectOffsets::edge_start, ObjectOffsets::face_start, Object::id, SELECTID_Context::index_offsets, SELECTID_ObjectData::is_drawn, SCE_SELECT_EDGE, SCE_SELECT_FACE, SCE_SELECT_VERTEX, and ObjectOffsets::vert_start.

Referenced by do_lasso_select_mesh(), do_mesh_box_select(), edbm_backbuf_check_and_select_edges(), edbm_backbuf_check_and_select_faces(), and edbm_backbuf_check_and_select_verts().

DRW_select_buffer_elem_get()

bool DRW_select_buffer_elem_get	(	const uint	sel_id,
		uint *	r_elem,
		uint *	r_base_index,
		char *	r_elem_type
	)

Definition at line 415 of file draw_select_buffer.c.

References DEG_get_original_object(), DRW_select_engine_context_get(), ObjectOffsets::edge, ObjectOffsets::edge_start, ObjectOffsets::face, ObjectOffsets::face_start, SELECTID_Context::index_offsets, SELECTID_Context::objects_drawn, SELECTID_Context::objects_drawn_len, Object::runtime, SCE_SELECT_EDGE, SCE_SELECT_FACE, SCE_SELECT_VERTEX, Object_Runtime::select_id, ObjectOffsets::vert, and ObjectOffsets::vert_start.

Referenced by edbm_select_id_bm_elem_get().

DRW_select_buffer_find_nearest_to_point()

uint DRW_select_buffer_find_nearest_to_point	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const int	center[2],
		const uint	id_min,
		const uint	id_max,
		uint *	dist
	)

Find the selection id closest to center.

Parameters

dist	Use to initialize the distance, when found, this value is set to the distance of the selection that's returned.

Definition at line 365 of file draw_select_buffer.c.

References abs(), BLI_array_iter_spiral_square, BLI_rcti_init_pt_radius(), BLI_rcti_size_x(), center, data, depsgraph, DRW_select_buffer_read(), height, SelectReadData::id_max, SelectReadData::id_min, MEM_freeN, NULL, select_buffer_test_fn(), width, rcti::xmax, and rcti::ymax.

Referenced by ED_mesh_pick_face(), ED_mesh_pick_vert(), EDBM_edge_find_nearest_ex(), EDBM_face_find_nearest_ex(), and EDBM_vert_find_nearest_ex().

DRW_select_buffer_read()

uint* DRW_select_buffer_read	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const rcti *	rect,
		uint *	r_buf_len
	)

Definition at line 51 of file draw_select_buffer.c.

References BLI_assert, BLI_rcti_compare(), BLI_rcti_isect(), BLI_rcti_size_x(), BLI_rcti_size_y(), depsgraph, DRW_draw_select_id(), DRW_engine_select_framebuffer_get(), DRW_engine_select_texture_get(), DRW_opengl_context_disable(), DRW_opengl_context_enable(), DRW_select_engine_context_get(), GPU_DATA_UINT, GPU_framebuffer_bind(), GPU_framebuffer_read_color(), GPU_framebuffer_restore(), GPU_select_buffer_stride_realign(), GPU_texture_height(), GPU_texture_width(), SELECTID_Context::index_drawn_len, MEM_mallocN, NULL, r, ARegion::winx, ARegion::winy, rcti::xmin, and rcti::ymin.

Referenced by DRW_select_buffer_bitmap_from_circle(), DRW_select_buffer_bitmap_from_poly(), DRW_select_buffer_bitmap_from_rect(), DRW_select_buffer_find_nearest_to_point(), and DRW_select_buffer_sample_point().

DRW_select_buffer_sample_point()

uint DRW_select_buffer_sample_point	(	struct Depsgraph *	depsgraph,
		struct ARegion *	region,
		struct View3D *	v3d,
		const int	center[2]
	)

Samples a single pixel.

Definition at line 315 of file draw_select_buffer.c.

References BLI_assert, center, depsgraph, DRW_select_buffer_read(), MEM_freeN, ret, and rcti::xmin.

Referenced by ED_mesh_pick_face(), ED_mesh_pick_vert(), EDBM_face_find_nearest_ex(), and imapaint_pick_face().