#include <limits.h>
#include <stddef.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "BLI_bitmap.h"
#include "BLI_ghash.h"
#include "BLI_hash.h"
#include "BLI_math.h"
#include "BLI_math_color.h"
#include "BLI_math_color_blend.h"
#include "BLI_utildefines.h"
#include "DNA_meshdata_types.h"
#include "DNA_userdef_types.h"
#include "BKE_DerivedMesh.h"
#include "BKE_ccg.h"
#include "BKE_mesh.h"
#include "BKE_paint.h"
#include "BKE_pbvh.h"
#include "BKE_subdiv_ccg.h"
#include "GPU_batch.h"
#include "GPU_buffers.h"
#include "gpu_private.h"
#include "bmesh.h"

Classes
struct	GPU_PBVH_Buffers

Functions
PBVH Utils
void	gpu_pbvh_init ()

void	gpu_pbvh_exit ()

static bool	gpu_pbvh_vert_buf_data_set (GPU_PBVH_Buffers *buffers, uint vert_len)

static void	gpu_pbvh_batch_init (GPU_PBVH_Buffers *buffers, GPUPrimType prim)

Mesh PBVH
static bool	gpu_pbvh_is_looptri_visible (const MLoopTri lt, const MVert mvert, const MLoop mloop, const int sculpt_face_sets)

void	GPU_pbvh_mesh_buffers_update (GPU_PBVH_Buffers buffers, const MVert mvert, const float vmask, const MLoopCol vcol, const int sculpt_face_sets, const int face_sets_color_seed, const int face_sets_color_default, const MPropCol vtcol, const int update_flags)

GPU_PBVH_Buffers *	GPU_pbvh_mesh_buffers_build (const MPoly mpoly, const MLoop mloop, const MLoopTri looptri, const MVert mvert, const int face_indices, const int sculpt_face_sets, const int face_indices_len, const struct Mesh *mesh)

Grid PBVH
static void	gpu_pbvh_grid_fill_index_buffers (GPU_PBVH_Buffers buffers, SubdivCCG UNUSED(subdiv_ccg), const int UNUSED(face_sets), const int grid_indices, uint visible_quad_len, int totgrid, int gridsize)

void	GPU_pbvh_grid_buffers_update_free (GPU_PBVH_Buffers buffers, const struct DMFlagMat grid_flag_mats, const int *grid_indices)

void	GPU_pbvh_grid_buffers_update (GPU_PBVH_Buffers buffers, SubdivCCG subdiv_ccg, CCGElem *grids, const struct DMFlagMat grid_flag_mats, int grid_indices, int totgrid, const int sculpt_face_sets, const int face_sets_color_seed, const int face_sets_color_default, const struct CCGKey *key, const int update_flags)

GPU_PBVH_Buffers *	GPU_pbvh_grid_buffers_build (int totgrid, BLI_bitmap **grid_hidden)

BMesh PBVH
static void	gpu_bmesh_vert_to_buffer_copy (BMVert v, GPUVertBuf vert_buf, int v_index, const float fno[3], const float fmask, const int cd_vert_mask_offset, const bool show_mask, const bool show_vcol, bool empty_mask)

static int	gpu_bmesh_vert_visible_count (GSet bm_unique_verts, GSet bm_other_verts)

static int	gpu_bmesh_face_visible_count (GSet *bm_faces)

void	GPU_pbvh_bmesh_buffers_update_free (GPU_PBVH_Buffers *buffers)

void	GPU_pbvh_bmesh_buffers_update (GPU_PBVH_Buffers buffers, BMesh bm, GSet bm_faces, GSet bm_unique_verts, GSet *bm_other_verts, const int update_flags)

Generic
GPU_PBVH_Buffers *	GPU_pbvh_bmesh_buffers_build (bool smooth_shading)

GPUBatch *	GPU_pbvh_buffers_batch_get (GPU_PBVH_Buffers *buffers, bool fast, bool wires)

bool	GPU_pbvh_buffers_has_overlays (GPU_PBVH_Buffers *buffers)

short	GPU_pbvh_buffers_material_index_get (GPU_PBVH_Buffers *buffers)

static void	gpu_pbvh_buffers_clear (GPU_PBVH_Buffers *buffers)

void	GPU_pbvh_buffers_update_flush (GPU_PBVH_Buffers *buffers)

void	GPU_pbvh_buffers_free (GPU_PBVH_Buffers *buffers)

Variables
struct {
GPUVertFormat format

uint pos

uint nor

uint msk

uint col

uint fset

}	g_vbo_id = {{0}}

Detailed Description

Mesh drawing using OpenGL VBO (Vertex Buffer Objects)

Definition in file gpu_buffers.c.

Function Documentation

◆ gpu_bmesh_face_visible_count()

static int gpu_bmesh_face_visible_count ( GSet * bm_faces )

static

Definition at line 850 of file gpu_buffers.c.

References BLI_gsetIterator_getKey(), BM_elem_flag_test, BM_ELEM_HIDDEN, and GSET_ITER.

Referenced by GPU_pbvh_bmesh_buffers_update().

◆ gpu_bmesh_vert_to_buffer_copy()

static void gpu_bmesh_vert_to_buffer_copy	(	BMVert *	v,
		GPUVertBuf *	vert_buf,
		int	v_index,
		const float	fno[3],
		const float *	fmask,
		const int	cd_vert_mask_offset,
		const bool	show_mask,
		const bool	show_vcol,
		bool *	empty_mask
	)

static

Definition at line 790 of file gpu_buffers.c.

References BLI_assert, BM_ELEM_CD_GET_FLOAT, BM_elem_flag_test, BM_ELEM_HIDDEN, BMVert::co, g_vbo_id, GPU_vertbuf_attr_set(), BMVert::no, normal_float_to_short_v3(), and v.

Referenced by GPU_pbvh_bmesh_buffers_update().

◆ gpu_bmesh_vert_visible_count()

static int gpu_bmesh_vert_visible_count	(	GSet *	bm_unique_verts,
		GSet *	bm_other_verts
	)

static

Definition at line 828 of file gpu_buffers.c.

References BLI_gsetIterator_getKey(), BM_elem_flag_test, BM_ELEM_HIDDEN, GSET_ITER, and v.

Referenced by GPU_pbvh_bmesh_buffers_update().

◆ gpu_pbvh_batch_init()

static void gpu_pbvh_batch_init	(	GPU_PBVH_Buffers *	buffers,
		GPUPrimType	prim
	)

static

Definition at line 166 of file gpu_buffers.c.

References GPU_batch_create, GPU_PRIM_LINES, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_buf_fast, GPU_PBVH_Buffers::index_lines_buf, GPU_PBVH_Buffers::index_lines_buf_fast, GPU_PBVH_Buffers::lines, GPU_PBVH_Buffers::lines_fast, NULL, GPU_PBVH_Buffers::triangles, GPU_PBVH_Buffers::triangles_fast, and GPU_PBVH_Buffers::vert_buf.

Referenced by GPU_pbvh_bmesh_buffers_update(), GPU_pbvh_grid_buffers_update(), and GPU_pbvh_mesh_buffers_update().

◆ GPU_pbvh_bmesh_buffers_build()

GPU_PBVH_Buffers* GPU_pbvh_bmesh_buffers_build ( bool smooth_shading )

Definition at line 1052 of file gpu_buffers.c.

References MEM_callocN, GPU_PBVH_Buffers::show_overlay, GPU_PBVH_Buffers::smooth, and GPU_PBVH_Buffers::use_bmesh.

Referenced by pbvh_update_draw_buffer_cb().

◆ GPU_pbvh_bmesh_buffers_update()

void GPU_pbvh_bmesh_buffers_update	(	GPU_PBVH_Buffers *	buffers,
		BMesh *	bm,
		GSet *	bm_faces,
		GSet *	bm_unique_verts,
		GSet *	bm_other_verts,
		const int	update_flags
	)

Definition at line 884 of file gpu_buffers.c.

References BLI_assert, BLI_ghash_ensure_p(), BLI_ghash_free(), BLI_ghash_int_new_ex(), BLI_gset_len(), BLI_gsetIterator_getKey(), bm, BM_ELEM_CD_GET_FLOAT, BM_elem_flag_test, BM_ELEM_HIDDEN, BM_face_as_array_vert_tri(), CD_PAINT_MASK, GPU_PBVH_Buffers::clear_bmesh_on_flush, CustomData_get_offset(), gpu_bmesh_face_visible_count(), gpu_bmesh_vert_to_buffer_copy(), gpu_bmesh_vert_visible_count(), GPU_indexbuf_add_line_verts(), GPU_indexbuf_add_tri_verts(), GPU_indexbuf_build(), GPU_indexbuf_build_in_place(), GPU_indexbuf_init(), gpu_pbvh_batch_init(), GPU_PBVH_BUFFERS_SHOW_MASK, GPU_PBVH_BUFFERS_SHOW_VCOL, gpu_pbvh_vert_buf_data_set(), GPU_PRIM_LINES, GPU_PRIM_TRIS, GSET_ITER, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_lines_buf, BMFace::len, BMFace::mat_nr, GPU_PBVH_Buffers::material_index, BMFace::no, NULL, POINTER_AS_UINT, POINTER_FROM_UINT, GPU_PBVH_Buffers::show_overlay, GPU_PBVH_Buffers::smooth, GPU_PBVH_Buffers::tot_tri, v, BMesh::vdata, and GPU_PBVH_Buffers::vert_buf.

Referenced by pbvh_update_draw_buffer_cb().

◆ GPU_pbvh_bmesh_buffers_update_free()

void GPU_pbvh_bmesh_buffers_update_free ( GPU_PBVH_Buffers * buffers )

Definition at line 866 of file gpu_buffers.c.

References GPU_BATCH_DISCARD_SAFE, GPU_INDEXBUF_DISCARD_SAFE, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_lines_buf, GPU_PBVH_Buffers::lines, GPU_PBVH_Buffers::smooth, and GPU_PBVH_Buffers::triangles.

Referenced by pbvh_update_draw_buffers().

◆ GPU_pbvh_buffers_batch_get()

GPUBatch* GPU_pbvh_buffers_batch_get	(	GPU_PBVH_Buffers *	buffers,
		bool	fast,
		bool	wires
	)

Definition at line 1064 of file gpu_buffers.c.

References GPU_PBVH_Buffers::lines, GPU_PBVH_Buffers::lines_fast, GPU_PBVH_Buffers::triangles, and GPU_PBVH_Buffers::triangles_fast.

Referenced by sculpt_draw_cb().

◆ gpu_pbvh_buffers_clear()

static void gpu_pbvh_buffers_clear ( GPU_PBVH_Buffers * buffers )

static

Definition at line 1083 of file gpu_buffers.c.

References GPU_BATCH_DISCARD_SAFE, GPU_INDEXBUF_DISCARD_SAFE, GPU_VERTBUF_DISCARD_SAFE, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_buf_fast, GPU_PBVH_Buffers::index_lines_buf, GPU_PBVH_Buffers::index_lines_buf_fast, GPU_PBVH_Buffers::lines, GPU_PBVH_Buffers::lines_fast, GPU_PBVH_Buffers::triangles, GPU_PBVH_Buffers::triangles_fast, and GPU_PBVH_Buffers::vert_buf.

Referenced by GPU_pbvh_buffers_free(), and GPU_pbvh_buffers_update_flush().

◆ GPU_pbvh_buffers_free()

void GPU_pbvh_buffers_free ( GPU_PBVH_Buffers * buffers )

Definition at line 1110 of file gpu_buffers.c.

References gpu_pbvh_buffers_clear(), and MEM_freeN.

Referenced by BKE_pbvh_free(), pbvh_bmesh_node_split(), and pbvh_update_draw_buffers().

◆ GPU_pbvh_buffers_has_overlays()

bool GPU_pbvh_buffers_has_overlays ( GPU_PBVH_Buffers * buffers )

Definition at line 1073 of file gpu_buffers.c.

References GPU_PBVH_Buffers::show_overlay.

Referenced by sculpt_draw_cb().

◆ GPU_pbvh_buffers_material_index_get()

short GPU_pbvh_buffers_material_index_get ( GPU_PBVH_Buffers * buffers )

Definition at line 1078 of file gpu_buffers.c.

References GPU_PBVH_Buffers::material_index.

Referenced by sculpt_draw_cb().

◆ GPU_pbvh_buffers_update_flush()

void GPU_pbvh_buffers_update_flush ( GPU_PBVH_Buffers * buffers )

Definition at line 1096 of file gpu_buffers.c.

References GPU_PBVH_Buffers::clear_bmesh_on_flush, gpu_pbvh_buffers_clear(), GPU_vertbuf_get_data(), GPU_vertbuf_use(), and GPU_PBVH_Buffers::vert_buf.

Referenced by pbvh_update_draw_buffers().

◆ gpu_pbvh_exit()

void gpu_pbvh_exit ( void )

Definition at line 130 of file gpu_buffers.c.

Referenced by GPU_exit().

◆ GPU_pbvh_grid_buffers_build()

GPU_PBVH_Buffers* GPU_pbvh_grid_buffers_build	(	int	totgrid,
		BLI_bitmap **	grid_hidden
	)

Definition at line 768 of file gpu_buffers.c.

References GPU_PBVH_Buffers::grid_hidden, MEM_callocN, GPU_PBVH_Buffers::show_overlay, and GPU_PBVH_Buffers::totgrid.

Referenced by pbvh_update_draw_buffer_cb().

◆ GPU_pbvh_grid_buffers_update()

void GPU_pbvh_grid_buffers_update	(	GPU_PBVH_Buffers *	buffers,
		SubdivCCG *	subdiv_ccg,
		CCGElem **	grids,
		const struct DMFlagMat *	grid_flag_mats,
		int *	grid_indices,
		int	totgrid,
		const int *	sculpt_face_sets,
		const int	face_sets_color_seed,
		const int	face_sets_color_default,
		const struct CCGKey *	key,
		const int	update_flags
	)

Definition at line 588 of file gpu_buffers.c.

Referenced by pbvh_update_draw_buffer_cb().

◆ GPU_pbvh_grid_buffers_update_free()

void GPU_pbvh_grid_buffers_update_free	(	GPU_PBVH_Buffers *	buffers,
		const struct DMFlagMat *	grid_flag_mats,
		const int *	grid_indices
	)

Definition at line 567 of file gpu_buffers.c.

References DMFlagMat::flag, GPU_BATCH_DISCARD_SAFE, GPU_INDEXBUF_DISCARD_SAFE, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_buf_fast, GPU_PBVH_Buffers::index_lines_buf, GPU_PBVH_Buffers::index_lines_buf_fast, GPU_PBVH_Buffers::lines, GPU_PBVH_Buffers::lines_fast, ME_SMOOTH, GPU_PBVH_Buffers::smooth, GPU_PBVH_Buffers::triangles, and GPU_PBVH_Buffers::triangles_fast.

Referenced by pbvh_update_draw_buffers().

◆ gpu_pbvh_grid_fill_index_buffers()

static void gpu_pbvh_grid_fill_index_buffers	(	GPU_PBVH_Buffers *	buffers,
		SubdivCCG *	UNUSEDsubdiv_ccg,
		const int *	UNUSEDface_sets,
		const int *	grid_indices,
		uint	visible_quad_len,
		int	totgrid,
		int	gridsize
	)

static

Definition at line 435 of file gpu_buffers.c.

References GPU_indexbuf_add_line_verts(), GPU_indexbuf_add_tri_verts(), GPU_indexbuf_build(), GPU_indexbuf_init(), GPU_PRIM_LINES, GPU_PRIM_TRIS, GPU_PBVH_Buffers::grid_hidden, GPU_PBVH_Buffers::index_buf, GPU_PBVH_Buffers::index_buf_fast, GPU_PBVH_Buffers::index_lines_buf, GPU_PBVH_Buffers::index_lines_buf_fast, paint_is_grid_face_hidden(), GPU_PBVH_Buffers::smooth, square_uint(), v1, and v2.

Referenced by GPU_pbvh_grid_buffers_update().

◆ gpu_pbvh_init()

void gpu_pbvh_init ( void )

Definition at line 112 of file gpu_buffers.c.

References g_vbo_id, GPU_COMP_F32, GPU_COMP_I16, GPU_COMP_U16, GPU_COMP_U8, GPU_FETCH_FLOAT, GPU_FETCH_INT_TO_FLOAT_UNIT, and GPU_vertformat_attr_add().

Referenced by GPU_init().

◆ gpu_pbvh_is_looptri_visible()

static bool gpu_pbvh_is_looptri_visible	(	const MLoopTri *	lt,
		const MVert *	mvert,
		const MLoop *	mloop,
		const int *	sculpt_face_sets
	)

static

Definition at line 198 of file gpu_buffers.c.

References paint_is_face_hidden(), MLoopTri::poly, and SCULPT_FACE_SET_NONE.

Referenced by GPU_pbvh_mesh_buffers_build(), and GPU_pbvh_mesh_buffers_update().

◆ GPU_pbvh_mesh_buffers_build()

GPU_PBVH_Buffers* GPU_pbvh_mesh_buffers_build	(	const MPoly *	mpoly,
		const MLoop *	mloop,
		const MLoopTri *	looptri,
		const MVert *	mvert,
		const int *	face_indices,
		const int *	sculpt_face_sets,
		const int	face_indices_len,
		const struct Mesh *	mesh
	)

◆ GPU_pbvh_mesh_buffers_update()

void GPU_pbvh_mesh_buffers_update	(	GPU_PBVH_Buffers *	buffers,
		const MVert *	mvert,
		const float *	vmask,
		const MLoopCol *	vcol,
		const int *	sculpt_face_sets,
		const int	face_sets_color_seed,
		const int	face_sets_color_default,
		const MPropCol *	vtcol,
		const int	update_flags
	)