Differential D15550 Diff 55659 source/blender/draw/intern/draw_cache_extract_mesh_render_data.cc

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source/blender/draw/intern/draw_cache_extract_mesh_render_data.cc

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#include "BLI_bitmap.h"		#include "BLI_bitmap.h"
#include "BLI_math.h"		#include "BLI_math.h"
#include "BLI_task.h"		#include "BLI_task.h"

#include "BKE_attribute.hh"		#include "BKE_attribute.hh"
#include "BKE_editmesh.h"		#include "BKE_editmesh.h"
#include "BKE_editmesh_cache.h"		#include "BKE_editmesh_cache.h"
#include "BKE_mesh.h"		#include "BKE_mesh.h"
		#include "BKE_mesh_runtime.h"

#include "GPU_batch.h"		#include "GPU_batch.h"

#include "ED_mesh.h"		#include "ED_mesh.h"

#include "mesh_extractors/extract_mesh.hh"		#include "mesh_extractors/extract_mesh.hh"

/* ---------------------------------------------------------------------- */		/* ---------------------------------------------------------------------- */
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/* ---------------------------------------------------------------------- */		/* ---------------------------------------------------------------------- */
/** \name Mesh/BMesh Interface (indirect, partially cached access to complex data).		/** \name Mesh/BMesh Interface (indirect, partially cached access to complex data).
* \{ */		* \{ */

void mesh_render_data_update_looptris(MeshRenderData *mr,		void mesh_render_data_update_looptris(MeshRenderData *mr,
const eMRIterType iter_type,		const eMRIterType iter_type,
const eMRDataType data_flag)		const eMRDataType data_flag)
{		{
Mesh *me = mr->me;
if (mr->extract_type != MR_EXTRACT_BMESH) {		if (mr->extract_type != MR_EXTRACT_BMESH) {
/* Mesh */		/* Mesh */
if ((iter_type & MR_ITER_LOOPTRI) \|\| (data_flag & MR_DATA_LOOPTRI)) {		if ((iter_type & MR_ITER_LOOPTRI) \|\| (data_flag & MR_DATA_LOOPTRI)) {
/* NOTE(@campbellbarton): It's possible to skip allocating tessellation,		mr->mlooptri = BKE_mesh_runtime_looptri_ensure(mr->me);
* the tessellation can be calculated as part of the iterator, see: P2188.
* The overall advantage is small (around 1%), so keep this as-is. */
mr->mlooptri = static_cast<MLoopTri *>(
MEM_mallocN(sizeof(mr->mlooptri) mr->tri_len, "MR_DATATYPE_LOOPTRI"));
if (mr->poly_normals != nullptr) {
BKE_mesh_recalc_looptri_with_normals(mr->mloop,
mr->mpoly,
mr->mvert,
me->totloop,
me->totpoly,
mr->mlooptri,
mr->poly_normals);
}
else {
BKE_mesh_recalc_looptri(
mr->mloop, mr->mpoly, mr->mvert, me->totloop, me->totpoly, mr->mlooptri);
}
}		}
}		}
else {		else {
/* #BMesh */		/* #BMesh */
if ((iter_type & MR_ITER_LOOPTRI) \|\| (data_flag & MR_DATA_LOOPTRI)) {		if ((iter_type & MR_ITER_LOOPTRI) \|\| (data_flag & MR_DATA_LOOPTRI)) {
/* Edit mode ensures this is valid, no need to calculate. */		/* Edit mode ensures this is valid, no need to calculate. */
BLI_assert((mr->bm->totloop == 0) \|\| (mr->edit_bmesh->looptris != nullptr));		BLI_assert((mr->bm->totloop == 0) \|\| (mr->edit_bmesh->looptris != nullptr));
}		}
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retrieve_active_attribute_names(mr, object, *me);		retrieve_active_attribute_names(mr, object, *me);

return mr;		return mr;
}		}

void mesh_render_data_free(MeshRenderData *mr)		void mesh_render_data_free(MeshRenderData *mr)
{		{
MEM_SAFE_FREE(mr->mlooptri);
MEM_SAFE_FREE(mr->loop_normals);		MEM_SAFE_FREE(mr->loop_normals);

/* Loose geometry are owned by #MeshBufferCache. */		/* Loose geometry are owned by #MeshBufferCache. */
mr->ledges = nullptr;		mr->ledges = nullptr;
mr->lverts = nullptr;		mr->lverts = nullptr;

MEM_freeN(mr);		MEM_freeN(mr);
}		}

/** \} */		/** \} */