[Bf-blender-cvs] [4e2aea5efea] master: DRW: minor optimization for edit-mesh conversion
Campbell Barton
noreply at git.blender.org
Wed Mar 20 05:10:31 CET 2019
Commit: 4e2aea5efea31262ce46240baa0511e85a021332
Author: Campbell Barton
Date: Wed Mar 20 15:05:25 2019 +1100
Branches: master
https://developer.blender.org/rB4e2aea5efea31262ce46240baa0511e85a021332
DRW: minor optimization for edit-mesh conversion
Finding visible connected elements is often a direct lookup
when they're not connected to hidden geometry.
Add inline wrappers that avoid a function call,
gives minor speedup creating GPU edit-mesh data.
===================================================================
M source/blender/draw/intern/draw_cache_impl_mesh.c
===================================================================
diff --git a/source/blender/draw/intern/draw_cache_impl_mesh.c b/source/blender/draw/intern/draw_cache_impl_mesh.c
index 3e1b6b6c020..4e064111245 100644
--- a/source/blender/draw/intern/draw_cache_impl_mesh.c
+++ b/source/blender/draw/intern/draw_cache_impl_mesh.c
@@ -84,6 +84,40 @@ enum {
DRW_MESH_WEIGHT_STATE_AUTO_NORMALIZE = (1 << 1),
};
+/* ---------------------------------------------------------------------- */
+/** \name BMesh Inline Wrappers
+ * \{ */
+
+/**
+ * Wrapper for #BM_vert_find_first_loop_visible
+ * since most of the time this can be accessed directly without a function call.
+ */
+BLI_INLINE BMLoop *bm_vert_find_first_loop_visible_inline(BMVert *v)
+{
+ if (v->e) {
+ BMLoop *l = v->e->l;
+ if (l && !BM_elem_flag_test(l->f, BM_ELEM_HIDDEN)) {
+ return l->v == v ? l : l->next;
+ }
+ return BM_vert_find_first_loop_visible(v);
+ }
+ return NULL;
+}
+
+BLI_INLINE BMLoop *bm_edge_find_first_loop_visible_inline(BMEdge *e)
+{
+ if (e->l) {
+ BMLoop *l = e->l;
+ if (!BM_elem_flag_test(l->f, BM_ELEM_HIDDEN)) {
+ return l;
+ }
+ return BM_edge_find_first_loop_visible(e);
+ }
+ return NULL;
+}
+
+/** \} */
+
/* ---------------------------------------------------------------------- */
/** \name Mesh/BMesh Interface (direct access to basic data).
* \{ */
@@ -3426,8 +3460,8 @@ static void mesh_create_loops_lines(
if (!BM_elem_flag_test(bm_edge, BM_ELEM_HIDDEN) &&
bm_edge->l != NULL)
{
- BMLoop *bm_loop1 = BM_vert_find_first_loop_visible(bm_edge->v1);
- BMLoop *bm_loop2 = BM_vert_find_first_loop_visible(bm_edge->v2);
+ BMLoop *bm_loop1 = bm_vert_find_first_loop_visible_inline(bm_edge->v1);
+ BMLoop *bm_loop2 = bm_vert_find_first_loop_visible_inline(bm_edge->v2);
int v1 = BM_elem_index_get(bm_loop1);
int v2 = BM_elem_index_get(bm_loop2);
if (v1 > v2) {
@@ -3669,7 +3703,7 @@ static void mesh_create_edit_loops_points_lines(MeshRenderData *rdata, GPUIndexB
BMEdge *eed;
BM_ITER_MESH (eed, &iter, bm, BM_EDGES_OF_MESH) {
if (!BM_elem_flag_test(eed, BM_ELEM_HIDDEN)) {
- BMLoop *l = BM_edge_find_first_loop_visible(eed);
+ BMLoop *l = bm_edge_find_first_loop_visible_inline(eed);
if (l != NULL) {
int v1 = BM_elem_index_get(eed->l);
int v2 = BM_elem_index_get(eed->l->next);
@@ -3683,7 +3717,7 @@ static void mesh_create_edit_loops_points_lines(MeshRenderData *rdata, GPUIndexB
BMVert *eve;
BM_ITER_MESH (eve, &iter, bm, BM_VERTS_OF_MESH) {
if (!BM_elem_flag_test(eve, BM_ELEM_HIDDEN)) {
- BMLoop *l = BM_vert_find_first_loop_visible(eve);
+ BMLoop *l = bm_vert_find_first_loop_visible_inline(eve);
if (l != NULL) {
int v = BM_elem_index_get(l);
GPU_indexbuf_add_generic_vert(&elb_vert, v);
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