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Cleanup: replace char array with struct

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This commit is contained in:
Campbell Barton
2017-04-12 14:08:44 +10:00
parent 5cf090ffec
commit ed8c71da1c
1 changed files with 37 additions and 30 deletions
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67
source/blender/blenkernel/intern/mesh_render.c
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@@ -83,6 +83,13 @@ typedef struct EdgeAdjacentPolys {
int face_index[2];
} EdgeAdjacentPolys;
typedef struct EdgeDrawAttr {
unsigned char v_flag;
unsigned char e_flag;
unsigned char crease;
unsigned char bweight;
} EdgeDrawAttr;
typedef struct MeshRenderData {
int types;
@@ -466,7 +473,7 @@ static void mesh_render_data_looptri_vert_edge_indices_get(
if (mrdata->edit_bmesh) {
const BMLoop **bm_looptri = (const BMLoop **)mrdata->edit_bmesh->looptris[tri_idx];
/* assign r_edges_idx */
/* assign 'r_edges_idx' & 'r_vert_idx' */
int j, j_next;
for (j = 2, j_next = 0; j_next < 3; j = j_next++) {
const BMLoop *l = bm_looptri[j], *l_next = bm_looptri[j_next];
@@ -488,7 +495,7 @@ static void mesh_render_data_looptri_vert_edge_indices_get(
const unsigned int *l_idx = mrdata->mlooptri[tri_idx].tri;
const MLoop *l_tri[3] = {&mrdata->mloop[l_idx[0]], &mrdata->mloop[l_idx[1]], &mrdata->mloop[l_idx[2]]};
/* assign r_edges_idx */
/* assign 'r_edges_idx' & 'r_vert_idx' */
int j, j_next;
for (j = 2, j_next = 0; j_next < 3; j = j_next++) {
const MLoop *l = l_tri[j], *l_next = l_tri[j_next];
@@ -620,13 +627,13 @@ static unsigned char mesh_render_data_looptri_flag(MeshRenderData *mrdata, const
return fflag;
}
static unsigned char *mesh_render_data_edge_flag(MeshRenderData *mrdata, const int e)
static EdgeDrawAttr *mesh_render_data_edge_flag(MeshRenderData *mrdata, const int e)
{
static unsigned char eflag[4];
memset(eflag, 0, sizeof(char) * 4);
static EdgeDrawAttr eattr;
memset(&eattr, 0, sizeof(eattr));
if (e == -1) {
return eflag;
return &eattr;
}
/* if edge exists */
@@ -636,25 +643,25 @@ static unsigned char *mesh_render_data_edge_flag(MeshRenderData *mrdata, const i
be = BM_edge_at_index(bm, e);
eflag[1] |= VFLAG_EDGE_EXISTS;
eattr.e_flag |= VFLAG_EDGE_EXISTS;
if (be == mrdata->eed_act)
eflag[1] |= VFLAG_EDGE_ACTIVE;
eattr.e_flag |= VFLAG_EDGE_ACTIVE;
if (BM_elem_flag_test(be, BM_ELEM_SELECT))
eflag[1] |= VFLAG_EDGE_SELECTED;
eattr.e_flag |= VFLAG_EDGE_SELECTED;
if (BM_elem_flag_test(be, BM_ELEM_SEAM))
eflag[1] |= VFLAG_EDGE_SEAM;
eattr.e_flag |= VFLAG_EDGE_SEAM;
if (!BM_elem_flag_test(be, BM_ELEM_SMOOTH))
eflag[1] |= VFLAG_EDGE_SHARP;
eattr.e_flag |= VFLAG_EDGE_SHARP;
/* Use a byte for value range */
if (mrdata->crease_ofs != -1) {
float crease = BM_ELEM_CD_GET_FLOAT(be, mrdata->crease_ofs);
if (crease > 0) {
eflag[2] = (char)(crease * 255.0f);
eattr.crease = (char)(crease * 255.0f);
}
}
@@ -662,15 +669,15 @@ static unsigned char *mesh_render_data_edge_flag(MeshRenderData *mrdata, const i
if (mrdata->bweight_ofs != -1) {
float bweight = BM_ELEM_CD_GET_FLOAT(be, mrdata->bweight_ofs);
if (bweight > 0) {
eflag[3] = (char)(bweight * 255.0f);
eattr.bweight = (char)(bweight * 255.0f);
}
}
}
else {
eflag[1] |= VFLAG_EDGE_EXISTS;
eattr.e_flag |= VFLAG_EDGE_EXISTS;
}
return eflag;
return &eattr;
}
static unsigned char mesh_render_data_vertex_flag(MeshRenderData *mrdata, const int v)
@@ -698,47 +705,47 @@ static void add_overlay_tri(
const int tri_vert_idx[3], const int tri_edge_idx[3], const int f, const int base_vert_idx)
{
const float *pos;
unsigned char *eflag;
EdgeDrawAttr *eattr;
unsigned char fflag;
unsigned char vflag;
pos = mesh_render_data_vert_co(mrdata, tri_vert_idx[0]);
eflag = mesh_render_data_edge_flag(mrdata, tri_edge_idx[1]);
eattr = mesh_render_data_edge_flag(mrdata, tri_edge_idx[1]);
fflag = mesh_render_data_looptri_flag(mrdata, f);
vflag = mesh_render_data_vertex_flag(mrdata, tri_vert_idx[0]);
eflag[0] = fflag | vflag;
eattr->v_flag = fflag | vflag;
VertexBuffer_set_attrib(vbo, pos_id, base_vert_idx + 0, pos);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 0, eflag);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 0, eattr);
pos = mesh_render_data_vert_co(mrdata, tri_vert_idx[1]);
eflag = mesh_render_data_edge_flag(mrdata, tri_edge_idx[2]);
eattr = mesh_render_data_edge_flag(mrdata, tri_edge_idx[2]);
vflag = mesh_render_data_vertex_flag(mrdata, tri_vert_idx[1]);
eflag[0] = fflag | vflag;
eattr->v_flag = fflag | vflag;
VertexBuffer_set_attrib(vbo, pos_id, base_vert_idx + 1, pos);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 1, eflag);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 1, eattr);
pos = mesh_render_data_vert_co(mrdata, tri_vert_idx[2]);
eflag = mesh_render_data_edge_flag(mrdata, tri_edge_idx[0]);
eattr = mesh_render_data_edge_flag(mrdata, tri_edge_idx[0]);
vflag = mesh_render_data_vertex_flag(mrdata, tri_vert_idx[2]);
eflag[0] = fflag | vflag;
eattr->v_flag = fflag | vflag;
VertexBuffer_set_attrib(vbo, pos_id, base_vert_idx + 2, pos);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 2, eflag);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 2, eattr);
}
static void add_overlay_loose_edge(
MeshRenderData *mrdata, VertexBuffer *vbo, const unsigned int pos_id, const unsigned int edgeMod_id,
const int v1, const int v2, const int e, const int base_vert_idx)
{
unsigned char *eflag = mesh_render_data_edge_flag(mrdata, e);
EdgeDrawAttr *eattr = mesh_render_data_edge_flag(mrdata, e);
const float *pos = mesh_render_data_vert_co(mrdata, v1);
eflag[0] = mesh_render_data_vertex_flag(mrdata, v1);
eattr->v_flag = mesh_render_data_vertex_flag(mrdata, v1);
VertexBuffer_set_attrib(vbo, pos_id, base_vert_idx + 0, pos);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 0, eflag);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 0, eattr);
pos = mesh_render_data_vert_co(mrdata, v2);
eflag[0] = mesh_render_data_vertex_flag(mrdata, v2);
eattr->v_flag = mesh_render_data_vertex_flag(mrdata, v2);
VertexBuffer_set_attrib(vbo, pos_id, base_vert_idx + 1, pos);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 1, eflag);
VertexBuffer_set_attrib(vbo, edgeMod_id, base_vert_idx + 1, eattr);
}
static void add_overlay_loose_vert(