diff options
Diffstat (limited to 'source/blender/draw/intern/draw_cache_impl_lattice.c')
| -rw-r--r-- | source/blender/draw/intern/draw_cache_impl_lattice.c | 99 |
1 files changed, 88 insertions, 11 deletions
diff --git a/source/blender/draw/intern/draw_cache_impl_lattice.c b/source/blender/draw/intern/draw_cache_impl_lattice.c index dfba2aedcda..20698fe6592 100644 --- a/source/blender/draw/intern/draw_cache_impl_lattice.c +++ b/source/blender/draw/intern/draw_cache_impl_lattice.c @@ -36,8 +36,12 @@ #include "DNA_curve_types.h" #include "DNA_lattice_types.h" +#include "DNA_meshdata_types.h" +#include "DNA_userdef_types.h" #include "BKE_lattice.h" +#include "BKE_deform.h" +#include "BKE_texture.h" #include "GPU_batch.h" @@ -130,6 +134,8 @@ typedef struct LatticeRenderData { BPoint *bp; int actbp; + + struct MDeformVert *dvert; } LatticeRenderData; enum { @@ -149,6 +155,8 @@ static LatticeRenderData *lattice_render_data_create(Lattice *lt, const int type rdata->edit_latt = editlatt; + rdata->dvert = lt->dvert; + if (types & (LR_DATATYPE_VERT)) { rdata->vert_len = lattice_render_verts_len_get(lt); } @@ -160,6 +168,8 @@ static LatticeRenderData *lattice_render_data_create(Lattice *lt, const int type } } else { + rdata->dvert = NULL; + if (types & (LR_DATATYPE_VERT)) { rdata->vert_len = lattice_render_verts_len_get(lt); } @@ -209,6 +219,60 @@ static const BPoint *lattice_render_data_vert_bpoint(const LatticeRenderData *rd return &rdata->bp[vert_idx]; } +/* TODO, move into shader? */ +static void rgb_from_weight(float r_rgb[3], const float weight) +{ + const float blend = ((weight / 2.0f) + 0.5f); + + if (weight <= 0.25f) { /* blue->cyan */ + r_rgb[0] = 0.0f; + r_rgb[1] = blend * weight * 4.0f; + r_rgb[2] = blend; + } + else if (weight <= 0.50f) { /* cyan->green */ + r_rgb[0] = 0.0f; + r_rgb[1] = blend; + r_rgb[2] = blend * (1.0f - ((weight - 0.25f) * 4.0f)); + } + else if (weight <= 0.75f) { /* green->yellow */ + r_rgb[0] = blend * ((weight - 0.50f) * 4.0f); + r_rgb[1] = blend; + r_rgb[2] = 0.0f; + } + else if (weight <= 1.0f) { /* yellow->red */ + r_rgb[0] = blend; + r_rgb[1] = blend * (1.0f - ((weight - 0.75f) * 4.0f)); + r_rgb[2] = 0.0f; + } + else { + /* exceptional value, unclamped or nan, + * avoid uninitialized memory use */ + r_rgb[0] = 1.0f; + r_rgb[1] = 0.0f; + r_rgb[2] = 1.0f; + } +} + +static void lattice_render_data_weight_col_get(const LatticeRenderData *rdata, const int vert_idx, + const int actdef, float r_col[4]) +{ + if (actdef > -1) { + float weight = defvert_find_weight(rdata->dvert + vert_idx, actdef); + + if (U.flag & USER_CUSTOM_RANGE) { + do_colorband(&U.coba_weight, weight, r_col); + } + else { + rgb_from_weight(r_col, weight); + } + + r_col[3] = 1.0f; + } + else { + zero_v4(r_col); + } +} + enum { VFLAG_VERTEX_SELECTED = 1 << 0, VFLAG_VERTEX_ACTIVE = 1 << 1, @@ -312,7 +376,7 @@ void DRW_lattice_batch_cache_dirty(Lattice *lt, int mode) break; case BKE_LATTICE_BATCH_DIRTY_SELECT: /* TODO Separate Flag vbo */ - BATCH_DISCARD_ALL_SAFE(cache->overlay_verts); + GWN_BATCH_DISCARD_SAFE(cache->overlay_verts); break; default: BLI_assert(0); @@ -328,7 +392,7 @@ static void lattice_batch_cache_clear(Lattice *lt) GWN_BATCH_DISCARD_SAFE(cache->all_verts); GWN_BATCH_DISCARD_SAFE(cache->all_edges); - BATCH_DISCARD_ALL_SAFE(cache->overlay_verts); + GWN_BATCH_DISCARD_SAFE(cache->overlay_verts); GWN_VERTBUF_DISCARD_SAFE(cache->pos); GWN_INDEXBUF_DISCARD_SAFE(cache->edges); @@ -341,16 +405,22 @@ void DRW_lattice_batch_cache_free(Lattice *lt) } /* Gwn_Batch cache usage. */ -static Gwn_VertBuf *lattice_batch_cache_get_pos(LatticeRenderData *rdata, LatticeBatchCache *cache) +static Gwn_VertBuf *lattice_batch_cache_get_pos(LatticeRenderData *rdata, LatticeBatchCache *cache, + bool use_weight, const int actdef) { BLI_assert(rdata->types & LR_DATATYPE_VERT); if (cache->pos == NULL) { static Gwn_VertFormat format = { 0 }; - static struct { uint pos; } attr_id; - if (format.attrib_ct == 0) { - /* initialize vertex format */ - attr_id.pos = GWN_vertformat_attr_add(&format, "pos", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); + static struct { uint pos, col; } attr_id; + + GWN_vertformat_clear(&format); + + /* initialize vertex format */ + attr_id.pos = GWN_vertformat_attr_add(&format, "pos", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); + + if (use_weight) { + attr_id.col = GWN_vertformat_attr_add(&format, "color", GWN_COMP_F32, 4, GWN_FETCH_FLOAT); } const int vert_len = lattice_render_data_verts_len_get(rdata); @@ -360,6 +430,13 @@ static Gwn_VertBuf *lattice_batch_cache_get_pos(LatticeRenderData *rdata, Lattic for (int i = 0; i < vert_len; ++i) { const BPoint *bp = lattice_render_data_vert_bpoint(rdata, i); GWN_vertbuf_attr_set(cache->pos, attr_id.pos, i, bp->vec); + + if (use_weight) { + float w_col[4]; + lattice_render_data_weight_col_get(rdata, i, actdef, w_col); + + GWN_vertbuf_attr_set(cache->pos, attr_id.col, i, w_col); + } } } @@ -460,13 +537,13 @@ static void lattice_batch_cache_create_overlay_batches(Lattice *lt) GWN_vertbuf_attr_set(vbo, attr_id.data, i, &vflag); } - cache->overlay_verts = GWN_batch_create(GWN_PRIM_POINTS, vbo, NULL); + cache->overlay_verts = GWN_batch_create_ex(GWN_PRIM_POINTS, vbo, NULL, GWN_BATCH_OWNS_VBO); } lattice_render_data_free(rdata); } -Gwn_Batch *DRW_lattice_batch_cache_get_all_edges(Lattice *lt) +Gwn_Batch *DRW_lattice_batch_cache_get_all_edges(Lattice *lt, bool use_weight, const int actdef) { LatticeBatchCache *cache = lattice_batch_cache_get(lt); @@ -474,7 +551,7 @@ Gwn_Batch *DRW_lattice_batch_cache_get_all_edges(Lattice *lt) /* create batch from Lattice */ LatticeRenderData *rdata = lattice_render_data_create(lt, LR_DATATYPE_VERT | LR_DATATYPE_EDGE); - cache->all_edges = GWN_batch_create(GWN_PRIM_LINES, lattice_batch_cache_get_pos(rdata, cache), + cache->all_edges = GWN_batch_create(GWN_PRIM_LINES, lattice_batch_cache_get_pos(rdata, cache, use_weight, actdef), lattice_batch_cache_get_edges(rdata, cache)); lattice_render_data_free(rdata); @@ -490,7 +567,7 @@ Gwn_Batch *DRW_lattice_batch_cache_get_all_verts(Lattice *lt) if (cache->all_verts == NULL) { LatticeRenderData *rdata = lattice_render_data_create(lt, LR_DATATYPE_VERT); - cache->all_verts = GWN_batch_create(GWN_PRIM_POINTS, lattice_batch_cache_get_pos(rdata, cache), NULL); + cache->all_verts = GWN_batch_create(GWN_PRIM_POINTS, lattice_batch_cache_get_pos(rdata, cache, false, -1), NULL); lattice_render_data_free(rdata); } |