diff options
Diffstat (limited to 'source/blender/draw/intern/draw_cache.c')
| -rw-r--r-- | source/blender/draw/intern/draw_cache.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/source/blender/draw/intern/draw_cache.c b/source/blender/draw/intern/draw_cache.c index 439809139c9..587bcac1029 100644 --- a/source/blender/draw/intern/draw_cache.c +++ b/source/blender/draw/intern/draw_cache.c @@ -2082,6 +2082,7 @@ Gwn_Batch *DRW_cache_bone_envelope_head_wire_outline_get(void) Gwn_Batch *DRW_cache_bone_point_get(void) { if (!SHC.drw_bone_point) { +#if 0 /* old style geometry sphere */ const int lon_res = 16; const int lat_res = 8; const float rad = 0.05f; @@ -2119,6 +2120,30 @@ Gwn_Batch *DRW_cache_bone_point_get(void) } SHC.drw_bone_point = GWN_batch_create_ex(GWN_PRIM_TRIS, vbo, NULL, GWN_BATCH_OWNS_VBO); +#else +# define CIRCLE_RESOL 64 + float v[2]; + const float radius = 0.05f; + + /* Position Only 2D format */ + static Gwn_VertFormat format = { 0 }; + static struct { uint pos; } attr_id; + if (format.attrib_ct == 0) { + attr_id.pos = GWN_vertformat_attr_add(&format, "pos", GWN_COMP_F32, 2, GWN_FETCH_FLOAT); + } + + Gwn_VertBuf *vbo = GWN_vertbuf_create_with_format(&format); + GWN_vertbuf_data_alloc(vbo, CIRCLE_RESOL); + + for (int a = 0; a < CIRCLE_RESOL; a++) { + v[0] = radius * sinf((2.0f * M_PI * a) / ((float)CIRCLE_RESOL)); + v[1] = radius * cosf((2.0f * M_PI * a) / ((float)CIRCLE_RESOL)); + GWN_vertbuf_attr_set(vbo, attr_id.pos, a, v); + } + + SHC.drw_bone_point = GWN_batch_create_ex(GWN_PRIM_TRI_FAN, vbo, NULL, GWN_BATCH_OWNS_VBO); +# undef CIRCLE_RESOL +#endif } return SHC.drw_bone_point; } @@ -2126,8 +2151,48 @@ Gwn_Batch *DRW_cache_bone_point_get(void) Gwn_Batch *DRW_cache_bone_point_wire_outline_get(void) { if (!SHC.drw_bone_point_wire) { +#if 0 /* old style geometry sphere */ Gwn_VertBuf *vbo = sphere_wire_vbo(0.05f); SHC.drw_bone_point_wire = GWN_batch_create_ex(GWN_PRIM_LINES, vbo, NULL, GWN_BATCH_OWNS_VBO); +#else +# define CIRCLE_RESOL 64 + float v0[2], v1[2]; + const float radius = 0.05f; + + /* Position Only 2D format */ + static Gwn_VertFormat format = { 0 }; + static struct { uint pos0, pos1; } attr_id; + if (format.attrib_ct == 0) { + attr_id.pos0 = GWN_vertformat_attr_add(&format, "pos0", GWN_COMP_F32, 2, GWN_FETCH_FLOAT); + attr_id.pos1 = GWN_vertformat_attr_add(&format, "pos1", GWN_COMP_F32, 3, GWN_FETCH_FLOAT); + } + + Gwn_VertBuf *vbo = GWN_vertbuf_create_with_format(&format); + GWN_vertbuf_data_alloc(vbo, (CIRCLE_RESOL + 1) * 2); + + v0[0] = radius * sinf((2.0f * M_PI * -1) / ((float)CIRCLE_RESOL)); + v0[1] = radius * cosf((2.0f * M_PI * -1) / ((float)CIRCLE_RESOL)); + + unsigned int v = 0; + for (int a = 0; a < CIRCLE_RESOL; a++) { + v1[0] = radius * sinf((2.0f * M_PI * a) / ((float)CIRCLE_RESOL)); + v1[1] = radius * cosf((2.0f * M_PI * a) / ((float)CIRCLE_RESOL)); + GWN_vertbuf_attr_set(vbo, attr_id.pos0, v , v0); + GWN_vertbuf_attr_set(vbo, attr_id.pos1, v++, v1); + GWN_vertbuf_attr_set(vbo, attr_id.pos0, v , v0); + GWN_vertbuf_attr_set(vbo, attr_id.pos1, v++, v1); + copy_v2_v2(v0, v1); + } + v1[0] = 0.0f; + v1[1] = radius; + GWN_vertbuf_attr_set(vbo, attr_id.pos0, v , v0); + GWN_vertbuf_attr_set(vbo, attr_id.pos1, v++, v1); + GWN_vertbuf_attr_set(vbo, attr_id.pos0, v , v0); + GWN_vertbuf_attr_set(vbo, attr_id.pos1, v++, v1); + + SHC.drw_bone_point_wire = GWN_batch_create_ex(GWN_PRIM_TRI_STRIP, vbo, NULL, GWN_BATCH_OWNS_VBO); +# undef CIRCLE_RESOL +#endif } return SHC.drw_bone_point_wire; } |