diff options
| author | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-05-22 18:01:27 +0300 |
|---|---|---|
| committer | bruvzg <7645683+bruvzg@users.noreply.github.com> | 2022-05-22 18:04:32 +0300 |
| commit | 1f066837e4d54125aa3909538c606a0889a847d1 (patch) | |
| tree | 033dc9b3539f5c9277aa1a4a6e1f12100954484d | |
| parent | 7b8c574401b3b3a211fd478eaa3fbb99b6dbb798 (diff) | |
[TextMesh] Fix cubic cubic Bezier arc processing.
| -rw-r--r-- | scene/resources/primitive_meshes.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/scene/resources/primitive_meshes.cpp b/scene/resources/primitive_meshes.cpp index 4d83f8772e..fb9b2823b4 100644 --- a/scene/resources/primitive_meshes.cpp +++ b/scene/resources/primitive_meshes.cpp @@ -2229,17 +2229,27 @@ void TextMesh::_generate_glyph_mesh_data(uint32_t p_hash, const Glyph &p_gl) con } } else if (points[j].z == TextServer::CONTOUR_CURVE_TAG_OFF_CUBIC) { // Cubic Bezier arc. + int32_t cur = j; int32_t next1 = (j == end) ? start : (j + 1); int32_t next2 = (next1 == end) ? start : (next1 + 1); int32_t prev = (j == start) ? end : (j - 1); // There must be exactly two OFF points and two ON points for each cubic arc. + if (points[prev].z != TextServer::CONTOUR_CURVE_TAG_ON) { + cur = (cur == 0) ? end : cur - 1; + next1 = (next1 == 0) ? end : next1 - 1; + next2 = (next2 == 0) ? end : next2 - 1; + prev = (prev == 0) ? end : prev - 1; + } else { + j++; + } ERR_FAIL_COND_MSG(points[prev].z != TextServer::CONTOUR_CURVE_TAG_ON, vformat("Invalid cubic arc point sequence at %d:%d", i, prev)); + ERR_FAIL_COND_MSG(points[cur].z != TextServer::CONTOUR_CURVE_TAG_OFF_CUBIC, vformat("Invalid cubic arc point sequence at %d:%d", i, cur)); ERR_FAIL_COND_MSG(points[next1].z != TextServer::CONTOUR_CURVE_TAG_OFF_CUBIC, vformat("Invalid cubic arc point sequence at %d:%d", i, next1)); ERR_FAIL_COND_MSG(points[next2].z != TextServer::CONTOUR_CURVE_TAG_ON, vformat("Invalid cubic arc point sequence at %d:%d", i, next2)); Vector2 p0 = Vector2(points[prev].x, points[prev].y); - Vector2 p1 = Vector2(points[j].x, points[j].y); + Vector2 p1 = Vector2(points[cur].x, points[cur].y); Vector2 p2 = Vector2(points[next1].x, points[next1].y); Vector2 p3 = Vector2(points[next2].x, points[next2].y); @@ -2257,7 +2267,6 @@ void TextMesh::_generate_glyph_mesh_data(uint32_t p_hash, const Glyph &p_gl) con polygon.push_back(ContourPoint(p, false)); t += step; } - i++; } else { ERR_FAIL_MSG(vformat("Unknown point tag at %d:%d", i, j)); } |