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https://github.com/Relintai/broken_seals.git
synced 2024-11-13 20:47:19 +01:00
Implemented apply seam command.
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a973b875b9
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@ -1015,4 +1015,12 @@ func unmark_seam():
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pass
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func apply_seam():
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pass
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if !_mdr:
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return
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_mdr.disconnect("changed", self, "on_mdr_changed")
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MDRMeshUtils.apply_seam(_mdr)
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_mdr.connect("changed", self, "on_mdr_changed")
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on_mdr_changed()
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@ -807,3 +807,186 @@ static func seams_to_points(mdr : MeshDataResource) -> PoolVector3Array:
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points.push_back(vertices[s])
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return points
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static func is_matching_seam(i0 : int, i1: int, si0 : int, si1: int) -> bool:
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if i0 > i1:
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var t : int = i0
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i0 = i1
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i1 = t
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return (i0 == si0) && (i1 == si1)
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static func apply_seam(mdr : MeshDataResource) -> void:
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var points : PoolVector3Array = PoolVector3Array()
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var arrays : Array = mdr.get_array()
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if arrays.size() != ArrayMesh.ARRAY_MAX:
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return
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if arrays[ArrayMesh.ARRAY_VERTEX] == null:
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return
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var vertices : PoolVector3Array = arrays[ArrayMesh.ARRAY_VERTEX]
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var indices : PoolIntArray = arrays[ArrayMesh.ARRAY_INDEX]
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var seams : PoolIntArray = mdr.seams
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# Duplication happens later, as it requires lots of logic
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var duplicate_verts_indices : PoolIntArray = PoolIntArray()
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var new_vert_size : int = vertices.size()
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for i in range(0, seams.size(), 2):
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var si0 : int = seams[i]
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var si1 : int = seams[i + 1]
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var first : bool = true
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for j in range(0, indices.size(), 3):
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var i0 : int = indices[j]
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var i1 : int = indices[j + 1]
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var i2 : int = indices[j + 2]
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var edge_int_tri_index : int = -1
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if is_matching_seam(i0, i1, si0, si1):
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edge_int_tri_index = 0
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elif is_matching_seam(i1, i2, si0, si1):
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edge_int_tri_index = 1
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elif is_matching_seam(i2, i0, si0, si1):
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edge_int_tri_index = 2
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if edge_int_tri_index == -1:
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continue
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if first:
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# Only split away the subsequent tris
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first = false
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continue
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if edge_int_tri_index == 0:
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duplicate_verts_indices.push_back(i0)
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duplicate_verts_indices.push_back(i1)
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indices.push_back(new_vert_size)
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indices.push_back(new_vert_size + 1)
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indices.push_back(i2)
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elif edge_int_tri_index == 1:
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duplicate_verts_indices.push_back(i1)
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duplicate_verts_indices.push_back(i2)
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indices.push_back(i0)
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indices.push_back(new_vert_size)
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indices.push_back(new_vert_size + 1)
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elif edge_int_tri_index == 2:
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duplicate_verts_indices.push_back(i0)
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duplicate_verts_indices.push_back(i2)
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indices.push_back(new_vert_size)
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indices.push_back(i1)
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indices.push_back(new_vert_size + 1)
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new_vert_size += 2
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arrays[ArrayMesh.ARRAY_INDEX] = indices
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mdr.array = arrays
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seam_apply_duplicate_vertices(mdr, duplicate_verts_indices)
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# This will not touch the indices!
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static func seam_apply_duplicate_vertices(mdr : MeshDataResource, duplicate_verts_indices : PoolIntArray) -> void:
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var arrays : Array = mdr.get_array()
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if arrays.size() != ArrayMesh.ARRAY_MAX:
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arrays.resize(ArrayMesh.ARRAY_MAX)
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var vertices : PoolVector3Array = arrays[ArrayMesh.ARRAY_VERTEX]
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var normals : PoolVector3Array
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var tangents : PoolRealArray
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var colors : PoolColorArray
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var uv : PoolVector2Array
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var uv2 : PoolVector2Array
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var bones : PoolRealArray
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var weights : PoolRealArray
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if arrays[ArrayMesh.ARRAY_NORMAL] != null:
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normals = arrays[ArrayMesh.ARRAY_NORMAL]
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if arrays[ArrayMesh.ARRAY_TANGENT] != null:
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tangents = arrays[ArrayMesh.ARRAY_TANGENT]
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if arrays[ArrayMesh.ARRAY_COLOR] != null:
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colors = arrays[ArrayMesh.ARRAY_COLOR]
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if arrays[ArrayMesh.ARRAY_TEX_UV] != null:
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uv = arrays[ArrayMesh.ARRAY_TEX_UV]
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if arrays[ArrayMesh.ARRAY_TEX_UV2] != null:
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uv2 = arrays[ArrayMesh.ARRAY_TEX_UV2]
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if arrays[ArrayMesh.ARRAY_BONES] != null:
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bones = arrays[ArrayMesh.ARRAY_BONES]
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if arrays[ArrayMesh.ARRAY_WEIGHTS] != null:
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weights = arrays[ArrayMesh.ARRAY_WEIGHTS]
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for index in duplicate_verts_indices:
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vertices.push_back(vertices[index])
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if arrays[ArrayMesh.ARRAY_NORMAL] != null:
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normals.push_back(normals[index])
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if arrays[ArrayMesh.ARRAY_TANGENT] != null:
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tangents.push_back(tangents[index])
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tangents.push_back(tangents[index + 1])
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tangents.push_back(tangents[index + 2])
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tangents.push_back(tangents[index + 3])
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if arrays[ArrayMesh.ARRAY_COLOR] != null:
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colors.push_back(colors[index])
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if arrays[ArrayMesh.ARRAY_TEX_UV] != null:
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uv.push_back(uv[index])
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if arrays[ArrayMesh.ARRAY_TEX_UV2] != null:
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uv2.push_back(uv2[index])
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if arrays[ArrayMesh.ARRAY_BONES] != null:
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bones.push_back(bones[index])
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bones.push_back(bones[index + 1])
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bones.push_back(bones[index + 2])
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bones.push_back(bones[index + 3])
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if arrays[ArrayMesh.ARRAY_WEIGHTS] != null:
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weights.push_back(weights[index])
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weights.push_back(weights[index + 1])
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weights.push_back(weights[index + 2])
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weights.push_back(weights[index + 3])
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#write back
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arrays[ArrayMesh.ARRAY_VERTEX] = vertices
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if arrays[ArrayMesh.ARRAY_NORMAL] != null:
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arrays[ArrayMesh.ARRAY_NORMAL] = normals
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if arrays[ArrayMesh.ARRAY_TANGENT] != null:
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arrays[ArrayMesh.ARRAY_TANGENT] = tangents
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if arrays[ArrayMesh.ARRAY_COLOR] != null:
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arrays[ArrayMesh.ARRAY_COLOR] = colors
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if arrays[ArrayMesh.ARRAY_TEX_UV] != null:
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arrays[ArrayMesh.ARRAY_TEX_UV] = uv
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if arrays[ArrayMesh.ARRAY_TEX_UV2] != null:
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arrays[ArrayMesh.ARRAY_TEX_UV2] = uv2
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if arrays[ArrayMesh.ARRAY_BONES] != null:
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arrays[ArrayMesh.ARRAY_BONES] = bones
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if arrays[ArrayMesh.ARRAY_WEIGHTS] != null:
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arrays[ArrayMesh.ARRAY_WEIGHTS] = weights
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mdr.set_array(arrays)
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