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Fix auto LOD generation for blendshapes.

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This commit is contained in:
Joan Fons 2021-10-06 11:53:53 +02:00
parent df376750ce
commit 8ab7ca4b32
3 changed files with 27 additions and 21 deletions
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45
scene/resources/importer_mesh.cpp
View File

@ -37,26 +37,34 @@
#include <cstdint>
void ImporterMesh::Surface::split_normals(const LocalVector<int> &p_indices, const LocalVector<Vector3> &p_normals) {
ERR_FAIL_COND(arrays.size() != RS::ARRAY_MAX);
_split_normals(arrays, p_indices, p_normals);
const PackedVector3Array &vertices = arrays[RS::ARRAY_VERTEX];
for (BlendShape &blend_shape : blend_shape_data) {
_split_normals(blend_shape.arrays, p_indices, p_normals);
}
}
void ImporterMesh::Surface::_split_normals(Array &r_arrays, const LocalVector<int> &p_indices, const LocalVector<Vector3> &p_normals) {
ERR_FAIL_COND(r_arrays.size() != RS::ARRAY_MAX);
const PackedVector3Array &vertices = r_arrays[RS::ARRAY_VERTEX];
int current_vertex_count = vertices.size();
int new_vertex_count = p_indices.size();
int final_vertex_count = current_vertex_count + new_vertex_count;
const int *indices_ptr = p_indices.ptr();
for (int i = 0; i < arrays.size(); i++) {
for (int i = 0; i < r_arrays.size(); i++) {
if (i == RS::ARRAY_INDEX) {
continue;
}
if (arrays[i].get_type() == Variant::NIL) {
if (r_arrays[i].get_type() == Variant::NIL) {
continue;
}
switch (arrays[i].get_type()) {
switch (r_arrays[i].get_type()) {
case Variant::PACKED_VECTOR3_ARRAY: {
PackedVector3Array data = arrays[i];
PackedVector3Array data = r_arrays[i];
data.resize(final_vertex_count);
Vector3 *data_ptr = data.ptrw();
if (i == RS::ARRAY_NORMAL) {
@ -67,55 +75,55 @@ void ImporterMesh::Surface::split_normals(const LocalVector<int> &p_indices, con
data_ptr[current_vertex_count + j] = data_ptr[indices_ptr[j]];
}
}
arrays[i] = data;
r_arrays[i] = data;
} break;
case Variant::PACKED_VECTOR2_ARRAY: {
PackedVector2Array data = arrays[i];
PackedVector2Array data = r_arrays[i];
data.resize(final_vertex_count);
Vector2 *data_ptr = data.ptrw();
for (int j = 0; j < new_vertex_count; j++) {
data_ptr[current_vertex_count + j] = data_ptr[indices_ptr[j]];
}
arrays[i] = data;
r_arrays[i] = data;
} break;
case Variant::PACKED_FLOAT32_ARRAY: {
PackedFloat32Array data = arrays[i];
PackedFloat32Array data = r_arrays[i];
int elements = data.size() / current_vertex_count;
data.resize(final_vertex_count * elements);
float *data_ptr = data.ptrw();
for (int j = 0; j < new_vertex_count; j++) {
memcpy(&data_ptr[(current_vertex_count + j) * elements], &data_ptr[indices_ptr[j] * elements], sizeof(float) * elements);
}
arrays[i] = data;
r_arrays[i] = data;
} break;
case Variant::PACKED_INT32_ARRAY: {
PackedInt32Array data = arrays[i];
PackedInt32Array data = r_arrays[i];
int elements = data.size() / current_vertex_count;
data.resize(final_vertex_count * elements);
int32_t *data_ptr = data.ptrw();
for (int j = 0; j < new_vertex_count; j++) {
memcpy(&data_ptr[(current_vertex_count + j) * elements], &data_ptr[indices_ptr[j] * elements], sizeof(int32_t) * elements);
}
arrays[i] = data;
r_arrays[i] = data;
} break;
case Variant::PACKED_BYTE_ARRAY: {
PackedByteArray data = arrays[i];
PackedByteArray data = r_arrays[i];
int elements = data.size() / current_vertex_count;
data.resize(final_vertex_count * elements);
uint8_t *data_ptr = data.ptrw();
for (int j = 0; j < new_vertex_count; j++) {
memcpy(&data_ptr[(current_vertex_count + j) * elements], &data_ptr[indices_ptr[j] * elements], sizeof(uint8_t) * elements);
}
arrays[i] = data;
r_arrays[i] = data;
} break;
case Variant::PACKED_COLOR_ARRAY: {
PackedColorArray data = arrays[i];
PackedColorArray data = r_arrays[i];
data.resize(final_vertex_count);
Color *data_ptr = data.ptrw();
for (int j = 0; j < new_vertex_count; j++) {
data_ptr[current_vertex_count + j] = data_ptr[indices_ptr[j]];
}
arrays[i] = data;
r_arrays[i] = data;
} break;
default: {
ERR_FAIL_MSG("Unhandled array type.");
@ -261,9 +269,6 @@ void ImporterMesh::generate_lods(float p_normal_merge_angle, float p_normal_spli
if (surfaces[i].primitive != Mesh::PRIMITIVE_TRIANGLES) {
continue;
}
if (get_blend_shape_count()) {
continue;
}
surfaces.write[i].lods.clear();
Vector<Vector3> vertices = surfaces[i].arrays[RS::ARRAY_VERTEX];

1
scene/resources/importer_mesh.h
View File

@ -70,6 +70,7 @@ class ImporterMesh : public Resource {
};
void split_normals(const LocalVector<int> &p_indices, const LocalVector<Vector3> &p_normals);
static void _split_normals(Array &r_arrays, const LocalVector<int> &p_indices, const LocalVector<Vector3> &p_normals);
};
Vector<Surface> surfaces;
Vector<String> blend_shapes;

2
servers/rendering_server.cpp
View File

@ -934,7 +934,7 @@ Error RenderingServer::mesh_create_surface_data_from_arrays(SurfaceData *r_surfa
}
}
ERR_FAIL_COND_V_MSG((bsformat) != (format & (ARRAY_FORMAT_VERTEX | ARRAY_FORMAT_NORMAL | ARRAY_FORMAT_TANGENT)), ERR_INVALID_PARAMETER, "Blend shape format must match the main array format for Vertex, Normal and Tangent arrays.");
ERR_FAIL_COND_V_MSG((bsformat & RS::ARRAY_FORMAT_BLEND_SHAPE_MASK) != (format & RS::ARRAY_FORMAT_BLEND_SHAPE_MASK), ERR_INVALID_PARAMETER, "Blend shape format must match the main array format for Vertex, Normal and Tangent arrays.");
}
}