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-rw-r--r--scene/resources/mesh.h146
1 files changed, 114 insertions, 32 deletions
diff --git a/scene/resources/mesh.h b/scene/resources/mesh.h
index 27b0eb098b..142373ce7f 100644
--- a/scene/resources/mesh.h
+++ b/scene/resources/mesh.h
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -42,12 +42,38 @@ class Mesh : public Resource {
GDCLASS(Mesh, Resource);
mutable Ref<TriangleMesh> triangle_mesh; //cached
+ mutable Vector<Ref<TriangleMesh>> surface_triangle_meshes; //cached
mutable Vector<Vector3> debug_lines;
Size2i lightmap_size_hint;
+public:
+ enum PrimitiveType {
+ PRIMITIVE_POINTS = RenderingServer::PRIMITIVE_POINTS,
+ PRIMITIVE_LINES = RenderingServer::PRIMITIVE_LINES,
+ PRIMITIVE_LINE_STRIP = RenderingServer::PRIMITIVE_LINE_STRIP,
+ PRIMITIVE_TRIANGLES = RenderingServer::PRIMITIVE_TRIANGLES,
+ PRIMITIVE_TRIANGLE_STRIP = RenderingServer::PRIMITIVE_TRIANGLE_STRIP,
+ PRIMITIVE_MAX = RenderingServer::PRIMITIVE_MAX,
+ };
+
protected:
static void _bind_methods();
+ GDVIRTUAL0RC(int, _get_surface_count)
+ GDVIRTUAL1RC(int, _surface_get_array_len, int)
+ GDVIRTUAL1RC(int, _surface_get_array_index_len, int)
+ GDVIRTUAL1RC(Array, _surface_get_arrays, int)
+ GDVIRTUAL1RC(Array, _surface_get_blend_shape_arrays, int)
+ GDVIRTUAL1RC(Dictionary, _surface_get_lods, int)
+ GDVIRTUAL1RC(uint32_t, _surface_get_format, int)
+ GDVIRTUAL1RC(uint32_t, _surface_get_primitive_type, int)
+ GDVIRTUAL2(_surface_set_material, int, Ref<Material>)
+ GDVIRTUAL1RC(Ref<Material>, _surface_get_material, int)
+ GDVIRTUAL0RC(int, _get_blend_shape_count)
+ GDVIRTUAL1RC(StringName, _get_blend_shape_name, int)
+ GDVIRTUAL2(_set_blend_shape_name, int, StringName)
+ GDVIRTUAL0RC(AABB, _get_aabb)
+
public:
enum {
NO_INDEX_ARRAY = RenderingServer::NO_INDEX_ARRAY,
@@ -105,6 +131,7 @@ public:
ARRAY_FORMAT_BLEND_SHAPE_MASK = RS::ARRAY_FORMAT_BLEND_SHAPE_MASK,
ARRAY_FORMAT_CUSTOM_BASE = RS::ARRAY_FORMAT_CUSTOM_BASE,
+ ARRAY_FORMAT_CUSTOM_BITS = RS::ARRAY_FORMAT_CUSTOM_BITS,
ARRAY_FORMAT_CUSTOM0_SHIFT = RS::ARRAY_FORMAT_CUSTOM0_SHIFT,
ARRAY_FORMAT_CUSTOM1_SHIFT = RS::ARRAY_FORMAT_CUSTOM1_SHIFT,
ARRAY_FORMAT_CUSTOM2_SHIFT = RS::ARRAY_FORMAT_CUSTOM2_SHIFT,
@@ -119,32 +146,25 @@ public:
};
- enum PrimitiveType {
- PRIMITIVE_POINTS = RenderingServer::PRIMITIVE_POINTS,
- PRIMITIVE_LINES = RenderingServer::PRIMITIVE_LINES,
- PRIMITIVE_LINE_STRIP = RenderingServer::PRIMITIVE_LINE_STRIP,
- PRIMITIVE_TRIANGLES = RenderingServer::PRIMITIVE_TRIANGLES,
- PRIMITIVE_TRIANGLE_STRIP = RenderingServer::PRIMITIVE_TRIANGLE_STRIP,
- PRIMITIVE_MAX = RenderingServer::PRIMITIVE_MAX,
- };
-
- virtual int get_surface_count() const = 0;
- virtual int surface_get_array_len(int p_idx) const = 0;
- virtual int surface_get_array_index_len(int p_idx) const = 0;
- virtual bool surface_is_softbody_friendly(int p_idx) const;
- virtual Array surface_get_arrays(int p_surface) const = 0;
- virtual Array surface_get_blend_shape_arrays(int p_surface) const = 0;
- virtual Dictionary surface_get_lods(int p_surface) const = 0;
- virtual uint32_t surface_get_format(int p_idx) const = 0;
- virtual PrimitiveType surface_get_primitive_type(int p_idx) const = 0;
- virtual void surface_set_material(int p_idx, const Ref<Material> &p_material) = 0;
- virtual Ref<Material> surface_get_material(int p_idx) const = 0;
- virtual int get_blend_shape_count() const = 0;
- virtual StringName get_blend_shape_name(int p_index) const = 0;
- virtual void set_blend_shape_name(int p_index, const StringName &p_name) = 0;
+ virtual int get_surface_count() const;
+ virtual int surface_get_array_len(int p_idx) const;
+ virtual int surface_get_array_index_len(int p_idx) const;
+ virtual Array surface_get_arrays(int p_surface) const;
+ virtual Array surface_get_blend_shape_arrays(int p_surface) const;
+ virtual Dictionary surface_get_lods(int p_surface) const;
+ virtual uint32_t surface_get_format(int p_idx) const;
+ virtual PrimitiveType surface_get_primitive_type(int p_idx) const;
+ virtual void surface_set_material(int p_idx, const Ref<Material> &p_material);
+ virtual Ref<Material> surface_get_material(int p_idx) const;
+ virtual int get_blend_shape_count() const;
+ virtual StringName get_blend_shape_name(int p_index) const;
+ virtual void set_blend_shape_name(int p_index, const StringName &p_name);
+ virtual AABB get_aabb() const;
Vector<Face3> get_faces() const;
+ Vector<Face3> get_surface_faces(int p_surface) const;
Ref<TriangleMesh> generate_triangle_mesh() const;
+ Ref<TriangleMesh> generate_surface_triangle_mesh(int p_surface) const;
void generate_debug_mesh_lines(Vector<Vector3> &r_lines);
void generate_debug_mesh_indices(Vector<Vector3> &r_points);
@@ -153,17 +173,46 @@ public:
Ref<Mesh> create_outline(float p_margin) const;
- virtual AABB get_aabb() const = 0;
-
void set_lightmap_size_hint(const Size2i &p_size);
Size2i get_lightmap_size_hint() const;
void clear_cache() const;
- typedef Vector<Vector<Face3>> (*ConvexDecompositionFunc)(const Vector<Face3> &p_faces, int p_max_convex_hulls);
+ struct ConvexDecompositionSettings {
+ enum Mode : int {
+ CONVEX_DECOMPOSITION_MODE_VOXEL = 0,
+ CONVEX_DECOMPOSITION_MODE_TETRAHEDRON
+ };
+
+ /// Maximum concavity. [Range: 0.0 -> 1.0]
+ real_t max_concavity = 1.0;
+ /// Controls the bias toward clipping along symmetry planes. [Range: 0.0 -> 1.0]
+ real_t symmetry_planes_clipping_bias = 0.05;
+ /// Controls the bias toward clipping along revolution axes. [Range: 0.0 -> 1.0]
+ real_t revolution_axes_clipping_bias = 0.05;
+ real_t min_volume_per_convex_hull = 0.0001;
+ /// Maximum number of voxels generated during the voxelization stage.
+ uint32_t resolution = 10'000;
+ uint32_t max_num_vertices_per_convex_hull = 32;
+ /// Controls the granularity of the search for the "best" clipping plane.
+ /// [Range: 1 -> 16]
+ uint32_t plane_downsampling = 4;
+ /// Controls the precision of the convex-hull generation process during the
+ /// clipping plane selection stage.
+ /// [Range: 1 -> 16]
+ uint32_t convexhull_downsampling = 4;
+ /// enable/disable normalizing the mesh before applying the convex decomposition.
+ bool normalize_mesh = false;
+ Mode mode = CONVEX_DECOMPOSITION_MODE_VOXEL;
+ bool convexhull_approximation = true;
+ /// This is the maximum number of convex hulls to produce from the merge operation.
+ uint32_t max_convex_hulls = 1;
+ bool project_hull_vertices = true;
+ };
+ typedef Vector<Vector<Vector3>> (*ConvexDecompositionFunc)(const real_t *p_vertices, int p_vertex_count, const uint32_t *p_triangles, int p_triangle_count, const ConvexDecompositionSettings &p_settings, Vector<Vector<uint32_t>> *r_convex_indices);
- static ConvexDecompositionFunc convex_composition_function;
+ static ConvexDecompositionFunc convex_decomposition_function;
- Vector<Ref<Shape3D>> convex_decompose(int p_max_convex_hulls = -1) const;
+ Vector<Ref<Shape3D>> convex_decompose(const ConvexDecompositionSettings &p_settings) const;
virtual int get_builtin_bind_pose_count() const;
virtual Transform3D get_builtin_bind_pose(int p_index) const;
@@ -247,7 +296,6 @@ public:
int surface_get_array_index_len(int p_idx) const override;
uint32_t surface_get_format(int p_idx) const override;
PrimitiveType surface_get_primitive_type(int p_idx) const override;
- bool surface_is_alpha_sorting_enabled(int p_idx) const;
virtual void surface_set_material(int p_idx, const Ref<Material> &p_material) override;
virtual Ref<Material> surface_get_material(int p_idx) const override;
@@ -283,4 +331,38 @@ VARIANT_ENUM_CAST(Mesh::ArrayCustomFormat);
VARIANT_ENUM_CAST(Mesh::PrimitiveType);
VARIANT_ENUM_CAST(Mesh::BlendShapeMode);
-#endif
+class PlaceholderMesh : public Mesh {
+ GDCLASS(PlaceholderMesh, Mesh);
+
+ RID rid;
+ AABB aabb;
+
+protected:
+ static void _bind_methods();
+
+public:
+ virtual int get_surface_count() const override { return 0; }
+ virtual int surface_get_array_len(int p_idx) const override { return 0; }
+ virtual int surface_get_array_index_len(int p_idx) const override { return 0; }
+ virtual Array surface_get_arrays(int p_surface) const override { return Array(); }
+ virtual Array surface_get_blend_shape_arrays(int p_surface) const override { return Array(); }
+ virtual Dictionary surface_get_lods(int p_surface) const override { return Dictionary(); }
+ virtual uint32_t surface_get_format(int p_idx) const override { return 0; }
+ virtual PrimitiveType surface_get_primitive_type(int p_idx) const override { return PRIMITIVE_TRIANGLES; }
+ virtual void surface_set_material(int p_idx, const Ref<Material> &p_material) override {}
+ virtual Ref<Material> surface_get_material(int p_idx) const override { return Ref<Material>(); }
+ virtual int get_blend_shape_count() const override { return 0; }
+ virtual StringName get_blend_shape_name(int p_index) const override { return StringName(); }
+ virtual void set_blend_shape_name(int p_index, const StringName &p_name) override {}
+ virtual RID get_rid() const override { return rid; }
+ virtual AABB get_aabb() const override { return aabb; }
+ void set_aabb(const AABB &p_aabb) { aabb = p_aabb; }
+
+ virtual int get_builtin_bind_pose_count() const override { return 0; }
+ virtual Transform3D get_builtin_bind_pose(int p_index) const override { return Transform3D(); }
+
+ PlaceholderMesh();
+ ~PlaceholderMesh();
+};
+
+#endif // MESH_H
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