From a971288bb0d64158147526ff49fc250aecdaba28 Mon Sep 17 00:00:00 2001 From: Bastiaan Olij Date: Tue, 3 Jul 2018 21:21:36 +1000 Subject: [PATCH] Added path_local and path_continious_u properties to CSGPolygon --- modules/csg/csg_shape.cpp | 78 +++++++++++++++++++++++--- modules/csg/csg_shape.h | 12 ++++ modules/csg/doc_classes/CSGPolygon.xml | 27 +++++++++ 3 files changed, 109 insertions(+), 8 deletions(-) diff --git a/modules/csg/csg_shape.cpp b/modules/csg/csg_shape.cpp index 5f13474d2ca..67cc7e1ba20 100644 --- a/modules/csg/csg_shape.cpp +++ b/modules/csg/csg_shape.cpp @@ -1585,7 +1585,11 @@ CSGBrush *CSGPolygon::_build_brush() { case MODE_PATH: { float bl = curve->get_baked_length(); int splits = MAX(2, Math::ceil(bl / path_interval)); - face_count = triangles.size() * 2 / 3 + splits * final_polygon.size() * 2; + if (path_joined) { + face_count = splits * final_polygon.size() * 2; + } else { + face_count = triangles.size() * 2 / 3 + splits * final_polygon.size() * 2; + } } break; } @@ -1793,8 +1797,14 @@ CSGBrush *CSGPolygon::_build_brush() { float bl = curve->get_baked_length(); int splits = MAX(2, Math::ceil(bl / path_interval)); + float u1 = 0.0; + float u2 = path_continuous_u ? 0.0 : 1.0; - Transform path_to_this = get_global_transform().affine_inverse() * path->get_global_transform(); + Transform path_to_this; + if (!path_local) { + // center on paths origin + path_to_this = get_global_transform().affine_inverse() * path->get_global_transform(); + } Transform prev_xf; @@ -1812,6 +1822,9 @@ CSGBrush *CSGPolygon::_build_brush() { for (int i = 0; i <= splits; i++) { float ofs = i * path_interval; + if (i == splits && path_joined) { + ofs = 0.0; + } Transform xf; xf.origin = curve->interpolate_baked(ofs); @@ -1836,6 +1849,11 @@ CSGBrush *CSGPolygon::_build_brush() { xf = path_to_this * xf; if (i > 0) { + if (path_continuous_u) { + u1 = u2; + u2 += (prev_xf.origin - xf.origin).length(); + }; + //put triangles where they belong //add triangles for depth for (int j = 0; j < final_polygon.size(); j++) { @@ -1850,10 +1868,10 @@ CSGBrush *CSGPolygon::_build_brush() { }; Vector2 u[4] = { - Vector2(0, 0), - Vector2(0, 1), - Vector2(1, 1), - Vector2(1, 0) + Vector2(u1, 0), + Vector2(u1, 1), + Vector2(u2, 1), + Vector2(u2, 0) }; // face 1 @@ -1888,7 +1906,7 @@ CSGBrush *CSGPolygon::_build_brush() { } } - if (i == 0) { + if (i == 0 && !path_joined) { for (int j = 0; j < triangles.size(); j += 3) { for (int k = 0; k < 3; k++) { @@ -1905,7 +1923,7 @@ CSGBrush *CSGPolygon::_build_brush() { } } - if (i == splits) { + if (i == splits && !path_joined) { for (int j = 0; j < triangles.size(); j += 3) { for (int k = 0; k < 3; k++) { @@ -2003,6 +2021,15 @@ void CSGPolygon::_bind_methods() { ClassDB::bind_method(D_METHOD("set_path_rotation", "mode"), &CSGPolygon::set_path_rotation); ClassDB::bind_method(D_METHOD("get_path_rotation"), &CSGPolygon::get_path_rotation); + ClassDB::bind_method(D_METHOD("set_path_local", "enable"), &CSGPolygon::set_path_local); + ClassDB::bind_method(D_METHOD("is_path_local"), &CSGPolygon::is_path_local); + + ClassDB::bind_method(D_METHOD("set_path_continuous_u", "enable"), &CSGPolygon::set_path_continuous_u); + ClassDB::bind_method(D_METHOD("is_path_continuous_u"), &CSGPolygon::is_path_continuous_u); + + ClassDB::bind_method(D_METHOD("set_path_joined", "enable"), &CSGPolygon::set_path_joined); + ClassDB::bind_method(D_METHOD("is_path_joined"), &CSGPolygon::is_path_joined); + ClassDB::bind_method(D_METHOD("set_material", "material"), &CSGPolygon::set_material); ClassDB::bind_method(D_METHOD("get_material"), &CSGPolygon::get_material); @@ -2023,6 +2050,9 @@ void CSGPolygon::_bind_methods() { ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "path_node", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "Path"), "set_path_node", "get_path_node"); ADD_PROPERTY(PropertyInfo(Variant::REAL, "path_interval", PROPERTY_HINT_EXP_RANGE, "0.001,1000.0,0.001,or_greater"), "set_path_interval", "get_path_interval"); ADD_PROPERTY(PropertyInfo(Variant::INT, "path_rotation", PROPERTY_HINT_ENUM, "Polygon,Path,PathFollow"), "set_path_rotation", "get_path_rotation"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "path_local"), "set_path_local", "is_path_local"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "path_continuous_u"), "set_path_continuous_u", "is_path_continuous_u"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "path_joined"), "set_path_joined", "is_path_joined"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_faces"), "set_smooth_faces", "get_smooth_faces"); ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "material", PROPERTY_HINT_RESOURCE_TYPE, "SpatialMaterial,ShaderMaterial"), "set_material", "get_material"); @@ -2067,6 +2097,15 @@ float CSGPolygon::get_depth() const { return depth; } +void CSGPolygon::set_path_continuous_u(bool p_enable) { + path_continuous_u = p_enable; + _make_dirty(); +} + +bool CSGPolygon::is_path_continuous_u() const { + return path_continuous_u; +} + void CSGPolygon::set_spin_degrees(const float p_spin_degrees) { ERR_FAIL_COND(p_spin_degrees < 0.01 || p_spin_degrees > 360); spin_degrees = p_spin_degrees; @@ -2119,6 +2158,26 @@ CSGPolygon::PathRotation CSGPolygon::get_path_rotation() const { return path_rotation; } +void CSGPolygon::set_path_local(bool p_enable) { + path_local = p_enable; + _make_dirty(); + update_gizmo(); +} + +bool CSGPolygon::is_path_local() const { + return path_local; +} + +void CSGPolygon::set_path_joined(bool p_enable) { + path_joined = p_enable; + _make_dirty(); + update_gizmo(); +} + +bool CSGPolygon::is_path_joined() const { + return path_joined; +} + void CSGPolygon::set_smooth_faces(const bool p_smooth_faces) { smooth_faces = p_smooth_faces; _make_dirty(); @@ -2160,5 +2219,8 @@ CSGPolygon::CSGPolygon() { smooth_faces = false; path_interval = 1; path_rotation = PATH_ROTATION_PATH; + path_local = false; + path_continuous_u = false; + path_joined = false; path_cache = NULL; } diff --git a/modules/csg/csg_shape.h b/modules/csg/csg_shape.h index cbb5c7e0417..6898cdaf642 100644 --- a/modules/csg/csg_shape.h +++ b/modules/csg/csg_shape.h @@ -334,10 +334,13 @@ private: NodePath path_node; float path_interval; PathRotation path_rotation; + bool path_local; Node *path_cache; bool smooth_faces; + bool path_continuous_u; + bool path_joined; bool _is_editable_3d_polygon() const; bool _has_editable_3d_polygon_no_depth() const; @@ -375,6 +378,15 @@ public: void set_path_rotation(PathRotation p_rotation); PathRotation get_path_rotation() const; + void set_path_local(bool p_enable); + bool is_path_local() const; + + void set_path_continuous_u(bool p_enable); + bool is_path_continuous_u() const; + + void set_path_joined(bool p_enable); + bool is_path_joined() const; + void set_smooth_faces(bool p_smooth_faces); bool get_smooth_faces() const; diff --git a/modules/csg/doc_classes/CSGPolygon.xml b/modules/csg/doc_classes/CSGPolygon.xml index 379c512d6af..1e6dec8085b 100644 --- a/modules/csg/doc_classes/CSGPolygon.xml +++ b/modules/csg/doc_classes/CSGPolygon.xml @@ -1,8 +1,10 @@ + Extrudes a 2D polygon shape to create a 3D mesh + This node takes a 2D polygon shape and extrudes it to create a 3D mesh. @@ -12,38 +14,63 @@ + Extrusion depth when [member mode] is [constant MODE_DEPTH] + Material to use for the resulting mesh + Extrusion mode + Interval at which a new extrusion slice is added along the path when [member mode] is [constant MODE_PATH] + The [Shape] object containing the path along which we extrude when [member mode] is [constant MODE_PATH] + The method by which each slice is rotated along the path when [member mode] is [constant MODE_PATH] + + + If false we extrude centered on our path, if true we extrude in relation to the position of our CSGPolygon when [member mode] is [constant MODE_PATH] + + + If true the u component of our uv will continuously increase in unison with the distance traveled along our path when [member mode] is [constant MODE_PATH] + + + If true the start and end of our path are joined together ensuring there is no seam when [member mode] is [constant MODE_PATH] + Point array that defines the shape that we'll extrude + Generates smooth normals so smooth shading is applied to our mesh + Degrees to rotate our extrusion for each slice when [member mode] is [constant MODE_SPIN] + Number of extrusion when [member mode] is [constant MODE_SPIN] + Shape is extruded to [member depth] + Shape is extruded by rotating it around an axis + Shape is extruded along a path set by a [Shape] set in [member path_node] + Slice is not rotated + Slice is rotated around the up vector of the path + Slice is rotate to match the path exactly