segment_shape_2d.cpp 6.0 KB

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  1. /**************************************************************************/
  2. /* segment_shape_2d.cpp */
  3. /**************************************************************************/
  4. /* This file is part of: */
  5. /* GODOT ENGINE */
  6. /* https://godotengine.org */
  7. /**************************************************************************/
  8. /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
  9. /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
  10. /* */
  11. /* Permission is hereby granted, free of charge, to any person obtaining */
  12. /* a copy of this software and associated documentation files (the */
  13. /* "Software"), to deal in the Software without restriction, including */
  14. /* without limitation the rights to use, copy, modify, merge, publish, */
  15. /* distribute, sublicense, and/or sell copies of the Software, and to */
  16. /* permit persons to whom the Software is furnished to do so, subject to */
  17. /* the following conditions: */
  18. /* */
  19. /* The above copyright notice and this permission notice shall be */
  20. /* included in all copies or substantial portions of the Software. */
  21. /* */
  22. /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
  23. /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
  24. /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
  25. /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
  26. /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
  27. /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
  28. /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
  29. /**************************************************************************/
  30. #include "segment_shape_2d.h"
  31. #include "servers/physics_2d_server.h"
  32. #include "servers/visual_server.h"
  33. bool SegmentShape2D::_edit_is_selected_on_click(const Point2 &p_point, double p_tolerance) const {
  34. Vector2 l[2] = { a, b };
  35. Vector2 closest = Geometry::get_closest_point_to_segment_2d(p_point, l);
  36. return p_point.distance_to(closest) < p_tolerance;
  37. }
  38. void SegmentShape2D::_update_shape() {
  39. Rect2 r;
  40. r.position = a;
  41. r.size = b;
  42. Physics2DServer::get_singleton()->shape_set_data(get_rid(), r);
  43. emit_changed();
  44. }
  45. void SegmentShape2D::set_a(const Vector2 &p_a) {
  46. a = p_a;
  47. _update_shape();
  48. }
  49. Vector2 SegmentShape2D::get_a() const {
  50. return a;
  51. }
  52. void SegmentShape2D::set_b(const Vector2 &p_b) {
  53. b = p_b;
  54. _update_shape();
  55. }
  56. Vector2 SegmentShape2D::get_b() const {
  57. return b;
  58. }
  59. void SegmentShape2D::draw(const RID &p_to_rid, const Color &p_color) {
  60. VisualServer::get_singleton()->canvas_item_add_line(p_to_rid, a, b, p_color, 3);
  61. }
  62. Rect2 SegmentShape2D::get_rect() const {
  63. Rect2 rect;
  64. rect.position = a;
  65. rect.expand_to(b);
  66. return rect;
  67. }
  68. real_t SegmentShape2D::get_enclosing_radius() const {
  69. return (a + b).length();
  70. }
  71. void SegmentShape2D::_bind_methods() {
  72. ClassDB::bind_method(D_METHOD("set_a", "a"), &SegmentShape2D::set_a);
  73. ClassDB::bind_method(D_METHOD("get_a"), &SegmentShape2D::get_a);
  74. ClassDB::bind_method(D_METHOD("set_b", "b"), &SegmentShape2D::set_b);
  75. ClassDB::bind_method(D_METHOD("get_b"), &SegmentShape2D::get_b);
  76. ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "a"), "set_a", "get_a");
  77. ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "b"), "set_b", "get_b");
  78. }
  79. SegmentShape2D::SegmentShape2D() :
  80. Shape2D(Physics2DServer::get_singleton()->segment_shape_create()) {
  81. a = Vector2();
  82. b = Vector2(0, 10);
  83. _update_shape();
  84. }
  85. ////////////////////////////////////////////////////////////
  86. void RayShape2D::_update_shape() {
  87. Dictionary d;
  88. d["length"] = length;
  89. d["slips_on_slope"] = slips_on_slope;
  90. Physics2DServer::get_singleton()->shape_set_data(get_rid(), d);
  91. emit_changed();
  92. }
  93. void RayShape2D::draw(const RID &p_to_rid, const Color &p_color) {
  94. Vector2 tip = Vector2(0, get_length());
  95. VS::get_singleton()->canvas_item_add_line(p_to_rid, Vector2(), tip, p_color, 3);
  96. Vector<Vector2> pts;
  97. float tsize = 4;
  98. pts.push_back(tip + Vector2(0, tsize));
  99. pts.push_back(tip + Vector2(Math_SQRT12 * tsize, 0));
  100. pts.push_back(tip + Vector2(-Math_SQRT12 * tsize, 0));
  101. Vector<Color> cols;
  102. for (int i = 0; i < 3; i++) {
  103. cols.push_back(p_color);
  104. }
  105. VS::get_singleton()->canvas_item_add_primitive(p_to_rid, pts, cols, Vector<Point2>(), RID());
  106. }
  107. Rect2 RayShape2D::get_rect() const {
  108. Rect2 rect;
  109. rect.position = Vector2();
  110. rect.expand_to(Vector2(0, length));
  111. rect = rect.grow(Math_SQRT12 * 4);
  112. return rect;
  113. }
  114. real_t RayShape2D::get_enclosing_radius() const {
  115. return length;
  116. }
  117. void RayShape2D::_bind_methods() {
  118. ClassDB::bind_method(D_METHOD("set_length", "length"), &RayShape2D::set_length);
  119. ClassDB::bind_method(D_METHOD("get_length"), &RayShape2D::get_length);
  120. ClassDB::bind_method(D_METHOD("set_slips_on_slope", "active"), &RayShape2D::set_slips_on_slope);
  121. ClassDB::bind_method(D_METHOD("get_slips_on_slope"), &RayShape2D::get_slips_on_slope);
  122. ADD_PROPERTY(PropertyInfo(Variant::REAL, "length", PROPERTY_HINT_RANGE, "0.01,1024,0.01,or_greater"), "set_length", "get_length");
  123. ADD_PROPERTY(PropertyInfo(Variant::BOOL, "slips_on_slope"), "set_slips_on_slope", "get_slips_on_slope");
  124. }
  125. void RayShape2D::set_length(real_t p_length) {
  126. length = p_length;
  127. _update_shape();
  128. }
  129. real_t RayShape2D::get_length() const {
  130. return length;
  131. }
  132. void RayShape2D::set_slips_on_slope(bool p_active) {
  133. slips_on_slope = p_active;
  134. _update_shape();
  135. }
  136. bool RayShape2D::get_slips_on_slope() const {
  137. return slips_on_slope;
  138. }
  139. RayShape2D::RayShape2D() :
  140. Shape2D(Physics2DServer::get_singleton()->ray_shape_create()) {
  141. length = 20;
  142. slips_on_slope = false;
  143. _update_shape();
  144. }