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[godot] Improve debug renderer.

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This commit is contained in:
badlogic 2023-09-20 14:43:28 +02:00
parent 4f69cdd6af
commit d9b640254a
1 changed files with 30 additions and 0 deletions
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30
spine-godot/spine_godot/SpineSprite.cpp
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@ -831,6 +831,24 @@ void SpineSprite::update_meshes(Ref<SpineSkeleton> skeleton_ref) {
skeleton_clipper->clipEnd();
}
void createLinesFromMesh(Vector<Vector2> &scratch_points, spine::Vector<unsigned short> &triangles, spine::Vector<float> *vertices) {
scratch_points.resize(0);
for (int i = 0; i < triangles.size(); i += 3) {
int i1 = triangles[i];
int i2 = triangles[i + 1];
int i3 = triangles[i + 2];
Vector2 v1(vertices->buffer()[i1 * 2], vertices->buffer()[i1 * 2 + 1]);
Vector2 v2(vertices->buffer()[i2 * 2], vertices->buffer()[i2 * 2 + 1]);
Vector2 v3(vertices->buffer()[i3 * 2], vertices->buffer()[i3 * 2 + 1]);
scratch_points.push_back(v1);
scratch_points.push_back(v2);
scratch_points.push_back(v2);
scratch_points.push_back(v3);
scratch_points.push_back(v3);
scratch_points.push_back(v1);
}
}
void SpineSprite::draw() {
if (!animation_state.is_valid() && !skeleton.is_valid()) return;
if (!Engine::get_singleton()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) return;
@ -857,6 +875,12 @@ void SpineSprite::draw() {
auto *vertices = &scratch_vertices;
vertices->setSize(8, 0);
region->computeWorldVertices(*slot, *vertices, 0);
// Render triangles.
createLinesFromMesh(scratch_points, quad_indices, vertices);
draw_polyline(scratch_points, debug_regions_color);
// Render hull.
scratch_points.resize(0);
for (int i = 0, j = 0; i < 4; i++, j += 2) {
float x = vertices->buffer()[j];
@ -888,6 +912,12 @@ void SpineSprite::draw() {
auto *vertices = &scratch_vertices;
vertices->setSize(mesh->getWorldVerticesLength(), 0);
mesh->computeWorldVertices(*slot, *vertices);
// Render triangles.
createLinesFromMesh(scratch_points, mesh->getTriangles(), vertices);
draw_polyline(scratch_points, debug_meshes_color);
// Render hull
scratch_points.resize(0);
for (int i = 0, j = 0; i < mesh->getHullLength(); i++, j += 2) {
float x = vertices->buffer()[j];