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[csharp] Separated triangulation and convex decomposition

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This commit is contained in:
badlogic 2017-04-21 10:46:02 +02:00
parent 5b2a8cfd1e
commit c542fb3d91
5 changed files with 20 additions and 14 deletions
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2
examples/export/runtimes.sh
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@ -235,7 +235,7 @@ cp -f ../spineboy/export/spineboy.png ../../spine-ts/widget/example/assets/
echo "spine-xna"
rm -f ../../spine-xna/example/data/*
cp -f ../coin/export/coin.json ../../spine-xna/example/data/
cp -f ../coin/export/coin.json ../../spine-xna/example/data/
cp -f ../coin/export/coin.skel ../../spine-xna/example/data/
cp -f ../coin/export/coin.atlas ../../spine-xna/example/data/
cp -f ../coin/export/coin.png ../../spine-xna/example/data/

2
spine-csharp/spine-csharp.csproj
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@ -71,7 +71,7 @@
<Compile Include="src\BlendMode.cs" />
<Compile Include="src\Bone.cs" />
<Compile Include="src\BoneData.cs" />
<Compile Include="src\ConvexDecomposer.cs" />
<Compile Include="src\Triangulator.cs" />
<Compile Include="src\Event.cs" />
<Compile Include="src\EventData.cs" />
<Compile Include="src\ExposedList.cs" />

9
spine-csharp/src/SkeletonClipping.cs
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@ -32,7 +32,7 @@ using System;
namespace Spine {
public class SkeletonClipping {
private readonly ConvexDecomposer decomposer = new ConvexDecomposer();
private readonly Triangulator triangulator = new Triangulator();
private readonly ExposedList<float> clippingPolygon = new ExposedList<float>();
private readonly ExposedList<float> clipOutput = new ExposedList<float>(128);
private readonly ExposedList<float> clippedVertices = new ExposedList<float>(128);
@ -47,20 +47,21 @@ namespace Spine {
public ExposedList<int> ClippedTriangles { get { return clippedTriangles; } }
public ExposedList<float> ClippedUVs { get { return clippedUVs; } }
public void ClipStart(Slot slot, ClippingAttachment clip) {
if (clipAttachment != null) return;
public int ClipStart(Slot slot, ClippingAttachment clip) {
if (clipAttachment != null) return 0;
clipAttachment = clip;
int n = clip.worldVerticesLength;
float[] vertices = clippingPolygon.Resize(n).Items;
clip.ComputeWorldVertices(slot, 0, n, vertices, 0, 2);
MakeClockwise(clippingPolygon);
clippingPolygons = decomposer.Decompose(clippingPolygon);
clippingPolygons = triangulator.Decompose(clippingPolygon, triangulator.Triangulate(clippingPolygon));
foreach (var polygon in clippingPolygons) {
MakeClockwise(polygon);
polygon.Add(polygon.Items[0]);
polygon.Add(polygon.Items[1]);
}
return clippingPolygons.Count;
}
public void ClipEnd(Slot slot) {

13
spine-csharp/src/ConvexDecomposer.cs → spine-csharp/src/Triangulator.cs
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@ -31,7 +31,7 @@
using System;
namespace Spine {
internal class ConvexDecomposer {
internal class Triangulator {
private readonly ExposedList<ExposedList<float>> convexPolygons = new ExposedList<ExposedList<float>>();
private readonly ExposedList<ExposedList<int>> convexPolygonsIndices = new ExposedList<ExposedList<int>>();
@ -42,9 +42,9 @@ namespace Spine {
private readonly Pool<ExposedList<float>> polygonPool = new Pool<ExposedList<float>>();
private readonly Pool<ExposedList<int>> polygonIndicesPool = new Pool<ExposedList<int>>();
public ExposedList<ExposedList<float>> Decompose(ExposedList<float> input) {
var vertices = input.Items;
int vertexCount = input.Count >> 1;
public ExposedList<int> Triangulate(ExposedList<float> verticesArray) {
var vertices = verticesArray.Items;
int vertexCount = verticesArray.Count >> 1;
var indicesArray = this.indicesArray;
indicesArray.Clear();
@ -117,6 +117,11 @@ namespace Spine {
triangles.Add(indices[1]);
}
return triangles;
}
public ExposedList<ExposedList<float>> Decompose(ExposedList<float> verticesArray, ExposedList<int> triangles) {
var vertices = verticesArray.Items;
var convexPolygons = this.convexPolygons;
for (int i = 0, n = convexPolygons.Count; i < n; i++) {
polygonPool.Free(convexPolygons.Items[i]);

8
spine-monogame/example/ExampleGame.cs
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@ -72,8 +72,8 @@ namespace Spine {
// String name = "spineboy";
// String name = "goblins-mesh";
// String name = "raptor";
String name = "tank";
// String name = "star";
// String name = "tank";
String name = "coin";
bool binaryData = true;
Atlas atlas = new Atlas(assetsFolder + name + ".atlas", new XnaTextureLoader(GraphicsDevice));
@ -119,8 +119,8 @@ namespace Spine {
state.SetAnimation(0, "walk", true);
state.AddAnimation(1, "gungrab", false, 2);
}
else if (name == "star") {
// no animation in star
else if (name == "coin") {
state.SetAnimation(0, "rotate", true);
}
else if (name == "tank") {
state.SetAnimation(0, "drive", true);