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[libgdx] Minor cleanup & optimizations, timing code in ClipTest

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This commit is contained in:
badlogic 2017-03-27 19:05:35 +02:00
parent af3b5655fc
commit 6ae0c319ac
3 changed files with 19 additions and 11 deletions
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15
spine-libgdx/spine-libgdx-tests/src/com/esotericsoftware/spine/ClippingTest.java
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@ -37,29 +37,36 @@ import com.badlogic.gdx.backends.lwjgl.LwjglApplication;
import com.badlogic.gdx.backends.lwjgl.LwjglApplicationConfiguration;
import com.badlogic.gdx.graphics.GL20;
import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.graphics.g2d.BitmapFont;
import com.badlogic.gdx.graphics.g2d.PolygonSpriteBatch;
import com.badlogic.gdx.graphics.g2d.TextureAtlas;
import com.badlogic.gdx.math.WindowedMean;
import com.esotericsoftware.spine.attachments.ClippingAttachment;
import com.esotericsoftware.spine.utils.TwoColorPolygonBatch;
public class ClippingTest extends ApplicationAdapter {
OrthographicCamera camera;
TwoColorPolygonBatch batch;
PolygonSpriteBatch batch;
SkeletonRenderer renderer;
SkeletonRendererDebug debugRenderer;
BitmapFont font;
TextureAtlas atlas;
Skeleton skeleton;
AnimationState state;
WindowedMean mean = new WindowedMean(30);
public void create () {
camera = new OrthographicCamera();
batch = new TwoColorPolygonBatch(2048);
batch = new PolygonSpriteBatch(2048);
renderer = new SkeletonRenderer();
renderer.setPremultipliedAlpha(true);
renderer.setSoftwareClipping(true);
debugRenderer = new SkeletonRendererDebug();
debugRenderer.setBoundingBoxes(false);
debugRenderer.setRegionAttachments(false);
font = new BitmapFont();
atlas = new TextureAtlas(Gdx.files.internal("spineboy/spineboy-pma.atlas"));
SkeletonJson json = new SkeletonJson(atlas);
@ -122,7 +129,11 @@ public class ClippingTest extends ApplicationAdapter {
debugRenderer.getShapeRenderer().setProjectionMatrix(camera.combined);
batch.begin();
long start = System.nanoTime();
renderer.draw(batch, skeleton);
mean.addValue((System.nanoTime() - start) / 1000000.0f);
renderer.setPremultipliedAlpha(false);
font.draw(batch, "Time: " + mean.getMean() + "ms", 10, Gdx.graphics.getHeight() - font.getLineHeight());
batch.end();
debugRenderer.draw(skeleton);

10
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/SkeletonRenderer.java
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@ -444,9 +444,11 @@ public class SkeletonRenderer {
float denom = 1 / (d0 * d2 + d1 * d3);
for (int j = 0; j < clipOutput.size; j += 2) {
float x = clipOutput.get(j);
float y = clipOutput.get(j + 1);
float[] clipVertices = clipOutput.items;
for (int j = 0, n = clipOutput.size; j < n; j += 2) {
float x = clipVertices[j];
float y = clipVertices[j + 1];
float a = (d0 * (x - x3) + d1 * (y - y3)) * denom;
float b = (d4 * (x - x3) + d2 * (y - y3)) * denom;
@ -462,7 +464,7 @@ public class SkeletonRenderer {
clippedVertices.add(v);
}
for (int j = 1; j < (clipOutput.size >> 1) - 1; j++) {
for (int j = 1, n = (clipOutput.size >> 1) - 1; j < n; j++) {
clippedTriangles.add(idx);
clippedTriangles.add(idx + j);
clippedTriangles.add(idx + j + 1);

5
spine-libgdx/spine-libgdx/src/com/esotericsoftware/spine/utils/SutherlandHodgmanClipper.java
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@ -43,19 +43,14 @@ public class SutherlandHodgmanClipper {
edgeY2 = tmp;
}
// System.out.println("-- Edge " + i / 2 + ": (" + edgeX + ", " + edgeY + ")-(" + edgeX2 + ", " + edgeY2 + ")");
for (int j = 0; j < input.size; j += 2) {
float inputX = input.items[j % input.size];
float inputY = input.items[(j + 1) % input.size];
float inputX2 = input.items[(j + 2) % input.size];
float inputY2 = input.items[(j + 3) % input.size];
// System.out.println("\tinput " + j / 2 + ": (" + inputX + ", " + inputY + ")-(" + inputX2 + ", " + inputY2 + ")");
int side = pointLineSide(edgeX2, edgeY2, edgeX, edgeY, inputX, inputY);
int side2 = pointLineSide(edgeX2, edgeY2, edgeX, edgeY, inputX2, inputY2);
// System.out.println("\tv1: " + (side < 0 ? "outside" : "inside" ) + ", v2: " + (side2 < 0 ? "outside" : "inside"));
// v1 inside, v2 inside
if (side >= 0 && side2 >= 0) {