Example usage for com.badlogic.gdx.graphics.glutils ShapeRenderer polygon

List of usage examples for com.badlogic.gdx.graphics.glutils ShapeRenderer polygon

Introduction

In this page you can find the example usage for com.badlogic.gdx.graphics.glutils ShapeRenderer polygon.

Prototype

public void polygon(float[] vertices, int offset, int count) 

Source Link

Document

Draws a polygon in the x/y plane using ShapeType#Line .

Usage

From source file:com.company.minery.utils.spine.SkeletonRendererDebug.java

License:Open Source License

public void draw(Skeleton skeleton) {
    float skeletonX = skeleton.getX();
    float skeletonY = skeleton.getY();

    Gdx.gl.glEnable(GL20.GL_BLEND);//ww w  . j  a va2  s  .com
    int srcFunc = premultipliedAlpha ? GL20.GL_ONE : GL20.GL_SRC_ALPHA;
    Gdx.gl.glBlendFunc(srcFunc, GL20.GL_ONE_MINUS_SRC_ALPHA);

    ShapeRenderer shapes = this.shapes;

    Array<Bone> bones = skeleton.getBones();
    if (drawBones) {
        shapes.setColor(boneLineColor);
        shapes.begin(ShapeType.Filled);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            if (bone.parent == null)
                continue;
            float x = skeletonX + bone.data.length * bone.m00 + bone.worldX;
            float y = skeletonY + bone.data.length * bone.m10 + bone.worldY;
            shapes.rectLine(skeletonX + bone.worldX, skeletonY + bone.worldY, x, y, boneWidth * scale);
        }
        shapes.end();
        shapes.begin(ShapeType.Line);
        shapes.x(skeletonX, skeletonY, 4 * scale);
    } else
        shapes.begin(ShapeType.Line);

    if (drawRegionAttachments) {
        shapes.setColor(attachmentLineColor);
        Array<Slot> slots = skeleton.getSlots();
        for (int i = 0, n = slots.size; i < n; i++) {
            Slot slot = slots.get(i);
            Attachment attachment = slot.attachment;
            if (attachment instanceof RegionAttachment) {
                RegionAttachment regionAttachment = (RegionAttachment) attachment;
                regionAttachment.updateWorldVertices(slot, false);
                float[] vertices = regionAttachment.getWorldVertices();
                shapes.line(vertices[X1], vertices[Y1], vertices[X2], vertices[Y2]);
                shapes.line(vertices[X2], vertices[Y2], vertices[X3], vertices[Y3]);
                shapes.line(vertices[X3], vertices[Y3], vertices[X4], vertices[Y4]);
                shapes.line(vertices[X4], vertices[Y4], vertices[X1], vertices[Y1]);
            }
        }
    }

    if (drawMeshHull || drawMeshTriangles) {
        Array<Slot> slots = skeleton.getSlots();
        for (int i = 0, n = slots.size; i < n; i++) {
            Slot slot = slots.get(i);
            Attachment attachment = slot.attachment;
            float[] vertices = null;
            short[] triangles = null;
            int hullLength = 0;
            if (attachment instanceof MeshAttachment) {
                MeshAttachment mesh = (MeshAttachment) attachment;
                mesh.updateWorldVertices(slot, false);
                vertices = mesh.getWorldVertices();
                triangles = mesh.getTriangles();
                hullLength = mesh.getHullLength();
            } else if (attachment instanceof SkinnedMeshAttachment) {
                SkinnedMeshAttachment mesh = (SkinnedMeshAttachment) attachment;
                mesh.updateWorldVertices(slot, false);
                vertices = mesh.getWorldVertices();
                triangles = mesh.getTriangles();
                hullLength = mesh.getHullLength();
            }
            if (vertices == null || triangles == null)
                continue;
            if (drawMeshTriangles) {
                shapes.setColor(triangleLineColor);
                for (int ii = 0, nn = triangles.length; ii < nn; ii += 3) {
                    int v1 = triangles[ii] * 5, v2 = triangles[ii + 1] * 5, v3 = triangles[ii + 2] * 5;
                    shapes.triangle(vertices[v1], vertices[v1 + 1], //
                            vertices[v2], vertices[v2 + 1], //
                            vertices[v3], vertices[v3 + 1] //
                    );
                }
            }
            if (drawMeshHull && hullLength > 0) {
                shapes.setColor(attachmentLineColor);
                hullLength = hullLength / 2 * 5;
                float lastX = vertices[hullLength - 5], lastY = vertices[hullLength - 4];
                for (int ii = 0, nn = hullLength; ii < nn; ii += 5) {
                    float x = vertices[ii], y = vertices[ii + 1];
                    shapes.line(x, y, lastX, lastY);
                    lastX = x;
                    lastY = y;
                }
            }
        }
    }

    if (drawBoundingBoxes) {
        SkeletonBounds bounds = this.bounds;
        bounds.update(skeleton, true);
        shapes.setColor(aabbColor);
        shapes.rect(bounds.getMinX(), bounds.getMinY(), bounds.getWidth(), bounds.getHeight());
        shapes.setColor(boundingBoxColor);
        Array<FloatArray> polygons = bounds.getPolygons();
        for (int i = 0, n = polygons.size; i < n; i++) {
            FloatArray polygon = polygons.get(i);
            shapes.polygon(polygon.items, 0, polygon.size);
        }
    }

    shapes.end();
    shapes.begin(ShapeType.Filled);

    if (drawBones) {
        shapes.setColor(boneOriginColor);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            shapes.setColor(Color.GREEN);
            shapes.circle(skeletonX + bone.worldX, skeletonY + bone.worldY, 3 * scale, 8);
        }
    }

    shapes.end();
}

From source file:sg.atom2d.game2d.graphics.anim.spine.skeleton.SkeletonRendererDebug.java

License:Open Source License

public void draw(Skeleton skeleton) {
    float skeletonX = skeleton.getX();
    float skeletonY = skeleton.getY();

    Gdx.gl.glEnable(GL10.GL_BLEND);//from   w  w  w  .  ja  v  a  2  s .  c o  m
    ShapeRenderer renderer = this.renderer;
    renderer.begin(ShapeType.Line);

    Array<Bone> bones = skeleton.getBones();
    if (drawBones) {
        renderer.setColor(boneLineColor);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            if (bone.parent == null)
                continue;
            float x = skeletonX + bone.data.length * bone.m00 + bone.worldX;
            float y = skeletonY + bone.data.length * bone.m10 + bone.worldY;
            renderer.line(skeletonX + bone.worldX, skeletonY + bone.worldY, x, y);
        }
    }

    if (drawRegionAttachments) {
        renderer.setColor(regionAttachmentLineColor);
        Array<Slot> slots = skeleton.getSlots();
        for (int i = 0, n = slots.size; i < n; i++) {
            Slot slot = slots.get(i);
            Attachment attachment = slot.attachment;
            if (attachment instanceof RegionAttachment) {
                RegionAttachment regionAttachment = (RegionAttachment) attachment;
                regionAttachment.updateWorldVertices(slot, false);
                float[] vertices = regionAttachment.getWorldVertices();
                renderer.line(vertices[X1], vertices[Y1], vertices[X2], vertices[Y2]);
                renderer.line(vertices[X2], vertices[Y2], vertices[X3], vertices[Y3]);
                renderer.line(vertices[X3], vertices[Y3], vertices[X4], vertices[Y4]);
                renderer.line(vertices[X4], vertices[Y4], vertices[X1], vertices[Y1]);
            }
        }
    }

    if (drawBoundingBoxes) {
        SkeletonBounds bounds = this.bounds;
        bounds.update(skeleton, true);
        renderer.setColor(aabbColor);
        renderer.rect(bounds.getMinX(), bounds.getMinY(), bounds.getWidth(), bounds.getHeight());
        renderer.setColor(boundingBoxColor);
        Array<FloatArray> polygons = bounds.getPolygons();
        for (int i = 0, n = polygons.size; i < n; i++) {
            FloatArray polygon = polygons.get(i);
            renderer.polygon(polygon.items, 0, polygon.size);
        }
    }

    renderer.end();
    renderer.begin(ShapeType.Filled);

    if (drawBones) {
        renderer.setColor(boneOriginColor);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            renderer.setColor(ColorRGBA.GREEN);
            renderer.circle(skeletonX + bone.worldX, skeletonY + bone.worldY, 3 * scale);
        }
    }

    renderer.end();
}

From source file:spine.SkeletonRendererDebug.java

License:Open Source License

public void draw(Skeleton skeleton) {
    float skeletonX = skeleton.getX();
    float skeletonY = skeleton.getY();

    Gdx.gl.glEnable(GL20.GL_BLEND);/*  w  w w .jav  a  2s  .co m*/
    int srcFunc = premultipliedAlpha ? GL20.GL_ONE : GL20.GL_SRC_ALPHA;
    Gdx.gl.glBlendFunc(srcFunc, GL20.GL_ONE_MINUS_SRC_ALPHA);

    ShapeRenderer shapes = this.shapes;

    Array<Bone> bones = skeleton.getBones();
    if (drawBones) {
        shapes.setColor(boneLineColor);
        shapes.begin(ShapeType.Filled);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            if (bone.parent == null)
                continue;
            float x = skeletonX + bone.data.length * bone.a + bone.worldX;
            float y = skeletonY + bone.data.length * bone.c + bone.worldY;
            shapes.rectLine(skeletonX + bone.worldX, skeletonY + bone.worldY, x, y, boneWidth * scale);
        }
        shapes.end();
        shapes.begin(ShapeType.Line);
        shapes.x(skeletonX, skeletonY, 4 * scale);
    } else
        shapes.begin(ShapeType.Line);

    if (drawRegionAttachments) {
        shapes.setColor(attachmentLineColor);
        Array<Slot> slots = skeleton.getSlots();
        for (int i = 0, n = slots.size; i < n; i++) {
            Slot slot = slots.get(i);
            Attachment attachment = slot.attachment;
            if (attachment instanceof RegionAttachment) {
                RegionAttachment regionAttachment = (RegionAttachment) attachment;
                float[] vertices = regionAttachment.updateWorldVertices(slot, false);
                shapes.line(vertices[X1], vertices[Y1], vertices[X2], vertices[Y2]);
                shapes.line(vertices[X2], vertices[Y2], vertices[X3], vertices[Y3]);
                shapes.line(vertices[X3], vertices[Y3], vertices[X4], vertices[Y4]);
                shapes.line(vertices[X4], vertices[Y4], vertices[X1], vertices[Y1]);
            }
        }
    }

    if (drawMeshHull || drawMeshTriangles) {
        Array<Slot> slots = skeleton.getSlots();
        for (int i = 0, n = slots.size; i < n; i++) {
            Slot slot = slots.get(i);
            Attachment attachment = slot.attachment;
            float[] vertices = null;
            short[] triangles = null;
            int hullLength = 0;
            if (attachment instanceof MeshAttachment) {
                MeshAttachment mesh = (MeshAttachment) attachment;
                mesh.updateWorldVertices(slot, false);
                vertices = mesh.getWorldVertices();
                triangles = mesh.getTriangles();
                hullLength = mesh.getHullLength();
            } else if (attachment instanceof SkinnedMeshAttachment) {
                SkinnedMeshAttachment mesh = (SkinnedMeshAttachment) attachment;
                mesh.updateWorldVertices(slot, false);
                vertices = mesh.getWorldVertices();
                triangles = mesh.getTriangles();
                hullLength = mesh.getHullLength();
            }
            if (vertices == null || triangles == null)
                continue;
            if (drawMeshTriangles) {
                shapes.setColor(triangleLineColor);
                for (int ii = 0, nn = triangles.length; ii < nn; ii += 3) {
                    int v1 = triangles[ii] * 5, v2 = triangles[ii + 1] * 5, v3 = triangles[ii + 2] * 5;
                    shapes.triangle(vertices[v1], vertices[v1 + 1], //
                            vertices[v2], vertices[v2 + 1], //
                            vertices[v3], vertices[v3 + 1] //
                    );
                }
            }
            if (drawMeshHull && hullLength > 0) {
                shapes.setColor(attachmentLineColor);
                hullLength = hullLength / 2 * 5;
                float lastX = vertices[hullLength - 5], lastY = vertices[hullLength - 4];
                for (int ii = 0, nn = hullLength; ii < nn; ii += 5) {
                    float x = vertices[ii], y = vertices[ii + 1];
                    shapes.line(x, y, lastX, lastY);
                    lastX = x;
                    lastY = y;
                }
            }
        }
    }

    if (drawBoundingBoxes) {
        SkeletonBounds bounds = this.bounds;
        bounds.update(skeleton, true);
        shapes.setColor(aabbColor);
        shapes.rect(bounds.getMinX(), bounds.getMinY(), bounds.getWidth(), bounds.getHeight());
        shapes.setColor(boundingBoxColor);
        Array<FloatArray> polygons = bounds.getPolygons();
        for (int i = 0, n = polygons.size; i < n; i++) {
            FloatArray polygon = polygons.get(i);
            shapes.polygon(polygon.items, 0, polygon.size);
        }
    }

    shapes.end();
    shapes.begin(ShapeType.Filled);

    if (drawBones) {
        shapes.setColor(boneOriginColor);
        for (int i = 0, n = bones.size; i < n; i++) {
            Bone bone = bones.get(i);
            shapes.setColor(Color.GREEN);
            shapes.circle(skeletonX + bone.worldX, skeletonY + bone.worldY, 3 * scale, 8);
        }
    }

    shapes.end();
}