/******************************************************************************
|
* Spine Runtimes Software License v2.5
|
*
|
* Copyright (c) 2013-2016, Esoteric Software
|
* All rights reserved.
|
*
|
* You are granted a perpetual, non-exclusive, non-sublicensable, and
|
* non-transferable license to use, install, execute, and perform the Spine
|
* Runtimes software and derivative works solely for personal or internal
|
* use. Without the written permission of Esoteric Software (see Section 2 of
|
* the Spine Software License Agreement), you may not (a) modify, translate,
|
* adapt, or develop new applications using the Spine Runtimes or otherwise
|
* create derivative works or improvements of the Spine Runtimes or (b) remove,
|
* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
|
* or other intellectual property or proprietary rights notices on or in the
|
* Software, including any copy thereof. Redistributions in binary or source
|
* form must include this license and terms.
|
*
|
* THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
|
* EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS INTERRUPTION, OR LOSS OF
|
* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
|
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
* POSSIBILITY OF SUCH DAMAGE.
|
*****************************************************************************/
|
|
using System;
|
|
namespace Spine {
|
/// <summary>Attachment that displays a texture region.</summary>
|
public class RegionAttachment : Attachment {
|
public const int X1 = 0;
|
public const int Y1 = 1;
|
public const int X2 = 2;
|
public const int Y2 = 3;
|
public const int X3 = 4;
|
public const int Y3 = 5;
|
public const int X4 = 6;
|
public const int Y4 = 7;
|
|
internal float x, y, rotation, scaleX = 1, scaleY = 1, width, height;
|
internal float regionOffsetX, regionOffsetY, regionWidth, regionHeight, regionOriginalWidth, regionOriginalHeight;
|
internal float[] offset = new float[8], uvs = new float[8];
|
internal float r = 1, g = 1, b = 1, a = 1;
|
|
public float X { get { return x; } set { x = value; } }
|
public float Y { get { return y; } set { y = value; } }
|
public float Rotation { get { return rotation; } set { rotation = value; } }
|
public float ScaleX { get { return scaleX; } set { scaleX = value; } }
|
public float ScaleY { get { return scaleY; } set { scaleY = value; } }
|
public float Width { get { return width; } set { width = value; } }
|
public float Height { get { return height; } set { height = value; } }
|
|
public float R { get { return r; } set { r = value; } }
|
public float G { get { return g; } set { g = value; } }
|
public float B { get { return b; } set { b = value; } }
|
public float A { get { return a; } set { a = value; } }
|
|
public String Path { get; set; }
|
public Object RendererObject { get; set; }
|
public float RegionOffsetX { get { return regionOffsetX; } set { regionOffsetX = value; } }
|
public float RegionOffsetY { get { return regionOffsetY; } set { regionOffsetY = value; } } // Pixels stripped from the bottom left, unrotated.
|
public float RegionWidth { get { return regionWidth; } set { regionWidth = value; } }
|
public float RegionHeight { get { return regionHeight; } set { regionHeight = value; } } // Unrotated, stripped size.
|
public float RegionOriginalWidth { get { return regionOriginalWidth; } set { regionOriginalWidth = value; } }
|
public float RegionOriginalHeight { get { return regionOriginalHeight; } set { regionOriginalHeight = value; } } // Unrotated, unstripped size.
|
|
public float[] Offset { get { return offset; } }
|
public float[] UVs { get { return uvs; } }
|
|
public RegionAttachment (string name)
|
: base(name) {
|
}
|
|
public void SetUVs (float u, float v, float u2, float v2, bool rotate) {
|
float[] uvs = this.uvs;
|
if (rotate) {
|
uvs[X2] = u;
|
uvs[Y2] = v2;
|
uvs[X3] = u;
|
uvs[Y3] = v;
|
uvs[X4] = u2;
|
uvs[Y4] = v;
|
uvs[X1] = u2;
|
uvs[Y1] = v2;
|
} else {
|
uvs[X1] = u;
|
uvs[Y1] = v2;
|
uvs[X2] = u;
|
uvs[Y2] = v;
|
uvs[X3] = u2;
|
uvs[Y3] = v;
|
uvs[X4] = u2;
|
uvs[Y4] = v2;
|
}
|
}
|
|
public void UpdateOffset () {
|
float width = this.width;
|
float height = this.height;
|
float scaleX = this.scaleX;
|
float scaleY = this.scaleY;
|
float regionScaleX = width / regionOriginalWidth * scaleX;
|
float regionScaleY = height / regionOriginalHeight * scaleY;
|
float localX = -width / 2 * scaleX + regionOffsetX * regionScaleX;
|
float localY = -height / 2 * scaleY + regionOffsetY * regionScaleY;
|
float localX2 = localX + regionWidth * regionScaleX;
|
float localY2 = localY + regionHeight * regionScaleY;
|
float rotation = this.rotation;
|
float cos = MathUtils.CosDeg(rotation);
|
float sin = MathUtils.SinDeg(rotation);
|
float x = this.x;
|
float y = this.y;
|
float localXCos = localX * cos + x;
|
float localXSin = localX * sin;
|
float localYCos = localY * cos + y;
|
float localYSin = localY * sin;
|
float localX2Cos = localX2 * cos + x;
|
float localX2Sin = localX2 * sin;
|
float localY2Cos = localY2 * cos + y;
|
float localY2Sin = localY2 * sin;
|
float[] offset = this.offset;
|
offset[X1] = localXCos - localYSin;
|
offset[Y1] = localYCos + localXSin;
|
offset[X2] = localXCos - localY2Sin;
|
offset[Y2] = localY2Cos + localXSin;
|
offset[X3] = localX2Cos - localY2Sin;
|
offset[Y3] = localY2Cos + localX2Sin;
|
offset[X4] = localX2Cos - localYSin;
|
offset[Y4] = localYCos + localX2Sin;
|
}
|
|
public void ComputeWorldVertices (Bone bone, float[] worldVertices) {
|
float x = bone.worldX, y = bone.worldY;
|
float a = bone.a, b = bone.b, c = bone.c, d = bone.d;
|
float[] offset = this.offset;
|
worldVertices[X1] = offset[X1] * a + offset[Y1] * b + x;
|
worldVertices[Y1] = offset[X1] * c + offset[Y1] * d + y;
|
worldVertices[X2] = offset[X2] * a + offset[Y2] * b + x;
|
worldVertices[Y2] = offset[X2] * c + offset[Y2] * d + y;
|
worldVertices[X3] = offset[X3] * a + offset[Y3] * b + x;
|
worldVertices[Y3] = offset[X3] * c + offset[Y3] * d + y;
|
worldVertices[X4] = offset[X4] * a + offset[Y4] * b + x;
|
worldVertices[Y4] = offset[X4] * c + offset[Y4] * d + y;
|
}
|
}
|
}
|
