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73 lines
1.3 KiB
73 lines
1.3 KiB
11 years ago
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package mightypork.rogue.textures;
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import mightypork.utils.math.coord.Coord;
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import mightypork.utils.math.coord.Rect;
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import org.newdawn.slick.opengl.Texture;
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/**
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* Texture Quad (describing a part of a texture)
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*
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* @author MightyPork
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*/
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public class TxQuad {
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/** The texture */
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public Texture tx;
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/** Coords in texture (pixels) */
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public Rect uvs;
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/** Quad size */
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public Coord size;
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/**
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* Create TxQuad from left top coord and rect size
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*
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* @param tx texture
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* @param x1 left top X
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* @param y1 left top Y
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* @param width area width
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* @param height area height
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* @return new TxQuad
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*/
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public static TxQuad fromSize(Texture tx, int x1, int y1, int width, int height)
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{
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return new TxQuad(tx, x1, y1, x1 + width, y1 + height);
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}
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/**
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* @param tx Texture
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* @param uvs Rect of texturwe UVs (pixels - from left top)
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*/
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public TxQuad(Texture tx, Rect uvs) {
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this.tx = tx;
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this.uvs = uvs.copy();
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this.size = uvs.getSize();
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}
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/**
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* Make of coords
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*
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* @param tx texture
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* @param x1 x1
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* @param y1 y1
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* @param x2 x2
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* @param y2 y2
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*/
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public TxQuad(Texture tx, int x1, int y1, int x2, int y2) {
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this.tx = tx;
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this.uvs = new Rect(x1, y1, x2, y2);
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this.size = uvs.getSize();
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}
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public TxQuad copy()
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{
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return new TxQuad(tx, uvs);
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}
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}
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