Add gl file

app/src/main/java/com/hippo/gl/glrenderer/SpriteTexture.java

@@ -0,0 +1,73 @@
+package com.hippo.gl.glrenderer;
+
+import android.graphics.Bitmap;
+import android.graphics.RectF;
+
+import com.hippo.yorozuya.AssertUtils;
+
+public class SpriteTexture extends TiledTexture {
+
+    private int mCount;
+    private int[] mRects;
+
+    private RectF mTempSource = new RectF();
+    private RectF mTempTarget = new RectF();
+
+    public SpriteTexture(Bitmap bitmap, int count, int[] rects) {
+        super(bitmap);
+
+        AssertUtils.assertEquals("rects.length must be count * 4", count * 4, rects.length);
+        mCount = count;
+        mRects = rects;
+    }
+
+    public int getCount() {
+        return mCount;
+    }
+
+    public void drawSprite(GLCanvas canvas, int index, int x, int y) {
+        int[] rects = mRects;
+        int offset = index * 4;
+        int sourceX = rects[offset];
+        int sourceY = rects[offset + 1];
+        int sourceWidth = rects[offset + 2];
+        int sourceHeight = rects[offset + 3];
+        mTempSource.set(sourceX, sourceY, sourceX + sourceWidth, sourceY + sourceHeight);
+        mTempTarget.set(x, y, x + sourceWidth, y + sourceHeight);
+        draw(canvas, mTempSource, mTempTarget);
+    }
+
+    public void drawSprite(GLCanvas canvas, int index, int x, int y, int width, int height) {
+        int[] rects = mRects;
+        int offset = index * 4;
+        int sourceX = rects[offset];
+        int sourceY = rects[offset + 1];
+        mTempSource.set(sourceX, sourceY, sourceX + rects[offset + 2], sourceY + rects[offset + 3]);
+        mTempTarget.set(x, y, x + width, y + height);
+        draw(canvas, mTempSource, mTempTarget);
+    }
+
+    public void drawSpriteMixed(GLCanvas canvas, int index, int color, float ratio, int x, int y) {
+        int[] rects = mRects;
+        int offset = index * 4;
+        int sourceX = rects[offset];
+        int sourceY = rects[offset + 1];
+        int sourceWidth = rects[offset + 2];
+        int sourceHeight = rects[offset + 3];
+        mTempSource.set(sourceX, sourceY, sourceX + sourceWidth, sourceY + sourceHeight);
+        mTempTarget.set(x, y, x + sourceWidth, y + sourceHeight);
+        drawMixed(canvas, color, ratio, mTempSource, mTempTarget);
+    }
+
+    public void drawSpriteMixed(GLCanvas canvas, int index, int color, float ratio,
+            int x, int y, int width, int height) {
+        int[] rects = mRects;
+        int offset = index * 4;
+        int sourceX = rects[offset];
+        int sourceY = rects[offset + 1];
+        mTempSource.set(sourceX, sourceY, sourceX + rects[offset + 2],
+                sourceY + rects[offset + 3]);
+        mTempTarget.set(x, y, x + width, y + height);
+        drawMixed(canvas, color, ratio, mTempSource, mTempTarget);
+    }
+}