android.graphics.Matrix#MPERSP_0 ( )源码实例Demo

下面列出了android.graphics.Matrix#MPERSP_0 ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： libcommon 文件： MatrixUtils.java

/**
 * android.graphics.Matrixの3x3行列をOpenGLの4x4(列優先)行列に変換する
 * (アフィン変換のみ)
 * |a11 a12 a13|  |0 1 2|      |a11 a12   0 a13|   |0 4 8  12|
 * |a21 a22 a23|  |3 4 5|      |a21 a22   0 a23|   |1 5 9  13|
 * |a31 a32 a33|  |6 7 8| =>   |  0   0   1   0|   |2 6 10 14|
 *                             |a31 a32   0 a33|   |3 7 11 15|
 * @param transform
 * @param result
 * @return
 */
@NonNull
@Size(min=16)
public static float[] toGLMatrix(@NonNull final Matrix transform,
	@NonNull @Size(min=16) final float[] result,
	@NonNull @Size(min=9) final float[] aMatrix) {

	transform.getValues(aMatrix);
	result[ 0] = aMatrix[Matrix.MSCALE_X];
	result[ 1] = aMatrix[Matrix.MSKEW_Y];
	result[ 2] = 0;
	result[ 3] = aMatrix[Matrix.MPERSP_0];
	result[ 4] = aMatrix[Matrix.MSKEW_X];
	result[ 5] = aMatrix[Matrix.MSCALE_Y];
	result[ 6] = 0;
	result[ 7] = aMatrix[Matrix.MPERSP_1];
	result[ 8] = 0;
	result[ 9] = 0;
	result[10] = 1;
	result[11] = 0;
	result[12] = aMatrix[Matrix.MTRANS_X];
	result[13] = aMatrix[Matrix.MTRANS_Y];
	result[14] = 0;
	result[15] = aMatrix[Matrix.MPERSP_2];
	return result;
}

源代码2 项目： libcommon 文件： MatrixUtils.java

/**
 * OpenGLの4x4(列優先)行列をandroid.graphics.Matrixの3x3行列に変換する
 * (アフィン変換のみ)
 * @param transform
 * @param result
 * @param aMatrix
 * @return
 */
public static Matrix toAndroidMatrix(
	@NonNull @Size(min=16)final float[] transform,
	@NonNull final Matrix result,
	@NonNull @Size(min=9) final float[] aMatrix) {

	aMatrix[Matrix.MSCALE_X] = transform[ 0];
	aMatrix[Matrix.MSKEW_Y] = transform[ 1];
	aMatrix[Matrix.MPERSP_0] = transform[ 3];
	aMatrix[Matrix.MSKEW_X] = transform[ 4];
	aMatrix[Matrix.MSCALE_Y] = transform[ 5];
	aMatrix[Matrix.MPERSP_1] = transform[ 7];
	aMatrix[Matrix.MTRANS_X] = transform[12];
	aMatrix[Matrix.MTRANS_Y] = transform[13];
	aMatrix[Matrix.MPERSP_2] = transform[15];
	result.setValues(aMatrix);

	return result;
}

源代码3 项目： shinny-futures-android 文件： CoupleChartGestureListener.java

private void syncCharts() {
    Matrix srcMatrix;
    float[] srcVals = new float[9];
    Matrix dstMatrix;
    float[] dstVals = new float[9];
    // get src chart translation matrix:
    srcMatrix = srcChart.getViewPortHandler().getMatrixTouch();
    srcMatrix.getValues(srcVals);
    // apply X axis scaling and position to dst charts:
    for (Chart dstChart : dstCharts) {
        dstMatrix = dstChart.getViewPortHandler().getMatrixTouch();
        dstMatrix.getValues(dstVals);

        dstVals[Matrix.MSCALE_X] = srcVals[Matrix.MSCALE_X];
        dstVals[Matrix.MSKEW_X] = srcVals[Matrix.MSKEW_X];
        dstVals[Matrix.MTRANS_X] = srcVals[Matrix.MTRANS_X];
        dstVals[Matrix.MSKEW_Y] = srcVals[Matrix.MSKEW_Y];
        dstVals[Matrix.MSCALE_Y] = srcVals[Matrix.MSCALE_Y];
        dstVals[Matrix.MTRANS_Y] = srcVals[Matrix.MTRANS_Y];
        dstVals[Matrix.MPERSP_0] = srcVals[Matrix.MPERSP_0];
        dstVals[Matrix.MPERSP_1] = srcVals[Matrix.MPERSP_1];
        dstVals[Matrix.MPERSP_2] = srcVals[Matrix.MPERSP_2];

        dstMatrix.setValues(dstVals);
        dstChart.getViewPortHandler().refresh(dstMatrix, dstChart, true);
    }
}

源代码4 项目： StockChart-MPAndroidChart 文件： CoupleChartGestureListener.java

public void syncCharts() {
    if (dstCharts == null) {
        return;
    }
    Matrix srcMatrix;
    float[] srcVals = new float[9];
    Matrix dstMatrix;
    float[] dstVals = new float[9];
    // get src chart translation matrix:
    srcMatrix = srcChart.getViewPortHandler().getMatrixTouch();
    srcMatrix.getValues(srcVals);

    // apply X axis scaling and position to dst charts:
    for (Chart dstChart : dstCharts) {
        if (dstChart.getVisibility() == View.VISIBLE) {
            dstMatrix = dstChart.getViewPortHandler().getMatrixTouch();
            dstMatrix.getValues(dstVals);

            dstVals[Matrix.MSCALE_X] = srcVals[Matrix.MSCALE_X];
            dstVals[Matrix.MSKEW_X] = srcVals[Matrix.MSKEW_X];
            dstVals[Matrix.MTRANS_X] = srcVals[Matrix.MTRANS_X];
            dstVals[Matrix.MSKEW_Y] = srcVals[Matrix.MSKEW_Y];
            dstVals[Matrix.MSCALE_Y] = srcVals[Matrix.MSCALE_Y];
            dstVals[Matrix.MTRANS_Y] = srcVals[Matrix.MTRANS_Y];
            dstVals[Matrix.MPERSP_0] = srcVals[Matrix.MPERSP_0];
            dstVals[Matrix.MPERSP_1] = srcVals[Matrix.MPERSP_1];
            dstVals[Matrix.MPERSP_2] = srcVals[Matrix.MPERSP_2];

            dstMatrix.setValues(dstVals);
            dstChart.getViewPortHandler().refresh(dstMatrix, dstChart, true);
        }
    }
}

源代码5 项目： android-kline 文件： CoupleChartGestureListener.java

public void syncCharts() {
    Matrix srcMatrix;
    float[] srcVals = new float[9];
    Matrix dstMatrix;
    float[] dstVals = new float[9];
    // get src chart translation matrix:
    srcMatrix = srcChart.getViewPortHandler().getMatrixTouch();
    srcMatrix.getValues(srcVals);
    // apply X axis scaling and position to dst charts:
    for (Chart dstChart : dstCharts) {
        dstMatrix = dstChart.getViewPortHandler().getMatrixTouch();
        dstMatrix.getValues(dstVals);

        dstVals[Matrix.MSCALE_X] = srcVals[Matrix.MSCALE_X];
        dstVals[Matrix.MSKEW_X] = srcVals[Matrix.MSKEW_X];
        dstVals[Matrix.MTRANS_X] = srcVals[Matrix.MTRANS_X];
        dstVals[Matrix.MSKEW_Y] = srcVals[Matrix.MSKEW_Y];
        dstVals[Matrix.MSCALE_Y] = srcVals[Matrix.MSCALE_Y];
        dstVals[Matrix.MTRANS_Y] = srcVals[Matrix.MTRANS_Y];
        dstVals[Matrix.MPERSP_0] = srcVals[Matrix.MPERSP_0];
        dstVals[Matrix.MPERSP_1] = srcVals[Matrix.MPERSP_1];
        dstVals[Matrix.MPERSP_2] = srcVals[Matrix.MPERSP_2];

        dstMatrix.setValues(dstVals);
        dstChart.getViewPortHandler().refresh(dstMatrix, dstChart, true);
    }
}

源代码6 项目： PhotoViewCropper 文件： ImageViewUtil.java

public static float getPers0(Matrix matrix){
    float[] f = new float[9];
    matrix.getValues(f);
    return f[Matrix.MPERSP_0];
}