Java Pixmap.setBlending方法代码示例

import com.badlogic.gdx.graphics.Pixmap; //导入方法依赖的package包/类
@Override
public void initialize() {
    //Allocate a pixmap big enough to accommodate four banks of pattern
    //tables (bg and spr each for all four banks)
    patternTablePixmap = new Pixmap(128, 1024, Pixmap.Format.RGBA8888);
    //Set blending to none so we can rewrite the pixmap and draw it to the
    //pattern table texture when graphics are regenerated.
    patternTablePixmap.setBlending(Pixmap.Blending.None);

    //Allocate a pixmap the size of one tile for live CHR-RAM updates.
    patternPixmap = new Pixmap(8, 8, Pixmap.Format.RGBA8888);
    patternPixmap.setBlending(Pixmap.Blending.None);

    patternTableTexture = new Texture(patternTablePixmap, false);
    TextureRegion[][] textureRegions = TextureRegion.split(patternTableTexture, 8, 8);
    patternTableSprites = new Sprite[128][16];
    for(int row = 0; row < 128; row++) {
        for(int column = 0; column < 16; column++) {
            TextureRegion textureRegion = textureRegions[row][column];
            patternTableSprites[row][column] = new Sprite(textureRegion);
        }
    }
    initializeMonochromePalette();
}
 

import com.badlogic.gdx.graphics.Pixmap; //导入方法依赖的package包/类
/**
 * Initializes the pattern table textures and pixmap.
 */
public void initialize() {
    //Allocate a pixmap big enough to accommodate both pattern tables.
    patternTablePixmap = new Pixmap(128, 256, Pixmap.Format.RGBA8888);
    //Set blending to none so we can rewrite the pixmap and draw it to the
    //pattern table texture when graphics are regenerated.
    patternTablePixmap.setBlending(Pixmap.Blending.None);

    //Allocate a pixmap the size of one tile for live CHR-RAM updates.
    patternPixmap = new Pixmap(8, 8, Pixmap.Format.RGBA8888);
    patternPixmap.setBlending(Pixmap.Blending.None);

    patternTableTexture = new Texture(patternTablePixmap, false);
    TextureRegion[][] textureRegions = TextureRegion.split(patternTableTexture, 8, 8);
    patternTableSprites = new Sprite[32][16];
    for(int row = 0; row < 32; row++) {
        for(int column = 0; column < 16; column++) {
            TextureRegion textureRegion = textureRegions[row][column];
            patternTableSprites[row][column] = new Sprite(textureRegion);
        }
    }
    initializeMonochromePalette();
}
 

import com.badlogic.gdx.graphics.Pixmap; //导入方法依赖的package包/类
public void testGraphics(){
    Object[] objects = new Object[5];

    objects[0] = new Color(random.nextFloat(), random.nextFloat(), random.nextFloat(), random.nextFloat());

    OrthographicCamera orthographicCamera = new OrthographicCamera();
    orthographicCamera.position.set(randFloat(), randFloat(), randFloat());
    orthographicCamera.viewportWidth = random.nextInt(1000);
    orthographicCamera.viewportHeight = random.nextInt(1000);
    orthographicCamera.zoom = random.nextFloat() * random.nextInt(3);
    orthographicCamera.near = 0.014f;
    orthographicCamera.far = 5000.35f;
    orthographicCamera.up.rotateRad(new Vector3(randFloat(), randFloat(), randFloat()).nor(), randFloat());
    orthographicCamera.update();
    objects[1] = orthographicCamera;

    PerspectiveCamera perspectiveCamera = new PerspectiveCamera();
    perspectiveCamera.position.set(randFloat(), randFloat(), randFloat());
    perspectiveCamera.viewportWidth = random.nextInt(1000);
    perspectiveCamera.viewportHeight = random.nextInt(1000);
    perspectiveCamera.fieldOfView = (random.nextFloat() * 0.5f + 0.5f) * 60;
    perspectiveCamera.near = random.nextFloat() * 5;
    perspectiveCamera.far = (random.nextFloat() * 0.5f + 0.5f) * 5000;
    perspectiveCamera.up.rotateRad(new Vector3(randFloat(), randFloat(), randFloat()).nor(), randFloat());
    perspectiveCamera.update();
    objects[2] = perspectiveCamera;

    Pixmap pixmap = new Pixmap(2, 3, Pixmap.Format.RGBA8888);
    for (int i = 0; i < pixmap.getWidth(); i++) {
        for (int j = 0; j < pixmap.getHeight(); j++) {
            pixmap.drawPixel(i, j, random.nextInt());
        }
    }
    pixmap.setBlending(Pixmap.Blending.None);
    pixmap.setFilter(Pixmap.Filter.NearestNeighbour);
    objects[3] = pixmap;

    Pixmap pixmap2 = new Pixmap(50, 50, Pixmap.Format.RGBA8888);
    for (int i = 0; i < pixmap2.getWidth(); i++) {
        for (int j = 0; j < pixmap2.getHeight(); j++) {
            pixmap2.drawPixel(i, j, random.nextInt());
        }
    }
    pixmap2.setBlending(Pixmap.Blending.SourceOver);
    pixmap2.setFilter(Pixmap.Filter.BiLinear);
    objects[4] = pixmap2;

    Object[] returned = simpleRoundTrip(objects);

    pixmap.dispose();
    pixmap2.dispose();
    ((Pixmap)returned[3]).dispose();
    ((Pixmap)returned[4]).dispose();
}