本文整理汇总了Java中com.google.gwt.typedarrays.client.Uint8ArrayNative类的典型用法代码示例。如果您正苦于以下问题：Java Uint8ArrayNative类的具体用法？Java Uint8ArrayNative怎么用？Java Uint8ArrayNative使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Uint8ArrayNative类属于com.google.gwt.typedarrays.client包，在下文中一共展示了Uint8ArrayNative类的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: glReadPixels
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glReadPixels (int x, int y, int width, int height, int format, int type, Buffer pixels) {
// verify request
if ((format != WebGLRenderingContext.RGBA) || (type != WebGLRenderingContext.UNSIGNED_BYTE)) {
throw new GdxRuntimeException("Only format RGBA and type UNSIGNED_BYTE are currently supported for glReadPixels(...).");
}
if (!(pixels instanceof ByteBuffer)) {
throw new GdxRuntimeException("Inputed pixels buffer needs to be of type ByteBuffer for glReadPixels(...).");
}
// create new ArrayBufferView (4 bytes per pixel)
int size = 4 * width * height;
Uint8Array buffer = Uint8ArrayNative.create(size);
// read bytes to ArrayBufferView
gl.readPixels(x, y, width, height, format, type, buffer);
// copy ArrayBufferView to our pixels array
ByteBuffer pixelsByte = (ByteBuffer)pixels;
for (int i = 0; i < size; i++) {
pixelsByte.put((byte)(buffer.get(i) & 0x000000ff));
}
}
开发者ID:basherone，项目名称:libgdxcn，代码行数:24，代码来源:GwtGL20.java
示例2: glTexImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type,
Buffer pixels) {
if (pixels.limit() > 1) {
HasArrayBufferView arrayHolder = (HasArrayBufferView) pixels;
ArrayBufferView webGLArray = arrayHolder.getTypedArray();
int remainingBytes = pixels.remaining() * 4;
int byteOffset = webGLArray.byteOffset() + pixels.position() * 4;
Uint8Array buffer = Uint8ArrayNative.create(webGLArray.buffer(), byteOffset, remainingBytes);
gl.texImage2D(target, level, internalformat, width, height, border, format, type, buffer);
} else {
Pixmap pixmap = Pixmap.pixmaps.get(((IntBuffer)pixels).get(0));
gl.texImage2D(target, level, internalformat, format, type, pixmap.getCanvasElement());
}
}
开发者ID:basherone，项目名称:libgdxcn，代码行数:20，代码来源:GwtGL20.java
示例3: glTexSubImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexSubImage2D (int target, int level, int xoffset, int yoffset, int width, int height, int format, int type,
Buffer pixels) {
if (pixels.limit() > 1) {
HasArrayBufferView arrayHolder = (HasArrayBufferView) pixels;
ArrayBufferView webGLArray = arrayHolder.getTypedArray();
int remainingBytes = pixels.remaining() * 4;
int byteOffset = webGLArray.byteOffset() + pixels.position() * 4;
Uint8Array buffer = Uint8ArrayNative.create(webGLArray.buffer(), byteOffset, remainingBytes);
gl.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, buffer);
} else {
Pixmap pixmap = Pixmap.pixmaps.get(((IntBuffer) pixels).get(0));
gl.texSubImage2D(target, level, xoffset, yoffset, width, height, pixmap.getCanvasElement());
}
}
开发者ID:basherone，项目名称:libgdxcn，代码行数:20，代码来源:GwtGL20.java
示例4: glReadPixels
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glReadPixels (int x, int y, int width, int height, int format, int type, Buffer pixels) {
// verify request
if ((format != WebGLRenderingContext.RGBA) || (type != WebGLRenderingContext.UNSIGNED_BYTE)) {
throw new GdxRuntimeException("Only format RGBA and type UNSIGNED_BYTE are currently supported for glReadPixels(...).");
}
if (!(pixels instanceof ByteBuffer)) {
throw new GdxRuntimeException("Inputed pixels buffer needs to be of type ByteBuffer for glReadPixels(...).");
}
// create new ArrayBufferView (4 bytes per pixel)
int size = 4 * width * height;
Uint8Array buffer = Uint8ArrayNative.create(size);
// read bytes to ArrayBufferView
gl.readPixels(x, y, width, height, format, type, buffer);
// copy ArrayBufferView to our pixels array
ByteBuffer pixelsByte = (ByteBuffer)pixels;
for (int i = 0; i < size; i++) {
pixelsByte.put((byte)(buffer.get(i) & 0x000000ff));
}
}
开发者ID:neuroradiology，项目名称:TinyVoxel，代码行数:24，代码来源:GwtGL20.java
示例5: glTexImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexImage2D (int target, int level, int internalformat, int width, int height, int border, int format, int type,
Buffer pixels) {
if (pixels.limit() > 1) {
HasArrayBufferView arrayHolder = (HasArrayBufferView) pixels;
ArrayBufferView webGLArray = arrayHolder.getTypedArray();
int remainingBytes = pixels.remaining() * 4;
int byteOffset = webGLArray.byteOffset() + pixels.position() * 4;
Uint8Array buffer = Uint8ArrayNative.create(webGLArray.buffer(), byteOffset, remainingBytes);
gl.texImage2D(target, level, internalformat, width, height, border, format, type, buffer);
} else {
// Put this back later
Pixmap pixmap = Pixmap.pixmaps.get(((IntBuffer)pixels).get(0));
gl.texImage2D(target, level, internalformat, format, type, pixmap.getCanvasElement());
}
}
开发者ID:neuroradiology，项目名称:TinyVoxel，代码行数:21，代码来源:GwtGL20.java
示例6: glTexSubImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexSubImage2D (int target, int level, int xoffset, int yoffset, int width, int height, int format, int type,
Buffer pixels) {
if (pixels.limit() > 1) {
HasArrayBufferView arrayHolder = (HasArrayBufferView) pixels;
ArrayBufferView webGLArray = arrayHolder.getTypedArray();
int remainingBytes = pixels.remaining() * 4;
int byteOffset = webGLArray.byteOffset() + pixels.position() * 4;
Uint8Array buffer = Uint8ArrayNative.create(webGLArray.buffer(), byteOffset, remainingBytes);
gl.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, buffer);
} else {
// Put this back later
Pixmap pixmap = Pixmap.pixmaps.get(((IntBuffer) pixels).get(0));
gl.texSubImage2D(target, level, xoffset, yoffset, width, height, pixmap.getCanvasElement());
}
}
开发者ID:neuroradiology，项目名称:TinyVoxel，代码行数:21，代码来源:GwtGL20.java
示例7: glTexImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexImage2D(int target, int level, int internalFormat, int width, int height, int border, int format, int type, DirectBuffer pixels)
{
ArrayBufferView arrayBufferView = null;
switch (type)
{
case GL_FLOAT:
arrayBufferView = Float32ArrayNative.create(((ArrayBufferView) pixels.nativeBuffer()).buffer());
break;
case GL_UNSIGNED_BYTE:
arrayBufferView = Uint8ArrayNative.create(((ArrayBufferView) pixels.nativeBuffer()).buffer());
break;
}
WebGL10.glTexImage2D(target, level, internalFormat, width, height, border, format, type, arrayBufferView);
}
开发者ID:sriharshachilakapati，项目名称:SilenceEngine，代码行数:19，代码来源:GwtGraphicsDevice.java
示例8: read
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
public static PixelImage read(ArrayBuffer arrayBuffer, ImageType type) throws IOException {
Uint8ArrayNative u8array = Uint8ArrayNative.create(arrayBuffer);
byte [] buffer = new byte[u8array.length()];
for(int i=0; i<buffer.length; i++) {
buffer[i] = (byte)u8array.get(i);
}
return read(buffer, type);
}
开发者ID:npedotnet，项目名称:npe-image-library，代码行数:9，代码来源:GwtImageReader.java
示例9: createCanvas
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
public static Canvas createCanvas(ArrayBuffer arrayBuffer, ImageType type) throws IOException {
Uint8ArrayNative u8array = Uint8ArrayNative.create(arrayBuffer);
byte [] buffer = new byte[u8array.length()];
for(int i=0; i<buffer.length; i++) {
buffer[i] = (byte)u8array.get(i);
}
return createCanvas(buffer, type);
}
开发者ID:npedotnet，项目名称:npe-image-library，代码行数:9，代码来源:GwtImageReader.java
示例10: dataImageAsBlob
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
/**
* Creates a Blob instance for the raw image data-uri value.
* @param data The image uri data.
* @param mimeType The media type for the generated blob.
*/
public static Blob dataImageAsBlob(final String data,
final String mimeType) {
final String byteString = Window.atob(data);
final ArrayBuffer buffer = ArrayBufferNative.create(byteString.length());
final Uint8Array ia = Uint8ArrayNative.create(buffer);
for (int i = 0; i < byteString.length(); i++) {
ia.set(i,
byteString.charAt(i));
}
return new BlobImpl(new Object[]{ia},
BlobPropertyBag.create(mimeType));
}
开发者ID:kiegroup，项目名称:appformer，代码行数:18，代码来源:ImageFileExport.java
示例11: addTGACanvas
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
private void addTGACanvas(String url) {
XMLHttpRequest request = XMLHttpRequest.create();
request.open("GET", url);
request.setResponseType(ResponseType.ArrayBuffer);
request.setOnReadyStateChange(new ReadyStateChangeHandler() {
@Override
public void onReadyStateChange(XMLHttpRequest xhr) {
if(xhr.getReadyState() == XMLHttpRequest.DONE) {
if(xhr.getStatus() >= 400) {
// error
System.out.println("Error");
}
else {
try {
ArrayBuffer arrayBuffer = xhr.getResponseArrayBuffer();
Uint8ArrayNative u8array = Uint8ArrayNative.create(arrayBuffer);
byte [] buffer = new byte[u8array.length()];
for(int i=0; i<buffer.length; i++) {
buffer[i] = (byte)u8array.get(i);
}
int pixels [] = TGAReader.read(buffer, TGAReader.ABGR);
int width = TGAReader.getWidth(buffer);
int height = TGAReader.getHeight(buffer);
Canvas canvas = createImageCanvas(pixels, width, height);
panel.add(canvas);
}
catch(Exception e) {
e.printStackTrace();
}
}
}
}
});
request.send();
}
开发者ID:npedotnet，项目名称:TGAReader，代码行数:37，代码来源:ImageCanvasTest.java
示例12: sendRequest
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
public void sendRequest(MapTile tile, final UrlTileDataSource dataSource) {
String url = mTileSource.getTileUrl(tile);
mHttpRequest = XMLHttpRequest.create();
mHttpRequest.open("GET", url);
mHttpRequest.setResponseType(ResponseType.ArrayBuffer);
mResponseHandler = new ReadyStateChangeHandler() {
@Override
public void onReadyStateChange(XMLHttpRequest xhr) {
int state = xhr.getReadyState();
//log.debug(mCurrentUrl + "response " + status + "/" + state);
if (state == XMLHttpRequest.DONE) {
if (xhr.getStatus() == 200) {
Uint8Array buf = Uint8ArrayNative.create(xhr.getResponseArrayBuffer());
dataSource.process(new Buffer(buf));
} else {
dataSource.process(null);
}
mHttpRequest = null;
}
}
};
mHttpRequest.setOnReadyStateChange(mResponseHandler);
mHttpRequest.send();
}
开发者ID:opensciencemap，项目名称:vtm，代码行数:31，代码来源:LwHttp.java
示例13: glTexImage2D
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
@Override
public void glTexImage2D(int target, int level, int internalformat, int width, int height,
int border, int format, int type, Buffer pixels) {
if (pixels == null) {
gl.texImage2D(target, level, internalformat,
width, height, border, format,
type, null);
return;
}
Pixmap pixmap = Pixmap.pixmaps.get(((IntBuffer) pixels).get(0));
if (pixmap != null) {
gl.texImage2D(target, level, internalformat, format, type, pixmap.getCanvasElement());
} else if (format == GL.ALPHA) {
int tmp[] = new int[(width * height) >> 2];
((IntBuffer) pixels).get(tmp);
Uint8ArrayNative v = com.google.gwt.typedarrays.client.Uint8ArrayNative.create(width
* height);
for (int i = 0, n = (width * height) >> 2; i < n; i++) {
v.set(i * 4 + 3, (tmp[i] >> 24) & 0xff);
v.set(i * 4 + 2, (tmp[i] >> 16) & 0xff);
v.set(i * 4 + 1, (tmp[i] >> 8) & 0xff);
v.set(i * 4 + 0, (tmp[i]) & 0xff);
}
gl.texImage2D(target, level, internalformat, width, height, 0, format, type, v);
}
}
开发者ID:opensciencemap，项目名称:vtm，代码行数:31，代码来源:GdxGL.java
示例14: loadTexture
import com.google.gwt.typedarrays.client.Uint8ArrayNative; //导入依赖的package包/类
void loadTexture(String url, int index) {
final int i = index;
XMLHttpRequest request = XMLHttpRequest.create();
request.open("GET", url);
request.setResponseType(ResponseType.ArrayBuffer);
request.setOnReadyStateChange(new ReadyStateChangeHandler() {
@Override
public void onReadyStateChange(XMLHttpRequest xhr) {
if(xhr.getReadyState() == XMLHttpRequest.DONE) {
if(xhr.getStatus() >= 400) {
// error
System.out.println("Error");
}
else {
try {
ArrayBuffer arrayBuffer = xhr.getResponseArrayBuffer();
Uint8ArrayNative u8array = Uint8ArrayNative.create(arrayBuffer);
byte [] buffer = new byte[u8array.length()];
for(int i=0; i<buffer.length; i++) {
buffer[i] = (byte)u8array.get(i);
}
int [] pixels = TGAReader.read(buffer, TGAReader.ABGR);
int width = TGAReader.getWidth(buffer);
int height = TGAReader.getHeight(buffer);
Canvas canvas = createImageCanvas(pixels, width, height);
WebGLTexture texture = gl.createTexture();
gl.enable(TEXTURE_2D);
gl.bindTexture(TEXTURE_2D, texture);
gl.texImage2D(TEXTURE_2D, 0, RGBA, RGBA, UNSIGNED_BYTE, canvas.getElement());
gl.texParameteri(TEXTURE_2D, TEXTURE_WRAP_S, CLAMP_TO_EDGE);
gl.texParameteri(TEXTURE_2D, TEXTURE_WRAP_T, CLAMP_TO_EDGE);
gl.texParameteri(TEXTURE_2D, TEXTURE_MAG_FILTER, LINEAR);
gl.texParameteri(TEXTURE_2D, TEXTURE_MIN_FILTER, LINEAR);
textures[i] = texture;
draw();
}
catch(Exception e) {
e.printStackTrace();
}
}
}
}
});
request.send();
}
开发者ID:npedotnet，项目名称:TGAReader，代码行数:52，代码来源:TexturedCube.java
注：本文中的com.google.gwt.typedarrays.client.Uint8ArrayNative类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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