Java Code Examples for android.opengl.GLES20#glGenTextures()

The following examples show how to use android.opengl.GLES20#glGenTextures() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: GLUtil.java From PhotoMovie with Apache License 2.0

6 votes

public static int loadTexture(final IntBuffer data, final Size size, final int usedTexId) {
    int textures[] = new int[1];
    if (usedTexId == NO_TEXTURE) {
        GLES20.glGenTextures(1, textures, 0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, size.width, size.height,
                0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
    } else {
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, usedTexId);
        GLES20.glTexSubImage2D(GLES20.GL_TEXTURE_2D, 0, 0, 0, size.width,
                size.height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
        textures[0] = usedTexId;
    }
    return textures[0];
}

Example 2

Source File: BasicCustomVideoRenderer.java From opentok-android-sdk-samples with MIT License

6 votes

void setupTextures(Frame frame) {
    if (mTextureIds[0] != 0) {
        GLES20.glDeleteTextures(3, mTextureIds, 0);
    }
    GLES20.glGenTextures(3, mTextureIds, 0);

    int w = frame.getWidth();
    int h = frame.getHeight();
    int hw = (w + 1) >> 1;
    int hh = (h +1) >> 1;

    initializeTexture(GLES20.GL_TEXTURE0, mTextureIds[0], w, h);
    initializeTexture(GLES20.GL_TEXTURE1, mTextureIds[1], hw, hh);
    initializeTexture(GLES20.GL_TEXTURE2, mTextureIds[2], hw, hh);

    mTextureWidth = frame.getWidth();
    mTextureHeight = frame.getHeight();
}

Example 3

Source File: OpenGlUtils.java From SimpleVideoEditor with Apache License 2.0

6 votes

public static int loadTexture(final IntBuffer data, final Size size, final int usedTexId) {
    int textures[] = new int[1];
    if (usedTexId == NO_TEXTURE) {
        GLES20.glGenTextures(1, textures, 0);
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
                GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
        GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, size.width, size.height,
                0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
    } else {
        GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, usedTexId);
        GLES20.glTexSubImage2D(GLES20.GL_TEXTURE_2D, 0, 0, 0, size.width,
                size.height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
        textures[0] = usedTexId;
    }
    return textures[0];
}

Example 4

Source File: ExternalSurfaceTexture.java From Spectaculum with Apache License 2.0

6 votes

public ExternalSurfaceTexture() {
    super();

    int[] textures = new int[1];
    GLES20.glGenTextures(1, textures, 0);

    mTexture = textures[0];
    GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, mTexture);
    GLUtils.checkError("glBindTexture");

    GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
    GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
    GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
    GLUtils.checkError("glTexParameter");

    // This surface texture needs to be fed to the media player; through it,
    // the picture data will be written into the texture.
    mSurfaceTexture = new SurfaceTexture(mTexture);
    mSurfaceTexture.setOnFrameAvailableListener(this);
}

Example 5

Source File: OpenGlUtils.java From TikTok with Apache License 2.0

6 votes

public static int loadTexture(final Buffer data, final int width, final int height, final int usedTexId) {
if(data == null)
	return NO_TEXTURE;
   int textures[] = new int[1];
   if (usedTexId == NO_TEXTURE) {
       GLES20.glGenTextures(1, textures, 0);
       GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);
       GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
               GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
       GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
               GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
       GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
               GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
       GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
               GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
       GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height,
               0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
   } else {
       GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, usedTexId);
       GLES20.glTexSubImage2D(GLES20.GL_TEXTURE_2D, 0, 0, 0, width,
               height, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, data);
       textures[0] = usedTexId;
   }
   return textures[0];
  }

Example 6

Source File: FrameRenderer.java From DanDanPlayForAndroid with MIT License

6 votes

private void setupTextures() {
  GLES20.glGenTextures(3, yuvTextures, 0);
  for (int i = 0; i < 3; i++) {
    GLES20.glUniform1i(GLES20.glGetUniformLocation(program, TEXTURE_UNIFORMS[i]), i);
    GLES20.glActiveTexture(GLES20.GL_TEXTURE0 + i);
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, yuvTextures[i]);
    GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
            GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
    GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
            GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
    GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
            GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameterf(GLES20.GL_TEXTURE_2D,
            GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
  }
  checkNoGLES2Error();
}

Example 7

Source File: GLUtil.java From android-3D-model-viewer with GNU Lesser General Public License v3.0

5 votes

public static int loadTexture(final InputStream is) {
	Log.v("GLUtil", "Loading texture from stream...");

	final int[] textureHandle = new int[1];

	GLES20.glGenTextures(1, textureHandle, 0);
	GLUtil.checkGlError("glGenTextures");
	if (textureHandle[0] == 0) {
		throw new RuntimeException("Error loading texture.");
	}

	Log.v("GLUtil", "Handler: " + textureHandle[0]);

	final BitmapFactory.Options options = new BitmapFactory.Options();
	// By default, Android applies pre-scaling to bitmaps depending on the resolution of your device and which
	// resource folder you placed the image in. We don’t want Android to scale our bitmap at all, so to be sure,
	// we set inScaled to false.
	options.inScaled = false;

	// Read in the resource
	final Bitmap bitmap = BitmapFactory.decodeStream(is, null, options);
	if (bitmap == null) {
		throw new RuntimeException("couldnt load bitmap");
	}

	// Bind to the texture in OpenGL
	GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureHandle[0]);
	GLUtil.checkGlError("glBindTexture");
	GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
	GLUtil.checkGlError("texImage2D");
	bitmap.recycle();
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
	GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);

	Log.v("GLUtil", "Loaded texture ok");
	return textureHandle[0];
}

Example 8

Source File: Texture.java From remixed-dungeon with GNU General Public License v3.0

5 votes

public Texture() {
	int[] ids = new int[1];
	GLES20.glGenTextures( 1, ids, 0 );
	id = ids[0];

	if(id==0) {
		throw new AssertionError();
	}

	//Log.i("texture",Utils.format("creating %d", id));
	bind();
}

Example 9

Source File: GlSceneRenderer.java From ParticlesDrawable with Apache License 2.0

5 votes

public void setupGl() {
    GLES20.glEnable(GLES20.GL_BLEND);
    GLES20.glBlendFunc(GLES20.GL_ONE, GLES20.GL_ONE_MINUS_SRC_ALPHA);
    GLES20.glGenTextures(2, textureHandle, 0);

    markParticleTextureDirty();
    background.init(textureHandle[0]);
    lines.init();
    particles.init(textureHandle[1]);
}

Example 10

Source File: Texture.java From Telegram with GNU General Public License v2.0

5 votes

public int texture() {
    if (texture != 0) {
        return texture;
    }

    if (bitmap.isRecycled()) {
        return 0;
    }

    int[] textures = new int[1];
    GLES20.glGenTextures(1, textures, 0);
    texture = textures[0];

    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture);

    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);

    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int[] pixels = new int[width * height];
    bitmap.getPixels(pixels, 0, width, 0, 0, width, height);
    for (int i = 0; i < pixels.length; i += 1) {
        int argb = pixels[i];
        pixels[i] = argb & 0xff00ff00 | ((argb & 0xff) << 16) | ((argb >> 16) & 0xff);
    }
    GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, IntBuffer.wrap(pixels));

    int px = bitmap.getPixel(0, 0);

    ByteBuffer buffer = ByteBuffer.allocateDirect(4); //fix for android 9.0
    buffer.putInt(px).position(0);
    GLES20.glTexSubImage2D(GLES20.GL_TEXTURE_2D, 0, 0, 0, 1, 1, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, buffer);

    Utils.HasGLError();

    return texture;
}

Example 11

Source File: CameraGLRendererBase.java From Document-Scanner with GNU General Public License v3.0

5 votes

private void initFBO(int width, int height)
{
    Log.d(LOGTAG, "initFBO("+width+"x"+height+")");

    deleteFBO();

    GLES20.glGenTextures(1, texDraw, 0);
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texDraw[0]);
    GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);

    GLES20.glGenTextures(1, texFBO, 0);
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texFBO[0]);
    GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);

    //int hFBO;
    GLES20.glGenFramebuffers(1, FBO, 0);
    GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, FBO[0]);
    GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, texFBO[0], 0);
    Log.d(LOGTAG, "initFBO error status: " + GLES20.glGetError());

    int FBOstatus = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
    if (FBOstatus != GLES20.GL_FRAMEBUFFER_COMPLETE)
        Log.e(LOGTAG, "initFBO failed, status: " + FBOstatus);

    mFBOWidth  = width;
    mFBOHeight = height;
}

Example 12

Source File: GLDrawer.java From Building-Android-UIs-with-Custom-Views with MIT License

5 votes

private int loadTexture(int resId) {
    final int[] textureIds = new int[1];
    GLES20.glGenTextures(1, textureIds, 0);

    if (textureIds[0] == 0) return -1;

    // do not scale the bitmap depending on screen density
    final BitmapFactory.Options options = new BitmapFactory.Options();
    options.inScaled = false;

    final Bitmap textureBitmap = BitmapFactory.decodeResource(getResources(), resId, options);
    attachBitmapToTexture(textureIds[0], textureBitmap);

    return textureIds[0];
}

Example 13

Source File: OpenGlUtil.java From SimpleVideoEditor with Apache License 2.0

5 votes

public static int createOneOesTexture() {
    int texture[] = new int[1];
    GLES20.glGenTextures(1, texture, 0);
    if (texture[0] == 0) {
        return 0;
    }
    GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, texture[0]);
    glTexParameterf(GLES11Ext.GL_TEXTURE_EXTERNAL_OES,
            GL10.GL_TEXTURE_MIN_FILTER, GL10.GL_LINEAR);
    glTexParameterf(GLES11Ext.GL_TEXTURE_EXTERNAL_OES,
            GL10.GL_TEXTURE_MAG_FILTER, GL10.GL_LINEAR);
    return texture[0];
}

Example 14

Source File: BaseRenderOffScreen.java From rtmp-rtsp-stream-client-java with Apache License 2.0

5 votes

protected void initFBO(int width, int height, int[] fboId, int[] rboId, int[] texId) {
  GlUtil.checkGlError("initFBO_S");

  GLES20.glGenFramebuffers(1, fboId, 0);
  GLES20.glGenRenderbuffers(1, rboId, 0);
  GLES20.glGenTextures(1, texId, 0);

  GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, rboId[0]);
  GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, width,
      height);
  GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fboId[0]);
  GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT,
      GLES20.GL_RENDERBUFFER, rboId[0]);

  GLES20.glActiveTexture(GLES20.GL_TEXTURE3);
  GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texId[0]);
  GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
  GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_NEAREST);
  GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
  GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);

  GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA,
      GLES20.GL_UNSIGNED_BYTE, null);
  GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0,
      GLES20.GL_TEXTURE_2D, texId[0], 0);

  int status = GLES20.glCheckFramebufferStatus(GLES20.GL_FRAMEBUFFER);
  if (status != GLES20.GL_FRAMEBUFFER_COMPLETE) {
    throw new RuntimeException("FrameBuffer uncompleted code: " + status);
  }
  GlUtil.checkGlError("initFBO_E");
}

Example 15

Source File: CameraRender.java From AudioVideoCodec with Apache License 2.0

5 votes

/**
 * 创建水印纹理id
 */
private void createWaterTextureId() {

    int[] textureIds = new int[1];
    //创建纹理
    GLES20.glGenTextures(1, textureIds, 0);
    waterTextureId = textureIds[0];
    //绑定纹理
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, waterTextureId);
    //环绕（超出纹理坐标范围）  （s==x t==y GL_REPEAT 重复）
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_REPEAT);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_REPEAT);
    //过滤（纹理像素映射到坐标点）  （缩小、放大：GL_LINEAR线性）
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
    GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);

    ByteBuffer bitmapBuffer = ByteBuffer.allocate(bitmap.getHeight() * bitmap.getWidth() * 4);//RGBA
    bitmap.copyPixelsToBuffer(bitmapBuffer);
    //将bitmapBuffer位置移动到初始位置
    bitmapBuffer.flip();

    //设置内存大小绑定内存地址
    GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, bitmap.getWidth(), bitmap.getHeight(),
            0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, bitmapBuffer);

    //解绑纹理
    GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0);
}

Example 16

Source File: FURenderer.java From PLDroidShortVideo with Apache License 2.0

4 votes

private void createFBO(int width, int height) {
        if (fboTex != null && (fboWidth != width || fboHeight != height)) {
            deleteFBO();
        }

        fboWidth = width;
        fboHeight = height;

        if (fboTex == null) {
            fboId = new int[4];
            fboTex = new int[4];
            renderBufferId = new int[4];

//generate fbo id
            GLES20.glGenFramebuffers(4, fboId, 0);
//generate texture
            GLES20.glGenTextures(4, fboTex, 0);
//generate render buffer
            GLES20.glGenRenderbuffers(4, renderBufferId, 0);

            for (int i = 0; i < fboId.length; i++) {
//Bind Frame buffer
                GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, fboId[i]);
//Bind texture
                GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, fboTex[i]);
//Define texture parameters
                GLES20.glTexImage2D(GLES20.GL_TEXTURE_2D, 0, GLES20.GL_RGBA, width, height, 0, GLES20.GL_RGBA, GLES20.GL_UNSIGNED_BYTE, null);
                GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_S, GLES20.GL_CLAMP_TO_EDGE);
                GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_WRAP_T, GLES20.GL_CLAMP_TO_EDGE);
                GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
                GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR);
//Bind render buffer and define buffer dimension
                GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, renderBufferId[i]);
                GLES20.glRenderbufferStorage(GLES20.GL_RENDERBUFFER, GLES20.GL_DEPTH_COMPONENT16, width, height);
//Attach texture FBO color attachment
                GLES20.glFramebufferTexture2D(GLES20.GL_FRAMEBUFFER, GLES20.GL_COLOR_ATTACHMENT0, GLES20.GL_TEXTURE_2D, fboTex[i], 0);
//Attach render buffer to depth attachment
                GLES20.glFramebufferRenderbuffer(GLES20.GL_FRAMEBUFFER, GLES20.GL_DEPTH_ATTACHMENT, GLES20.GL_RENDERBUFFER, renderBufferId[i]);
//we are done, reset
                GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0);
                GLES20.glBindRenderbuffer(GLES20.GL_RENDERBUFFER, 0);
                GLES20.glBindFramebuffer(GLES20.GL_FRAMEBUFFER, 0);
            }
        }
    }

Example 17

Source File: GLRenderer.java From bombsquad-remote-android with Apache License 2.0

4 votes

private static int newTextureID() {
  int[] temp = new int[1];
  GLES20.glGenTextures(1, temp, 0);
  return temp[0];
}

Example 18

Source File: OGLESShaderRenderer.java From MikuMikuStudio with BSD 2-Clause "Simplified" License

4 votes

/**
 * <code>updateTexImageData</code> activates and binds the texture
 * @param img
 * @param type
 * @param mips
 */
public void updateTexImageData(Image img, Texture.Type type, boolean mips) {
    int texId = img.getId();
    if (texId == -1) {
        // create texture
        if (verboseLogging) {
            logger.info("GLES20.glGenTexture(1, buffer)");
        }

        GLES20.glGenTextures(1, intBuf1);
        texId = intBuf1.get(0);
        img.setId(texId);
        objManager.registerForCleanup(img);

        statistics.onNewTexture();
    }

    // bind texture
    int target = convertTextureType(type);
    if (context.boundTextureUnit != 0) {
        if (verboseLogging) {
            logger.info("GLES20.glActiveTexture(GLES20.GL_TEXTURE0)");
        }

        GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
        context.boundTextureUnit = 0;
    }
    if (context.boundTextures[0] != img) {

        if (verboseLogging) {
            logger.info("GLES20.glBindTexture(" + target + ", " + texId + ")");
        }

        GLES20.glBindTexture(target, texId);
        context.boundTextures[0] = img;
    }


    if (target == GLES20.GL_TEXTURE_CUBE_MAP) {
        // Upload a cube map / sky box
        @SuppressWarnings("unchecked")
        List<Bitmap> bmps = (List<Bitmap>) img.getEfficentData();
        if (bmps != null) {
            // Native android bitmap                                       
            if (bmps.size() != 6) {
                throw new UnsupportedOperationException("Invalid texture: " + img
                        + "Cubemap textures must contain 6 data units.");
            }
            for (int i = 0; i < 6; i++) {
                TextureUtil.uploadTextureBitmap(GLES20.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, bmps.get(i), false, powerOf2);
            }
        } else {
            // Standard jme3 image data
            List<ByteBuffer> data = img.getData();
            if (data.size() != 6) {
                logger.log(Level.WARNING, "Invalid texture: {0}\n"
                        + "Cubemap textures must contain 6 data units.", img);
                return;
            }
            for (int i = 0; i < 6; i++) {
                TextureUtil.uploadTexture(img, GLES20.GL_TEXTURE_CUBE_MAP_POSITIVE_X + i, i, 0, tdc, false, powerOf2);
            }
        }
    } else {
        TextureUtil.uploadTexture(img, target, 0, 0, tdc, false, powerOf2);

        if (verboseLogging) {
            logger.info("GLES20.glTexParameteri(" + target + "GLES11.GL_GENERATE_MIMAP, GLES20.GL_TRUE)");
        }

        if (!img.hasMipmaps() && mips) {
            // No pregenerated mips available,
            // generate from base level if required
            if (verboseLogging) {
                logger.info("GLES20.glGenerateMipmap(GLES20.GL_TEXTURE_2D)");
            }
            GLES20.glGenerateMipmap(GLES20.GL_TEXTURE_2D);
        }
    }

    img.clearUpdateNeeded();
}

Example 19

Source File: RoundedTextureView.java From android-RoundedTextureView with Apache License 2.0

4 votes

@Override public void onSurfaceCreated(GL10 glUnused, EGLConfig config) {
  program = createProgram(vertexShader, fragmentShader);
  if (program == 0) {
    return;
  }
  aPositionHandle = GLES20.glGetAttribLocation(program, "aPosition");
  checkGlError("glGetAttribLocation aPosition");
  if (aPositionHandle == -1) {
    throw new RuntimeException("Could not get attrib location for aPosition");
  }
  aTextureHandle = GLES20.glGetAttribLocation(program, "aTextureCoord");
  checkGlError("glGetAttribLocation aTextureCoord");
  if (aTextureHandle == -1) {
    throw new RuntimeException("Could not get attrib location for aTextureCoord");
  }

  mvpMatrixHandle = GLES20.glGetUniformLocation(program, "uMVPMatrix");
  checkGlError("glGetUniformLocation uMVPMatrix");
  if (mvpMatrixHandle == -1) {
    throw new RuntimeException("Could not get attrib location for uMVPMatrix");
  }

  ustMatrixHandle = GLES20.glGetUniformLocation(program, "uSTMatrix");
  checkGlError("glGetUniformLocation uSTMatrix");
  if (ustMatrixHandle == -1) {
    throw new RuntimeException("Could not get attrib location for uSTMatrix");
  }

  int[] textures = new int[1];
  GLES20.glGenTextures(1, textures, 0);

  textureID = textures[0];
  GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, textureID);
  checkGlError("glBindTexture textureID");

  GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER,
      GLES20.GL_LINEAR);
  GLES20.glTexParameterf(GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MAG_FILTER,
      GLES20.GL_LINEAR);

  surfaceTexture = new SurfaceTexture(textureID);
  surfaceTexture.setOnFrameAvailableListener(this);
  if (surfaceProvider != null) {
    surfaceProvider.onSurfaceCreated(surfaceTexture);
  }

  synchronized (this) {
    updateSurface = false;
  }
}

Example 20

Source File: PlaneRenderer.java From poly-sample-android with Apache License 2.0

4 votes

/**
 * Allocates and initializes OpenGL resources needed by the plane renderer. Must be called on the
 * OpenGL thread, typically in {@link GLSurfaceView.Renderer#onSurfaceCreated(GL10, EGLConfig)}.
 *
 * @param context Needed to access shader source and texture PNG.
 * @param gridDistanceTextureName Name of the PNG file containing the grid texture.
 */
public void createOnGlThread(Context context, String gridDistanceTextureName) throws IOException {
  int vertexShader =
      ShaderUtil.loadGLShader(TAG, context, GLES20.GL_VERTEX_SHADER, VERTEX_SHADER_NAME);
  int passthroughShader =
      ShaderUtil.loadGLShader(TAG, context, GLES20.GL_FRAGMENT_SHADER, FRAGMENT_SHADER_NAME);

  planeProgram = GLES20.glCreateProgram();
  GLES20.glAttachShader(planeProgram, vertexShader);
  GLES20.glAttachShader(planeProgram, passthroughShader);
  GLES20.glLinkProgram(planeProgram);
  GLES20.glUseProgram(planeProgram);

  ShaderUtil.checkGLError(TAG, "Program creation");

  // Read the texture.
  Bitmap textureBitmap =
      BitmapFactory.decodeStream(context.getAssets().open(gridDistanceTextureName));

  GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
  GLES20.glGenTextures(textures.length, textures, 0);
  GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textures[0]);

  GLES20.glTexParameteri(
      GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_LINEAR_MIPMAP_LINEAR);
  GLES20.glTexParameteri(GLES20.GL_TEXTURE_2D, GLES20.GL_TEXTURE_MAG_FILTER, GLES20.GL_LINEAR);
  GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, textureBitmap, 0);
  GLES20.glGenerateMipmap(GLES20.GL_TEXTURE_2D);
  GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0);

  ShaderUtil.checkGLError(TAG, "Texture loading");

  planeXZPositionAlphaAttribute = GLES20.glGetAttribLocation(planeProgram, "a_XZPositionAlpha");

  planeModelUniform = GLES20.glGetUniformLocation(planeProgram, "u_Model");
  planeNormalUniform = GLES20.glGetUniformLocation(planeProgram, "u_Normal");
  planeModelViewProjectionUniform =
      GLES20.glGetUniformLocation(planeProgram, "u_ModelViewProjection");
  textureUniform = GLES20.glGetUniformLocation(planeProgram, "u_Texture");
  lineColorUniform = GLES20.glGetUniformLocation(planeProgram, "u_lineColor");
  dotColorUniform = GLES20.glGetUniformLocation(planeProgram, "u_dotColor");
  gridControlUniform = GLES20.glGetUniformLocation(planeProgram, "u_gridControl");
  planeUvMatrixUniform = GLES20.glGetUniformLocation(planeProgram, "u_PlaneUvMatrix");

  ShaderUtil.checkGLError(TAG, "Program parameters");
}