android.opengl.GLES20#glGenTextures

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];
}

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();
}

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];
}

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);
}

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];
  }

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();
}

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];
}

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();
}

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]);
}

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;
}

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;
}

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];
}

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];
}

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");
}

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);
}

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);
            }
        }
    }

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];
}

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();
}

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;
  }
}

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");
}

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