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Diffstat (limited to 'src/com/android/camera/support/glrenderer/GLCanvas.java')
| -rw-r--r-- | src/com/android/camera/support/glrenderer/GLCanvas.java | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/src/com/android/camera/support/glrenderer/GLCanvas.java b/src/com/android/camera/support/glrenderer/GLCanvas.java deleted file mode 100644 index 1e4ec2f16..000000000 --- a/src/com/android/camera/support/glrenderer/GLCanvas.java +++ /dev/null @@ -1,201 +0,0 @@ -package com.android.camera.support.glrenderer; - -import android.graphics.Bitmap; -import android.graphics.Rect; -import android.graphics.RectF; - -import javax.microedition.khronos.opengles.GL11; - -// -// GLCanvas gives a convenient interface to draw using OpenGL. -// -// When a rectangle is specified in this interface, it means the region -// [x, x+width) * [y, y+height) -// -public interface GLCanvas { - - public GLId getGLId(); - - // Tells GLCanvas the size of the underlying GL surface. This should be - // called before first drawing and when the size of GL surface is changed. - // This is called by GLRoot and should not be called by the clients - // who only want to draw on the GLCanvas. Both width and height must be - // nonnegative. - public abstract void setSize(int width, int height); - - // Clear the drawing buffers. This should only be used by GLRoot. - public abstract void clearBuffer(); - - public abstract void clearBuffer(float[] argb); - - // Sets and gets the current alpha, alpha must be in [0, 1]. - public abstract void setAlpha(float alpha); - - public abstract float getAlpha(); - - // (current alpha) = (current alpha) * alpha - public abstract void multiplyAlpha(float alpha); - - // Change the current transform matrix. - public abstract void translate(float x, float y, float z); - - public abstract void translate(float x, float y); - - public abstract void scale(float sx, float sy, float sz); - - public abstract void rotate(float angle, float x, float y, float z); - - public abstract void multiplyMatrix(float[] mMatrix, int offset); - - // Pushes the configuration state (matrix, and alpha) onto - // a private stack. - public abstract void save(); - - // Same as save(), but only save those specified in saveFlags. - public abstract void save(int saveFlags); - - public static final int SAVE_FLAG_ALL = 0xFFFFFFFF; - public static final int SAVE_FLAG_ALPHA = 0x01; - public static final int SAVE_FLAG_MATRIX = 0x02; - - // Pops from the top of the stack as current configuration state (matrix, - // alpha, and clip). This call balances a previous call to save(), and is - // used to remove all modifications to the configuration state since the - // last save call. - public abstract void restore(); - - // Draws a line using the specified paint from (x1, y1) to (x2, y2). - // (Both end points are included). - public abstract void drawLine(float x1, float y1, float x2, float y2, GLPaint paint); - - // Draws a rectangle using the specified paint from (x1, y1) to (x2, y2). - // (Both end points are included). - public abstract void drawRect(float x1, float y1, float x2, float y2, GLPaint paint); - - // Fills the specified rectangle with the specified color. - public abstract void fillRect(float x, float y, float width, float height, int color); - - // Draws a texture to the specified rectangle. - public abstract void drawTexture( - BasicTexture texture, int x, int y, int width, int height); - - public abstract void drawMesh(BasicTexture tex, int x, int y, int xyBuffer, - int uvBuffer, int indexBuffer, int indexCount); - - // Draws the source rectangle part of the texture to the target rectangle. - public abstract void drawTexture(BasicTexture texture, RectF source, RectF target); - - // Draw a texture with a specified texture transform. - public abstract void drawTexture(BasicTexture texture, float[] mTextureTransform, - int x, int y, int w, int h); - - // Draw two textures to the specified rectangle. The actual texture used is - // from * (1 - ratio) + to * ratio - // The two textures must have the same size. - public abstract void drawMixed(BasicTexture from, int toColor, - float ratio, int x, int y, int w, int h); - - // Draw a region of a texture and a specified color to the specified - // rectangle. The actual color used is from * (1 - ratio) + to * ratio. - // The region of the texture is defined by parameter "src". The target - // rectangle is specified by parameter "target". - public abstract void drawMixed(BasicTexture from, int toColor, - float ratio, RectF src, RectF target); - - // Unloads the specified texture from the canvas. The resource allocated - // to draw the texture will be released. The specified texture will return - // to the unloaded state. This function should be called only from - // BasicTexture or its descendant - public abstract boolean unloadTexture(BasicTexture texture); - - // Delete the specified buffer object, similar to unloadTexture. - public abstract void deleteBuffer(int bufferId); - - // Delete the textures and buffers in GL side. This function should only be - // called in the GL thread. - public abstract void deleteRecycledResources(); - - // Dump statistics information and clear the counters. For debug only. - public abstract void dumpStatisticsAndClear(); - - public abstract void beginRenderTarget(RawTexture texture); - - public abstract void endRenderTarget(); - - /** - * Sets texture parameters to use GL_CLAMP_TO_EDGE for both - * GL_TEXTURE_WRAP_S and GL_TEXTURE_WRAP_T. Sets texture parameters to be - * GL_LINEAR for GL_TEXTURE_MIN_FILTER and GL_TEXTURE_MAG_FILTER. - * bindTexture() must be called prior to this. - * - * @param texture The texture to set parameters on. - */ - public abstract void setTextureParameters(BasicTexture texture); - - /** - * Initializes the texture to a size by calling texImage2D on it. - * - * @param texture The texture to initialize the size. - * @param format The texture format (e.g. GL_RGBA) - * @param type The texture type (e.g. GL_UNSIGNED_BYTE) - */ - public abstract void initializeTextureSize(BasicTexture texture, int format, int type); - - /** - * Initializes the texture to a size by calling texImage2D on it. - * - * @param texture The texture to initialize the size. - * @param bitmap The bitmap to initialize the bitmap with. - */ - public abstract void initializeTexture(BasicTexture texture, Bitmap bitmap); - - /** - * Calls glTexSubImage2D to upload a bitmap to the texture. - * - * @param texture The target texture to write to. - * @param xOffset Specifies a texel offset in the x direction within the - * texture array. - * @param yOffset Specifies a texel offset in the y direction within the - * texture array. - * @param format The texture format (e.g. GL_RGBA) - * @param type The texture type (e.g. GL_UNSIGNED_BYTE) - */ - public abstract void texSubImage2D(BasicTexture texture, int xOffset, int yOffset, - Bitmap bitmap, - int format, int type); - - /** - * Generates buffers and uploads the buffer data. - * - * @param buffer The buffer to upload - * @return The buffer ID that was generated. - */ - public abstract int uploadBuffer(java.nio.FloatBuffer buffer); - - /** - * Generates buffers and uploads the element array buffer data. - * - * @param buffer The buffer to upload - * @return The buffer ID that was generated. - */ - public abstract int uploadBuffer(java.nio.ByteBuffer buffer); - - /** - * After LightCycle makes GL calls, this method is called to restore the GL - * configuration to the one expected by GLCanvas. - */ - public abstract void recoverFromLightCycle(); - - /** - * Gets the bounds given by x, y, width, and height as well as the internal - * matrix state. There is no special handling for non-90-degree rotations. - * It only considers the lower-left and upper-right corners as the bounds. - * - * @param bounds The output bounds to write to. - * @param x The left side of the input rectangle. - * @param y The bottom of the input rectangle. - * @param width The width of the input rectangle. - * @param height The height of the input rectangle. - */ - public abstract void getBounds(Rect bounds, int x, int y, int width, int height); -}
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