public boolean AssignShaderProgram(String materialName) {
programID = MainGame.singleton.sharedResources.GetShaderProgram(materialName);
mvpLocation = GLES20.glGetUniformLocation(programID, UNIFORM_MATRIX_MVP);
opacityLocation = GLES20.glGetUniformLocation(programID, "opacity");
textureSamplerLocation = GLES20.glGetUniformLocation(programID, UNIFORM_TEX_SAMPLER);
return (programID != 0);
}
/**
* Creates a texture from raw data.
*
* @param data Image data, in a "direct" ByteBuffer.
* @param width Texture width, in pixels (not bytes).
* @param height Texture height, in pixels.
* @param format Image data format (use constant appropriate for glTexImage2D(), e.g. GL_RGBA).
* @return Handle to texture.
*/
public static int createImageTexture(ByteBuffer data, int width, int height, int format) {
int[] textureHandles = new int[1];
int textureHandle;
GLES20.glGenTextures(1, textureHandles, 0);
textureHandle = textureHandles[0];
GlUtil.checkGlError("glGenTextures");
// Bind the texture handle to the 2D texture target.
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureHandle);
// Configure min/mag filtering, i.e. what scaling method do we use if what we're rendering
// is smaller or larger than the source image.
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);
GlUtil.checkGlError("loadImageTexture");
// Load the data from the buffer into the texture handle.
GLES20.glTexImage2D(
GLES20.GL_TEXTURE_2D, /*level*/
0,
format,
width,
height, /*border*/
0,
format,
GLES20.GL_UNSIGNED_BYTE,
data);
GlUtil.checkGlError("loadImageTexture");
return textureHandle;
}
protected void onDrawArraysAfter() {
if (mToneCurveTexture[0] != -1) {
GLES20.glActiveTexture(GLES20.GL_TEXTURE3);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, 0);
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
}
}
private int compileShader(final int shaderType, final String shaderSource) {
int shaderHandle = GLES20.glCreateShader(shaderType);
if (shaderHandle != 0) {
// Pass in the shader source.
GLES20.glShaderSource(shaderHandle, shaderSource);
// Compile the shader.
GLES20.glCompileShader(shaderHandle);
// Get the compilation status.
final int[] compileStatus = new int[1];
GLES20.glGetShaderiv(shaderHandle, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
// If the compilation failed, delete the shader.
if (compileStatus[0] == 0) {
GLES20.glDeleteShader(shaderHandle);
shaderHandle = 0;
}
}
if (shaderHandle == 0) {
throw new RuntimeException("Error creating shader.");
}
return shaderHandle;
}
/**
* Applies the Rajawali default GL state to the driver. Developers who wish to change this default
* behavior can override this method.
*/
public void resetGLState() {
GLES20.glEnable(GLES20.GL_CULL_FACE);
GLES20.glCullFace(GLES20.GL_BACK);
GLES20.glFrontFace(GLES20.GL_CCW);
GLES20.glDisable(GLES20.GL_BLEND);
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
}
@Override
public void onSurfaceCreated(GL10 gl, EGLConfig config) {
// 设置屏幕背景色RGBA
GLES20.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
// 打开深度检测
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
MatrixState.setInitStack();
treeTextureId = initTexture(R.drawable.tree);
desert =
new Desert(
MySurfaceView.this,
new float[] {
0, 0, 0, 6, 6, 6,
6, 6, 6, 0, 0, 0
},
30,
20);
desertId = initTexture(R.drawable.desert);
group = new TreeGroup(MySurfaceView.this, treeTextureId);
Collections.sort(mRender.group.trees);
}
@Override
protected void onDrawScene(final GLState pGLState, final Camera pFirstCamera) {
if (super.mScene != null) {
final Camera secondCamera = this.getSecondCamera();
final int surfaceWidth = this.mSurfaceWidth;
final int surfaceWidthHalf = surfaceWidth >> 1;
final int surfaceHeight = this.mSurfaceHeight;
pGLState.enableScissorTest();
/* First Screen. With first camera, on the left half of the screens width. */
{
GLES20.glScissor(0, 0, surfaceWidthHalf, surfaceHeight);
GLES20.glViewport(0, 0, surfaceWidthHalf, surfaceHeight);
super.mScene.onDraw(pGLState, pFirstCamera);
pFirstCamera.onDrawHUD(pGLState);
}
/* Second Screen. With second camera, on the right half of the screens width. */
{
GLES20.glScissor(surfaceWidthHalf, 0, surfaceWidthHalf, surfaceHeight);
GLES20.glViewport(surfaceWidthHalf, 0, surfaceWidthHalf, surfaceHeight);
super.mScene.onDraw(pGLState, secondCamera);
secondCamera.onDrawHUD(pGLState);
}
pGLState.disableScissorTest();
}
}
public void draw(float[] mvpMatrix) {
// Add program to OpenGL ES environment
GLES20.glUseProgram(mProgram);
// get handle to vertex shader's vPosition member
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
// Enable a handle to the triangle vertices
GLES20.glEnableVertexAttribArray(mPositionHandle);
// Prepare the triangle coordinate data
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
// get handle to fragment shader's vColor member
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
// Set color for drawing the triangle
GLES20.glUniform4fv(mColorHandle, 1, color, 0);
// get handle to shape's transformation matrix
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
// Pass the projection and view transformation to the shader
GLES20.glUniformMatrix4fv(mMVPMatrixHandle, 1, false, mvpMatrix, 0);
// Draw the triangle
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, vertexCount);
// Disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
}
public void drawObject(float[] paramArrayOfFloat)
throws OpenGLException
{
if (!this.mInitialized);
do
{
return;
if (this.mTextures.size() == 0)
{
LG.d("No textures defined!");
return;
}
this.mBackgroundSprite.setShader(this.mLineShader);
this.mBackgroundSprite.setTexture((GLTexture)this.mTextures.get(0));
this.mBackgroundSprite.draw(paramArrayOfFloat);
this.mPreviewSprite.setTexture((GLTexture)this.mTextures.get(0));
this.mPreviewSprite.setShader(this.mShader);
this.mPreviewSprite.draw(paramArrayOfFloat);
}
while (!this.mValidEstimate);
GLES20.glDisable(2929);
updateCurrentFrameOutline();
this.mLineShader.bind();
this.mLineShader.setVertices(this.mOutlineVertices);
this.mLineShader.setTransform(paramArrayOfFloat);
this.mOutlineIndices.position(0);
this.mOutlineVertices.position(0);
GLES20.glLineWidth(2.0F);
GLES20.glDrawElements(2, 20, 5123, this.mOutlineIndices);
GLES20.glEnable(2929);
}
@Override
protected void onRender(final long ellapsedTime, final double deltaTime) {
mUserScene = getCurrentScene();
setRenderTarget(mLeftRenderTarget);
getCurrentScene().switchCamera(mCameraLeft);
GLES20.glViewport(0, 0, mViewportWidthHalf, mDefaultViewportHeight);
mCameraLeft.setProjectionMatrix(mViewportWidthHalf, mDefaultViewportHeight);
mCameraLeft.setOrientation(mCameraOrientation);
render(ellapsedTime, deltaTime);
setRenderTarget(mRightRenderTarget);
getCurrentScene().switchCamera(mCameraRight);
mCameraRight.setProjectionMatrix(mViewportWidthHalf, mDefaultViewportHeight);
mCameraRight.setOrientation(mCameraOrientation);
render(ellapsedTime, deltaTime);
switchSceneDirect(mSideBySideScene);
GLES20.glViewport(0, 0, mDefaultViewportWidth, mDefaultViewportHeight);
setRenderTarget(null);
render(ellapsedTime, deltaTime);
switchSceneDirect(mUserScene);
}
public Triangle() {
// initialize vertex byte buffer for shape coordinates
ByteBuffer bb =
ByteBuffer.allocateDirect(
// (number of coordinate values * 4 bytes per float)
triangleCoords.length * 4);
// use the device hardware's native byte order
bb.order(ByteOrder.nativeOrder());
// create a floating point buffer from the ByteBuffer
vertexBuffer = bb.asFloatBuffer();
// add the coordinates to the FloatBuffer
vertexBuffer.put(triangleCoords);
// set the buffer to read the first coordinate
vertexBuffer.position(0);
int vertexShader = MyGLRenderer.loadShader(GLES20.GL_VERTEX_SHADER, vertexShaderCode);
int fragmentShader = MyGLRenderer.loadShader(GLES20.GL_FRAGMENT_SHADER, fragmentShaderCode);
// create empty OpenGL ES Program
mProgram = GLES20.glCreateProgram();
// add the vertex shader to program
GLES20.glAttachShader(mProgram, vertexShader);
// add the fragment shader to program
GLES20.glAttachShader(mProgram, fragmentShader);
// creates OpenGL ES program executables
GLES20.glLinkProgram(mProgram);
}
public static int loadTexture(final Context context, final int resourceId) {
final int[] textureHandle = new int[1];
GLES20.glGenTextures(1, textureHandle, 0);
if (textureHandle[0] != 0) {
final BitmapFactory.Options options = new BitmapFactory.Options();
options.inScaled = false;
final Bitmap bitmap =
BitmapFactory.decodeResource(context.getResources(), resourceId, options);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureHandle[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);
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, bitmap, 0);
bitmap.recycle();
}
if (textureHandle[0] == 0) {
throw new RuntimeException("Error loading texture.");
}
return textureHandle[0];
}
public void LoadShape() {
int aPositionHandle = GLES20.glGetAttribLocation(programID, "aPosition");
GenerateVertexArray(
shape.verticeData, shape.verticeData.length * FLOAT_SIZE_BYTES, 3, aPositionHandle);
int aUVHandle = GLES20.glGetAttribLocation(programID, "aTextureCoord");
GenerateVertexArray(shape.UVData, shape.UVData.length * FLOAT_SIZE_BYTES, 2, aUVHandle);
}
public void GenerateVertexArray(
float[] arrayBuffer, int bufferSize, int valuesPerElement, int attributeNumber) {
FloatBuffer.allocate(arrayBuffer.length);
FloatBuffer bufferData =
ByteBuffer.allocateDirect(bufferSize).order(ByteOrder.nativeOrder()).asFloatBuffer();
bufferData.put(arrayBuffer).position(0);
IntBuffer bufferID = (IntBuffer.allocate(1));
bufferID.position(0);
GLES20.glGenBuffers(1, bufferID);
GLES20.glBindBuffer(GLES20.GL_ARRAY_BUFFER, bufferID.get(0));
GLES20.glBufferData(GLES20.GL_ARRAY_BUFFER, bufferSize, bufferData, GLES20.GL_STATIC_DRAW);
GLES20.glVertexAttribPointer(
attributeNumber, // attribute
valuesPerElement, // size
GLES20.GL_FLOAT, // type
false, // normalized?
valuesPerElement * FLOAT_SIZE_BYTES, // stride
0 // array buffer offset
);
vertexArrayList.add(new GLVertexArrayObject(bufferID.get(), attributeNumber, valuesPerElement));
}
public axizLines(float size) {
triangleCoords =
new float[] {
0f, 0f, 0f, size, 0f, 0f, 0f, 0f, 0f, 0f, 0, size, 0f, 0f, 0f, 0f, size, 0f,
// 0f,0f,0f,
// size,size,size
};
vertexCount = triangleCoords.length / COORDS_PER_VERTEX;
vertexStride = COORDS_PER_VERTEX * 4;
// initialize vertex byte buffer for shape coordinates
ByteBuffer bb =
ByteBuffer.allocateDirect(
// (number of coordinate values * 4 bytes per float)
triangleCoords.length * 4);
// use the device hardware's native byte order
bb.order(ByteOrder.nativeOrder());
// create a floating point buffer from the ByteBuffer
vertexBuffer = bb.asFloatBuffer();
// add the coordinates to the FloatBuffer
vertexBuffer.put(triangleCoords);
// set the buffer to read the first coordinate
vertexBuffer.position(0);
// prepare shaders and OpenGL program
int vertexShader = loadShader(GLES20.GL_VERTEX_SHADER, vertexShaderCode);
int fragmentShader = loadShader(GLES20.GL_FRAGMENT_SHADER, fragmentShaderCode);
mProgram = GLES20.glCreateProgram(); // create empty OpenGL Program
GLES20.glAttachShader(mProgram, vertexShader); // add the vertex shader to program
GLES20.glAttachShader(mProgram, fragmentShader); // add the fragment shader to program
GLES20.glLinkProgram(mProgram); // create OpenGL program executables
}
boolean InitTexture(int ResourceId) {
/*
* Android
* public static void glGenTextures (int n, int[] textures, int offset)
* Returns n currently unused names for texture objects in the array textures.
*/
int[] textures = new int[1];
GLES20.glGenTextures(1, textures, 0);
/*
* Android
* public static void glBindTexture (int target, int texture)
*/
m_TextureId = textures[0];
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, m_TextureId);
// Loads in Texture from Resource File
LoadTexture(ResourceId);
/*
* Android
* static void texImage2D(int target, int level, Bitmap bitmap, int border)
* A version of texImage2D that determines the internalFormat and type automatically.
*/
GLUtils.texImage2D(GLES20.GL_TEXTURE_2D, 0, m_Bitmap, 0);
return true;
}
public circle(float r) {
transMatrix = new float[16];
int sides = 24;
vertexCoords = new float[sides * 3];
double angle = 2 * Math.PI / sides;
for (int i = 0; i < sides; i++) {
vertexCoords[3 * i] = (float) (Math.cos(i * angle) * r);
vertexCoords[3 * i + 1] = (float) (Math.sin(i * angle) * r);
vertexCoords[3 * i + 2] = 0f;
}
vertexCount = vertexCoords.length / COORDS_PER_VERTEX;
vertexStride = COORDS_PER_VERTEX * 4;
ByteBuffer bb = ByteBuffer.allocateDirect(vertexCoords.length * 4);
bb.order(ByteOrder.nativeOrder());
vertexBuffer = bb.asFloatBuffer();
vertexBuffer.put(vertexCoords);
vertexBuffer.position(0);
int vertexShader = loadShader(GLES20.GL_VERTEX_SHADER, vertexShaderCode);
int fragmentShader = loadShader(GLES20.GL_FRAGMENT_SHADER, fragmentShaderCode);
mProgram = GLES20.glCreateProgram(); // create empty OpenGL Program
GLES20.glAttachShader(mProgram, vertexShader); // add the vertex shader to program
GLES20.glAttachShader(mProgram, fragmentShader); // add the fragment shader to program
GLES20.glLinkProgram(mProgram); // create OpenGL program executables
}
public void onSurfaceChanged(GL10 unused, int width, int height) {
GLES20.glViewport(0, 0, width, height);
ratio = (float) width / height;
// this projection matrix is applied to object coodinates
// in the onDrawFrame() method
Matrix.orthoM(mProjMatrix, 0, -ratio, ratio, -1, 1, 3, 7);
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
Matrix.setLookAtM(mVMatrix, 0, 0, 0, 3, 0f, 0f, 0f, 0f, 1.0f, 0.0f);
engine.initGL();
GLES20.glUseProgram(mProgram);
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glUniform1i(mSampleHandle, 0);
GLES20.glUniform1f(mOpacityHandle, 1f);
GLES20.glVertexAttribPointer(maPositionHandle, 3, GLES20.GL_FLOAT, false, 12, quadCoordsBuf);
GLES20.glEnableVertexAttribArray(maPositionHandle);
GLES20.glVertexAttribPointer(maTexCoordsHandle, 2, GLES20.GL_FLOAT, false, 8, quadTexCoordsBuf);
GLES20.glEnableVertexAttribArray(maTexCoordsHandle);
initTextures();
}
private void newVertexBufferToDraw() {
// (number of points) * (number of coordinate values) * 4 bytes per float)
ByteBuffer bb = ByteBuffer.allocateDirect(verticesCoords.size() * COORDS_PER_VERTEX * 4);
// use the device hardware's native byte order
bb.order(ByteOrder.nativeOrder());
// create a floating point buffer from the ByteBuffer
vertexBuffer = bb.asFloatBuffer();
// add the coordinates to the FloatBuffer
vertexBuffer.put(Utils.pointVectorToArray(verticesCoords));
// set the buffer to read the first coordinate
vertexBuffer.position(0);
vertexCount = verticesCoords.size();
// Log.d(GAlg.DEBUG_TAG, "Scene coords to draw: " + verticesCoords.toString());
GLES20.glBufferSubData(GLES20.GL_ARRAY_BUFFER, 0, vertexCount, vertexBuffer);
if (drawLines) {
bb = ByteBuffer.allocateDirect(linesCoords.size() * COORDS_PER_VERTEX * 4);
bb.order(ByteOrder.nativeOrder());
linesVertexBuffer = bb.asFloatBuffer();
linesVertexBuffer.put(Utils.pointVectorToArray(linesCoords));
linesVertexBuffer.position(0);
linesVertexCount = linesCoords.size();
Log.d(GAlg.DEBUG_TAG, "Drawing lines between: " + linesCoords.toString());
GLES20.glBufferSubData(GLES20.GL_ARRAY_BUFFER, 0, linesVertexCount, linesVertexBuffer);
}
}
/**
* Test disconnecting the SurfaceTextureHelper, but keep trying to produce more texture frames. No
* frames should be delivered to the listener.
*/
@MediumTest
public static void testDisconnect() throws InterruptedException {
// Create SurfaceTextureHelper and listener.
final SurfaceTextureHelper surfaceTextureHelper = SurfaceTextureHelper.create(null);
final MockTextureListener listener = new MockTextureListener();
surfaceTextureHelper.setListener(listener);
// Create EglBase with the SurfaceTexture as target EGLSurface.
final EglBase eglBase = EglBase.create(null, EglBase.ConfigType.PLAIN);
eglBase.createSurface(surfaceTextureHelper.getSurfaceTexture());
eglBase.makeCurrent();
// Assert no frame has been received yet.
assertFalse(listener.waitForNewFrame(1));
// Draw and wait for one frame.
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
// swapBuffers() will ultimately trigger onTextureFrameAvailable().
eglBase.swapBuffers();
listener.waitForNewFrame();
surfaceTextureHelper.returnTextureFrame();
// Disconnect - we should not receive any textures after this.
surfaceTextureHelper.disconnect();
// Draw one frame.
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
eglBase.swapBuffers();
// swapBuffers() should not trigger onTextureFrameAvailable() because we are disconnected.
// Assert that no OES texture was delivered.
assertFalse(listener.waitForNewFrame(500));
eglBase.release();
}
@Override
public void onDrawFrame(GL10 unused) {
GLES20.glClearColor(0f, 0f, 0f, 0f);
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
if (mShaderCompilerSupport[0] == false) {
return;
}
GLES20.glDisable(GLES20.GL_DEPTH_TEST);
GLES20.glEnable(GLES20.GL_BLEND);
GLES20.glBlendFunc(GLES20.GL_SRC_ALPHA, GLES20.GL_ONE_MINUS_SRC_ALPHA);
float angle = (SystemClock.uptimeMillis() % 5000) / 5000f * 360;
Matrix.setRotateM(mMatrixModel, 0, angle, 1, 2, 0);
Matrix.multiplyMM(mMatrixModelViewProjection, 0, mMatrixView, 0, mMatrixModel, 0);
Matrix.multiplyMM(
mMatrixModelViewProjection, 0, mMatrixProjection, 0, mMatrixModelViewProjection, 0);
mShaderSpline.useProgram();
GLES20.glUniformMatrix4fv(
mShaderSpline.getHandle("uModelViewProjectionM"), 1, false, mMatrixModelViewProjection, 0);
GLES20.glVertexAttribPointer(
mShaderSpline.getHandle("aPosition"), 2, GLES20.GL_FLOAT, false, 0, mBufferSpline);
GLES20.glEnableVertexAttribArray(mShaderSpline.getHandle("aPosition"));
for (float[] ctrl : mSplines) {
GLES20.glUniform3fv(mShaderSpline.getHandle("uCtrl"), 4, ctrl, 0);
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, COUNT_VERTICES);
}
}
/** Draws a red box in the corner. */
private void drawBox() {
GLES20.glEnable(GLES20.GL_SCISSOR_TEST);
GLES20.glScissor(0, 0, 100, 100);
GLES20.glClearColor(1.0f, 0.0f, 0.0f, 1.0f);
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
GLES20.glDisable(GLES20.GL_SCISSOR_TEST);
}
@Override
public void onSurfaceChanged(GL10 glUnused, int width, int height) {
GLES20.glViewport(0, 0, width, height);
ratio = (float) width / height;
Matrix.perspectiveM(
mProjectionMatrix,
0,
FOV / (float) Math.PI * 180.0f,
ratio,
len / LEN_RANGE,
len * LEN_RANGE);
Matrix.setLookAtM(
mViewMatrix,
0,
matCam[0] * len,
matCam[1] * len,
matCam[2] * len,
0.0f,
0.0f,
0.0f,
0.0f,
0.0f,
1.0f);
float[] lightPos = {len, len, 0};
GLES20.glUniform3fv(mLightPosHandle, 1, lightPos, 0);
}
public Square() {
// initialize vertex byte buffer for shape coordinates
ByteBuffer bb =
ByteBuffer.allocateDirect(
// (# of coordinate values * 4 bytes per float)
squareCoords.length * 4);
bb.order(ByteOrder.nativeOrder());
vertexBuffer = bb.asFloatBuffer();
vertexBuffer.put(squareCoords);
vertexBuffer.position(0);
// initialize byte buffer for the draw list
ByteBuffer dlb =
ByteBuffer.allocateDirect(
// (# of coordinate values * 2 bytes per short)
drawOrder.length * 2);
dlb.order(ByteOrder.nativeOrder());
drawListBuffer = dlb.asShortBuffer();
drawListBuffer.put(drawOrder);
drawListBuffer.position(0);
// prepare shaders and OpenGL program
int vertexShader = MyGLRenderer.loadShader(GLES20.GL_VERTEX_SHADER, vertexShaderCode);
int fragmentShader = MyGLRenderer.loadShader(GLES20.GL_FRAGMENT_SHADER, fragmentShaderCode);
mProgram = GLES20.glCreateProgram(); // create empty OpenGL Program
GLES20.glAttachShader(mProgram, vertexShader); // add the vertex shader to program
GLES20.glAttachShader(mProgram, fragmentShader); // add the fragment shader to program
GLES20.glLinkProgram(mProgram); // create OpenGL program executables
}
public static int loadShader(int type, String shaderCode) {
// create a vertex shader type (GLES20.GL_VERTEX_SHADER)
// or a fragment shader type (GLES20.GL_FRAGMENT_SHADER)
int shader = GLES20.glCreateShader(type);
// add the source code to the shader and compile it
GLES20.glShaderSource(shader, shaderCode);
GLES20.glCompileShader(shader);
// Get the compilation status.
final int[] compileStatus = new int[1];
GLES20.glGetShaderiv(shader, GLES20.GL_COMPILE_STATUS, compileStatus, 0);
// If the compilation failed, delete the shader.
if (compileStatus[0] == 0) {
GLES20.glDeleteShader(shader);
shader = 0;
}
if (shader == 0) {
throw new RuntimeException("Error creating shader.");
}
return shader;
}
public void draw(float[] mvpMatrix) {
// Add program to OpenGL environment
GLES20.glUseProgram(mProgram);
// get handle to vertex shader's vPosition member
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
// Enable a handle to the triangle vertices
GLES20.glEnableVertexAttribArray(mPositionHandle);
// Prepare the triangle coordinate data
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
// get handle to fragment shader's vColor member
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
// Set color for drawing the triangle
GLES20.glUniform4fv(mColorHandle, 1, color, 0);
// get handle to shape's transformation matrix
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
MyGLRenderer.checkGlError("glGetUniformLocation");
// Apply the projection and view transformation
GLES20.glUniformMatrix4fv(mMVPMatrixHandle, 1, false, mvpMatrix, 0);
MyGLRenderer.checkGlError("glUniformMatrix4fv");
// Draw the square
GLES20.glDrawElements(
GLES20.GL_TRIANGLES, drawOrder.length, GLES20.GL_UNSIGNED_SHORT, drawListBuffer);
// Disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
}
public void onInit() {
mGLProgId = OpenGlUtils.loadProgram(mVertexShader, mFragmentShader);
mGLAttribPosition = GLES20.glGetAttribLocation(mGLProgId, "position");
mGLUniformTexture = GLES20.glGetUniformLocation(mGLProgId, "inputImageTexture");
mGLAttribTextureCoordinate = GLES20.glGetAttribLocation(mGLProgId, "inputTextureCoordinate");
mIsInitialized = true;
}
protected void onInit() {
super.onInit();
mToneCurveTextureUniformLocation = GLES20.glGetUniformLocation(mGLProgId, "curve");
mMaskGrey1UniformLocation = GLES20.glGetUniformLocation(getProgram(), "grey1Frame");
mMaskGrey2UniformLocation = GLES20.glGetUniformLocation(getProgram(), "grey2Frame");
mMaskGrey3UniformLocation = GLES20.glGetUniformLocation(getProgram(), "grey3Frame");
}
protected void onDrawArraysPre() {
if (mToneCurveTexture[0] != -1) {
GLES20.glActiveTexture(GLES20.GL_TEXTURE3);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, mToneCurveTexture[0]);
GLES20.glUniform1i(mToneCurveTextureUniformLocation, 3);
}
}
@SuppressLint("NewApi")
@Override
public void onSurfaceCreated(GL10 unused, EGLConfig config) {
Logging.d(TAG, "VideoRendererGui.onSurfaceCreated");
// Store render EGL context.
if (CURRENT_SDK_VERSION >= EGL14_SDK_VERSION) {
synchronized (VideoRendererGui.class) {
eglContext = EGL14.eglGetCurrentContext();
Logging.d(TAG, "VideoRendererGui EGL Context: " + eglContext);
}
}
synchronized (yuvImageRenderers) {
// Create drawer for YUV/OES frames.
drawer = new GlRectDrawer();
// Create textures for all images.
for (YuvImageRenderer yuvImageRenderer : yuvImageRenderers) {
yuvImageRenderer.createTextures();
}
onSurfaceCreatedCalled = true;
}
GlUtil.checkNoGLES2Error("onSurfaceCreated done");
GLES20.glPixelStorei(GLES20.GL_UNPACK_ALIGNMENT, 1);
GLES20.glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
// Fire EGL context ready event.
synchronized (VideoRendererGui.class) {
if (eglContextReady != null) {
eglContextReady.run();
}
}
}
