public void onSurfaceCreated(GL10 unused, EGLConfig config) {
// Set the background frame color
GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
GLES20.glDisable(GLES20.GL_DITHER);
GLES20.glDisable(GL10.GL_LIGHTING);
GLES20.glDisable(GLES20.GL_DEPTH_TEST);
GLES20.glEnable(GLES20.GL_TEXTURE_2D);
GLES20.glEnable(GL10.GL_BLEND);
GLES20.glBlendFunc(GL10.GL_SRC_ALPHA, GL10.GL_ONE_MINUS_SRC_ALPHA);
inirBuffers();
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); // creates OpenGL program executables
// get handle to the vertex shader's vPosition member
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
maTexCoordsHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoords");
mSampleHandle = GLES20.glGetUniformLocation(mProgram, "u_Texture");
// mSampleHandle2 = GLES20.glGetUniformLocation(mProgram, "u_Texture2");
mOpacityHandle = GLES20.glGetUniformLocation(mProgram, "u_Opacity");
}
void renderFrame(float fDeltaTime) {
GLES20.glUseProgram(m_DefaultProgram);
int posHandle = GLES20.glGetAttribLocation(m_DefaultProgram, "vPosition");
int uvHandle = GLES20.glGetAttribLocation(m_DefaultProgram, "vUV");
int textureHandle = GLES20.glGetUniformLocation(m_DefaultProgram, "texture");
int laserColorHandle = GLES20.glGetUniformLocation(m_DefaultProgram, "colLaser");
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glUniform1i(textureHandle, 0);
for (GameObject go : gameActivity.gameObjects) {
go.render(fDeltaTime, posHandle, uvHandle, laserColorHandle);
}
GLES20.glDisableVertexAttribArray(posHandle);
GLES20.glDisableVertexAttribArray(uvHandle);
ArrayList<PointF> laserSegments = new ArrayList<PointF>();
ArrayList<Float> laserLengths = new ArrayList<>();
ArrayList<ColorF> laserColors = new ArrayList<ColorF>();
gameActivity.computeLasers(laserSegments, laserLengths, laserColors);
laserRenderer.setLasers(laserSegments, laserLengths, laserColors);
laserRenderer.render(fDeltaTime);
}
@Override
public void onSurfaceCreated(GL10 unused, EGLConfig config) {
int program = GLES20.glCreateProgram();
addShaderTo(GLES20.GL_VERTEX_SHADER, VERTEX_SHADER_STRING, program);
addShaderTo(GLES20.GL_FRAGMENT_SHADER, FRAGMENT_SHADER_STRING, program);
GLES20.glLinkProgram(program);
int[] result = new int[] {GLES20.GL_FALSE};
result[0] = GLES20.GL_FALSE;
GLES20.glGetProgramiv(program, GLES20.GL_LINK_STATUS, result, 0);
abortUnless(result[0] == GLES20.GL_TRUE, GLES20.glGetProgramInfoLog(program));
GLES20.glUseProgram(program);
GLES20.glUniform1i(GLES20.glGetUniformLocation(program, "y_tex"), 0);
GLES20.glUniform1i(GLES20.glGetUniformLocation(program, "u_tex"), 1);
GLES20.glUniform1i(GLES20.glGetUniformLocation(program, "v_tex"), 2);
// Actually set in drawRectangle(), but queried only once here.
posLocation = GLES20.glGetAttribLocation(program, "in_pos");
int tcLocation = GLES20.glGetAttribLocation(program, "in_tc");
GLES20.glEnableVertexAttribArray(tcLocation);
GLES20.glVertexAttribPointer(tcLocation, 2, GLES20.GL_FLOAT, false, 0, textureCoords);
GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
checkNoGLES2Error();
}
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;
}
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);
}
// 初始化着色器的intShader方法
public void initShader(int mProgram) {
this.mProgram = mProgram;
// 获取程序中顶点位置属性引用id
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 获取程序中顶点纹理坐标属性引用id
maTexCoorHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoor");
// 获取程序中总变换矩阵引用id
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
// 获取位置、旋转变换矩阵引用id
muMMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMMatrix");
// 获取程序中顶点法向量属性引用id
maNormalHandle = GLES20.glGetAttribLocation(mProgram, "aNormal");
// 获取程序中光源位置引用id
maLightLocationHandle = GLES20.glGetUniformLocation(mProgram, "uLightLocation");
// 获取程序中摄像机位置引用id
maCameraHandle = GLES20.glGetUniformLocation(mProgram, "uCamera");
// 获取程序中是否绘制阴影属性引用id
muIsShadow = GLES20.glGetUniformLocation(mProgram, "uisShadow");
muIsShadowFrag = GLES20.glGetUniformLocation(mProgram, "uisShadowFrag");
// 获取是否绘制篮板上阴影属性应用ID
muIsLanBanShdow = GLES20.glGetUniformLocation(mProgram, "uisLanbanFrag");
// 获取程序中摄像机矩阵引用id
muCameraMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMCameraMatrix");
// 获取程序中投影矩阵引用id
muProjMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMProjMatrix");
// 获取桌球纹理属性引用id
muBallTexHandle = GLES20.glGetUniformLocation(mProgram, "usTextureBall");
// 获取程序中平面法向量引用id;
muPlaneN = GLES20.glGetUniformLocation(mProgram, "uplaneN");
// 获取程序中平面上的点的引用的Id
muPlaneV = GLES20.glGetUniformLocation(mProgram, "uplaneA");
}
/**
* Draws a frame for an eye. The transformation for that eye (from the camera) is passed in as a
* parameter.
*
* @param transform The transformations to apply to render this eye.
*/
@Override
public void onDrawEye(EyeTransform transform) {
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
GLES20.glUseProgram(mProgram);
GLES20.glActiveTexture(GL_TEXTURE_EXTERNAL_OES);
GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture);
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "position");
GLES20.glEnableVertexAttribArray(mPositionHandle);
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
mTextureCoordHandle = GLES20.glGetAttribLocation(mProgram, "inputTextureCoordinate");
GLES20.glEnableVertexAttribArray(mTextureCoordHandle);
GLES20.glVertexAttribPointer(
mTextureCoordHandle,
COORDS_PER_VERTEX,
GLES20.GL_FLOAT,
false,
vertexStride,
textureVerticesBuffer);
GLES20.glDrawElements(
GLES20.GL_TRIANGLES, drawOrder.length, GLES20.GL_UNSIGNED_SHORT, drawListBuffer);
// Disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
GLES20.glDisableVertexAttribArray(mTextureCoordHandle);
Matrix.multiplyMM(mView, 0, transform.getEyeView(), 0, mCamera, 0);
}
/** Constructor this should be called in GL context */
public GLDrawer2D() {
pVertex =
ByteBuffer.allocateDirect(VERTEX_SZ * FLOAT_SZ)
.order(ByteOrder.nativeOrder())
.asFloatBuffer();
pVertex.put(VERTICES);
pVertex.flip();
pTexCoord =
ByteBuffer.allocateDirect(VERTEX_SZ * FLOAT_SZ)
.order(ByteOrder.nativeOrder())
.asFloatBuffer();
pTexCoord.put(TEXCOORD);
pTexCoord.flip();
hProgram = loadShader(vss, fss);
GLES20.glUseProgram(hProgram);
maPositionLoc = GLES20.glGetAttribLocation(hProgram, "aPosition");
maTextureCoordLoc = GLES20.glGetAttribLocation(hProgram, "aTextureCoord");
muMVPMatrixLoc = GLES20.glGetUniformLocation(hProgram, "uMVPMatrix");
muTexMatrixLoc = GLES20.glGetUniformLocation(hProgram, "uTexMatrix");
Matrix.setIdentityM(mMvpMatrix, 0);
GLES20.glUniformMatrix4fv(muMVPMatrixLoc, 1, false, mMvpMatrix, 0);
GLES20.glUniformMatrix4fv(muTexMatrixLoc, 1, false, mMvpMatrix, 0);
GLES20.glVertexAttribPointer(maPositionLoc, 2, GLES20.GL_FLOAT, false, VERTEX_SZ, pVertex);
GLES20.glVertexAttribPointer(
maTextureCoordLoc, 2, GLES20.GL_FLOAT, false, VERTEX_SZ, pTexCoord);
GLES20.glEnableVertexAttribArray(maPositionLoc);
GLES20.glEnableVertexAttribArray(maTextureCoordLoc);
}
public void draw(final int mShader) {
// Bind Texture VBO
GLES20.glBindBuffer(GLES20.GL_ARRAY_BUFFER, getTexVBO());
// Pass in texture map position
mTexVertBuffer.position(0);
final int mTextureCoordinateHandle = GLES20.glGetAttribLocation(mShader, "a_TexCoord");
GLES20.glVertexAttribPointer(
mTextureCoordinateHandle, mPositionDataSize, GLES20.GL_FLOAT, false, 0, 0);
GLES20.glEnableVertexAttribArray(mTextureCoordinateHandle);
// Bind VBO
GLES20.glBindBuffer(GLES20.GL_ARRAY_BUFFER, getPlaneVBO());
// Pass in the position information
mPlaneVertBuffer.position(0);
final int mPositionHandle = GLES20.glGetAttribLocation(mShader, "a_Position");
GLES20.glVertexAttribPointer(mPositionHandle, mPositionDataSize, GLES20.GL_FLOAT, false, 0, 0);
GLES20.glEnableVertexAttribArray(mPositionHandle);
// Pass in the color information
final int mColorHandle = GLES20.glGetUniformLocation(mShader, "u_Color");
GLES20.glUniform4f(mColorHandle, 0, 1, 1, 1);
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, indexCount);
// Unbind buffers
GLES20.glBindBuffer(GLES20.GL_ARRAY_BUFFER, 0);
GLES20.glBindBuffer(GLES20.GL_ELEMENT_ARRAY_BUFFER, 0);
}
@Override
public void onDrawFrame(GL10 gl) {
super.onDrawFrame(gl);
// GL Draw code onwards
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
// Do a complete rotation every 10 seconds.
long time = SystemClock.uptimeMillis() % 10000L;
float angleInDegrees = (360.0f / 10000.0f) * ((int) time);
// Set our per-vertex lighting program.
GLES20.glUseProgram(mProgramHandle);
// Set program handles for cube drawing.
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_MVPMatrix");
mMVMatrixHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_MVMatrix");
mLightPosHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_LightPos");
mTextureUniformHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_Texture");
mPositionHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_Position");
mColorHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_Color");
mNormalHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_Normal");
mTextureCoordinateHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_TexCoordinate");
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, getGLSurfaceTexture());
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glUniform1i(mTextureUniformHandle, 0);
// GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, 0);
// GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, glSurfaceTex);
// GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
// // Set the active texture unit to texture unit 0.
// GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
//
// // Bind the texture to this unit.
// GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, glSurfaceTex);
// Tell the texture uniform sampler to use this texture in the shader by binding to texture unit
// 0.
// GLES20.glUniform1i(mTextureUniformHandle, 0);
// Calculate position of the light. Rotate and then push into the distance.
Matrix.setIdentityM(mLightModelMatrix, 0);
Matrix.translateM(mLightModelMatrix, 0, 0.0f, 0.0f, -4.0f);
Matrix.rotateM(mLightModelMatrix, 0, angleInDegrees, 0.0f, 1.0f, 0.0f);
Matrix.translateM(mLightModelMatrix, 0, 0.0f, 0.0f, 2.0f);
Matrix.multiplyMV(mLightPosInWorldSpace, 0, mLightModelMatrix, 0, mLightPosInModelSpace, 0);
Matrix.multiplyMV(mLightPosInEyeSpace, 0, mViewMatrix, 0, mLightPosInWorldSpace, 0);
Matrix.setIdentityM(mModelMatrix, 0);
Matrix.translateM(mModelMatrix, 0, 0.0f, 0.0f, -3.3f);
Matrix.rotateM(mModelMatrix, 0, angleInDegrees, 1.0f, 1.0f, 0.0f);
drawCube();
// Draw a point to indicate the light.
GLES20.glUseProgram(mPointProgramHandle);
drawLight();
}
// 初始化着色器程序的initShader方法
public void initShader(int programId) {
mProgram = programId;
// 获得顶点坐标数据的引用
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 顶点纹理坐标的引用id
maTexCoorHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoor");
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
}
public void draw() {
// 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 scene vertices
GLES20.glEnableVertexAttribArray(mPositionHandle);
// Prepare the scene coordinate data
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, VERTEX_STRIDE, vertexBuffer);
// get handle to fragment shader's vColor member
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
// Set colorVertices for drawing the scene
GLES20.glUniform4fv(mColorHandle, 1, colorVertices, 0);
// Get handle to shape's transformation matrix
int mtrxhandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
// Apply the projection and view transformation
GLES20.glUniformMatrix4fv(mtrxhandle, 1, false, pointsRenderer.mtrxProjectionAndView, 0);
// Draw the scene
GLES20.glDrawArrays(GLES20.GL_POINTS, 0, vertexCount);
// Disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
if (drawLines) {
GLES20.glUseProgram(mLinesProgram);
mLinesPositionHandle = GLES20.glGetAttribLocation(mLinesProgram, "vPosition");
GLES20.glEnableVertexAttribArray(mLinesPositionHandle);
// Prevent null pointer race condition
if (linesVertexBuffer != null) {
GLES20.glVertexAttribPointer(
mLinesPositionHandle,
COORDS_PER_VERTEX,
GLES20.GL_FLOAT,
false,
VERTEX_STRIDE,
linesVertexBuffer);
mLinesColorHandle = GLES20.glGetUniformLocation(mLinesProgram, "vColor");
GLES20.glUniform4fv(mLinesColorHandle, 1, colorLines, 0);
int mtrxLineshandle = GLES20.glGetUniformLocation(mLinesProgram, "uMVPMatrix");
GLES20.glUniformMatrix4fv(
mtrxLineshandle, 1, false, pointsRenderer.mtrxProjectionAndView, 0);
// GLES20.glDrawArrays(GLES20.GL_LINE_STRIP, 0, linesVertexCount);
// GLES20.glDrawArrays(GLES20.GL_LINES, 0, linesVertexCount);
// GLES20.glDrawArrays(GLES20.GL_LINE_LOOP, 0, linesVertexCount);
// GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, linesVertexCount);
GLES20.glDrawArrays(renderMethod, 0, linesVertexCount);
GLES20.glDisableVertexAttribArray(mLinesPositionHandle);
}
}
}
@Override
public void onDrawEye(Eye eyeTransform) {
GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT | GLES20.GL_DEPTH_BUFFER_BIT);
checkGLError("colorParam");
GLES20.glUseProgram(mProgram);
GLES20.glDrawElements(
GLES20.GL_TRIANGLES, drawOrder.length, GLES20.GL_UNSIGNED_SHORT, drawListBuffer);
checkGLError("befor activeTex");
GLES20.glActiveTexture(GLES20.GL_TEXTURE1);
checkGLError("after activeTex");
GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture);
checkGLError("bind Text");
checkGLError("mPostionHandle");
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "position");
GLES20.glEnableVertexAttribArray(mPositionHandle);
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
checkGLError("mTexture Handle");
mTextureCoordHandle = GLES20.glGetAttribLocation(mProgram, "inputTextureCoordinate");
GLES20.glEnableVertexAttribArray(mTextureCoordHandle);
GLES20.glVertexAttribPointer(
mTextureCoordHandle,
COORDS_PER_VERTEX,
GLES20.GL_FLOAT,
false,
vertexStride,
textureVerticesBuffer);
checkGLError("after mTexture Handle");
mColorHandle = GLES20.glGetAttribLocation(mProgram, "s_texture");
checkGLError("mColor Handel");
GLES20.glDrawElements(
GLES20.GL_TRIANGLES, drawOrder.length, GLES20.GL_UNSIGNED_SHORT, drawListBuffer);
checkGLError("Disable");
GLES20.glDisableVertexAttribArray(mPositionHandle);
GLES20.glDisableVertexAttribArray(mTextureCoordHandle);
checkGLError("before Cube 2");
Matrix.multiplyMM(mView, 0, eyeTransform.getEyeView(), 0, mCamera, 0);
Matrix.multiplyMV(lightPosInEyeSpace, 0, mView, 0, LIGHT_POS_IN_WORLD_SPACE, 0);
checkGLError("before Cube");
float[] perspective = eyeTransform.getPerspective(Z_NEAR, Z_FAR);
Matrix.multiplyMM(modelView, 0, mView, 0, mModelCube, 0);
Matrix.multiplyMM(modelViewProjection, 0, perspective, 0, modelView, 0);
drawCube();
}
SimpleShader() {
program = loadProgram(vertexShader, fragmentShader);
uMVMatrixHandle = GLES20.glGetUniformLocation(program, "mvMatrix");
if (uMVMatrixHandle == 0) Log.d("WEEE", "" + uMVMatrixHandle);
uPMatrixHandle = GLES20.glGetUniformLocation(program, "pMatrix");
if (uPMatrixHandle == 0) Log.d("WEEE", "" + uPMatrixHandle);
aVertexHandle = GLES20.glGetAttribLocation(program, "vertex");
if (aVertexHandle == 0) Log.d("WEEE", "" + aVertexHandle);
aNormalHandle = GLES20.glGetAttribLocation(program, "normal");
if (aNormalHandle == 0) Log.d("WEEE", "" + aNormalHandle);
}
public void initShader(MySurfaceView mv) {
// 加载顶点着色器的脚本内容
mVertexShader = ShaderUtil.loadFromAssetsFile("vertex_tex.sh", mv.getResources());
// 加载片元着色器的脚本内容
mFragmentShader = ShaderUtil.loadFromAssetsFile("frag_tex.sh", mv.getResources());
// 基于顶点着色器与片元着色器创建程序
mProgram = ShaderUtil.createProgram(mVertexShader, mFragmentShader);
// 获取程序中顶点位置属性引用
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 获取程序中顶点纹理坐标属性引用
maTexCoorHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoor");
// 获取程序中总变换矩阵id
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
}
/**
* Encapsulates the OpenGL ES instructions for drawing this shape.
*
* @param mvpMatrix - The Model View Project matrix in which to draw this shape.
*/
public void draw(float[] mvpMatrix, int eye) {
// Add program to OpenGL environment
GLES20.glUseProgram(mProgram);
// get handle to vertex shader's vPosition member
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
mUVCoordsHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoord");
mSamplerUniformHandle = GLES20.glGetUniformLocation(mProgram, "sTexture");
// Enable a handle to the triangle vertices
GLES20.glEnableVertexAttribArray(mPositionHandle);
GLES20.glEnableVertexAttribArray(mUVCoordsHandle);
// Prepare the triangle coordinate data
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
GLES20.glVertexAttribPointer(mUVCoordsHandle, 2, GLES20.GL_FLOAT, true, 2 * 4, uvBuffer);
int index = 0;
int textureUnit = 0;
if (eye == Eye.Type.LEFT) {
index = 0;
} else {
index = 1;
}
textureUnit = GLES20.GL_TEXTURE0 + index;
GLES20.glActiveTexture(textureUnit);
GLES20.glUniform1i(mSamplerUniformHandle, index);
// 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);
GLES20.glDisableVertexAttribArray(mUVCoordsHandle);
}
/**
* Encapsulates the OpenGL ES instructions for drawing this shape.
*
* @param mvpMatrix - The Model View Project matrix in which to draw this shape.
*/
public void draw(float[] mvpMatrix, boolean changeColor) {
if (mProgram != 0) {
// 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);
// Get handle to fragment shader's vColor member
mColor = GLES20.glGetAttribLocation(mProgram, "vColor");
// Enable a handle to the color vertices
GLES20.glEnableVertexAttribArray(mColor);
// Get handle to shape's transformation matrix
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation");
// Apply the projection and view transformation
GLES20.glUniformMatrix4fv(mMVPMatrixHandle, 1, false, mvpMatrix, 0);
checkGlError("glUniformMatrix4fv");
// Prepare the coordinate data
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, VERTEX_STRIDE, mVertexBuffer);
// Prepare the color data
if (changeColor) {
GLES20.glVertexAttribPointer(
mColor, COORDS_PER_COLORS, GLES20.GL_FLOAT, false, COLORS_STRIDE, mColor2Buffer);
} else {
GLES20.glVertexAttribPointer(
mColor, COORDS_PER_COLORS, GLES20.GL_FLOAT, false, COLORS_STRIDE, mColor1Buffer);
}
// Draw the shape
GLES20.glDrawElements(
GLES20.GL_TRIANGLES, INDICES.length, GLES20.GL_UNSIGNED_SHORT, mIndexBuffer);
// Disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
// Disable color array
GLES20.glDisableVertexAttribArray(mColor);
}
}
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 draw() {
GLES20.glUseProgram(shaderProgram);
int muMVPMat = GLES20.glGetUniformLocation(shaderProgram, "uMVPMatrix");
GLESUtils.checkGlError("glGetUniformLocation");
GLES20.glUniformMatrix4fv(muMVPMat, 1, false, scene.modelViewProjectionMatrix(), 0);
GLESUtils.checkGlError("glUniformMatrix4fv");
int mPositionH = vertexAttribArrayf("vPosition", CpV, cStride, posBuffer);
GLESUtils.checkGlError("vPosition");
int normalH = vertexAttribArrayf("vNormal", CpV, cStride, normalBuffer);
GLESUtils.checkGlError("vNormal");
int mColorH = GLES20.glGetAttribLocation(shaderProgram, "vColor");
GLES20.glVertexAttrib4f(mColorH, c[0], c[1], c[2], c[3]);
GLESUtils.checkGlError("vColor");
int phaseH = vertexAttribArrayf("vPhase", 1, NumVerts, phaseBuffer);
GLESUtils.checkGlError("vPhase");
int gTime = GLES20.glGetUniformLocation(shaderProgram, "iGlobalTime");
GLES20.glUniform1f(gTime, (float) (SystemClock.uptimeMillis() / 1000.0));
GLESUtils.checkGlError("iGlobalTime");
GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, 0, oBufferLength);
GLES20.glDisableVertexAttribArray(mPositionH);
GLES20.glDisableVertexAttribArray(normalH);
GLES20.glDisableVertexAttribArray(mColorH);
GLES20.glDisableVertexAttribArray(phaseH);
}
public void draw() {
// Add program to OpenGLES 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, mVertexStride, mVertexBuffer);
// get handle to fragment shader's vColor member
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
// set color for drawing the triangle
GLES20.glUniform4fv(mColorHandle, 1, mColor, 0);
// draw the triangle
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, mVertexCount);
// disable vertex array
GLES20.glDisableVertexAttribArray(mPositionHandle);
}
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 Desktop(Display display) {
mDisplay = display;
mVertexShaderHandle = ShaderHelper.compileShader(GLES20.GL_VERTEX_SHADER, VERTEX_SHADER);
mFragmentShaderHandle = ShaderHelper.compileShader(GLES20.GL_FRAGMENT_SHADER, FRAGMENT_SHADER);
mProgramHandle =
ShaderHelper.createAndLinkProgram(
mVertexShaderHandle,
mFragmentShaderHandle,
new String[] {"a_Position", "a_TexCoordinate", "u_CombinedMatrix", "u_Texture"});
mCombinedMatrixHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_CombinedMatrix");
mTextureUniformHandle = GLES20.glGetUniformLocation(mProgramHandle, "u_Texture");
mPositionHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_Position");
mTransparentHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_transparency");
mTextureCoordinateHandle = GLES20.glGetAttribLocation(mProgramHandle, "a_TexCoordinate");
mTextureDataHandle = TextureHelper.createTextureHandle();
}
public void draw() {
// 将program加入OpenGL ES环境中
GLES20.glUseProgram(mProgram);
// 获取指向vertex shader的成员vPosition的 handle
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
// 启用一个指向三角形的顶点数组的handle
GLES20.glEnableVertexAttribArray(mPositionHandle);
// 准备三角形的坐标数据
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
// 获取指向fragment shader的成员vColor的handle
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
// 设置三角形的颜色
GLES20.glUniform4fv(mColorHandle, 1, color, 0);
// 画三角形
GLES20.glDrawArrays(GLES20.GL_TRIANGLES, 0, vertexCount);
// 禁用指向三角形的顶点数组
GLES20.glDisableVertexAttribArray(mPositionHandle);
}
public static void initGl() {
// Initialize shaders and create/link program
int vertexShaderHandle = GLUtil.loadShader(GLES20.GL_VERTEX_SHADER, VERTEX_SHADER_CODE);
int fragShaderHandle = GLUtil.loadShader(GLES20.GL_FRAGMENT_SHADER, FRAGMENT_SHADER_CODE);
sProgramHandle = GLUtil.createAndLinkProgram(vertexShaderHandle, fragShaderHandle, null);
sAttribPositionHandle = GLES20.glGetAttribLocation(sProgramHandle, "aPosition");
sAttribTextureCoordsHandle = GLES20.glGetAttribLocation(sProgramHandle, "aTexCoords");
sUniformMVPMatrixHandle = GLES20.glGetUniformLocation(sProgramHandle, "uMVPMatrix");
sUniformTextureHandle = GLES20.glGetUniformLocation(sProgramHandle, "uTexture");
sUniformAlphaHandle = GLES20.glGetUniformLocation(sProgramHandle, "uAlpha");
// Compute max texture size
int[] maxTextureSize = new int[1];
GLES20.glGetIntegerv(GLES20.GL_MAX_TEXTURE_SIZE, maxTextureSize, 0);
sMaxTextureSize = maxTextureSize[0];
}
// Function for initializing the renderer.
private void initRendering() {
mTeapot = new Teapot();
mTextPlane = new TextPlane();
mRenderer = Renderer.getInstance();
GLES20.glClearColor(0.0f, 0.0f, 0.0f, Vuforia.requiresAlpha() ? 0.0f : 1.0f);
for (Texture t : mTextures) {
GLES20.glGenTextures(1, t.mTextureID, 0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, t.mTextureID[0]);
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.glTexImage2D(
GLES20.GL_TEXTURE_2D,
0,
GLES20.GL_RGBA,
t.mWidth,
t.mHeight,
0,
GLES20.GL_RGBA,
GLES20.GL_UNSIGNED_BYTE,
t.mData);
}
shaderProgramID =
SampleUtils.createProgramFromShaderSrc(
CubeShaders.CUBE_MESH_VERTEX_SHADER, CubeShaders.CUBE_MESH_FRAGMENT_SHADER);
vertexHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexPosition");
normalHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexNormal");
textureCoordHandle = GLES20.glGetAttribLocation(shaderProgramID, "vertexTexCoord");
mvpMatrixHandle = GLES20.glGetUniformLocation(shaderProgramID, "modelViewProjectionMatrix");
texSampler2DHandle = GLES20.glGetUniformLocation(shaderProgramID, "texSampler2D");
try {
mBuildingsModel = new SampleApplication3DModel();
mBuildingsModel.loadModel(mActivity.getResources().getAssets(), "ImageTargets/Buildings.txt");
} catch (IOException e) {
Log.e(LOGTAG, "Unable to load buildings");
}
// Hide the Loading Dialog
mActivity.loadingDialogHandler.sendEmptyMessage(LoadingDialogHandler.HIDE_LOADING_DIALOG);
}
public void Draw(float[] viewProjectionMatrix, int textureName) {
GLES20.glUseProgram(shaderProgram);
// set position
int aPosition = GLES20.glGetAttribLocation(shaderProgram, "aPosition");
GLES20.glEnableVertexAttribArray(aPosition);
GLES20.glVertexAttribPointer(aPosition, 3, GLES20.GL_FLOAT, false, 0, vertexBuffer);
// set textcoord
int aTexcoord = GLES20.glGetAttribLocation(shaderProgram, "aTexcoord");
GLES20.glEnableVertexAttribArray(aTexcoord);
GLES20.glVertexAttribPointer(aTexcoord, 2, GLES20.GL_FLOAT, false, 0, textureCoordinatesBuffer);
// set matrix Projection * View * Rotation * world
Matrix.multiplyMM(worldViewProjectionMatrix, 0, viewProjectionMatrix, 0, worldMatrix, 0);
int mat4x4 = GLES20.glGetUniformLocation(shaderProgram, "matrix");
GLES20.glUniformMatrix4fv(mat4x4, 1, false, worldViewProjectionMatrix, 0);
int uTemp = GLES20.glGetUniformLocation(shaderProgram, "uTemp");
if (textureName != 0) {
GLES20.glUniform1f(uTemp, 1.0f);
int uTexture = GLES20.glGetUniformLocation(shaderProgram, "uTexture");
GLES20.glActiveTexture(GLES20.GL_TEXTURE0);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, textureName);
GLES20.glUniform1i(uTexture, 0);
int uTexture2 = GLES20.glGetUniformLocation(shaderProgram, "uTexture2");
GLES20.glActiveTexture(GLES20.GL_TEXTURE1);
GLES20.glBindTexture(GLES20.GL_TEXTURE_2D, texture.getName());
GLES20.glUniform1i(uTexture2, 1);
} else GLES20.glUniform1f(uTemp, 0.0f);
// Draw Cube
GLES20.glDrawElements(
GLES20.GL_TRIANGLE_STRIP, index.length, GLES20.GL_UNSIGNED_SHORT, indexBuffer);
// Disable attribute
GLES20.glDisableVertexAttribArray(aPosition);
GLES20.glDisableVertexAttribArray(aTexcoord);
}
// 初始化shader
public void intShader(MySurfaceView mv) {
// 加载顶点着色器的脚本内容
mVertexShader = ShaderUtil.loadFromAssetsFile("vertex_color.sh", mv.getResources());
ShaderUtil.checkGlError("==ss==");
// 加载片元着色器的脚本内容
mFragmentShader = ShaderUtil.loadFromAssetsFile("frag_color.sh", mv.getResources());
// 基于顶点着色器与片元着色器创建程序
ShaderUtil.checkGlError("==ss==");
mProgram = ShaderUtil.createProgram(mVertexShader, mFragmentShader);
// 获取程序中顶点位置属性引用id
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 获取程序中总变换矩阵引用id
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
muMMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMMatrix");
// 获取程序中顶点法向量属性引用
maNormalHandle = GLES20.glGetAttribLocation(mProgram, "aNormal");
// 获取程序中光源位置引用
maLightLocationHandle = GLES20.glGetUniformLocation(mProgram, "uLightLocation");
// 获取程序中摄像机位置引用
maCameraHandle = GLES20.glGetUniformLocation(mProgram, "uCamera");
}
/** Initializes GL state. Call this after the EGL surface has been created and made current. */
public void surfaceCreated() {
mProgram = createProgram(VERTEX_SHADER, FRAGMENT_SHADER);
if (mProgram == 0) {
throw new RuntimeException("failed creating program");
}
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
checkGlError("glGetAttribLocation aPosition");
if (maPositionHandle == -1) {
throw new RuntimeException("Could not get attrib location for aPosition");
}
maTextureHandle = GLES20.glGetAttribLocation(mProgram, "aTextureCoord");
checkGlError("glGetAttribLocation aTextureCoord");
if (maTextureHandle == -1) {
throw new RuntimeException("Could not get attrib location for aTextureCoord");
}
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation uMVPMatrix");
if (muMVPMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uMVPMatrix");
}
muSTMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uSTMatrix");
checkGlError("glGetUniformLocation uSTMatrix");
if (muSTMatrixHandle == -1) {
throw new RuntimeException("Could not get attrib location for uSTMatrix");
}
int[] textures = new int[1];
GLES20.glGenTextures(1, textures, 0);
mTextureID = textures[0];
GLES20.glBindTexture(GLES11Ext.GL_TEXTURE_EXTERNAL_OES, mTextureID);
checkGlError("glBindTexture mTextureID");
GLES20.glTexParameterf(
GLES11Ext.GL_TEXTURE_EXTERNAL_OES, GLES20.GL_TEXTURE_MIN_FILTER, GLES20.GL_NEAREST);
GLES20.glTexParameterf(
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);
checkGlError("glTexParameter");
}
public Points() {
mRGB[0] = 0.8f;
mRGB[1] = 0.2f;
mRGB[2] = 0.2f;
// prepare shaders and OpenGL program
int vertexShader = ShaderHelper.loadShader(GLES20.GL_VERTEX_SHADER, vertexShaderCode);
int fragmentShader = ShaderHelper.loadShader(GLES20.GL_FRAGMENT_SHADER, fragmentShaderCode);
mProgram = ShaderHelper.createAndLinkProgram(vertexShader, fragmentShader);
mPosition = GLES20.glGetAttribLocation(mProgram, "vPosition");
mColor = GLES20.glGetAttribLocation(mProgram, "vColor");
mMVPMatrix = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
initSomePoints();
loadVBO();
mMediumPointThread = new MediumPoint();
mMediumPointThread.start();
enable();
Log.d(TAG, "Rendered points = " + totalPoints);
}
// 自定义初始化着色器的initShader方法
public void initShader(MySurfaceView mv) {
// 加载顶点着色器的脚本内容
mVertexShader = ShaderUtil.loadFromAssetsFile("vertex_tex_light.sh", mv.getResources());
// 加载片元着色器的脚本内容
mFragmentShader = ShaderUtil.loadFromAssetsFile("frag_tex_light.sh", mv.getResources());
// 基于顶点着色器与片元着色器创建程序
mProgram = createProgram(mVertexShader, mFragmentShader);
// 获取程序中顶点位置属性引用id
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 获取程序中顶点纹理坐标属性引用id
maTexCoorHandle = GLES20.glGetAttribLocation(mProgram, "aTexCoor");
// 获取程序中总变换矩阵引用id
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
// 获取程序中顶点法向量属性引用id
maNormalHandle = GLES20.glGetAttribLocation(mProgram, "aNormal");
// 获取程序中摄像机位置引用id
maCameraHandle = GLES20.glGetUniformLocation(mProgram, "uCamera");
// 获取程序中光源位置引用id
maLightLocationHandle = GLES20.glGetUniformLocation(mProgram, "uLightLocation");
// 获取位置、旋转变换矩阵引用id
muMMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMMatrix");
}
