@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 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);
}
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);
}
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);
}
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);
}
/** 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(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 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");
}
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");
}
@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();
}
@Override
public void onInit() {
super.onInit();
mScaleLocation = GLES20.glGetUniformLocation(getProgram(), "scale");
mRadiusLocation = GLES20.glGetUniformLocation(getProgram(), "radius");
mCenterLocation = GLES20.glGetUniformLocation(getProgram(), "center");
mAspectRatioLocation = GLES20.glGetUniformLocation(getProgram(), "aspectRatio");
}
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);
}
}
}
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);
}
/**
* we override {@link #setUniformsAndAttribs()} and make sure to call the super so we can add our
* own uniforms to our shaders here. CameraRenderer handles the rest for us automatically
*/
@Override
protected void setUniformsAndAttribs() {
super.setUniformsAndAttribs();
int offsetRLoc = GLES20.glGetUniformLocation(mCameraShaderProgram, "offsetR");
int offsetGLoc = GLES20.glGetUniformLocation(mCameraShaderProgram, "offsetG");
int offsetBLoc = GLES20.glGetUniformLocation(mCameraShaderProgram, "offsetB");
GLES20.glUniform1f(offsetRLoc, offsetR);
GLES20.glUniform1f(offsetGLoc, offsetG);
GLES20.glUniform1f(offsetBLoc, offsetB);
}
/**
* 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);
}
/*
* Draw function - called for every frame
*/
public void onDrawFrame(GL10 glUnused) {
// Ignore the passed-in GL10 interface, and use the GLES20
// class's static methods instead.
GLES20.glClearColor(.0f, .0f, .0f, 1.0f);
GLES20.glClear(GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);
GLES20.glUseProgram(0);
// the current shader
Shader shader = _shaders[this._currentShader]; // PROBLEM!
int program = shader.get_program();
// Start using the shader
GLES20.glUseProgram(program);
checkGlError("glUseProgram");
setLight(program);
drawCar(program, new float[] {0.0f, 5.0f, 20.0f});
drawCar2(program, new float[] {-10.0f, 5.0f, 10.0f});
drawCar2(program, new float[] {-5.0f, 5.0f, -10.0f});
drawCar2(program, new float[] {10.0f, 5.0f, 0.0f});
drawCar2(program, new float[] {50.0f, 5.0f, 15.0f});
drawRoad(program);
// eye position
GLES20.glUniform3fv(
GLES20.glGetUniformLocation(program, "eyePos") /*shader.eyeHandle*/, 1, eyePos, 0);
}
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();
}
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 void intShader(MySurfaceView mv) { // 初始化着色器
// 加载顶点着色器的脚本内容
mVertexShader = ShaderUtil.loadFromAssetsFile("vertex_xk.sh", mv.getResources());
ShaderUtil.checkGlError("==ss==");
// 加载片元着色器的脚本内容
mFragmentShader = ShaderUtil.loadFromAssetsFile("frag_xk.sh", mv.getResources());
// 基于顶点着色器与片元着色器创建程序
ShaderUtil.checkGlError("==ss==");
mProgram = createProgram(mVertexShader, mFragmentShader);
// 获取程序中顶点位置属性引用id
maPositionHandle = GLES20.glGetAttribLocation(mProgram, "aPosition");
// 获取程序中总变换矩阵引用id
muMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
// 获取顶点尺寸参数引用
uPointSizeHandle = GLES20.glGetUniformLocation(mProgram, "uPointSize");
}
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);
}
@Override
public void onSurfaceCreated(GL10 glUnused, EGLConfig config) {
GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
int vertexShaderHandle = GLES20.glCreateShader(GLES20.GL_VERTEX_SHADER);
GLES20.glShaderSource(vertexShaderHandle, loadShader(R.raw.vertex_shader));
GLES20.glCompileShader(vertexShaderHandle);
int fragmentShaderHandle = GLES20.glCreateShader(GLES20.GL_FRAGMENT_SHADER);
GLES20.glShaderSource(fragmentShaderHandle, loadShader(R.raw.fragment_shader));
GLES20.glCompileShader(fragmentShaderHandle);
int programHandle = GLES20.glCreateProgram();
GLES20.glAttachShader(programHandle, vertexShaderHandle);
GLES20.glAttachShader(programHandle, fragmentShaderHandle);
GLES20.glLinkProgram(programHandle);
GLES20.glUseProgram(programHandle);
Object3D.init(programHandle);
mLightPosHandle = GLES20.glGetUniformLocation(programHandle, "uLightPos");
GLES20.glEnable(GLES20.GL_DEPTH_TEST);
GLES20.glEnable(GLES20.GL_CULL_FACE);
GLES20.glCullFace(GLES20.GL_BACK);
// GLES20.glEnable(GLES20.GL_BLEND);
// GLES20.glBlendFunc(GLES20.GL_SRC_ALPHA, GLES20.GL_ONE_MINUS_SRC_ALPHA);
mPrism.init();
mCylinder.init();
mSphere.init();
}
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);
}
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 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(float[] mvpMatrix) {
GLES20.glUseProgram(mProgram);
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
GLES20.glEnableVertexAttribArray(mPositionHandle);
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
GLES20.glUniform4fv(mColorHandle, 1, color, 0);
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation");
GLES20.glUniformMatrix4fv(mMVPMatrixHandle, 1, false, mvpMatrix, 0);
checkGlError("glUniformMatrix4fv");
GLES20.glDrawArrays(GLES20.GL_LINES, 0, vertexCount);
GLES20.glDisableVertexAttribArray(mPositionHandle);
}
// 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 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);
}
public void draw(float[] mvp, float x, float y) {
float[] mvpMatrix = new float[16];
System.arraycopy(mvp, 0, mvpMatrix, 0, 16);
Matrix.setIdentityM(transMatrix, 0);
//
glBase.translate(transMatrix, x, y, 0);
Matrix.multiplyMM(mvpMatrix, 0, transMatrix, 0, mvpMatrix, 0);
GLES20.glUseProgram(mProgram);
mPositionHandle = GLES20.glGetAttribLocation(mProgram, "vPosition");
GLES20.glEnableVertexAttribArray(mPositionHandle);
GLES20.glVertexAttribPointer(
mPositionHandle, COORDS_PER_VERTEX, GLES20.GL_FLOAT, false, vertexStride, vertexBuffer);
mColorHandle = GLES20.glGetUniformLocation(mProgram, "vColor");
GLES20.glUniform4fv(mColorHandle, 1, color, 0);
mMVPMatrixHandle = GLES20.glGetUniformLocation(mProgram, "uMVPMatrix");
checkGlError("glGetUniformLocation");
GLES20.glUniformMatrix4fv(mMVPMatrixHandle, 1, false, mvpMatrix, 0);
checkGlError("glUniformMatrix4fv");
GLES20.glDrawArrays(GLES20.GL_LINE_LOOP, 0, vertexCount);
GLES20.glDisableVertexAttribArray(mPositionHandle);
}