//--------------------------------------------------------------
void testApp::draw() {
setupScreenForLesson();
shader.setShaderActive(true);
glTranslatef(-1.5, 0.0, -7.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[0]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[VERTEX_COLOR_ATTRIBUTE], 4, GL_FLOAT, false, 0, (void*)sizeof(triangleVertexPosition));
setMatrixUniforms();
glDrawArrays(GL_TRIANGLES, 0, 3);
glTranslatef(3.0, 0.0, 0.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[1]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[VERTEX_COLOR_ATTRIBUTE], 4, GL_FLOAT, false, 0, (void*)sizeof(squareVertexPosition));
setMatrixUniforms();
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glBindBuffer(GL_ARRAY_BUFFER, 0);
shader.setShaderActive(false);
}
void Cloth::draw() {
glEnable(GL_DEPTH_TEST);
shader.begin();
ofPushMatrix();
glTranslatef(ofGetWidth()*0.5, ofGetHeight()*0.5, 400);
glRotatef(rotX, 0, 1, 0);
glRotatef(-rotY, 1, 0, 0);
glTranslatef(-width*0.4, 100, 0);
//glTranslatef(-width*0.5, -height*0.5, 0);
setMatrixUniforms();
// draw faces
glBindBuffer(GL_ARRAY_BUFFER, verticesBuffer);
glVertexAttribPointer(posAttribLoc, 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(normalAttribLoc, 3, GL_FLOAT, false, 0, (void*)(vertices.size()*3*sizeof(GLfloat)));
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, facesBuffer);
glDrawElements(GL_TRIANGLES, facesSize*3, GL_UNSIGNED_INT, 0);
glBindBuffer(GL_ARRAY_BUFFER, 0);
ofPopMatrix();
shader.end();
glDisable(GL_DEPTH_TEST);
}
//--------------------------------------------------------------
void testApp::draw() {
setupScreenForLesson();
shader.setShaderActive(true);
glTranslatef(-1.5, 0.0, -8.0);
glPushMatrix();
glRotatef(rotTri, 0.0, 1.0, 0.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[0]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[VERTEX_COLOR_ATTRIBUTE], 4, GL_FLOAT, false, 0, (void*)sizeof(pyramidVertexPosition));
setMatrixUniforms();
glDrawArrays(GL_TRIANGLES, 0, 12);
glPopMatrix();
glTranslatef(3.0, 0.0, 0.0);
glPushMatrix();
glRotatef(rotSquare, 1.0, 1.0, 1.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[1]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[VERTEX_COLOR_ATTRIBUTE], 4, GL_FLOAT, false, 0, (void*)sizeof(cubeVertexPosition));
setMatrixUniforms();
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, vboId[2]);
glDrawElements(GL_TRIANGLES, sizeof(cubeVertexIndices), GL_UNSIGNED_BYTE,0);
glPopMatrix();
glBindBuffer(GL_ARRAY_BUFFER, 0);
shader.setShaderActive(false);
rotTri+=90 * 0.001;//float(ofGetEllapsedTimeMillis())/1000 + ofRandom(0,1) * PI;
rotSquare-=75 * 0.001;
}
//--------------------------------------------------------------
void testApp::draw() {
setupScreenForLesson();
shader.setShaderActive(true);
glPushMatrix();
glTranslatef(0.0, 0.0, z);
glRotatef(xRot,1.0,0.0,0.0);
glRotatef(yRot,0.0,1.0,0.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[0]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[TEXTURE_COORD_ATTRIBUTE], 2, GL_FLOAT, false, 0, (void*)sizeof(cubeVertexPosition));
glVertexAttribPointer(locationID[VERTEX_NORMAL_ATTRIBUTE], 3, GL_FLOAT, false, 0, (void*)(sizeof(cubeVertexPosition)+sizeof(cubeVertexTextureCoord)));
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, vboId[1]);
//SET TEXTURE
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, neheTexture.getTextureReference().getTextureData().textureID);
shader.setUniformVariable1i((char*)"uSampler", 0);
setMatrixUniforms();
glDrawElements(GL_TRIANGLES, sizeof(cubeVertexIndices), GL_UNSIGNED_BYTE,0);
glPopMatrix();
glBindBuffer(GL_ARRAY_BUFFER, 0);
shader.setShaderActive(false);
glPushMatrix();
glTranslatef(0.0, 0.0, z);
glPushMatrix();
glRotatef(xRotLight,1.0,0.0,0.0);
glRotatef(yRotLight,0.0,1.0,0.0);
glTranslatef(0.0, 0.0, 2.0);
glGetFloatv (GL_MODELVIEW_MATRIX, mvMatrix);
lightDirection.set(mvMatrix[12],mvMatrix[13],mvMatrix[14]-z);
glColor3f(1.0,1.0,1.0);
glutSolidSphere(0.05,4,4);
glPopMatrix();
glPopMatrix();
ofSetupScreen();
ofSetColor(0xFFFFFF);
verdana.drawString( "* Page Up/Page Down to zoom out/in\n* Cursor keys: make the cube rotate\n* SpaceBar+Cursor keys: make the light rotate\n* L Key toggle light", 5,15);
verdana.drawString( "* QWE Keys: R-> "+ofToString(ambient_red_value,2)+" G-> "+ofToString(ambient_green_value,2)+" B-> "+ofToString(ambient_blue_value,2)+" COLOR AMBIENT LIGHT", 5,73);
verdana.drawString( "* ASD Keys: R-> "+ofToString(direct_red_value,2)+" G-> "+ofToString(direct_green_value,2)+" B-> "+ofToString(direct_blue_value,2)+" DIRECTIONAL LIGHT COLOR", 5,87);
}
//--------------------------------------------------------------
void testApp::draw() {
setupScreenForLesson();
shader.setShaderActive(true);
glTranslatef(0.0, 0.0, z);
glRotatef(xRot,1.0,0.0,0.0);
glRotatef(yRot,0.0,1.0,0.0);
glBindBuffer(GL_ARRAY_BUFFER, vboId[0]);
glVertexAttribPointer(locationID[VERTEX_POSITION_ATTRIBUTE], 3, GL_FLOAT, false, 0, 0);
glVertexAttribPointer(locationID[TEXTURE_COORD_ATTRIBUTE], 2, GL_FLOAT, false, 0, (void*)sizeof(cubeVertexPosition));
glBindBufferARB(GL_ELEMENT_ARRAY_BUFFER_ARB, vboId[1]);
//SET TEXTURE
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, neheTexture.getTextureReference().getTextureData().textureID);
shader.setUniformVariable1i((char*)"uSampler", 0);
setMatrixUniforms();
glDrawElements(GL_TRIANGLES, sizeof(cubeVertexIndices), GL_UNSIGNED_BYTE,0);
glBindBuffer(GL_ARRAY_BUFFER, 0);
shader.setShaderActive(false);
ofSetupScreen();
ofSetColor(0xFFFFFF);
verdana.drawString("* Page Up/Page Down to zoom out/in\n* Cursor keys: make the cube rotate\n* F to toggle through three different\n kinds of texture filters", 5,15);
}
