void GLWidget::drawPoint(const Vector& pos, float r, float g, float b)
{
static bool created = false;
static QGLShaderProgram program;
static GLuint VAO;
if (!created)
{
created = true;
// 1. Create shaders
QGLShader vs(QGLShader::Vertex);
vs.compileSourceCode("#version 330 core \n in vec3 vertex; in vec3 color; uniform mat4 modelViewProjectionMatrix; out vec4 frontColor; void main() { frontColor = vec4(color,1); gl_Position = modelViewProjectionMatrix * vec4(vertex, 1.0); }");
QGLShader fs(QGLShader::Fragment);
fs.compileSourceCode("#version 330 core \n in vec4 frontColor; out vec4 FragColor; void main() {FragColor = frontColor;}");
program.addShader(&vs);
program.addShader(&fs);
program.link();
// Get location of VS attributes
GLuint vertexLoc = program.attributeLocation("vertex");
GLuint colorLoc = program.attributeLocation("color");
// 2. Create VBO Buffers
// Create & bind empty VAO
glGenVertexArrays(1, &VAO);
glBindVertexArray(VAO);
// Create VBO with (x,y,z) coordinates
float coords[] = { 0, 0, 0};
GLuint VBO_coords;
glGenBuffers(1, &VBO_coords);
glBindBuffer(GL_ARRAY_BUFFER, VBO_coords);
glBufferData(GL_ARRAY_BUFFER, sizeof(coords), coords, GL_STATIC_DRAW);
glVertexAttribPointer(vertexLoc, 3, GL_FLOAT, GL_FALSE, 0, 0);
glEnableVertexAttribArray(vertexLoc);
// Create VBO with (r,g,b) color
float colors[] = {r, g, b};
GLuint VBO_colors;
glGenBuffers(1, &VBO_colors);
glBindBuffer(GL_ARRAY_BUFFER, VBO_colors);
glBufferData(GL_ARRAY_BUFFER, sizeof(colors), colors, GL_STATIC_DRAW);
glVertexAttribPointer(colorLoc, 3, GL_FLOAT, GL_FALSE, 0, 0);
glEnableVertexAttribArray(colorLoc);
glBindVertexArray(0);
}
program.bind();
// 1. Define uniforms
QMatrix4x4 T;
T.translate(pos);
QMatrix4x4 MVP = camera()->projectionMatrix() * camera()->modelviewMatrix()*T;
program.setUniformValue("modelViewProjectionMatrix", MVP);
// 2. Draw
glPointSize(8);
glBindVertexArray (VAO);
glDrawArrays(GL_POINTS, 0, 1);
glBindVertexArray(0);
program.release();
}
void display() {
// test the perlin noise
glClear(GL_COLOR_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
{
float mat[16];
cameraRotation.toMatrix(mat);
glMultMatrixf(mat);
if (display_vortons) {
/*glEnable(GL_LIGHT0);
glEnable(GL_LIGHTING);*/
for (vorton &v : vortons) {
//glBegin(GL_POINTS);
//glVertex3f(v.mPos[0], v.mPos[1], v.mPos[2]);
glColor3f(0.0,0.5,0.5);
glPushMatrix();
glTranslatef(v.mPos[0], v.mPos[1], v.mPos[2]);
glutSolidSphere(.03, 8,8);
glPopMatrix();
glBegin(GL_LINES);
{
glColor3f(1.0, 0.0, 0.0);
glVertex3f(v.mPos[0], v.mPos[1], v.mPos[2]);
glVertex3f(v.mPos[0]+v.mVel[0]*0.1,
v.mPos[1]+v.mVel[1]*0.1,
v.mPos[2]+v.mVel[2]*0.1);
glColor3f(0.0, 1.0, 0.0);
glVertex3f(v.mPos[0], v.mPos[1], v.mPos[2]);
glVertex3f(v.mPos[0]+v.mVorticity[0]*0.1,
v.mPos[1]+v.mVorticity[1]*0.1,
v.mPos[2]+v.mVorticity[2]*0.1);
}
glEnd();
}
}
glDisable(GL_LIGHTING);
glEnable(GL_POINT_SMOOTH);
glEnable (GL_BLEND);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glPointSize(3);
for (particle &p : tracers) {
float col = (200-p.mLife)/200.0;
glColor4f(col, col, col, (1-col)*0.05);
if (particle_lines) {
glBegin(GL_LINES);
glVertex3f(p.mPos[0], p.mPos[1], p.mPos[2]);
glVertex3f(p.mPos[0]-p.mVel[0]*gTimeStep,
p.mPos[1]-p.mVel[1]*gTimeStep,
p.mPos[2]-p.mVel[2]*gTimeStep);
glEnd();
} else {
glBegin(GL_POINTS);
glVertex3f(p.mPos[0], p.mPos[1], p.mPos[2]);
glEnd();
}
}
}
glPopMatrix();
if (show_info)
print_info();
glutSwapBuffers();
}
void GLWidget::paintGL()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
GLfloat range = 0.0f;
glLoadIdentity();
if (halfEdge==NULL || halfEdge->is_empty()) {
range = 0.0f;
} else {
range = halfEdge->range;
}
if (range == 0.0f) {
glTranslatef(0.0f, 0.0f, -1.0f);
} else {
glTranslatef(-halfEdge->x_trans/range, -halfEdge->y_trans/range, -halfEdge->z_trans/range-1.0);
}
glRotatef(xRot / 16.0, 1.0, 0.0, 0.0);
glRotatef(yRot / 16.0, 0.0, 1.0, 0.0);
glRotatef(zRot / 16.0, 0.0, 0.0, 1.0);
glScalef(m_fScale, m_fScale, m_fScale);
if (!halfEdge->is_empty()) {
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
glBegin(GL_TRIANGLES);
Face * face_current = halfEdge->get_face_first();
//int i = 0;
glColor3f(1.0f, 1.0f, 1.0f);
while (face_current != halfEdge->get_face_front()) {
glVertex3f(face_current->e1->vertex1->coordinate_normalized.x(),
face_current->e1->vertex1->coordinate_normalized.y(),
face_current->e1->vertex1->coordinate_normalized.z());
glVertex3f(face_current->e2->vertex1->coordinate_normalized.x(),
face_current->e2->vertex1->coordinate_normalized.y(),
face_current->e2->vertex1->coordinate_normalized.z());
glVertex3f(face_current->e3->vertex1->coordinate_normalized.x(),
face_current->e3->vertex1->coordinate_normalized.y(),
face_current->e3->vertex1->coordinate_normalized.z());
face_current = face_current->next;
//i++;
//qDebug() << i;
}
// for (int i=0; i<model->node_size(); ++i) {
// if (!model->normal_indices.empty() && model->normal_indices.size()!=0) {
// glNormal3f(model->vn_array.at(model->normal_indices.at(i)).x(),
// model->vn_array.at(model->normal_indices.at(i)).y(),
// model->vn_array.at(model->normal_indices.at(i)).z());
// }
// glVertex3f(model->v_array.at(model->vertex_indices.at(i)).x(),
// model->v_array.at(model->vertex_indices.at(i)).y(),
// model->v_array.at(model->vertex_indices.at(i)).z());
// }
glEnd();
glPointSize(5.0f);
glBegin(GL_POINTS);
Vertex * vtx_current = halfEdge->get_vertex_first();
while (vtx_current != halfEdge->get_vertex_front()) {
if (vtx_current->isOod()) {
glColor3f(1.0f, 0.0f, 0.0f);
glVertex3f(vtx_current->coordinate_normalized.x(),
vtx_current->coordinate_normalized.y(),
vtx_current->coordinate_normalized.z());
}
else if (vtx_current->isEven()) {
glColor3f(0.0f, 1.0f, 0.0f);
glVertex3f(vtx_current->coordinate_normalized.x(),
vtx_current->coordinate_normalized.y(),
vtx_current->coordinate_normalized.z());
}
vtx_current = vtx_current->next;
}
glEnd();
}
}
// Inicializacio, a program futasanak kezdeten, az OpenGL kontextus letrehozasa utan hivodik meg (ld. main() fv.)
void onInitialization()
{
glPointSize(3.0);
Planes.resize(NUM_TRIANGLES_2);
unsigned int I = 0;
for(lmVector3D *vertices : triangles2)
{
Planes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
ConstructBrushMesh(Planes,Lines,Vertices,Result);
TeglaPlanes.resize(NUM_TRIANGLES);
I = 0;
for(lmVector3D *vertices : triangles)
{
TeglaPlanes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
ConstructBrushMesh(TeglaPlanes,TeglaLines,TeglaVertices,Tegla);
HulyePlanes.resize(NUM_TRIANGLES_3);
I = 0;
for(lmVector3D *vertices : triangles3)
{
HulyePlanes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
ConstructBrushMesh(HulyePlanes,HulyeLines,HulyeVertices,Hulye);
PyramidPlanes.resize(NUM_TRIANGLES_4);
I = 0;
for(lmVector3D *vertices : triangles4)
{
PyramidPlanes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
ConstructBrushMesh(PyramidPlanes,PyramidLines,PyramidVertices,Pyramid);
GyokerPyramidPlanes.resize(NUM_TRIANGLES_5);
I = 0;
for(lmVector3D *vertices : triangles5)
{
GyokerPyramidPlanes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
ConstructBrushMesh(GyokerPyramidPlanes,GyokerPyramidLines,GyokerPyramidVertices,GyokerPyramid);
GyokerHulyePlanes.resize(NUM_TRIANGLES_6);
I = 0;
for(lmVector3D *vertices : triangles6)
{
GyokerHulyePlanes[I] = Q3Plane(vertices[0],vertices[1],vertices[2]);
I++;
}
//ConstructBrushMesh(GyokerHulyePlanes,GyokerHulyeLines,GyokerHulyeVertices,GyokerHulye);
std::cout << "Init finished" << std::endl;
}
void Nonbreakable::draw(bool update)
{
if (type_ != REGULAR){
glColor3ub(255,204,0);
glBegin(GL_POLYGON);
glVertex2d(left(),bottom());
glVertex2d(right(),bottom());
glVertex2d(right(),top());
glVertex2d(left(),top());
glEnd();
if (type_ == QUESTION) {
glColor3ub(255, 0, 0);
glBegin(GL_POLYGON);
glVertex2d(left()+6, bottom()+6);
glVertex2d(left()+10, bottom()+6);
glVertex2d(left()+10, bottom()+14);
glVertex2d(left()+6, bottom()+14);
glEnd();
glBegin(GL_POLYGON);
glVertex2d(left()+6, bottom()+2);
glVertex2d(left()+10, bottom()+2);
glVertex2d(left()+10, bottom()+4);
glVertex2d(left()+6, bottom()+4);
glEnd();
}
glColor3ub(0, 0, 0);
glPointSize(2.0);
glBegin(GL_POINTS);
glVertex2d(left()+2, bottom()+2);
glVertex2d(left()+2, top()-2);
glVertex2d(right()-2, bottom()+2);
glVertex2d(right()-2, top()-2);
glEnd();
glColor3ub(0, 0, 0);
glBegin(GL_LINE_LOOP);
glVertex2d(left(), bottom());
glVertex2d(left(), top());
glVertex2d(right(), top());
glVertex2d(right(), bottom());
glEnd();
}
else{
glColor3ub(0, 0, 0);
glBegin(GL_POLYGON);
glVertex2d(left(), bottom());
glVertex2d(right(), bottom());
glVertex2d(right(), top());
glEnd();
glColor3ub(199, 133, 120);
glBegin(GL_POLYGON);
glVertex2d(right(), top());
glVertex2d(left(), top());
glVertex2d(left(), bottom());
glEnd();
glColor3b(0, 0, 0);
glBegin(GL_LINES);
glVertex2d(left(), bottom());
glVertex2d(right(), top());
glEnd();
glColor3ub(199, 133, 64);
glBegin(GL_LINES);
glVertex2d(left(), bottom());
glVertex2d(right(), top());
glEnd();
glBegin(GL_POLYGON);
glVertex2d(left()+4, bottom()+4);
glVertex2d(left()+4, top()-4);
glVertex2d(right()-4, top()-4);
glVertex2d(right()-4, bottom()+4);
glEnd();
}
}
void lab4::draw() {
glPushMatrix();
{
glBegin(GL_LINES);
{
glVertex2f(10, -10);
glVertex2f(10, 10);
glVertex2f(-10, 10);
glVertex2f(-10, -10);
}
glEnd();
float l_x = -10;
float l_y = func(l_x);
float t = 0.05f;
float next_x = l_x + t;
float next_y = func(next_x);
bool prev_hi = false;
while(l_x <= 10) {
bool is_hi = false;
if(next_y - l_y > 0) is_hi = true;
if(is_hi) glColor3f(1.0, 0, 0);
else glColor3f(0, 1.0, 0);
glBegin(GL_LINES);
{
glVertex2f(l_x, l_y);
glVertex2f(next_x, next_y);
}
glEnd();
if(prev_hi != is_hi) {
glPointSize(5);
glBegin(GL_POINT);
{
glColor3f(0, 1.0, 1.0);
drawface(next_x, next_y);
}
glEnd();
glPointSize(1);
}
prev_hi = is_hi;
l_x = next_x;
l_y = next_y;
next_x = l_x + t;
next_y = func(next_x);
}
}
glPopMatrix();
}
//--------------------------------------------------------------
void ofApp::setup(){
ofSetVerticalSync(true);
ofEnableAntiAliasing();
glEnable(GL_POINT_SMOOTH); // use circular points instead of square points
glPointSize(3);
// // --- Loading files
ofFileDialogResult openFileResult = ofSystemLoadDialog("Get the txt data", true);
ofLogNotice() << "Folder: " << openFileResult.getPath();
ofDirectory dirFiles;
dirFiles.listDir( openFileResult.getPath() );
ofDrawBitmapString("Loading files", ofGetWidth()/2 - 20, ofGetHeight() / 2 );
for ( int indexOfFile = 0; indexOfFile < dirFiles.size(); ++indexOfFile )
{
// ofLogNotice() << "file: " << dirFiles.getPath( indexOfFile );
ofBuffer buffer = ofBufferFromFile( dirFiles.getPath( indexOfFile ) );
std::vector< weatherData > currentWeatherData;
if(buffer.size()) {
buffer.getNextLine();
while(buffer.isLastLine() == false) {
string line = buffer.getNextLine();
std::stringstream lineStream( line );
string cell;
std::getline( lineStream, cell, ';' );
weatherData data;
std::getline( lineStream, cell, ';' );
data.lon = ofToDouble( cell );
std::getline( lineStream, cell, ';' );
data.lat = ofToDouble( cell );
std::getline( lineStream, cell, ';' );
data.temp = ofToDouble( cell );
std::getline( lineStream, cell, ';' );
data.velWind = ofToDouble( cell );
currentWeatherData.push_back( data );
// std::cout << data.lon << "\t" << data.lat << "\t" << data.temp << "\n";
}
}
weatherTimed.weatherDataVector.push_back( currentWeatherData );
// --- transform into pixel vec
ofMesh currentMeshTemp, currentMeshWind;
currentMeshTemp.setMode(OF_PRIMITIVE_POINTS);
currentMeshWind.setMode(OF_PRIMITIVE_POINTS);
for ( auto &data : weatherTimed.weatherDataVector[ indexOfFile ] )
{
data.point = ofVec3f( ofMap( data.lon, 0, 357, 0, 300 ),
ofMap( data.lat, 32, 77, 0, 100),
ofMap( data.temp, 273, 320, 0, 100 ) );
currentMeshTemp.addColor( ofColor(ofMap( data.temp, 273, 320, 0, 255, true ), 0, 0 ) );
currentMeshTemp.addVertex( data.point );
currentMeshWind.addColor( ofColor( 0, 0, ofMap( std::abs( data.velWind ), 0, 45, 0, 255, true ) ) );
currentMeshWind.addVertex( ofVec3f( ofMap( data.lon, 0, 357, 0, 300 ),
ofMap( data.lat, 32, 77, 0, 100),
ofMap( data.velWind, -55, 55, -100, 100 ) ) );
}
weatherTimed.meshVecTemp.push_back( currentMeshTemp );
weatherTimed.meshVecWind.push_back( currentMeshWind );
}
ofLogNotice() << "Loaded file amount: " << weatherTimed.meshVecTemp.size();
tempButton.addListener( this, &ofApp::tempPlotActivation );
windButton.addListener( this, &ofApp::windPlotActivation );
gui.setup();
gui.add( tempButton.setup( "Temperature Plot", true ) );
gui.add( windButton.setup("Wind Velocity Plot", false ) );
gui.add( timeSlider.setup("time", 0, 0, weatherTimed.meshVecTemp.size() - 1 ) );
gui.add( playButton.setup("play time", false ) );
gui.add( rotation.setup( "rotation", 0, 0, 360 ) );
gui.add( autoRotate.setup("Auto Rotate", true ) );
cam.disableMouseInput();
rotation = 0.0;
tempPlotActivation();
picturePlot.loadImage("Plot1.png");
}
void draw_gl(void)
{
int i, ridx;
static int fno=0;
fno++;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
glLineWidth(psize);
glPointSize(psize);
// horrid workaround for recordmydesktop/libtheora brokenness
#if 0
glBegin(GL_POINTS);
glColor4f((fno&1) * (64/256.0), (fno&2) * (32/256.0), (fno&4) * (16/256.0), 1);
//glColor4f(1,1,1,1);
glVertex3f(-0.99, -0.74, 0);
glVertex3f(0.99, 0.74, 0);
glVertex3f(-0.99, 0.74, 0);
glVertex3f(0.99, -0.74, 0);
glEnd();
#endif
ridx = (buf_widx - HIST_SAMPLES + BUF_SAMPLES) % BUF_SAMPLES;
float lx, ly, lg;
lx = ly = lg = 0;
float gdelay[2] = {0,0};
for (i = 0; i<HIST_SAMPLES; i++)
{
float g;
bufsample_t s = buffer[ridx];
// lowpass
s.x = lx * 0.65 + s.x * 0.35;
s.y = ly * 0.65 + s.y * 0.35;
// delay brightness
gdelay[i%2] = s.g;
s.g = gdelay[(i+1)%2];
float d = sqrtf((s.x-lx)*(s.x-lx) + (s.y-ly)*(s.y-ly));
if (d == 0)
d = 0.0001;
float dfactor = 0.01/d;
if (dfactor > 1.5)
dfactor = 1.5;
int age = HIST_SAMPLES-i;
float factor;
factor = (HIST_SAMPLES-age)/(float)HIST_SAMPLES;
factor = factor*factor;
if (fabsf(s.x-lx) < 0.001 && fabsf(s.y-ly) < 0.001) {
g = (s.g-0.2) * factor * 1.4;
glBegin(GL_POINTS);
laser_color(g, 0.08);
glVertex3f(s.x, s.y, 0);
glEnd();
} else {
g = (s.g-0.2) * factor * dfactor * 1.8;
glBegin(GL_LINES);
laser_color(lg, 0.8);
glVertex3f(lx, ly, 0);
laser_color(g, 0.8);
glVertex3f(s.x, s.y, 0);
glEnd();
}
lx = s.x;
ly = s.y;
lg = g;
ridx++;
if (ridx >= BUF_SAMPLES)
ridx = 0;
}
glEnd();
glutSwapBuffers();
}
int main(int argc, char *argv[]) try
{
physics_driftmax = 0.0025f;
GLWin glwin("point cloud push interaction");
RSCam dcam;
dcam.Init((argc == 2) ? argv[1] : NULL);
Image<unsigned short> dimage(dcam.dcamera());
glwin.ViewAngle = dcam.fov().y;
float viewdist = 2.0f;
float yaw = 120;
int mousexold = 0;
Mesh mesh;
bool pause = false;
bool debuglines=false;
int center = 0;
bool chains = true;
bool usehull = false;
std::vector<RigidBody*> rigidbodies;
std::vector < std::pair<RigidBody*, RigidBody*>> links;
for (float x = -0.2f; x < 0.2f; x+= 0.07f)
for(float z: {0.350f})
for (float y = -0.2f; y <= 0.2f; y += 0.07f)
{
rigidbodies.push_back(new RigidBody({ AsShape(WingMeshDual(WingMeshCube(0.025f),0.028f)) }, { x,y,z }));
//rigidbodies.push_back(new RigidBody({ AsShape(WingMeshCube(0.025f) ) }, { x,y,z }));
links.push_back({(y > -0.2f)?rigidbodies[rigidbodies.size() - 2]:NULL , rigidbodies.back()});
}
//rigidbodies.push_back(new RigidBody({ AsShape(WingMeshCube(0.05f)) }, { 0,0,0.50f }));
auto seesaw = new RigidBody({ AsShape(WingMeshBox({ 0.20f, 0.015f, 0.05f })) }, { 0,0,0.45f });
rigidbodies.push_back(seesaw);
glwin.keyboardfunc = [&](unsigned char key, int x, int y)->void
{
switch (std::tolower(key))
{
case 'q': case 27: exit(0); break; // 27 is ESC
case ' ': pause = !pause; break;
case 'c': chains = !chains; break;
case 'd': debuglines = !debuglines; break;
case 'h': usehull = !usehull; break;
case 'r': for (auto &rb : rigidbodies) { rb->angular_momentum = rb->linear_momentum = float3(0.0f);rb->pose() = { rb->position_start,rb->orientation_start }; } break;
default: std::cout << "unassigned key (" << (int)key << "): '" << key << "'\n"; break;
}
};
if (dcam.dev->supports_option(rs::option::r200_lr_auto_exposure_enabled))
dcam.dev->set_option(rs::option::r200_lr_auto_exposure_enabled, 1);
while (glwin.WindowUp())
{
if (glwin.MouseState)
{
yaw += glwin.mousepos.x - mousexold;
}
mousexold = glwin.mousepos.x;
viewdist *= powf(1.1f, (float)glwin.mousewheel);
if (!pause)
dimage = dcam.GetDepth();
glPushAttrib(GL_ALL_ATTRIB_BITS);
glViewport(0, 0, glwin.res.x, glwin.res.y);
glClearColor(0.1f, 0.1f, 0.15f, 1);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
gluPerspective(glwin.ViewAngle, (double)glwin.aspect_ratio(), 0.01f, 50.0f);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
gluLookAt(0, 0, viewdist, 0, 0, 0, 0, -1, 0);
glEnable(GL_DEPTH_TEST);
glTranslatef(0, 0, 0.35f);
glRotatef(yaw, 0, 1, 0);
glTranslatef(0, 0, -0.35f);
std::vector<float3> pts;
std::vector<float3> outliers;
std::vector<float3> vpts;
glDisable(GL_BLEND);
float2 wrange = { 0.20f,0.60f };
auto dp_image_c = Transform(dimage, [](unsigned short s) {return byte3((unsigned char)clamp(255 - s / 4, 0, 255)); });
drawimage(dp_image_c, { 0.78f,0.22f }, { 0.2f,-0.2f }, 3);
float depth_scale = (dcam.dev) ? dcam.dev->get_depth_scale() : 0.001f; // to put into meters // if file assume file is mm
for (auto p : rect_iteration(dimage.dim())) // p is int2 from 0,0 to w,h of dcam
{
float d = dimage.pixel(p) * depth_scale; // d is in meters, whereas depth[i] is in camera units mm for R200, .125mm for SR300 ivycam
if (p.x<5 || p.x> dimage.dim().x - 5 || p.y<5 || p.y>dimage.dim().y - 5) continue; // crop, seems to be lots of noise at the edges
if (d > 1.0f) // just too far
continue;
float3 v = dimage.cam.deprojectz(asfloat2(p), d);
if (d>wrange.x && d < wrange.y)
pts.push_back(v);
else
outliers.push_back(v);
}
vpts = ObtainVoxelPointCloud(pts, 0.0082f, 8);
std::vector<std::pair<float3, float3>> lines;
std::vector<std::pair<float3, float3>> glines;
if (1)// && pts.size())
{
std::vector<LimitLinear> linears;
std::vector<LimitAngular> angulars;
physics_gravity = { 0, (float) chains,0 }; // ugg y is down
if(!usehull) for(auto rb:rigidbodies)
{
if (!rb->shapes[0].planes.size())
rb->shapes[0].planes = Planes(rb->shapes[0].verts, rb->shapes[0].tris);
auto planes = Transform(rb->shapes[0].planes, [&](float4 p) { return rb->pose().TransformPlane(p);});
rb->gravscale = (float)chains;
float separation = FLT_MAX;
float3 pushpoint = float3(0, 0, 0); //
float4 pushplane;
for (auto p : vpts)
{
auto plane = mostabove(planes, p);
float sep;
if ((sep = dot(plane, float4(p, 1))) < separation)
{
pushpoint = p;
pushplane = plane;
separation = sep;
}
}
if (separation > 0.1f)
continue;
float3 closestpoint = ProjectOntoPlane(pushplane, pushpoint);
pushplane = float4({ -pushplane.xyz(), -dot(-pushplane.xyz(),pushpoint) });
linears.push_back(ConstrainAlongDirection(NULL, pushpoint, rb, rb->pose().inverse()*closestpoint, pushplane.xyz(), 0, 100.0f)); // FLT_MAX));
lines.push_back({ closestpoint,pushpoint });
auto cp=Separated(rb->shapes[0].verts, rb->position, rb->orientation, { pushpoint }, { 0,0,0 }, { 0,0,0,1 }, 1);
glines.push_back({ cp.p0w, cp.p1w });
}
Append(linears, ConstrainPositionNailed(NULL, seesaw->position_start, seesaw, { 0, 0, 0 }));
Append(angulars, ConstrainAngularRange(NULL, seesaw, { 0, 0, 0, 1 }, { 0, 0,-20 }, { 0, 0,20 }));
if (chains) for (auto link : links)
Append(linears, ConstrainPositionNailed(link.first,link.first? float3(0, 0.035f, 0) : link.second->position_start-float3(0, -0.035f, 0) , link.second, { 0,-0.035f,0 }));
if(!pause)
if(usehull && vpts.size()>5)
PhysicsUpdate(rigidbodies, linears, angulars, { &vpts });
else
PhysicsUpdate(rigidbodies, linears, angulars, std::vector<std::vector<float3>*>());
}
glColor3f(1, 1, 1);
glwirefrustumz(dcam.deprojectextents(), { 0.1f,1.0f }); // draw the camera frustum volume
glPushAttrib(GL_ALL_ATTRIB_BITS);
glPointSize(1);
glBegin(GL_POINTS);
glColor3f(0, 1, 0.5f);
for (auto p : pts)
glVertex3fv(p);
glColor3f(1, 0.15f, 0.15f);
for (auto p : outliers)
glVertex3fv(p);
glEnd();
glPointSize(3);
glBegin(GL_POINTS);
glColor3f(1, 1, 1);
for (auto p : vpts) // was: spts
glVertex3fv(p);
glEnd();
glPopAttrib();
if (debuglines)
{
glBegin(GL_LINES);
glColor3f(0, 1, 1);
if (0)for (auto line : lines)
glVertex3fv(line.first), glVertex3fv(line.second);
glColor3f(1, 1, 0);
for (auto line : glines)
glVertex3fv(line.first), glVertex3fv(line.second);
glEnd();
}
if (usehull && vpts.size() > 5)
{
auto tris = calchull(vpts, 0);
glBegin(GL_LINES);
glColor3f(1, 1, 1);
for (auto t : tris) for( int i : {0,1,1,2,2,0})
glVertex3fv(vpts[t[i]]);
glEnd();
}
if (chains)
{
glBegin(GL_LINES);
glColor3f(1, 0, 1);
for (auto link : links)
{
if(link.first)
glVertex3fv(link.first->pose()* float3(0, 0, 0)), glVertex3fv(link.first->pose()* float3(0, 0.035f, 0));
glVertex3fv(link.second->pose()* float3(0, 0, 0)) , glVertex3fv(link.second->pose()* float3(0, -0.035f, 0));
}
glEnd();
}
glPushAttrib(GL_ALL_ATTRIB_BITS);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_TEXTURE_2D);
glColor3f(0.5f, 0.5f, 0.5f);
for (auto &rb : rigidbodies)
rbdraw(rb);
glPopAttrib(); // Restore state
// Restore state
glPopMatrix(); //should be currently in modelview mode
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glPopAttrib();
glMatrixMode(GL_MODELVIEW);
glwin.PrintString({ 0,0 }, "esc to quit.");
glwin.PrintString({ 0,1 }, "[h] collision %s ",(usehull)?"hull":"points");
glwin.SwapBuffers();
}
return 0;
}
catch (const char *c)
{
MessageBox(GetActiveWindow(), c, "FAIL", 0);
}
catch (std::exception e)
{
MessageBox(GetActiveWindow(), e.what(), "FAIL", 0);
}
/*
================
DrawNormals
Draws vertex normals for debugging
================
*/
static void DrawNormals(shaderCommands_t * input)
{
int i;
vec3_t temp;
GL_Bind(tr.whiteImage);
glColor3f(1, 1, 1);
glDepthRange(0, 0); // never occluded
GL_State(GLS_POLYMODE_LINE | GLS_DEPTHMASK_TRUE);
// ydnar: light direction
if(r_shownormals->integer == 2)
{
trRefEntity_t *ent = backEnd.currentEntity;
vec3_t temp2;
if(ent->e.renderfx & RF_LIGHTING_ORIGIN)
{
VectorSubtract(ent->e.lightingOrigin, backEnd.orientation.origin, temp2);
}
else
{
VectorClear(temp2);
}
temp[0] = DotProduct(temp2, backEnd.orientation.axis[0]);
temp[1] = DotProduct(temp2, backEnd.orientation.axis[1]);
temp[2] = DotProduct(temp2, backEnd.orientation.axis[2]);
glColor3f(ent->ambientLight[0] / 255, ent->ambientLight[1] / 255, ent->ambientLight[2] / 255);
glPointSize(5);
glBegin(GL_POINTS);
glVertex3fv(temp);
glEnd();
glPointSize(1);
if(fabs(VectorLengthSquared(ent->lightDir) - 1.0f) > 0.2f)
{
glColor3f(1, 0, 0);
}
else
{
glColor3f(ent->directedLight[0] / 255, ent->directedLight[1] / 255, ent->directedLight[2] / 255);
}
glLineWidth(3);
glBegin(GL_LINES);
glVertex3fv(temp);
VectorMA(temp, 32, ent->lightDir, temp);
glVertex3fv(temp);
glEnd();
glLineWidth(1);
}
// ydnar: normals drawing
else
{
glBegin(GL_LINES);
for(i = 0; i < input->numVertexes; i++)
{
glVertex3fv(input->xyz[i].v);
VectorMA(input->xyz[i].v, r_normallength->value, input->normal[i].v, temp);
glVertex3fv(temp);
}
glEnd();
}
glDepthRange(0, 1);
}
//----------------------------------------------------------------------
void appRender()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//this updates the particle system by calling the kernel
for(int i=0;i<NUM_PARTICLES;++i)
{
//we've stored the life in the fourth component of our velocity array
float life = vel[i].w;
//decrease the life by the time step (this value could be adjusted to lengthen or shorten particle life
life -= dt;
//if the life is 0 or less we reset the particle's values back to the original values and set life to 1
if(life <= 0)
{
pos[i] = pos_gen[i];
vel[i] = vel_gen[i];
life = 1.0;
}
//we use a first order euler method to integrate the velocity and position (i'll expand on this in another tutorial)
//update the velocity to be affected by "gravity" in the z direction
vel[i].z -= 9.8*dt;
//update the position with the new velocity
pos[i].z += vel[i].z*dt;
//store the updated life in the velocity array
vel[i].w = life;
//update the arrays with our newly computed values
//you can manipulate the color based on properties of the system
//here we adjust the alpha
color[i].w = life;
color[i].x=life;
color[i].y=1-life;
color[i].z=0.5;
glBindBuffer(GL_ARRAY_BUFFER, p_vbo);
glBufferData(GL_ARRAY_BUFFER, array_size,&pos[0], GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ARRAY_BUFFER, c_vbo);
glBufferData(GL_ARRAY_BUFFER, array_size,&color[0], GL_DYNAMIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
}
//render the particles from VBOs
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_POINT_SMOOTH);
glPointSize(5.);
//printf("color buffer\n");
glBindBuffer(GL_ARRAY_BUFFER,c_vbo);
glColorPointer(4, GL_FLOAT, 0, 0);
//printf("vertex buffer\n");
glBindBuffer(GL_ARRAY_BUFFER,p_vbo);
glVertexPointer(4, GL_FLOAT, 0, 0);
//printf("enable client state\n");
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
//Need to disable these for blender
glDisableClientState(GL_NORMAL_ARRAY);
//printf("draw arrays\n");
glDrawArrays(GL_POINTS, 0,NUM_PARTICLES);
//printf("disable stuff\n");
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glutSwapBuffers();
}
/////////////
// main //
//////////////
void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray *prhs[]) {
// mglStrokeText( string, x, y, scalex, scaley, linewidth, color, rotation )
if ( nrhs<3 )
return;
// Set character string variable
// Set scale
// Set starting position
int buflen=mxGetN( prhs[0] )*mxGetM( prhs[0] )+1;
char * inputString=(char*) malloc(buflen);
mxGetString( prhs[0], inputString, buflen);
float x,y,scaleX,scaleY;
float linewidth,rot;
float color[3];
x=(float) *mxGetPr( prhs[1] );
y=(float) *mxGetPr( prhs[2] );
if (nrhs>3)
scaleX=(float) *mxGetPr( prhs[3] );
else
scaleX=1.0;
if (nrhs>4)
scaleY=(float) *mxGetPr( prhs[4] );
else
scaleY=scaleX;
if (nrhs>5)
linewidth=(float) *mxGetPr( prhs[5] );
else
linewidth=1;
if (nrhs>6) {
color[0]=(float)*mxGetPr( prhs[6] );
color[1]=(float)*(mxGetPr( prhs[6] )+1);
color[2]=(float)*(mxGetPr( prhs[6] )+2);
} else {
color[0]=1.0;
color[1]=1.0;
color[2]=1.0;
}
if (nrhs>7)
rot=(float) *mxGetPr( prhs[7] );
else
rot=0.0;
glLineWidth(linewidth);
int rectWidth=0;
GLint range[2];
glGetIntegerv(GL_POINT_SIZE_RANGE,range);
if (range[1]<linewidth) {
rectWidth=linewidth+1;
} else {
glPointSize(linewidth+1);
}
char space[]=" ";
int iS,iC,numstrokes;
float * strokesX;
float * strokesY;
glColor3f(color[0],color[1],color[2]);
glEnable(GL_LINE_SMOOTH);
bool charFound;
// Select each character in string
for (iS=0; iS<buflen-1; iS++) {
// note that buflen includes null \0 character which we ignore
iC=0;
charFound=false;
if (inputString[iS]==(*space)) {
// advance x
x+=(scaleX*1.1);
continue;
} else {
// Find index of corresponding character
for (iC=0; iC<MGLNUMCHARS; iC++) {
if (inputString[iS]==MGLChars[iC]) {
// mexPrintf("%c %c\n",inputString[iS],MGLChars[iC]);
numstrokes=MGLCharNumStrokes[iC];
strokesX=MGLCharStrokesX[iC];
strokesY=MGLCharStrokesY[iC];
// Draw character
// mexPrintf("%i %i\n",iC, iS);
drawStrokeCharacter( x, y, strokesX, strokesY, scaleX, scaleY, numstrokes, MGLCharsWithDots[iC], rot, rectWidth );
// Update x,y
x+=(scaleX*1.1); // letter spacing
charFound=true;
break;
}
}
if (!charFound) {
// draw hash
iC=33;
numstrokes=MGLCharNumStrokes[iC];
strokesX=MGLCharStrokesX[iC];
strokesY=MGLCharStrokesY[iC];
// Draw character
// mexPrintf("%i %i\n",iC, iS);
drawStrokeCharacter( x, y, strokesX, strokesY, scaleX, scaleY, numstrokes, MGLCharsWithDots[iC], rot, rectWidth );
// Update x,y
x+=(scaleX*1.1); // letter spacing
}
}
}
if (nlhs==2) {
plhs[0] = mxCreateDoubleMatrix(1,1,mxREAL);
plhs[1] = mxCreateDoubleMatrix(1,1,mxREAL);
*mxGetPr(plhs[0]) = x;
*mxGetPr(plhs[1]) = y;
}
}
void DotSpreaderTool::render(DTS::DataItem* dataItem) const
{
// if dragging locator render release sphere
if (active and !data.running)
{
// save current attribute state
#ifdef MESA
// GL_POINT_BIT causes GL enum error
glPushAttrib(GL_LIGHTING_BIT | GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
#else
glPushAttrib(GL_LIGHTING_BIT | GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT | GL_POINT_BIT);
#endif
glDisable(GL_LIGHTING);
// save current location
glPushMatrix();
// move to center of sphere
glTranslatef(org[0], org[1], org[2]);
// compute radius of sphere
float radius=Math::sqrt((pos[0] - org[0]) * (pos[0] - org[0]) + (pos[1]
- org[1]) * (pos[1] - org[1]) + (pos[2] - org[2]) * (pos[2]
- org[2]));
GLUquadricObj *quadric=gluNewQuadric();
// draw transparent sphere
gluQuadricDrawStyle(quadric, GLU_FILL);
glDepthMask(GL_FALSE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glColor4f(0.0f, 0.6f, 1.0f, 0.2f);
gluSphere(quadric, radius, 10, 15);
glDisable(GL_BLEND);
// draw surrounding wireframe (solid)
gluQuadricDrawStyle(quadric, GLU_LINE);
glDepthMask(GL_TRUE);
glColor4f(0.0f, 0.8f, 1.0f, 1.0f);
gluSphere(quadric, radius, 10, 15);
glDepthMask(GL_FALSE);
gluDeleteQuadric(quadric);
// restore previous position
glPopMatrix();
// restore previous attribute state
glPopAttrib();
}
// if simulation is running draw particles
else if (data.running)
{
// save current attribute state
#ifdef MESA
// GL_POINT_BIT causes GL enum error
glPushAttrib(GL_LIGHTING_BIT | GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
#else
glPushAttrib(GL_LIGHTING_BIT | GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT | GL_POINT_BIT);
#endif
glDisable(GL_LIGHTING);
glDepthMask(GL_FALSE);
glEnable(GL_POINT_SMOOTH);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, dataItem->spriteTextureObjectId);
glTexEnvf(GL_POINT_SPRITE_ARB, GL_COORD_REPLACE_ARB, GL_TRUE);
glEnable(GL_POINT_SPRITE_ARB);
float particleRadius=data.point_radius;
// Query the OpenGL viewing frustum
GLFrustum<float> frustum;
frustum.setFromGL();
#ifdef GHETTO
if (0)
#else
if (dataItem->hasShaders)
#endif
{
/* Calculate the scaled point size for this frustum: */
GLfloat scaledParticleRadius=frustum.getPixelSize() * particleRadius
/ frustum.getEyeScreenDistance();
/* Enable the vertex/fragment shader: */
glEnable(GL_VERTEX_PROGRAM_POINT_SIZE_ARB);
glUseProgramObjectARB(dataItem->programObject);
glUniform1fARB(dataItem->scaledParticleRadiusLocation, scaledParticleRadius);
glUniform1iARB(dataItem->tex0Location, 0);
}
else
{
glPointSize(particleRadius
* Vrui::getNavigationTransformation().getScaling());
GLfloat linear[3]= { 0.0, 1 / 5.0, 0.0 };
glPointParameterfvARB(GL_POINT_DISTANCE_ATTENUATION_ARB, linear);
//
// NOTE::the following scaling calculation does not work properly
// in the CAVE. This is due to changes in the OpenGL library and
// cannot be fixed. On a 2D screen the scaling should look correct.
//
// Query the OpenGL viewing frustum
GLFrustum<float> frustum;
frustum.setFromGL();
// Calculate the nominal pixel size for particles
float pointSizeCounter=frustum.getPixelSize() * 2.0f * particleRadius;
float pointSizeDenominator=frustum.getEyeScreenDistance();
// Query the maximum point size accepted by glPointSize(...)
GLfloat pointSizeRange[2];
glGetFloatv(GL_SMOOTH_POINT_SIZE_RANGE, pointSizeRange);
// Enable point parameters
glPointSize(pointSizeRange[1]); // select the maximum point size
pointSizeCounter/=pointSizeRange[1]; // adjust the point size numerator
GLfloat attenuation[3]= { 0.0f, 0.0f, 0.0f };
attenuation[2]=Math::sqr(pointSizeDenominator / pointSizeCounter);
glPointParameterfvARB(GL_POINT_DISTANCE_ATTENUATION_ARB, attenuation);
}
glBindBufferARB(GL_ARRAY_BUFFER_ARB, dataItem->vertexBufferId);
glEnableClientState(GL_VERTEX_ARRAY);
glEnableClientState(GL_COLOR_ARRAY);
// If data has been modified, send to graphics card
if (dataItem->versionDS != data.currentVersion)
{
dataItem->numParticlesDS = data.numPoints;
glBufferDataARB(GL_ARRAY_BUFFER_ARB, dataItem->numParticlesDS
* sizeof(ColorPoint), &data.particles[0], GL_DYNAMIC_DRAW_ARB);
dataItem->versionDS = data.currentVersion;
}
glInterleavedArrays(GL_C4UB_V3F, sizeof(ColorPoint), 0);
glDrawArrays(GL_POINTS, 0, dataItem->numParticlesDS);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
#ifndef GHETTO
if (dataItem->hasShaders)
#endif
{
glUseProgramObjectARB(0);
glDisable(GL_VERTEX_PROGRAM_POINT_SIZE_ARB);
}
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
glDisable(GL_POINT_SPRITE_ARB);
glDisable(GL_BLEND);
// restore previous attribute state
glPopAttrib();
}
}
void shortestpath(int src)
{
//START OF BELLMAN FORD
int j,p,q,x1,y1,x2,y2,x,y;
int d[MAX],parent[MAX];
int it,flag=0,child[MAX];
//INITIALIZE DATA OBJECTS
for (it = 1; it <= n; ++it)
{
d[it] = INFINITY;
parent[it]=src;
}
d[src] = 0;
//RELAXATION METHOD
for(int m=0;m<n;m++)//REPEAT N TIMES
{
//RELAX ALL EDGES
for (it = 1; it <=n; ++it) {
for (j = 1; j <=n; ++j) {
if(d[it]+cost[it][j]<d[j])
{
d[j]=d[it]+cost[it][j];
parent[j]=it;
}
}
}
}
//CHECK FOR NEGATIVE LOOPS
for (it = 1; it <=n; ++it) {
for (j = 1; j <=n; ++j) {
if(cost[it][j]==INFINITY) continue;
if(d[it]+cost[it][j]<d[j])
{
printf("\n\nGraph contains a negative-weight cycle\n");
return;
}
}
}
//INITIALIZE SPANNING TREE EDGES
int l=0;
for (int it = 1; it <= n; ++it) {
if(parent[it]==it) continue;
tree[l][1]=parent[it];
tree[l++][2]=it;
}
//DRAW THE SPANNING TREE
for(int r=1;r<=n;r++)
{
x=a[r];
y=b[r];
glPointSize(25);
if(r==src)
glColor3f(0.7f, 0.4f, 0.0f);
else
glColor3f(0.5f, 0.5f, 0.8f);
glBegin(GL_POINTS);
glVertex2f(x,y+250);
glEnd();
glColor3f(0.0,1.0,0.0);
s1=itoa(r,s,10);
drawstring(x,y+250,s1);
glFlush();
}
printf("\nL=%d",l);
for(int x=0;x<l;x++)
{
p=tree[x][1];
q=tree[x][2];
if(p==0||q==0) continue;
printf("\np=%d\tq=%d",p,q);
x1=a[p];
y1=b[p];
x2=a[q];
y2=b[q];
if(p<q)
{
glColor3f(0.0,0.5,0.0);
glBegin(GL_LINES);
glVertex2i(x1,y1+250);
glVertex2i(x2,y2+250);
glEnd();
s1=itoa(cost[p][q],s,10);
drawstring((x1+x2)/2,(y1+y2+500)/2,s1);
}
else
{
glColor3f(1.0,0.5,0.0);
glBegin(GL_LINES);
glVertex2i(x1,y1+250);
glVertex2i(x2,y2+250);
glEnd();
s1=itoa(cost[p][q],s,10);
drawstring((x1+x2)/2,(y1+y2+500)/2,s1);
}
}
glFlush();
}
PsychError SCREENDrawDots(void)
{
PsychWindowRecordType *windowRecord;
int whiteValue, m,n,p,mc,nc,pc,idot_type;
int i, nrpoints, nrsize;
boolean isArgThere, usecolorvector, isdoublecolors, isuint8colors;
double *xy, *size, *center, *dot_type, *colors;
unsigned char *bytecolors;
GLfloat pointsizerange[2];
double convfactor;
// All sub functions should have these two lines
PsychPushHelp(useString, synopsisString,seeAlsoString);
if(PsychIsGiveHelp()){PsychGiveHelp();return(PsychError_none);};
// Check for superfluous arguments
PsychErrorExit(PsychCapNumInputArgs(6)); //The maximum number of inputs
PsychErrorExit(PsychCapNumOutputArgs(0)); //The maximum number of outputs
// Get the window record from the window record argument and get info from the window record
PsychAllocInWindowRecordArg(1, kPsychArgRequired, &windowRecord);
// Query, allocate and copy in all vectors...
nrpoints = 2;
nrsize = 0;
colors = NULL;
bytecolors = NULL;
PsychPrepareRenderBatch(windowRecord, 2, &nrpoints, &xy, 4, &nc, &mc, &colors, &bytecolors, 3, &nrsize, &size);
isdoublecolors = (colors) ? TRUE:FALSE;
isuint8colors = (bytecolors) ? TRUE:FALSE;
usecolorvector = (nc>1) ? TRUE:FALSE;
// Get center argument
isArgThere = PsychIsArgPresent(PsychArgIn, 5);
if(!isArgThere){
center = (double *) PsychMallocTemp(2 * sizeof(double));
center[0] = 0;
center[1] = 0;
} else {
PsychAllocInDoubleMatArg(5, TRUE, &m, &n, &p, ¢er);
if(p!=1 || n!=2 || m!=1) PsychErrorExitMsg(PsychError_user, "center must be a 1-by-2 vector");
}
// Get dot_type argument
isArgThere = PsychIsArgPresent(PsychArgIn, 6);
if(!isArgThere){
idot_type = 0;
} else {
PsychAllocInDoubleMatArg(6, TRUE, &m, &n, &p, &dot_type);
if(p!=1 || n!=1 || m!=1 || (dot_type[0]<0 || dot_type[0]>2))
PsychErrorExitMsg(PsychError_user, "dot_type must be 0, 1 or 2");
idot_type = (int) dot_type[0];
}
// Child-protection: Alpha blending needs to be enabled for smoothing to work:
// Ok, not such a good idea :-( The flag also enables drawing of round dots and
// there are applications were we want to set the flag without using alpha blending...
// Therefore disabled -> May want to turn this into some kind of warning or hint in the future...
if (idot_type>0 && windowRecord->actualEnableBlending!=TRUE) {
//PsychErrorExitMsg(PsychError_user, "Point smoothing doesn't work with alpha-blending disabled! See Screen('BlendFunction') on how to enable it.");
}
// Turn on antialiasing to draw circles
if(idot_type) {
glEnable(GL_POINT_SMOOTH);
glGetFloatv(GL_POINT_SIZE_RANGE, (GLfloat*) &pointsizerange);
// A dot type of 2 requests for highest quality point smoothing:
glHint(GL_POINT_SMOOTH_HINT, (idot_type>1) ? GL_NICEST : GL_DONT_CARE);
}
else {
#ifndef GL_ALIASED_POINT_SIZE_RANGE
#define GL_ALIASED_POINT_SIZE_RANGE 0x846D
#endif
glGetFloatv(GL_ALIASED_POINT_SIZE_RANGE, (GLfloat*) &pointsizerange);
}
// Set size of a single dot:
if (size[0] > pointsizerange[1] || size[0] < pointsizerange[0]) {
printf("PTB-ERROR: You requested a point size of %f units, which is not in the range (%f to %f) supported by your graphics hardware.\n",
size[0], pointsizerange[0], pointsizerange[1]);
PsychErrorExitMsg(PsychError_user, "Unsupported point size requested in Screen('DrawDots').");
}
// Setup initial common point size for all points:
glPointSize(size[0]);
// Setup modelview matrix to perform translation by 'center':
glMatrixMode(GL_MODELVIEW);
// Make a backup copy of the matrix:
glPushMatrix();
// Apply a global translation of (center(x,y)) pixels to all following points:
glTranslated(center[0], center[1], 0);
// Render the array of 2D-Points - Efficient version:
// This command sequence allows fast processing of whole arrays
// of vertices (or points, in this case). It saves the call overhead
// associated with the original implementation below and is potentially
// optimized in specific OpenGL implementations.
// Pass a pointer to the start of the point-coordinate array:
glVertexPointer(2, GL_DOUBLE, 0, &xy[0]);
// Enable fast rendering of arrays:
glEnableClientState(GL_VERTEX_ARRAY);
if (usecolorvector) {
PsychSetupVertexColorArrays(windowRecord, TRUE, mc, colors, bytecolors);
}
// Render all n points, starting at point 0, render them as POINTS:
if (nrsize==1) {
// One common point size for all dots provided. Good! This is very efficiently
// done with one single render-call:
glDrawArrays(GL_POINTS, 0, nrpoints);
}
else {
// Different size for each dot provided: We have to do One GL - call per dot.
// This is *pretty inefficient* and should be reimplemented in the future via
// Point-Sprite extensions, cleverly used display lists or via vertex-shaders...
// For now we do it the stupid way:
for (i=0; i<nrpoints; i++) {
if (size[i] > pointsizerange[1] || size[i] < pointsizerange[0]) {
printf("PTB-ERROR: You requested a point size of %f units, which is not in the range (%f to %f) supported by your graphics hardware.\n",
size[i], pointsizerange[0], pointsizerange[1]);
PsychErrorExitMsg(PsychError_user, "Unsupported point size requested in Screen('DrawDots').");
}
// Setup point size for this point:
glPointSize(size[i]);
// Render point:
glDrawArrays(GL_POINTS, i, 1);
}
}
// Disable fast rendering of arrays:
glDisableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_DOUBLE, 0, NULL);
if (usecolorvector) PsychSetupVertexColorArrays(windowRecord, FALSE, 0, NULL, NULL);
// Restore old matrix from backup copy, undoing the global translation:
glPopMatrix();
// turn off antialiasing again
if(idot_type) glDisable(GL_POINT_SMOOTH);
// Reset pointsize to 1.0
glPointSize(1);
// Mark end of drawing op. This is needed for single buffered drawing:
PsychFlushGL(windowRecord);
//All psychfunctions require this.
return(PsychError_none);
}
void StateLevel::render()
{
glClear(GL_COLOR_BUFFER_BIT);
glPushMatrix();
glOrtho(0,800,600,0,-1,1);
glColor4ub(70,90,255,255);
glBegin(GL_QUADS);
glVertex2f(0,0);
glColor4ub(180,90,100,255);glVertex2f(800,0);
glVertex2f(800,600);
glColor4ub(70,180,50,255);glVertex2f(0,600);
glEnd();
glPopMatrix();
glPushMatrix();
glTranslated ( -(float)roomX/400, (float)roomY/300, 0);
o_player.render();
for ( int n = 0; n < (signed)o_gameObjects.size(); n++ )
{
o_gameObjects[n]->render();
}
glPushMatrix();
glOrtho(0,800,600,0,-1,1);
glColor4ub(255,255,255,255);
glPointSize(3);
glBegin(GL_POINTS);
for ( int n = 0; n < (signed)Gparticles.size(); n++ )
{
glVertex2f(Gparticles[n]->f_x, Gparticles[n]->f_y);
}
glEnd();
glPopMatrix();
glPopMatrix();
glPushMatrix();
glOrtho(0,800,600,0,-1,1);
font.render((int)o_player.f_levelTimer,10,570);
glColor4ub(255,255,255,255);
if ( o_player.b_win == true )
{
glEnable(GL_TEXTURE_2D);
if ( o_player.f_levelTimer <= o_scores[i_levelNumber-1]->i_G )
{
glBindTexture(GL_TEXTURE_2D, tex_gold);
}
else if ( o_player.f_levelTimer <= o_scores[i_levelNumber-1]->i_S)
{
glBindTexture(GL_TEXTURE_2D, tex_silver);
}
else if (o_player.f_levelTimer <= o_scores[i_levelNumber-1]->i_B)
{
glBindTexture(GL_TEXTURE_2D, tex_bronze);
}
else
{
glBindTexture(GL_TEXTURE_2D, tex_done);
}
glBegin(GL_QUADS);
glTexCoord2i(0,0); glVertex2i(200,150);
glTexCoord2i(1,0); glVertex2i(600,150);
glTexCoord2i(1,1); glVertex2i(600,450);
glTexCoord2i(0,1); glVertex2i(200,450);
glEnd();
font.render(o_scores[i_levelNumber-1]->i_S, 250,370);
font.render(o_scores[i_levelNumber-1]->i_G, 360,370);
font.render(o_scores[i_levelNumber-1]->i_B, 460,370);
glDisable(GL_TEXTURE_2D);
}
glPopMatrix();
SDL_GL_SwapBuffers();
}
void TGLForm2D::pintarSinBaldosas()
{
//Dibujamos el centro del área visible de la escena
glPointSize(grosorCentro);
glBegin(GL_POINTS);
glColor3f(colorCentro1,colorCentro2,colorCentro3);
glVertex2f((xLeft+xRight)/2.0,(yBot+yTop)/2.0);
glEnd();
//Dibujamos el triángulo
glLineWidth(grosorLinea);
//Primer vértice del triángulo
x1=-180;
y1=-160;
//Segundo vértice del triángulo
x2=180;
y2=-160;
//Tercer vértice del triángulo
x3=0;
y3=160;
glBegin(GL_LINE_LOOP);
glColor3f(colorLinea1,colorLinea2,colorLinea3);
glVertex2f(x1,y1);
glVertex2f(x2,y2);
glVertex2f(x3,y3);
glEnd();
//Dibujamos el centro de gravedad del triángulo
glPointSize(grosorGravedad);
glBegin(GL_POINTS);
glColor3f(colorGravedad1,colorGravedad2,colorGravedad3);
glVertex2f((x1+x2+x3)/3.0,(y1+y2+y3)/3.0);
glEnd();
//Parte de anidar nTriangulos
if (anidamientoTotal){
//calculaMedios();
int n = pow (2,(nTriangulos-1));
float i = float(180 / float(n)) ;
float j= float(320 / float(n));
float k= float(360 / float(n));
listaV1 = new listaVertices[2*n];
listaV2 = new listaVertices[2*n];
listaV3 = new listaVertices[2*n];
listaV1[1].x=-180;
listaV1[1].y=-160;
listaV2[1].x=0;
listaV2[1].y=160;
listaV3[1].x=180;
listaV3[1].y=-160;
for (int a = 2;a<=n;a++){
listaV1[a].x=(listaV1[a-1].x)+i;
listaV1[a].y=(listaV1[a-1].y)+j;
listaV2[a].x=(listaV2[a-1].x)+i;
listaV2[a].y=(listaV2[a-1].y)-j;
listaV3[a].x=(listaV3[a-1].x)-k;
listaV3[a].y=-160;
}
//int n = pow (2,(nTriangulos-1));
for (int a = 2;a<=n;a++){
glBegin(GL_LINE_LOOP);
glColor3f(colorLinea1,colorLinea2,colorLinea3);
glVertex2f(listaV1[a].x,listaV1[a].y);
glVertex2f(listaV2[n-a+2].x,listaV2[n-a+2].y);
glEnd();
glBegin(GL_LINE_LOOP);
glColor3f(colorLinea1,colorLinea2,colorLinea3);
glVertex2f(listaV1[a].x,listaV1[a].y);
glVertex2f(listaV3[n-a+2].x,listaV3[n-a+2].y);
glEnd();
glBegin(GL_LINE_LOOP);
glColor3f(colorLinea1,colorLinea2,colorLinea3);
glVertex2f(listaV3[a].x,listaV3[a].y);
glVertex2f(listaV2[n-a+2].x,listaV2[n-a+2].y);
glEnd();
}
if (listaV1!=NULL){
delete [] listaV1;
listaV1=NULL;
}
if (listaV2!=NULL){
delete [] listaV2;
listaV2=NULL;
}
if (listaV3!=NULL){
delete [] listaV3;
listaV3=NULL;
}
}
else{
for(int i=1;i<nTriangulos;i++){
calculaMedias();
dibujaTriangulo(i);
}
}
}
//inicjalizuj GL
void init_gl(int &argc, char *argv[])
{
glutInit(&argc, argv);
// tryb rgba + przezroczystosc + bufor z + podwojne buforowanie
glutInitDisplayMode(GLUT_RGB | GL_DOUBLE | GLUT_DEPTH);
// ustaw okno
glutInitWindowSize(screenw, screenh);
glutInitWindowPosition(0, 0);
window = glutCreateWindow("Apollo");
glClearColor(0.0, 0.0, 10.0*b_atm, 0.0);
glClearDepth(1.0);
// tryb cieniowania
glShadeModel(GL_SMOOTH);
// korekcja perspektywiczna
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
// wlacz testowanie z
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
//obcinaj tylne sciany poligonow
glCullFace(GL_BACK);
// ustaw widok
// projekcja
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(fov, (double)screenw / (double)screenh, 0.1, 100000.0);
// widok
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
// ustaw parametry swiatla
glLightfv(GL_LIGHT0, GL_AMBIENT, light_ambient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, light_diffuse);
glLightfv(GL_LIGHT0, GL_SPECULAR, light_specular);
glLightfv(GL_LIGHT0, GL_POSITION, light_position);
glEnable(GL_LIGHT0);
// tryb tekstury
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); // zastap kolor tekstura a nie zmiksuj
// wczytaj tekstury
//texture_moon = load_texture("moon.bmp");
//wczytaj modele
if(!SetCurrentDirectory("data")) {
MessageBox(NULL, "Nie znaleziono katalogu!", "B³¹d", MB_OK);
exit(-1);
}
stack_model.load("lander.obj");
aps_model.load("lander2.obj");
SetCurrentDirectory("..");
// wyczysc stany klawiszy
for(int i = 0; i < 256; ++i) keys[i] = false;
// ignoruj automatyczne powtarzanie klawiszy
glutIgnoreKeyRepeat(1);
// wlacz przenikanie
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//okragle punkty
glEnable(GL_POINT_SMOOTH);
glPointSize(10.0);
}
//--------------------------------------------------------------
void testApp::draw(){
windowCamera.begin();
glPushMatrix();
//unflip the camera
//glScalef(1.0, -1.0, 1.0);
glScalef(4.0, -3.0, 1);
fuxShader.begin();
fuxShader.setUniform1f("eyeMultiply", shaderMultiply);
fuxShader.setUniformTexture("eyeTexDepth", eyeCam.getTextureReference(), 0);
if (enableEffects1)
{
glPushMatrix();
glTranslatef(0, 0, effectsTranslate1);
gridCam.draw(GL_LINES);
glPopMatrix();
}
if (enableEffects2)
{
glPushMatrix();
glTranslatef(0, 0, effectsTranslate2);
glPushAttrib(GL_POLYGON_BIT);
glFrontFace(GL_CW);
glPointSize(2.5f);
gridCam.drawDisplayList(GL_POINTS);
glPopAttrib();
glPopMatrix();
}
if (enableEffects3)
{
glPushMatrix();
glTranslatef(0, 0, effectsTranslate3);
glPushAttrib(GL_POLYGON_BIT);
glFrontFace(GL_CW);
glPolygonMode(GL_FRONT, GL_LINE);
glPolygonMode(GL_BACK, GL_LINE);
gridCam.drawDisplayList(GL_TRIANGLE_STRIP);
glPopAttrib();
glPopMatrix();
}
if (enableEffects4)
{
glPushMatrix();
glTranslatef(0, 0, effectsTranslate4);
glPushAttrib(GL_POLYGON_BIT);
glPointSize(5.f);
gridCam.drawDisplayList(GL_POINTS);
glPopAttrib();
glPopMatrix();
}
glPopMatrix();
fuxShader.end();
windowCamera.end();
if (enableGui == true) {
ofDisableBlendMode();
hGui * gui = hGui::getInstance();
gui->draw();
ofEnableBlendMode(OF_BLENDMODE_ADD);
}
}
// Draws the screen using software renderer to a buffer.
void GBGPU::start_draw()
{
u8 LCDCtrl = memory->read(LCDC); // Read the LCDC register
if (get_bit8(LCDCtrl, 7)) // Check whether the display is on or not
{
// End the drawing before displaying
glEnd();
// Switch the last drawn frame to be shown
window->swap_buffers();
// Clear the screen
glClear(GL_COLOR_BUFFER_BIT);
// Begin drawing
glPointSize(scaling);
glBegin(GL_POINTS);
bool tile_data_location = get_bit8(LCDCtrl, 6); // Get the location of background and window tile data
u16 tile_data = 0x8000;
if (tile_data_location)
{
tile_data = 0x8800;
}
// Indicate, that VRAM can't be accessed
u8 status = memory->read(STAT);
set_bit8(status, 0);
set_bit8(status, 1);
memory->write(STAT, status);
// Unset the pixels
memset(gfx, 0, sizeof(gfx[0][0]) * 256 * 256);
if (get_bit8(LCDCtrl, 0)) // Check whether to display the background or not
{
bool background_tm_location = get_bit8(LCDCtrl, 3); // Get the location of background tile map
u16 bg_tm = 0x9800;
if (background_tm_location)
{
bg_tm = 0x9C00;
}
// Draw the background
for (u8 y = 0; y < 32; y++)
{
for (u8 x = 0; x < 32; x++)
{
u8 bg_map = memory->read(bg_tm + y + x);
for (u8 y1 = 0; y1 < 8; y1++)
{
u8 bgData1 = memory->read(tile_data + (bg_map * 16) + (y1 * 2));
u8 bgData2 = memory->read(tile_data + (bg_map * 16) + (y1 * 2) + 1);
for (u8 x1 = 8; x1 > 0; x1--)
{
if ((get_bit8(bgData1, x1) != 0) || (get_bit8(bgData2, x1) != 0))
{
gfx[(x * 8) + x1][(y * 8) + y1] = true;
}
}
}
}
}
}
if (get_bit8(LCDCtrl, 1)) // Check whether to display sprites or not
{
bool sprite_size = get_bit8(LCDCtrl, 2); // TODO: Support 8x16 sprites
if (sprite_size)
{
log(ERROR, "Unsupported sprite size");
}
bool object_tm_location = get_bit8(LCDCtrl, 6); // Get the location of window tile map
u16 object_tm = 0x9800;
if (object_tm_location)
{
object_tm = 0x9C00;
}
// Draw the sprites
for (u8 s = 0; s < 40; s++)
{
//u1 objMap = memory->read(objTileMap + (s * 4));
u8 x = memory->read(object_tm + (s * 32));
u8 y = memory->read(object_tm + (s * 32) + 1);
u8 palette = memory->read(tile_data + (s * 32) + 2);
u8 flags = memory->read(tile_data + (s * 32) + 3);
for (u8 y1 = 0; y1 < 8; y1++)
{
u8 spriteData1 = memory->read(tile_data + (palette * 16) + (y1 * 2));
u8 spriteData2 = memory->read(tile_data + (palette * 16) + (y1 * 2) + 1);
for (u8 x1 = 0; x1 < 8; x1++)
{
if ((get_bit8(spriteData1, x1) != 0) || (get_bit8(spriteData2, x1) != 0))
{
//gfx[x + x1][y + y1] = true;
}
}
}
}
}
// Indicate the line 0 to be drawn
memory->write(LY, 0);
}
}
void SetScale( f32 sx, f32 sy, f32 sz ) override
{
glPointSize( (float)sx );
sx_ = sx, sy_ = sy, sz_ = sz;
}
static void DrawBox(){
int i;
glPushMatrix();
glTranslatef(0,-1,-3);
glPushMatrix();
glRotatef(angle, 0, 1, 0);
//glColor3f(1, 1, 0);
Image* img = loadBMP("günes.bmp");
_textureId = loadTexture(img);
delete img;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
sphere = gluNewQuadric();
gluQuadricDrawStyle(sphere, GLU_FILL);
gluQuadricTexture(sphere, GL_TRUE);
gluQuadricNormals(sphere, GLU_SMOOTH);
glBindTexture(GL_TEXTURE_2D, _textureId);
gluSphere(sphere, 0.5, 20, 20);
glPopMatrix();
glPushMatrix();
glColor3f(0.5,0.5,0.5);
glPointSize(1.0);
glBegin(GL_POINTS);
for(i = 1; i < 360; i++) {
float x = distance * sin(((float)i) * 3.14 / 180);
float z = distance * cos(((float)i) * 3.14 / 180);
glVertex3f(x,0,z);
}
glEnd();
glPopMatrix();
glPushMatrix();
glTranslatef(distance*(cos(-angle1*PI/180)),0.0,distance*(sin(-angle1*PI/180)));
glPushMatrix();
glRotatef(10*angle1, 0, 1, 0);
Image* img1 = loadBMP("earth.bmp");
_textureId = loadTexture(img1);
delete img1;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
sphere = gluNewQuadric();
gluQuadricDrawStyle(sphere, GLU_FILL);
gluQuadricTexture(sphere, GL_TRUE);
gluQuadricNormals(sphere, GLU_SMOOTH);
glBindTexture(GL_TEXTURE_2D, _textureId);
gluSphere(sphere, 0.2, 20, 20);
glPopMatrix();
glPushMatrix();
glColor3f(0.5,0.5,0.5);
glPointSize(1.0);
glBegin(GL_POINTS);
for(i = 1; i < 360; i++) {
float x = 0.3 * sin(((float)i) * 3.14 / 180);
float z = 0.3 * cos(((float)i) * 3.14 / 180);
glVertex3f(x,0,z);
}
glEnd();
glPopMatrix();
glTranslatef(0.3*(cos(-angle*PI/180)),0.0,0.3*(sin(-angle*PI/180)));
//glColor3f(0, 1, 0);
Image* img2 = loadBMP("moon.bmp");
_textureId = loadTexture(img2);
delete img2;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
sphere = gluNewQuadric();
gluQuadricDrawStyle(sphere, GLU_FILL);
gluQuadricTexture(sphere, GL_TRUE);
gluQuadricNormals(sphere, GLU_SMOOTH);
glBindTexture(GL_TEXTURE_2D, _textureId);
glRotatef(30*angle1, 0, 1, 0);
gluSphere(sphere, 0.05, 20, 20);
//glutSolidSphere(0.05,20,20);
glPopMatrix();
glPushMatrix();
glColor3f(0.5,0.5,0.5);
glPointSize(1.0);
glBegin(GL_POINTS);
for(i = 1; i < 360; i++) {
float x = 2 * sin(((float)i) * 3.14 / 180);
float z = 2 * cos(((float)i) * 3.14 / 180);
glVertex3f(x,0,z);
}
glEnd();
glPopMatrix();
glTranslatef(2*(cos(angle1*PI/180)),0.0,2*(sin(angle1*PI/180)));
glPushMatrix();
glRotatef(angle, 0, 1, 0);
// glColor3f(1, 0, 0);
Image* img3 = loadBMP("venus.bmp");
_textureId = loadTexture(img3);
delete img3;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
sphere = gluNewQuadric();
gluQuadricDrawStyle(sphere, GLU_FILL);
gluQuadricTexture(sphere, GL_TRUE);
gluQuadricNormals(sphere, GLU_SMOOTH);
glBindTexture(GL_TEXTURE_2D, _textureId);
glRotatef(30*angle1, 0, 1, 0);
gluSphere(sphere, 0.05, 20, 20);
// glutSolidSphere(0.05,20,20);
glPopMatrix();
glPushMatrix();
glColor3f(0.5,0.5,0.5);
glPointSize(1.0);
glBegin(GL_POINTS);
for(i = 1; i < 360; i++) {
float x = 0.3 * sin(((float)i) * 3.14 / 180);
float z = 0.3 * cos(((float)i) * 3.14 / 180);
glVertex3f(x,0,z);
}
glEnd();
glPopMatrix();
glPushMatrix();
glTranslatef(0.3*(cos(-angle*PI/180)),0.0,0.3*(sin(-angle*PI/180)));
glRotatef(10*angle1, 0, 1, 0);
// glColor3f(1, 1, 0);
Image* img4 = loadBMP("mars.bmp");
_textureId = loadTexture(img4);
delete img4;
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
sphere = gluNewQuadric();
gluQuadricDrawStyle(sphere, GLU_FILL);
gluQuadricTexture(sphere, GL_TRUE);
gluQuadricNormals(sphere, GLU_SMOOTH);
glBindTexture(GL_TEXTURE_2D, _textureId);
glRotatef(30*angle1, 0, 1, 0);
gluSphere(sphere, 0.05, 20, 20);
glPopMatrix();
glPushMatrix();
glColor3f(0.5,0.5,0.5);
glPointSize(1.0);
glBegin(GL_POINTS);
for(i = 1; i < 360; i++) {
float x = 0.5 * sin(((float)i) * 3.14 / 180);
float z = 0.5 * cos(((float)i) * 3.14 / 180);
glVertex3f(x,0,z);
}
glEnd();
glPopMatrix();
glTranslatef(0.5*(cos(angle*PI/180)),0.0,0.5*(sin(angle*PI/180)));
glRotatef(10*angle1, 0, 1, 0);
glColor3f(1, 0.9, 0);
glutSolidSphere(0.03,20,20);
glPopMatrix();
glPopMatrix();
}
void LoadingObject::Draw()
{
// Enable depth testing if flag is set
if(_depth)
{
glEnable(GL_DEPTH_TEST);
glAlphaFunc (GL_GREATER, 0.1f);
glEnable (GL_ALPHA_TEST);
}
else
glDisable(GL_DEPTH_TEST);
float zoom = _sx/2;
float width = _sy;
glLoadIdentity();
glTranslatef(0.0f, 0.0f, 0.0f);
glRotatef(_rotX, 1, 0, 0);
glRotatef(_rotY, 0, 1, 0);
glRotatef(_rotZ, 0, 0, 1);
float z = -4;
glPushMatrix(); //push the matrix so that our translations only affect
{
glTranslatef(_x, _y, z); //translate the tile to where it should belong
glColor4f(_color->r,_color->g,_color->b,_color->a);
glPointSize(1);
//glColor3f(0.0,1.0,1.0);
glBegin(GL_LINES);
{
int num_segments = 200;
for(int r = 10; r < 20; r++)
for(int ii = 0; ii < num_segments; ii++)
{
bool found = false;
if (_counter > 490)
{
_counter = 0;
rot++;
if (_open)
_smax++;
else
_smax--;
if (_smax == 51)
_open = false;
else if (_smax == 0)
_open = true;
}
else
{
_counter++;
}
for (uint8 splint = 0; splint < _smax; splint++)
{
if (ii == 00+splint ||
ii == 50+splint ||
ii == 100+splint ||
ii == 150+splint)
{
found = true;
break;
}
}
if (found)
continue;
float theta = rot *2.0f * 3.1415926f * float(ii) / float(num_segments); //get the current angle
float x = ((float)r/100) * cosf(theta); //calculate the x component
float y = ((float)r/100) * sinf(theta); //calculate the y component
glVertex2f(x + _x, y + _y); //output vertex
}
}
glEnd();
}
glGetFloatv (GL_MODELVIEW_MATRIX, _matrix);
glPopMatrix(); //pop the matrix
/* glEnable(GL_TEXTURE_2D);
{
glEnable(GL_BLEND);
{
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBindTexture(GL_TEXTURE_2D, _texture); //get the texture for the actual quad
glPushMatrix(); //push the matrix so that our translations only affect
{
glTranslatef(_x, _y, z); //translate the tile to where it should belong
glColor4f(_Colr,_Colg,_Colb,_Cola);
glBegin(GL_QUADS); //begin drawing our quads
{
glTexCoord2d(0.0, 1.0);
glVertex2d((-1.0) * width, 1.0);
glTexCoord2d(1.0, 1.0);
glVertex2d((1.0) * width, 1.0);
glTexCoord2d(1.0, 0.0);
glVertex2d((1.0) * width, 0.9);
glTexCoord2d(0.0, 0.0);
glVertex2d((-1.0) * width, 0.9);
}
glEnd();
}
glGetFloatv (GL_MODELVIEW_MATRIX, _matrix);
glPopMatrix(); //pop the matrix
glPushMatrix(); //push the matrix so that our translations only affect
{
glTranslatef(_x, _y, z);
glColor4f(1,1,1,1);
glBegin(GL_QUADS); //begin drawing our quads
{
float width = 3;
//TOP
glTexCoord2d(0.0, 1.0); glVertex2d(-1.0*width, 1.0);
glTexCoord2d(1.0, 1.0); glVertex2d(1.0*width, 1.0);
glTexCoord2d(1.0, 0.0); glVertex2d(1.0*width, 0.99);
glTexCoord2d(0.0, 0.0); glVertex2d(-1.0*width, 0.99);
//Bottom
glTexCoord2d(0.0, 1.0); glVertex2d(-1.0*width, 0.89);
glTexCoord2d(1.0, 1.0); glVertex2d(1.0*width, 0.89);
glTexCoord2d(1.0, 0.0); glVertex2d(1.0*width, 0.88);
glTexCoord2d(0.0, 0.0); glVertex2d(-1.0*width, 0.88);
//Left
glTexCoord2d(0.0, 1.0); glVertex2d(-1.0*width, 0.99);
glTexCoord2d(1.0, 1.0); glVertex2d(-0.99*width, 0.99);
glTexCoord2d(1.0, 0.0); glVertex2d(-0.99*width, 0.88);
glTexCoord2d(0.0, 0.0); glVertex2d(-1.0*width, 0.88);
//Right
glTexCoord2d(0.0, 1.0); glVertex2d(1.0*width, 0.99);
glTexCoord2d(1.0, 1.0); glVertex2d(0.99*width, 0.99);
glTexCoord2d(1.0, 0.0); glVertex2d(0.99*width, 0.88);
glTexCoord2d(0.0, 0.0); glVertex2d(1.0*width, 0.88);
}
glEnd();
}
glPopMatrix(); //pop the matrix
}
glDisable(GL_BLEND);
}
glDisable(GL_TEXTURE_2D);*/
if(_depth)
{
glDisable (GL_ALPHA_TEST) ;
glDisable(GL_DEPTH_TEST);
}
}
void RamachandranPlot::draw(void)
{
ProteinState *state = curProtein();
if ( !state ) return;
GLText text;
if(!valid())
{
/* Set the viewport: */
glViewport(0,0,w(),h());
/* Set the projection and modelview matrices: */
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
float factor=1.0/Math::Constants<double>::pi;
glScale(factor,factor,factor);
glDisable(GL_DEPTH_TEST);
}
/* Clear window: */
glClearColor(backgroundColor);
glClear(GL_COLOR_BUFFER_BIT);
/* Draw ramachandran texture background: */
glEnable(GL_TEXTURE_2D);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_BASE_LEVEL,0);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAX_LEVEL,0);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexEnvi(GL_TEXTURE_ENV,GL_TEXTURE_ENV_MODE,GL_REPLACE);
glPixelStorei(GL_UNPACK_ALIGNMENT,1);
glPixelStorei(GL_UNPACK_SKIP_PIXELS,0);
glPixelStorei(GL_UNPACK_ROW_LENGTH,0);
glPixelStorei(GL_UNPACK_SKIP_ROWS,0);
glPixelStorei(GL_UNPACK_IMAGE_HEIGHT,0);
glPixelStorei(GL_UNPACK_SKIP_IMAGES,0);
glTexImage2D(GL_TEXTURE_2D,0,GL_RGB8,ramachandranTextureHeight,ramachandranTextureWidth,0,GL_RGB,GL_UNSIGNED_BYTE,ramachandranTexture);
glColor3f(1.0f,0.0f,1.0f);
glBegin(GL_QUADS);
glTexCoord2f(0.0f,0.0f);
glVertex2f(-Math::Constants<float>::pi,-Math::Constants<float>::pi);
glTexCoord2f(1.0f,0.0f);
glVertex2f(Math::Constants<float>::pi,-Math::Constants<float>::pi);
glTexCoord2f(1.0f,1.0f);
glVertex2f(Math::Constants<float>::pi,Math::Constants<float>::pi);
glTexCoord2f(0.0f,1.0f);
glVertex2f(-Math::Constants<float>::pi,Math::Constants<float>::pi);
glEnd();
glDisable(GL_TEXTURE_2D);
/* Draw coordinate axes: */
glColor3f(1.0f-backgroundColor[0],1.0f-backgroundColor[1],1.0f-backgroundColor[2]);
glBegin(GL_LINES);
glVertex2f(0.0f,-4.0f);
glVertex2f(0.0f,4.0f);
glVertex2f(-4.0f,0.0f);
glVertex2f(4.0f,0.0f);
glEnd();
/* Draw axes data range */
text.setFontColor(0.0, 0.0, 0.0);
/* h, v */
/* + */
/*- +*/
/* - */
text.drawFreeString("pi",2.3f,-2.7f);
text.drawFreeString("-pi",-2.8f,-2.7f);
text.drawFreeString("pi",-3.0f,2.6f);
text.drawFreeString("0",-3.0f,-0.3f);
text.drawFreeString("0",-0.3f,-2.7f);
text.drawFreeString("Phi",0.15f,2.5f);
text.drawFreeString("Psi",2.5f,0.15f);
/* Draw axes label */
text.setFontScale(0.003, 0.003);
text.setFontColor(0.0, 0.0, 1.0);
if(structureValid)
{
/* Visualize dihedral angles inside a selected structure: */
glPointSize(3.0f);
glBegin(GL_POINTS);
glColor(selectedStructureColor);
for(int i=0;i<numStructureResidues;++i)
glVertex(structurePhis[i],structurePsis[i]);
glEnd();
}
/* Visualize dihedral angles inside all active coil regions: */
if(activeCoilsValid)
{
/* Visualize dihedral angles inside all active coil regions: */
glPointSize(3.0f);
glBegin(GL_POINTS);
glColor(activeCoilRegionColor);
for(int i=0;i<numActiveCoilsResidues;++i)
glVertex(activeCoilsPhis[i],activeCoilsPsis[i]);
glEnd();
}
if ( state->selectedResidue != 0 )
{
/* Highlight dihedral angles of selected residue: */
glEnable(GL_BLEND);
glEnable(GL_POINT_SMOOTH);
glPointSize(6.0f);
glBegin(GL_POINTS);
if(boundary)
glColor3f(0.0f, 0.0f, 5.0f);
else
glColor3f(1.0f, 1.0f, 1.0f);
//printf("draw phi %f psi %f\n", oldPhiAngle,oldPsiAngle);
glVertex2f(oldPhiAngle,oldPsiAngle);
glEnd();
}
}
// main function to draw 3D overlays
void drawResults()
{
tracker->getTrackingData(&data);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
//set image specs
glViewport(0,0,data.frame->width,data.frame->height);
//enable stuff
glShadeModel(GL_FLAT);
//set camera
setGlView(data.frame->width,data.frame->height,data.cameraFocus);
//rotate and translate into the current coordinate system of the head
glMatrixMode(GL_MODELVIEW);
float *r = data.faceRotation;
float *t = data.faceTranslation;
glTranslatef(-t[0],t[1],-t[2]); //because x and z axes in OpenGL are opposite from the ones used by visage|SDK - see FaceData::faceTranslation
glRotatef(r[1]*180.0f/3.1415926f, 0.0f, 1.0f, 0.0f);
glRotatef(r[0]*180.0/3.1415926f, 1.0f, 0.0f, 0.0f);
glRotatef(r[2]*180.0/3.1415926f, 0.0f, 0.0f, 1.0f);
//NOW WE ARE IN THE 3D COORDINATE SYSTEM OF THE HEAD AND WE CAN DRAW WHAT WE WANT
glPointSize(3);
//draw nose
glColor3ub(255,255,32);
glBegin(GL_POINTS);
for(int j = 0; j < 15; j++)
{
drawPoint3D(9,j+1);
}
glEnd();
glBegin(GL_LINE_LOOP);
drawPoint3D(9,15);
drawPoint3D(9,4);
drawPoint3D(9,2);
drawPoint3D(9,3);
drawPoint3D(9,1);
drawPoint3D(9,5);
glEnd();
glBegin(GL_LINE_LOOP);
drawPoint3D(9,6);
drawPoint3D(9,7);
drawPoint3D(9,13);
drawPoint3D(9,12);
drawPoint3D(9,14);
glEnd();
glBegin(GL_LINES);
drawPoint3D(9,14);
drawPoint3D(9,2);
drawPoint3D(9,13);
drawPoint3D(9,1);
glEnd();
//draw eyes
glBegin(GL_POINTS);
for(int j = 6; j < 14; j++)
{
drawPoint3D(3,j+1);
}
glEnd();
glBegin(GL_LINE_LOOP);
drawPoint3D(3,12);
drawPoint3D(3,14);
drawPoint3D(3,8);
drawPoint3D(3,10);
glEnd();
glBegin(GL_LINE_LOOP);
drawPoint3D(3,11);
drawPoint3D(3,13);
drawPoint3D(3,7);
drawPoint3D(3,9);
glEnd();
//draw cheeks
glBegin(GL_POINTS);
for(int j = 0; j < 4; j++)
{
drawPoint3D(5,j+1);
}
glEnd();
glBegin(GL_LINES);
drawPoint3D(5,2);
drawPoint3D(5,4);
drawPoint3D(5,1);
drawPoint3D(5,3);
glEnd();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
}
void Ship::renderBrick(Brick* brick, Brick* base, GLuint colorLocation, int tick)
{
brick->tick = tick;
for (int j = 0; j < brick->numConnections; ++j)
{
Connection* connection = brick->connections + j;
//for (int axis = Z; false; ++axis)
{
int axis = m_minAxis;
for (int i = 0; i < 2; ++i)
{
Joint* joint = connection->joints[axis] + i;
if (joint->flow != 0)
{
glLineWidth(10.0f * joint->flow);
glBegin(GL_LINES);
glVertex3f(brick->pos[0], brick->pos[1], brick->pos[2]);
glVertex3f(connection->other->pos[0], connection->other->pos[1], connection->other->pos[2]);
glEnd();
glLineWidth(1);
}
//glLineWidth(connection->joint->capacity * 10.0f);
//glBegin(GL_LINES);
//glVertex3f(0.5f * (brick->pos[0] + connection->other->pos[0]), 0.5f*(brick->pos[1] + connection->other->pos[1]), 0.5f * (brick->pos[2] + connection->other->pos[2]));
//glVertex3f(0.5f * (brick->pos[0] + connection->other->pos[0]), brick->pos[1] , 0.5f * (brick->pos[2] + connection->other->pos[2]));
//glEnd();
//glLineWidth(1);
for (int i = 0; i < brick->numBlocking; ++i)
{
glBegin(GL_LINES);
glVertex3f(brick->pos[0], brick->pos[1], brick->pos[2]);
glVertex3f((*brick->blocking[i])->connection->brick->pos[0], (*brick->blocking[i])->connection->brick->pos[1], (*brick->blocking[i])->connection->brick->pos[2]);
glEnd();
}
if (joint->capacity > 0)
{
glLineWidth(joint->capacity * 5.0f);
glBegin(GL_LINES);
if (axis == X)
{
int min = ong_MIN(brick->pos[2], joint->connection->other->pos[2]) - 1 + abs(brick->pos[2] - joint->connection->other->pos[2]);
int max = ong_MAX(brick->pos[2], joint->connection->other->pos[2]) + 1 - abs(brick->pos[2] - joint->connection->other->pos[2]);
glVertex3f(joint->data->fulcrum, joint->data->y, min);
glVertex3f(joint->data->fulcrum, joint->data->y, max);
}
else if (axis == Z)
{
int min = ong_MIN(brick->pos[0], joint->connection->other->pos[0]) - 2 + abs(brick->pos[0] - joint->connection->other->pos[0]);
int max = ong_MAX(brick->pos[0], joint->connection->other->pos[0]) + 2 - abs(brick->pos[0] - joint->connection->other->pos[0]);
glVertex3f(min, joint->data->y, joint->data->fulcrum);
glVertex3f(max, joint->data->y, joint->data->fulcrum);
}
glEnd();
glLineWidth(1);
}
}
}
if (connection->other->tick != tick)
renderBrick(connection->other, base, colorLocation, tick);
}
if (brick == base)
{
glUniform3f(colorLocation, 1, 0, 1);
glPointSize(10.0f);
glBegin(GL_POINTS);
glVertex3f(brick->pos[0], brick->pos[1], brick->pos[2]);
glEnd();
glPointSize(1.0f);
glUniform3f(colorLocation, 0, 1, 1);
}
}
void cal_render_bones(actor *act)
{
float lines[1024][2][3];
float points[1024][3];
int nrLines;
int nrPoints;
int currLine;
int currPoint;
struct CalSkeleton *skel;
skel=CalModel_GetSkeleton(act->calmodel);
nrLines = CalSkeleton_GetBoneLines(skel,&lines[0][0][0]);
glLineWidth(2.0f);
glColor3f(1.0f, 1.0f, 1.0f);
glLineStipple(1, 0x3030);
glEnable(GL_LINE_STIPPLE);
glBegin(GL_LINES);
for(currLine = 0; currLine < nrLines; currLine++) {
glVertex3f(lines[currLine][0][0], lines[currLine][0][1], lines[currLine][0][2]);
glVertex3f(lines[currLine][1][0], lines[currLine][1][1], lines[currLine][1][2]);
}
glEnd();
glDisable(GL_LINE_STIPPLE);
// draw the bone points
nrPoints = CalSkeleton_GetBonePoints(skel,&points[0][0]);
glPointSize(4.0f);
glColor3f(0.0f, 1.0f, 1.0f);
glBegin(GL_POINTS);
for(currPoint = 0; currPoint < nrPoints; currPoint++) {
glVertex3f(points[currPoint][0], points[currPoint][1], points[currPoint][2]);
}
glEnd();
#ifdef DEBUG
// draw the bones orientation
if (render_bones_orientation) {
float shift[3], pos[3];
glLineWidth(3.0f);
glBegin(GL_LINES);
for (currPoint = nrPoints; currPoint--;) {
shift[0] = 0.1; shift[1] = 0.0; shift[2] = 0.0;
cal_get_actor_bone_local_position(act, currPoint, shift, pos);
glColor3f(1.0, 0.0, 0.0);
glVertex3f(points[currPoint][0], points[currPoint][1], points[currPoint][2]);
glVertex3fv(pos);
shift[0] = 0.0; shift[1] = 0.1; shift[2] = 0.0;
cal_get_actor_bone_local_position(act, currPoint, shift, pos);
glColor3f(0.0, 1.0, 0.0);
glVertex3f(points[currPoint][0], points[currPoint][1], points[currPoint][2]);
glVertex3fv(pos);
shift[0] = 0.0; shift[1] = 0.0; shift[2] = 0.1;
cal_get_actor_bone_local_position(act, currPoint, shift, pos);
glColor3f(0.0, 0.0, 1.0);
glVertex3f(points[currPoint][0], points[currPoint][1], points[currPoint][2]);
glVertex3fv(pos);
}
glEnd();
}
// draw bones id
if (render_bones_id) {
GLdouble model[16], proj[16];
GLint view[4];
GLdouble px,py,pz;
unsigned char buf[16];
float font_size_x = SMALL_INGAME_FONT_X_LEN/ALT_INGAME_FONT_X_LEN;
float font_size_y = SMALL_INGAME_FONT_Y_LEN/ALT_INGAME_FONT_X_LEN;
glGetDoublev(GL_MODELVIEW_MATRIX, model);
glGetDoublev(GL_PROJECTION_MATRIX, proj);
glGetIntegerv(GL_VIEWPORT, view);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(view[0],view[2]+view[0],view[1],view[3]+view[1],0.0f,-1.0f);
glPushAttrib(GL_ENABLE_BIT);
glEnable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glColor4f(1.0, 0.0, 1.0, 1.0);
for (currPoint = nrPoints; currPoint--;) {
struct CalBone *bone;
bone = CalSkeleton_GetBone(skel, currPoint);
sprintf((char*)buf, "%d", currPoint);
gluProject(points[currPoint][0], points[currPoint][1], points[currPoint][2], model, proj, view, &px, &py, &pz);
draw_ortho_ingame_string(px, py, pz, buf, 1, font_size_x, font_size_y);
}
glPopAttrib();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
}
#endif // DEBUG
glLineWidth(1.0f);
#ifdef OPENGL_TRACE
CHECK_GL_ERRORS();
#endif //OPENGL_TRACE
}
void MeshPainter::drawVertices(MMesh *mesh, bool overlay, bool reflection)
{
const Array<MVertex*> &vertices = mesh->getVertices();
if ( vertices.size() > 0 )
{
int first = 0;
int last = vertices.size() - 1;
if ( reflection )
{
glPointSize( getReflectedVertexPointSize() );
Colour3f vertexColour = getReflectedVertexColour();
if ( overlay )
{
computeOverlayColour( vertexColour );
}
glColor3( vertexColour );
glBegin( GL_POINTS );
for (int i = first; i <= last; i++)
{
glVertex3( vertices[i]->getPosition() );
}
glEnd();
}
else
{
double unmarkedPointSize = getUnmarkedVertexPointSize();
double markedPointSize = getMarkedVertexPointSize();
Colour3f unmarkedColour = getUnmarkedVertexColour();
Colour3f markedColour = getMarkedVertexColour();
if ( overlay )
{
computeOverlayColour( unmarkedColour );
computeOverlayColour( markedColour );
}
if ( unmarkedPointSize == markedPointSize )
{
// Marked and unmarked vertex point sizes are the same; render each vertex, changing colour as necessary
bool marked = graphicsOverrideMarkState( vertices[first]->isVertexMarked() );
glPointSize( unmarkedPointSize );
if ( marked )
{
glColor3( markedColour );
}
else
{
glColor3( unmarkedColour );
}
glBegin( GL_POINTS );
for (int i = first; i <= last; i++)
{
bool thisMarked = graphicsOverrideMarkState( vertices[i]->isVertexMarked() );
if ( thisMarked != marked )
{
if ( thisMarked )
{
glColor3( markedColour );
}
else
{
glColor3( unmarkedColour );
}
marked = thisMarked;
}
glVertex3( vertices[i]->getPosition() );
}
glEnd();
}
else
{
// Marked and unmarked vertex point sizes are different; render unmarked, then marked
glColor3( unmarkedColour );
glPointSize( unmarkedPointSize );
glBegin( GL_POINTS );
for (int i = first; i <= last; i++)
{
if ( !graphicsOverrideMarkState( vertices[i]->isVertexMarked() ) )
{
glVertex3( vertices[i]->getPosition() );
}
}
glEnd();
glColor3( markedColour );
glPointSize( markedPointSize );
glBegin( GL_POINTS );
for (int i = first; i <= last; i++)
{
if ( graphicsOverrideMarkState( vertices[i]->isVertexMarked() ) )
{
glVertex3( vertices[i]->getPosition() );
}
}
glEnd();
}
}
#ifdef DEBUG_PRINT_MESH_POINTERS
if ( !reflection && !overlay )
{
const Colour3f &unmarkedColour = getUnmarkedVertexColour();
glColor3( unmarkedColour );
for (int i = first; i <= last; i++)
{
Point3 pos = vertices[i]->getPosition();
std::ostringstream stream;
stream << vertices[i] << (char)0x00;
glDrawString3( pos, stream.str().c_str() );
}
}
#endif
}
glPointSize( 1.0 );
}
/*
* Resets all states (supported in the state_gl_struct)
* for the current OpenGL context to be disabled.
*
* If s is NULL then no operation will be performed.
*/
void StateGLResetAll(state_gl_struct *s)
{
#if 0
if(s == NULL)
return;
#endif
/* Reset states */
s->alpha_test = False;
glDisable(GL_ALPHA_TEST);
s->blend = False;
glDisable(GL_BLEND);
s->color_material = False;
glDisable(GL_COLOR_MATERIAL);
s->cull_face = False;
glDisable(GL_CULL_FACE);
s->depth_test = False;
glDisable(GL_DEPTH_TEST);
s->dither = False;
glDisable(GL_DITHER);
s->fog = False;
glDisable(GL_FOG);
s->lighting = False;
glDisable(GL_LIGHTING);
s->light0 = False;
glDisable(GL_LIGHT0);
s->light1 = False;
glDisable(GL_LIGHT1);
s->light2 = False;
glDisable(GL_LIGHT2);
s->light3 = False;
glDisable(GL_LIGHT3);
s->light4 = False;
glDisable(GL_LIGHT4);
s->light5 = False;
glDisable(GL_LIGHT5);
s->light6 = False;
glDisable(GL_LIGHT6);
s->light7 = False;
glDisable(GL_LIGHT7);
s->line_smooth = False;
glDisable(GL_LINE_SMOOTH);
s->point_smooth = False;
glDisable(GL_POINT_SMOOTH);
s->polygon_offset_fill = False;
glDisable(GL_POLYGON_OFFSET_FILL);
s->polygon_offset_line = False;
glDisable(GL_POLYGON_OFFSET_LINE);
s->polygon_offset_point = False;
glDisable(GL_POLYGON_OFFSET_POINT);
s->scissor_test = False;
glDisable(GL_SCISSOR_TEST);
s->stencil_test = False;
glDisable(GL_STENCIL_TEST);
s->texture_1d = False;
glDisable(GL_TEXTURE_1D);
s->texture_2d = False;
glDisable(GL_TEXTURE_2D);
s->texture_3d = False;
glDisable(GL_TEXTURE_2D);
/* Functions and paramters. */
s->alpha_func_func = GL_ALWAYS;
s->alpha_func_ref = 0.0f;
glAlphaFunc(GL_ALWAYS, 0.0f);
s->blend_func_sfactor = GL_ONE;
s->blend_func_dfactor = GL_ZERO;
glBlendFunc(GL_ONE, GL_ZERO);
s->color_material_face = GL_FRONT_AND_BACK;
s->color_material_mode = GL_AMBIENT_AND_DIFFUSE;
glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
s->depth_func_func = GL_LESS;
glDepthFunc(GL_LESS);
s->front_face_mode = GL_CCW;
glFrontFace(GL_CCW);
s->depth_mask_flag = GL_TRUE;
glDepthMask(GL_TRUE);
s->line_width = 1.0f;
glLineWidth(1.0f);
s->point_size = 1.0f;
glPointSize(1.0f);
s->polygon_offset_factor = 0.0f;
s->polygon_offset_units = 0.0f;
glPolygonOffset(0.0f, 0.0f);
s->scissor_test_x = 0;
s->scissor_test_y = 0;
s->scissor_test_width = 0;
s->scissor_test_height = 0;
glScissor(0, 0, 0, 0);
s->shade_model_mode = GL_SMOOTH;
glShadeModel(GL_SMOOTH);
s->stencil_func_func = GL_ALWAYS;
s->stencil_func_ref = 0;
s->stencil_func_mask = 0xffffffff;
glStencilFunc(GL_ALWAYS, 0, 0xffffffff);
s->stencil_op_fail = GL_KEEP;
s->stencil_op_zfail = GL_KEEP;
s->stencil_op_zpass = GL_KEEP;
glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
s->tex_env_target = GL_TEXTURE_ENV;
s->tex_env_pname = GL_TEXTURE_ENV_MODE;
s->tex_env_param = GL_MODULATE;
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
}
void mydisplay()
{
glClear(GL_COLOR_BUFFER_BIT);
glPointSize(5.0f);
double xf,yf,xf2,yf2;
//rounding
xf = rint(x);
xf2 = rint(x2);
yf = rint(y);
yf2 = rint(y2);
//swapping if necessary
if (xf2 < xf)
{
double temp = xf2;
xf2 = xf;
xf = temp;
temp = yf2;
yf2 = yf;
yf = temp;
}
//if horizontal line
if (yf2 - yf == 0)
{
double i;
glBegin(GL_POINTS);
for(i = xf; i <= xf2; ++i)
{
glVertex2f(i/100, yf/100);
}
glEnd();
glFlush();
}
//if vertical line
else if (xf2 - xf == 0)
{
double i;
glBegin(GL_POINTS);
for(i = yf; i <= yf2; ++i)
{
glVertex2f(xf/100, i/100);
}
glEnd();
glFlush();
}
//if others
else
{
//calculating m of y = mx + b
double m;
m = (yf2-yf)/(xf2-xf);
//if diagonal line
if (fabs(m) == 1.0)
{
double i,j;
glBegin(GL_POINTS);
//if yf < yf2
if (yf < yf2)
{
for(i = xf,j = yf; i <= xf2; ++i,++j)
{
glVertex2f(i/100, j/100);
}
glEnd();
glFlush();
}
else
{
for(i = xf,j = yf; i <= xf2; ++i,--j)
{
glVertex2f(i/100, j/100);
}
glEnd();
glFlush();
}
}
//if others
else
{
//if slope is small
if (fabs(m) < 1)
{
glBegin(GL_POINTS);
glVertex2f(xf/100, yf/100);
double yi,i;
for (i = xf+1; i <= xf2 ; ++i){
yi = yf + m;
yf = yi;
yi = rint(yi);
glVertex2f(i/100, yi/100);
}
glEnd();
glFlush();
}
// if slop is large
else
{
double i,xi;
glBegin(GL_POINTS);
//if yf < yf2
if (yf < yf2)
{
glBegin(GL_POINTS);
glVertex2f(xf/100, yf/100);
double xi,i;
m = 1/m;
for (i = yf+1; i <= yf2 ; ++i){
xi = xf + m;
xf = xi;
xi = rint(xi);
glVertex2f(xi/100, i/100);
}
glEnd();
glFlush();
}
else
{
glBegin(GL_POINTS);
glVertex2f(xf2/100, yf2/100);
double xi,i;
m = 1/m;
for (i = yf2+1; i <= yf ; ++i){
xi = xf2 + m;
xf2 = xi;
xi = rint(xi);
glVertex2f(xi/100, i/100);
}
glEnd();
glFlush();
}
}
}
}
}
