本文整理汇总了C++中Pixel函数的典型用法代码示例。如果您正苦于以下问题:C++ Pixel函数的具体用法?C++ Pixel怎么用?C++ Pixel使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Pixel函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: Pixel
void PropPC::update() {
Prop::update();
if (age % (60 / 10) == 0) {
if (crashed) {
for (int x = 0; x < 320 / 16 + 1; x++) {
for (int y = 0; y < 200 / 16 + 1; y++) {
Pixel p = Pixel(Util::random() * 0xFF, Util::random() * 0xFF, Util::random() * 0xFF, 0xFF);
for (int px = 0; px < 16; px++) {
for (int py = 0; py < 16; py++) {
setPixel(x * 16 + px, y * 16 + py, p);
}
}
}
}
} else {
if (age % (60/4) == 0) {
caret = !caret;
GLubyte carCol = caret ? 0xFF : 0x0;
renderString("_", (text.size() + 1) * 8, lineHeight * 8, Pixel(carCol, carCol, carCol, 0xFF));
}
}
redraw();
}
}
开发者ID:Curly-,项目名称:OGL-2,代码行数:25,代码来源:Prop_PC.cpp
示例2: main
void main(int argc,String *argv) {
ArgParser a=ArgParser(argc,argv);
int as=a.intafter("-as","angles examined",16);
bool showpp=a.argexists("-spp","show winning projection profile");
bool showpps=a.argexists("-spps","show all projection profiles");
String bname=a.getarg("binary image");
a.done();
Map2d<bool> binimg=*Map2d<bool>::readfile(bname)->threshold(0.5);
ProjectionProfiler pp=ProjectionProfiler(as,binimg);
pp.showpps=showpps;
pp.showpp=showpp;
float ang=pp.getlineangle();
Pixel cen=Pixel(binimg.width/2,binimg.height/2);
Pixel diff=Pixel(V2d::angle(ang)*binimg.width);
binimg.line(cen-diff,cen+diff,true);
#ifdef USINGJFONT
jfont.writeString(Sformat("entropy=%.5f",lowestent),&binimg,0,10,8.0,true);
#endif
binimg.writefile("result.bmp");
}
开发者ID:10crimes,项目名称:code,代码行数:25,代码来源:pp002.c
示例3: line
static List<Pixel> line(Pixel a,Pixel b) {
//printf("a\n");
List<Pixel> ls;
if (a==b) {
ls.add(a);
//printf("b\n");
return ls;
}
Pixel diff=b-a;
if (abs(diff.x)>abs(diff.y)) {
int diffm=abs(diff.x);
for (int i=0;i<=diffm;i++) {
// printf("%i/%i\n",i,diffm);
// Pixel p=a+diff*((float)i/(float)diffm);
Pixel p=Pixel(a.x+mysgn(diff.x)*i,a.y+diff.y*((float)i/(float)diffm));
ls.add(p);
}
} else {
int diffm=abs(diff.y);
for (int i=0;i<=diffm;i++) {
// printf(" %i/%i\n",i,diffm);
// Pixel p=a+diff*((float)i/(float)diffm);
Pixel p=Pixel(a.x+diff.x*((float)i/(float)diffm),a.y+mysgn(diff.y)*i);
ls.add(p);
}
}
//printf("c\n");
return ls;
}
开发者ID:10crimes,项目名称:code,代码行数:29,代码来源:maths.c
示例4: Sphere
void World::build()
{
//a sample scene with 5 spheres
Sphere *sph1 = new Sphere();
sph1->set_color(Pixel(123, 255, 45));
sph1->set_center(Point3d(-400, 200, -300));
sph1->set_radius(250);
add_object(sph1);
Sphere *sph2 = new Sphere();
sph2->set_color(Pixel(255, 123, 45));
sph2->set_center(Point3d(400, -200,-100));
sph2->set_radius(200);
add_object(sph2);
Sphere *sph3 = new Sphere();
sph3->set_color(Pixel(45, 123, 255));
sph3->set_center(Point3d(400, 200,-100));
sph3->set_radius(150);
add_object(sph3);
Sphere *sph4 = new Sphere();
sph4->set_color(Pixel(123, 123, 45));
sph4->set_center(Point3d(-600, -200,-100));
sph4->set_radius(150);
add_object(sph4);
Sphere *sph5 = new Sphere();
sph5->set_color(Pixel(235, 34, 45));
sph5->set_center(Point3d(0, 0,-100));
sph5->set_radius(50);
add_object(sph5);
}
开发者ID:tigerzhua,项目名称:Ray_trace_cpp,代码行数:34,代码来源:world.cpp
示例5: HydraxLOG
Image::Pixel Image::getPixelLI(const float &x, const float &y) const
{
#if HYDRAX_IMAGE_CHECK_PIXELS == 1
if (x < 0 || x > mSize.Width ||
y < 0 || y > mSize.Height)
{
HydraxLOG("Error in Image::getPixel, x = " + Ogre::StringConverter::toString(x)
+ " y = " + Ogre::StringConverter::toString(y));
return Pixel(0);
}
#endif
float v[4];
for(int k = 0; k < 4; k++)
{
if (mChannels >= k)
{
v[k] = getValueLI(x, y, k);
}
else
{
v[k] = 0;
}
}
return Pixel(v[0], v[1], v[2], v[3]);
}
开发者ID:Aperion,项目名称:rigsofrods-next-stable,代码行数:29,代码来源:Image.cpp
示例6: main
void main(){
//すべての画素を書き換える
*background = Pixel(255);
//ImageClass#setPosのテスト
if(frame == 100){
img->setPos(0,100);
}
//biImageClass#Sizeのテスト
if(frame == 200){
load->Height(-load->Height());
}
if(frame == 250){
load->Width(-load->Width());
}
//biImageClass#Rotateのテスト
if(frame >= 300){
angle += 10;
*load = base.Rotate(angle);
}
//biImageClass#Clearのテスト
if(frame == 500){
load->Clear(Pixel(255,0,0));
}
//biImageClass#Pasteのテスト
background->Paste(0,0,*load);
frame++;
img->Paste(0,0,*background);
}
开发者ID:leftfelt,项目名称:LeftFelt,代码行数:35,代码来源:main.cpp
示例7: getPixel
Pixel getPixel( Im::Position, BrightnessType br ) const {
unsigned char part = br & 0xFF;
return inv(
( br < 0x100 ) ? Pixel( part, 0, 0 ) :
( br < 0x200 ) ? Pixel( 0xFF, part, 0 ) :
Pixel( 0xFF, 0xFF, part ) );
}
开发者ID:matoho,项目名称:rapidSTORM,代码行数:7,代码来源:hot.cpp
示例8: extract_cc_
int extract_cc_(Pixel p, std::vector<Pixel> &cc, ImageGray<BYTE> &img)
{
std::stack<Pixel> s;
BYTE *pColor;
if (img.pixelInside(p.x, p.y))
pColor = &img.pixel(p.x, p.y);
else
return 0;
while (*pColor == 0 || !s.empty())
{
if (*pColor == 0) {
cc.push_back(p);
*pColor = 255;
s.push(Pixel(p.x+1, p.y));
s.push(Pixel(p.x-1, p.y));
s.push(Pixel(p.x, p.y+1));
s.push(Pixel(p.x, p.y-1));
}
p = s.top();
s.pop();
if (img.pixelInside(p.x, p.y))
pColor = &img.pixel(p.x, p.y);
else
*pColor = 255;
}
return cc.size();
}
开发者ID:flm8620,项目名称:Calib3DTools,代码行数:27,代码来源:abberation.cpp
示例9: calculate_pixel_location
void RayTracer::trace_rays(){
int i,j;
SbVec3f pix_pos, d_vec;
double a,b,c;
float color_scale;
SbVec3f color;
std::vector<Pixel> image_row;
std::cout << "Tracing rays"<<std::endl;
color[0] = 0.0;
color[1] = 0.0;
color[2] = 0.0;
for (i=0; i < y_resolution; i++){
image_row.clear();
for (j=0; j < x_resolution; j++) {
pix_pos = calculate_pixel_location(i,j);
d_vec = pix_pos - camera->position;
d_vec.normalize();
bool should_color = shade(&(camera->position), &d_vec, &color, 1);
if(should_color)
{
image_row.push_back(Pixel(min(color[0]), min(color[1]), min(color[2])));
}
else
image_row.push_back(Pixel(0,0,0));
}
image.push_back(image_row);
}
open_file();
write_to_file(image);
close_file();
std::cout<<"Done Tracing"<<std::endl;
return;
}
开发者ID:tarunrs,项目名称:homework-fall-2011,代码行数:35,代码来源:raytracer.C
示例10: VideoCapture
void Calibration::init(){
if(device){
cam = VideoCapture(idCam);
for(int i = 0 ; i < 30 ; i++){
cam >> inputImage;
}
}
rotation = 0;
for(int i = 0 ; i < 3 ; i++){
staticVisionColorHelper[i] = 0;
staticVisionColorHelper[i+3] = 255;
staticVisionColor.min = Pixel(0, 0, 0);
staticVisionColor.max = Pixel(0, 0, 0);
}
// Se o estágio de calibragem é uma cor
if(calibrationStage >= 0 && calibrationStage <= 7){
calibrationVisionColor();
}else{
if(calibrationStage == ROTATION){
calibrationRotation();
}else
if(calibrationStage == CUT){
calibrationCut();
}
}
}
开发者ID:manoelstilpen,项目名称:VSS-Vision,代码行数:28,代码来源:Calibration.cpp
示例11: return
Uint8 WgSDLSurface::Alpha( WgCoord coord ) const
{
// All pixels are transparent if we don't have any surface...
if( !m_pSurface )
return 0;
// Opacity tests below done in order to match SDL blitting rules (hopefully).
// First, if surface has SDL_SRCALPHA + alpha channel we ignore everything
// else.
if( m_pSurface->flags & SDL_SRCALPHA && m_pSurface->format->Amask )
return ((Pixel(coord) & m_pSurface->format->Amask) >> m_pSurface->format->Ashift) << m_pSurface->format->Aloss;
// Secondly, check for colorkey, return transparent if match.
if( m_pSurface->flags & SDL_SRCCOLORKEY )
{
if( Pixel( coord ) == 0 )
return 0;
}
// Third, if surface has SDL_SRCALPHA we return the surace alpha value.
if( m_pSurface->flags & SDL_SRCALPHA )
return 0;//m_pSurface->format->alpha;
// Fourth, all tests passed, pixel is opaque.
return 255;
}
开发者ID:tempbottle,项目名称:WonderGUI,代码行数:32,代码来源:wg_sdlsurface.cpp
示例12: printf
Vnd *summarise(List<Pixel> *ps) {
printf("X\n");
Vnd *nv=new Vnd(nummeasures);
printf("Y0\n");
float f=measureedgeanglecancelling(ps);
printf("Y1\n");
nv->setaxis(1,f);
printf("Y2\n");
nv->setaxis(2,sqrt(measureglvariance(ps)));
printf("Y3\n");
nv->setaxis(3,measurehiststability(ps));
printf("Y4\n");
nv->setaxis(4,measureedgecount(ps));
// nv->setaxis(5,measureoldedgeanglecancelling(ps));
printf("Z\n");
if (show)
for (int i=1;i<=nummeasures;i++)
if (ps->len>1)
for (int j=1;j<=ps->len;j++)
measmaps.num(i)->setpos(ps->num(j),nv->getaxis(i));
else {
for (int x=0;x<windres;x++)
for (int y=0;y<windres;y++)
measmaps.num(i)->setpos(ps->num(1)-Pixel(windres/2,windres/2)+Pixel(x,y),nv->getaxis(i));
}
printf("Z1\n");
return nv;
}
开发者ID:10crimes,项目名称:code,代码行数:28,代码来源:other.c
示例13: main
void main(int argc,String *argv) {
ArgParser a=ArgParser(argc,argv);
int as=a.intafter("-as","angles examined",16);
String bname=a.getarg("binary image");
a.done();
Map2d<bool> binimg=*Map2d<bool>::readfile(bname)->threshold(0.5);
List<float> angs;
for (float a=0;a<=pi;a+=pi/(float)as)
angs.add(a);
List<Map1d<int> > pps=getprojprofiles(binimg,angs);
float lowestent=0.0;
int lowestind=-1;
for (int i=1;i<=pps.len;i++) {
// Map2d<bool> d=pps.p2num(i)->draw();
float ent=pps.p2num(i)->entropy();
if (ent<lowestent) {
lowestent=ent;
lowestind=i;
}
// jfont.writeString(Sformat("%.5f",ent),&d,0,12,10.0,true);
// d.writefile(getnextfilename("pp","bmp"));
// d.freedom();
}
float ang=lowestind*pi/(float)as;
Pixel cen=Pixel(binimg.width/2,binimg.height/2);
Pixel diff=Pixel(V2d::angle(ang)*binimg.width);
binimg.line(cen-diff,cen+diff,true);
jfont.writeString(Sformat("entropy=%.5f",lowestent),&binimg,0,10,8.0,true);
binimg.writefile("result.bmp");
printf("Lowest was %i with %.5f\n",lowestind,lowestent);
}
开发者ID:10crimes,项目名称:code,代码行数:35,代码来源:pp001.c
示例14: GetPixel
void Image::Shift(double sx, double sy)
{
for(int y = 0; y < height; y++) {
int y_ = (0 < sy) ? height - 1 - y : y;
for(int x = 0; x < width; x++) {
int x_ = (0 < sx) ? width - 1 - x : x;
if(sx == floor(sx) && sy == floor(sy))
GetPixel(x_, y_) = (ValidCoord(x_ - (int) sx, y_ - (int) sy))
? GetPixel(x_ - (int) sx, y_ - (int) sy) : Pixel(0, 0, 0);
else {
if(sampling_method == IMAGE_SAMPLING_HAT) {
if(ValidCoord(x_ - (int) sx, y_ - (int) sy)) {
float h_r, h_g, h_b, h_all, h_tmp;
h_r = h_g = h_b = h_all = 0.0f;
for(int c = -1; c < 2; c++) {
for(int r = -1; r < 2; r++) {
if(ValidCoord(x_ - (int) sx + r, y_ - (int) sy + c)) {
h_tmp = hat(-((int) sx) + r + (float) sx)
* hat(-((int) sy) + c + (float) sy);
h_all += h_tmp;
h_r += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).r * h_tmp;
h_g += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).g * h_tmp;
h_b += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).b * h_tmp;
}
}
}
GetPixel(x_, y_).SetClamp(h_r / h_all, h_g / h_all, h_b / h_all);
}
else GetPixel(x_, y_) = Pixel(0, 0, 0);
}
else if (sampling_method == IMAGE_SAMPLING_MITCHELL) {
if (ValidCoord(x_ - (int) sx, y_ - (int) sy)) {
float h_r, h_g, h_b, h_all, h_tmp;
h_r = h_g = h_b = h_all = 0.0f;
for(int c = -4; c < 5; c++) {
for(int r = -4; r < 5; r++) {
if(ValidCoord(x_ - (int) sx + r, y_ - (int) sy + c)) {
h_tmp = mitchell(-((int) sx) + r + (float) sx)
* mitchell(-((int) sy) + c + (float) sy);
h_all += h_tmp;
h_r += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).r * h_tmp;
h_g += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).g * h_tmp;
h_b += (float) GetPixel(x_ - (int) sx + r, y_ - (int) sy + c).b * h_tmp;
}
}
}
GetPixel(x_, y_).SetClamp(h_r / h_all, h_g / h_all, h_b / h_all);
}
else GetPixel(x_, y_) = Pixel(0, 0, 0);
}
}
}
}
}
开发者ID:aqchin,项目名称:imagesignal,代码行数:57,代码来源:image.cpp
示例15: arrow
virtual void arrow(Pixel a,Pixel b,myRGB c) {
this->line(a,b,c);
V2d diff=V2d(b-a);
V2d perp=V2d(diff.y,-diff.x);
V2d l=V2d(a)+0.9*diff+perp*0.1*diff.mag();
V2d r=V2d(a)+0.9*diff-perp*0.1*diff.mag();
this->line(b,Pixel(l),c);
this->line(b,Pixel(r),c);
}
开发者ID:10crimes,项目名称:code,代码行数:9,代码来源:writeable.c
示例16: opencircle
void opencircle(int x,int y,float r,CT c) {
Pixel last=Pixel(x,y+r);
int steps=4+r/2;
for (int i=1;i<=steps;i++) {
float a=2.0*pi*(float)i/(float)steps;
Pixel next=Pixel(x+r*sin(a),y+r*cos(a));
line(last,next,c);
last=next;
}
}
开发者ID:10crimes,项目名称:code,代码行数:10,代码来源:writeable.c
示例17: Pixel
void IPLCanny::trace( int x, int y, double lowThreshold, IPLOrientedImage* dI, IPLImagePlane* image )
{
int width = dI->width();
int height = dI->height();
Queue queue;
queue.push_back( Pixel( x,y ) );
while( ! queue.empty() )
{
Pixel c = queue.front(); queue.pop_front();
if( c.x<width && c.x >=0 && c.y<height && c.y>=0 )
{
if( dI->magnitude(c.x,c.y)>lowThreshold && (! image->p(c.x,c.y)) )
{
image->p(c.x,c.y) = 255;
queue.push_back( Pixel( c.x+1, c.y ) );
queue.push_back( Pixel( c.x, c.y+1 ) );
queue.push_back( Pixel( c.x-1, c.y ) );
queue.push_back( Pixel( c.x, c.y-1 ) );
queue.push_back( Pixel( c.x+1, c.y+1 ) );
queue.push_back( Pixel( c.x-1, c.y+1 ) );
queue.push_back( Pixel( c.x-1, c.y-1 ) );
queue.push_back( Pixel( c.x+1, c.y-1 ) );
}
}
}
}
开发者ID:rodoviario,项目名称:ImagePlay,代码行数:26,代码来源:IPLCanny.cpp
示例18: Pixel
void Object::Circle(u32 X, u32 Y, u32 r, u32 Color){
u32 rr = r*r;
for(u32 y=0;y<r;y++){
u32 width=sqrt(rr-y*y);
for(u32 x=0;x<width;x++){
Pixel(X+x, Y+y, Color);
Pixel(X+x, Y-y, Color);
Pixel(X-x, Y+y, Color);
Pixel(X-x, Y-y, Color);
}
}
}
开发者ID:wargio,项目名称:NoRSX,代码行数:12,代码来源:Objects.cpp
示例19: Brighten
void R2Image::
Brighten(double factor)
{
// Brighten the image by multiplying each pixel component by the factor.
// This is implemented for you as an example of how to access and set pixels
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
Pixel(i,j) *= factor;
Pixel(i,j).Clamp();
}
}
}
开发者ID:mileswu,项目名称:cos426,代码行数:12,代码来源:R2Image.cpp
示例20: RadarColor
namespace Colors {
const Pixel RadarColor(10, 25, 10, 0);
const Pixel RadarEnd(132, 132, 132, 0);
const Pixel RadarBorder(132, 132, 132, 0);
const Pixel RadarWall(90, 90, 90, 0);
const Pixel SafeColor(24, 82, 24, 0);
const Pixel EnemyColor[2] = { Pixel(82, 82, 214, 0), Pixel(165,165,255,0) };
const Pixel EnemyBallColor(255, 57, 74, 0);
const Pixel EnergyColor[2] = { Pixel(181, 181, 255, 0), Pixel(99, 99, 206, 0) };
const Pixel XRadarOn(41, 107, 41, 0);
const Pixel XRadarOff(24, 82, 24, 0);
}
开发者ID:aurickq,项目名称:monkeybot,代码行数:12,代码来源:Colors.cpp
注:本文中的Pixel函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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