Graphics are visual presentations. There are many types of graphics, for example, photographs, drawings, line art, graphs, and charts. Computer graphics primarily consist of bitmap and vector graphics.
2
votes
0answers
21 views
Creating a stitched scene using glFrustum
I have a program in which I can make a scene render on a screen as per the user's position. As the user changes position, the frustum changes to give off-axis projection. I want to utilize the ...
0
votes
0answers
14 views
How to find the location of JOGL openGL object , after rotation?
I have a rotating object - a cube , here :
@Override
public void display(GLAutoDrawable gLDrawable)
{
moveFirstPerson();
checkCameraCollisionWithObject();
final GL gl = ...
4
votes
2answers
46 views
How to detect one element sitting on top of another
I have this situation:
I need to detect situation when element sitting on top of another. This is SVG elements:
<circle r="210.56" fill="#1ABCDB" id="01" priority="4" cx="658" ...
0
votes
1answer
49 views
Using OpenGL to write to an image file
I'm just curious if there is a way to use OpenGL to write pixel data to an external JPEG/PNG/some other image file type (and also create an image to write the data to if one does not already exist). I ...
2
votes
4answers
47 views
How to Draw Lines with delay?
How to add a time delay while drawing line in picturebox? I am using C #,visual studio 2010.
Graphics g = picturebox.CreateGraphics();
Pen p = new Pen(Color.Red);
for (int j = 1; j < 10; j++)
{
...
-1
votes
0answers
11 views
Implicit Surface Model vs Parametric Patch [closed]
Can someone explain the difference between implicit surface models and parametric patch models? I'm not entirely sure how they differ. As I understand it (which is probably wrong, I missed all these ...
0
votes
1answer
17 views
Scaling a line/custom shape in KineticJS
I have created a rather crude shape in KineticJS which is meant to represent a spring. At the moment it is a line with 7 distinct points. Upon certain actions of the user the spring would be gradually ...
-2
votes
0answers
5 views
Why is there not an official overview about image sizes? [closed]
Like this: http://krababl.de/die-optimale-grose-der-grafiken-auf-facebook/
It's hard to find reliable up to date information about image sizes because they get changed so frequently.
0
votes
0answers
4 views
DISLIN graph window becomes unresponsive after a mouse click
I'm using the DISLIN library to plot a graph real time with Visual Studios 2010. I have the graph being continuously updated (by not having it write to a pixmap) and displayed. I call disini() and ...
0
votes
0answers
11 views
See openGL window rendered by external graphics card on default screen. [migrated]
I am using a virtual machine with VGA pass-through as a result of which my VM has 2 VGA cards.
The default one ;
External graphics card from ATI.
I want to run the VM using the default VGA ...
-3
votes
0answers
47 views
C# water like effect (like in a fish tank) for redistributable screensaver [closed]
I am looking for some help coding a dynamic effect for the background of a c# application, which will eventually be built as a screensaver.
I am open to ideas on toolkits etc but ideally I'd like to ...
-2
votes
2answers
57 views
Which software to add a UI to my program [closed]
Ive been programming C++ for a few years (3+) to intermediate level in console and using windows forms.. However, now my target I want to build up to is some graphic rendering software like Photoshop ...
0
votes
1answer
18 views
Sampling a hemisphere using an arbitary distribtuion
I am writing a ray tracer and I wish to fire rays from a point p into a hemisphere above that point according to some distribution.
1) I have derived a method to uniformly sample within a solid ...
-5
votes
0answers
24 views
How do I implement bitmap fonts in Java? [closed]
Recently I have started a project(game) and would like to use bitmap fonts instead of the basic fonts you get. I have tried once before but I decided to start again from scratch, and was hoping if you ...
1
vote
1answer
27 views
How to reorientate the near and far planes from gluUnProject to account for camera position and angle?
I am trying to have a ray be traced from a mouse click on the screen into 3D space. From what I understand, the default position and orientation looks like this:
from this code:
GLint ...