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1108 просмотров

Can Flex wrap Java applets?

I'm just learning about Flex and I'm loving it. Unfortunatly I still have to make the decision on which RIA technology to use and its dependent on, among other things, from the following case: How can we wrap a java applet around a Flex application? More specifically, I would like to wrap/integr...

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2ответов
6683 просмотров

WPF and 3D how do you change a single position point in 3D space?

I have a VERY simple 3D space defined in WPF, which defines a 3D rectangle, I was hoping to be able to manipulate each one of the Point3D objects (in the "Positions") property on the MeshGeometry3D, but Im having trouble with it... Here is my XAML: <Grid> <Viewport3D Name="ViewPort...

3
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3ответов
7752 просмотров

Calculate 3D vector perpendicular to a plane generated by two vectors

I am new to dealing with 3D, and even simple stuff makes my head spin around. Sorry for the newbie question. Lets say I have 2 vectors: a(2,5,1) b(1,-1,3) These vectors "generate" a plane. How can I get a third vector perpendicular to both a and b? I can do this in 2D using a vector c(A,B) a...

0
голосов
1ответов
651 просмотров

Stage Not Tracking MouseX or MouseY Without Clicking

I've a fairly simple little cs4 project where my desired effect is a clock face rotating in 3d space to match where the mouse is on the stage, but, for some reason, in order for the clock face to seek out the mouse position, I have to click the stage. Is this happening for anyone else? And, if ...

5
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4ответов
536 просмотров

Should I go 3D for my game? If so, how far and any good tutorials?

I have been working on a java simulation game for some time (remaking theme hospital in my own way). Up to now, I have done everything in 2d, using squares and circles etc. I have looked for some tutorials on how to do 3d in java, found coke and code, however I am unsure if this is what i need to...

5
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4ответов
1128 просмотров

Are there any simple programs for 3D fractal visualization?

Preferably with a source code, but algorithm description would be enough.

2
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2ответов
2480 просмотров

WPF and 3D to create a bowl effect

How would one go about either using the 3D components of WPF or using a pseudo 3D effect to create a "Bowl" effect, where the user is looking down on a bowl and can drag around rectangles and have the rectangles perspective change so that it looks like they move up, down and around the bowl? I'm ...

5
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2ответов
6445 просмотров

How to get camera up vector from roll, pitch, and yaw?

I need to get an up vector for a camera (to get the right look) from a roll, pitch, and yaw angles (in degrees). I've been trying different things for a couple hours and have had no luck :(. Any help here would be appreciated!

0
голосов
1ответов
2034 просмотров

Rendering different triangle types and triangle fans using vertex buffer objects? (OpenGL)

About half of my meshes are using triangles, another half using triangle fans. I'd like to offload these into a vertex buffer object but I'm not quite sure how to do this. The triangle fans all have a different number of vertices... for example, one might have 5 and another 7. VBO's are fairl...

0
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1ответов
720 просмотров

Rendering a 3D mesh object

I have a problem about rendering a 3D mesh object. I prepared the 3D mesh object in C# and rendered it. Unfortunately, the edges that must be sharp are camber. Could one explain me what the reason is. I am using visual studio 2008 - C# Express Edition. The 3D closed mesh object has appr. 66.0...

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4ответов
4287 просмотров

Multiple meshes in one vertex buffer?

Do I need to use one vertex buffer per mesh, or can I store multiple meshes in one vertex buffer? If so, should I do it, and how would I do it?

0
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2ответов
1356 просмотров

How do i use perspective projection in this library

i found a library called pyeuclid and it seems to do what i want in respect to 3D math. it contins a 3D vector class and a 4X4 matrix class capable of transformations like rotate,translate and scale. matrix creation is simple, simply pass along the arguments and the matrix is created. >&gt...

18
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9ответов
14134 просмотров

3d Math Library For Python

i'm looking for a 3d math library in python or with python bindings. it needs to handle rotation, translation, perspective projection, everything basically. what im NOT looking for is a library aimed at drawing on the screen, googling for hours only led to 3d libraries bent on rendering someth...

0
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1ответов
379 просмотров

Is There an Offset Equation for Z Position Change in Actionscript?

Say I have a movie clip that when loaded I set it's .z position to 2000 to make it look far off in the background... How in the world can I set it's x and y points with any certainty as to where it will appear on the stage? Is there an equation? E.g.; original.x = 200; original.y = 200; origin...

0
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1ответов
1131 просмотров

3d maths in Flash AS3

I'm trying to code a 3d wall like http://www.flashloaded.com/flashcomponents/3dwall/ The shape I am looking to create is like a bath or arena where it is a curve cornered rectangle with sloping sides. The image below shows what i'm trying to achieve if viewed from above. I hope that helps. ...

4
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4ответов
558 просмотров

How i can recreate this effect 3D

Hi i been looking a webpage and i found out a a website with beautiful effect ,here is the link Beautifl effect I like recreate these multi layers of background and when the mouse move you see a beautiful, almost 3D, illusion going on. The shapes seem to move in a fluid like motion in 3D, a fak...

3
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1ответов
2090 просмотров

Attach an object to the view platform in Java3D

In my Java3D application, I have a movable viewing platform (thanks to "OrbitBehavior" and "KeyNavigatorBehavior" behaviors for example) so I can change my point of view to the scene. Now, I would like to add an object which is "static" over my view, i.e. always viewed the same way when I move my...

1
голосов
1ответов
714 просмотров

How do I adjust the overall alpha value of a Collada Model in Flash PaperVision3D?

I want to display a Collada model over top of a video stream and dynamically adjust its alpha value. Right now I have it partially working in PaperVision but I can't seem to set the alpha of the model at all. I have tried a few things from google. For non-Collada models the following works fin...

0
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2ответов
3413 просмотров

Learning to create animations in C++

does anyone know where I can learn to create and manipulate animations in c++ for the purpose of game development?

2
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4ответов
2309 просмотров

FPGA for 3d rendering/modelling

I am an experienced C#/.NET developer (actually this is all irrelevant because FPGA is like another level of complexity). While my level of ability is not expert like in C# as I still sometimes look stuff up (but not very often, though I struggle with some syntax/advanced concepts), my boss does ...

1
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2ответов
1907 просмотров

Wrapping an image around 3d object for easy 2d printing

Looking for method for wrapping a 2d image around a 3d object, such as a helmet, and then unwrapping it back to 2d image to allow printing. For example, you have a photograph that you want to use to wrap a bike helmet. You do not want the image to be distorted even though it will be wrapped on co...

12
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5ответов
19992 просмотров

Convert 2d images to 3d model

I need to display 3d sculptures in my application, but all I will have initially is 2d images of sculpture from different angles( angle and count of images is under our control) 1. Is there any library which can do that, e.g. take 8 images from all side and stitch it into a 3D model? Any opensou...

2
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3ответов
1161 просмотров

Recommended 3D Programming Aspects for Light/Laser Show Simulator?

Hey guys, I would like to develop a light/laser show editor and simulator, and for this of course I am going to learn some graphics programming. I am thinking about using C# and XNA. I was just wondering what aspects of graphics programming I should research or focus on given the project I am wo...

15
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3ответов
54287 просмотров

How do I reproduce this heart-shaped mesh in MATLAB?

I want to plot a heart shape wireframe as shown in the following image (source): I have tried to make it by using this MATLAB program: n=100; x=linspace(-3,3,n); y=linspace(-3,3,n); z=linspace(-3,3,n); [X,Y,Z]=ndgrid(x,y,z); F=((-(X.^2) .* (Z.^3) -(9/80).*(Y.^2).*(Z.^3)) + ((X.^2) + (9/4).* (...

0
голосов
2ответов
279 просмотров

Rendering a 3d wpf model as an image and passing back to a website

I have a requirement to do the following. Pass a set of variables from a website to a backend webservice Apply the variables to a WPF 3D model. Generate an image and pass back to the website. Is this possible?

2
голосов
2ответов
256 просмотров

Why is my Processing app not behaving?

I am learning to use Processing, and have modified one of the examples to create this applet. I have two questions: Why are the spheres oblate? The spheres in the example I cribbed from were nice and round. Why do I get the light showing on the outside edges of the spheres, when the point sour...

0
голосов
1ответов
851 просмотров

How does one interact with OBJ-based 3D models on iPhone?

I have a few different OBJ files that I am able to parse and display. This code is based on Jeff LaMarche's The Start of a WaveFront OBJ File Loader Class. However, I need some means of detecting what coordinates I have selected within a displayed model. Usually there is one model displayed at a ...

2
голосов
1ответов
1515 просмотров

Flash CS4 Rotating Around Z Axis Without Distorting For Stage Center, Is It Possible?

I've got three boxes rotating around their Z axis respectively. What I'm trying to do is keep them rotating around their respective Z axis without distorting if I move them away from the center of my stage. addEventListener(Event.ENTER_FRAME, rotateBoxes); function rotateBoxes(e:Event):void...

0
голосов
1ответов
777 просмотров

How can I create a flat marker in Google maps 3d flash api?

When using map3d, the default marker creation is always perpendicular to the viewport. How can I create a marker that lays down flat against the map? I can't use GroundOverlay because it becomes overly tiny when the map is zoomed out. How can I create a matrix3d object that will rotate/scale/s...

14
голосов
4ответов
25120 просмотров

Find the normal angle of the face of a triangle in 3D, given the co-ordinates of its vertices

As you may be able to tell from this screenshot, I am trying to make a physics engine for a platformer I am working on, but I have run into a definite problem: I need to be able to find out the angle of any one of the triangles that you can see make up this mesh, so that I can work out the rotati...