Linked Questions

-4
votes
1answer
526 views

Isometric Rendering and Picking [duplicate]

Possible Duplicate: Isometric rendering and picking? I've been looking for a formula to plot (world->screen) and mouse pick (world->screen) isometric tiles in a non-diamond-shaped world. What's ...
21
votes
1answer
9k views

How to convert mouse coordinates to isometric indexes?

I draw isometric map with tile 64x32: ...
9
votes
1answer
2k views

Finding out which tile a mouse click landed in

I am working on an isometric grid based game and im having an issue trying to link a mouse click from the user to a tile. I have been able to split the problem into 2 parts : Finding a rectangle that ...
3
votes
2answers
2k views

Checking if an object is inside bounds of an isometric chunk

How would I check if an object is inside the bounds of an isometric chunk? for example I have a player and I want to check if its inside the bounds of this isometric chunk. I draw the isometric chunk'...
3
votes
2answers
4k views

HTML5 canvas screen to isometric coordinate conversion

I am trying to create an isometric game using HTML5 canvas, but don't know how to convert HTML5 canvas screen coordinates to isometric coordinates. My code now is: ...
0
votes
1answer
2k views

Isometric screen to 3D world coordinates efficiently

Been having a difficult time transforming 2D screen coordinates to 3D isometric space. This is the situation where I am working in 3D but I have an orthographic camera. Then my camera is positioned at ...
3
votes
2answers
1k views

Calculating the number of tiles shown on an isometric map

I'm currently changing an existing computer game from a top-down view to an isometric view. The map consists of an infinite number of tiles. Only the tiles which are currently visible in the players ...
3
votes
1answer
1k views

Isometric tiles drawing and picking - JAVA

I'm trying to draw isometric tiles in Java and implement a tile picking system using the mouse cursor. I draw the tiles using math formulas I found and adapted to my tile textures which you can find ...
3
votes
2answers
654 views

Isometric Tile Selection with rectangular bounding boxes

I am having problems trying to determine which tile I have selected with the mouse. Currently it selects two tiles, rather than one. Producing the following results: My tiles height, is half their ...
1
vote
0answers
803 views

2D isometric picking

I'm trying to implement picking in my isometric 2D game, however, I am failing. First of all, I've searched for a solution and came to several, different equations and even a solution using matrices. ...
1
vote
2answers
526 views

How to deal with two different axes on isometric game?

Hi! Above is a visual of the problem I am having. My game has two different coordinate systems. You have the client, or the canvas, where the game is rendered - a standard coordinate plane; however, I ...
0
votes
1answer
462 views

isometric coordinates issue: (0,0) and (5,5) are flipped?

I am having an issue with the isometric coordinates. When I enter the coordinates (5,5), the character should be at the bottom corner of the tile, but it is at the top corner, (5,5) and (0,0) look ...
2
votes
0answers
385 views

Isometric tiles math for 4:3 ratio (64 x 48 pixels)

I've read and tested the code from this article, http://clintbellanger.net/articles/isometric_math/, and also from this Isometric rendering and picking? and I can get the math and tile picking to work ...
3
votes
1answer
186 views

Rectangular selection on isometric map

Before we get started I checked the following questions: Isometric Tile Selection with rectangular bounding boxes Isometric rendering and picking? Calculating the number of tiles shown on an isometric ...
1
vote
0answers
195 views

How do I calculate the visible area of a big isometric map? [duplicate]

I have a simple isometric map of 128px x 128px, tile in a 2D field [xxxx][xxxx] I have a problem with my calculating. I need to get startx:[0], startY[0] and ...