Questions tagged [image]

Questions related to images, including creation and modification

Filter by
Sorted by
Tagged with
327
votes
20answers
347k views

Where can I find free sprites and images? [closed]

I need sprites and images, such as characters, landscapes and others. Where can I find them?
70
votes
5answers
50k views

Which image format is more memory-efficient: PNG, JPEG, or GIF?

Which image format is more efficient to save memory? PNG, JPEG, or GIF?
6
votes
2answers
3k views

OpenGL 3.0+ framebuffer to texture/images

I need a way to capture what is rendered on screen, i have read about glReadPixels but it looks really slow. Can you suggest a more efficient or just an alternative way for just copying what is ...
7
votes
1answer
4k views

How can I convert a 2D bitmap (Used for terrain) to a 2D polygon mesh for collision?

So I'm making an artillery type game, sort of similar to Worms with all the usual stuff like destructible terrain etc... and while I could use per-pixel collision that doesn't give me collision ...
9
votes
2answers
33k views

How to detect mouse over for UI image in Unity 5?

I have an image that I have setup to move around and zoom in and out from. The trouble is the zoom can be done from anywhere in the scene, but I only want it to zoom when the mouse is hovering over ...
10
votes
3answers
4k views

Storing a hex grid

I've been creating a small hex grid framework for Unity3D and have come to the following dilemma. This is my coordinate system (taken from here): It all works pretty nicely except for the fact I have ...
7
votes
4answers
36k views

Free to use resources for 2d platformer Sprites [closed]

I've looked at a couple other questions about Sprites but most seem to apply to Isometric or RPG related sprites. So I'm wondering if there is a decent place for 2D side scrolling plat-former type ...
7
votes
2answers
5k views

How can I resize pixel art in Pyglet without making it blurry?

I have a tileset of 8x8 pixel images, and I want to resize them in my game so they'd be double that (16x16 pixels, e.g. turning each pixel into a 2x2 block.) What I'm trying to achieve is a Minecraft-...
3
votes
2answers
2k views

State of the art in image compression?

I'm looking for good algorithms for compressing textures offline (ie decompressing them at install or load time, I know about using DXT/3DC to save runtime video memory, but these create awful visual ...
1
vote
3answers
10k views

How can I use a char array to store image data?

I am learning the physics engine Chipmunk. In the source code, the example demo "LogoSmash" uses char array to store image_data, ...
5
votes
1answer
518 views

Rendering scaled-down card images

I have high-quality SVG card images, but they drastically lose their quality when I downsize them. I have tried two ways of rendering cards (using Inkscape and Imagemagics): 1) Render SVG to high-res ...
3
votes
1answer
1k views

Pygame performance issue for many images

I've made a script for generating a game world based off of image pixel data. Trying to make a python map editor My progress so far has resulted in a program which loads an image and draws sprites ...
3
votes
1answer
2k views

When should I use color keying vs PNG transparency?

SDL (and other toolkits) can use color keying to make a certain color in an image transparent. Alternatively, you could load a PNG image that supports transparency. When should I use which?
1
vote
2answers
80 views

Display image a couple seconds after an enemy spawns?

So right now I have enemies that spawn behind objects with a delay. What I need is to display an image on the screen 5 seconds after each enemy spawns (it's to show the player it has been "attacked")...
0
votes
3answers
2k views

Can I use copyrighted images and music in my game? [duplicate]

I am working on my first ever project , and I have used some copyrighted images(images taken from some other well recognized games). Is it even possible that I edit the images a little bit and then ...