The process of generating an image or series of images from a model by means of computer programming.

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1answer
1k views

How to render a tilemap efficiently? [duplicate]

I'm using this code to load a tiled map, composed of 1000x1000 32x32px tiles: map = new TmxMapLoader().load("levels/xyz.tmx"); camera = new OrthographicCamera(); camera.setToOrtho(false, ...
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2answers
152 views

One or multiple VertexBuffers

I'm currently working on a personal project where I'm trying to load the levels and all of the geometry from the game "Medal of Honor Allied Assault" into my own C# code-base based on SharpDX. I ...
3
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1answer
275 views

How do I improve terrain rendering batch counts using DirectX?

We have determined that our terrain rendering system needs some work to minimize the number of batches being transferred to the GPU in order to improve performance. I'm looking for suggestions on how ...
2
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4answers
1k views

Entity/Component based engine rendering separation from logic

I noticed in Unity3D that each gameObject(entity) have its own renderer component, as far I understand, such component handle rendering logic. I wonder if it is a common practice in entity/component ...
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2answers
2k views

Problem rendering cube using DirectX 11

I'm toying with DirectX 11 and am trying to render a simple cube, but I can't seem to get anything to show (except the clear color, which is a good sign I suppose...) Everything seems to be working, ...
2
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1answer
243 views

Sketchup model renders wrong in XNA

My XNA model renders wrong. It should render like that: But it renders like that: The background doesn't matter. It's just the model that renders wrong. Here is the drawing code: protected ...
3
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1answer
234 views

Where should I put my mob rendering code?

I'm making a simple LWJGL game. However, I'm a bit confused about rendering. So I have a Mob class and a TriangleMob is a basic enemy. package daniel.entity.Mob; public class TriangleMob { ...
4
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1answer
357 views

Applying an outline effect to primitives

I am trying to draw an outline on a collection of quads in Direct3D. I have three intersecting quads on the same plane in the following configuration: (The different colors here are just to ...
2
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1answer
255 views

Not repeating background in platformer [closed]

I need to make not repeating background for platformer. I can't find any description of implementation and I developed algorithm but I'm not sure that it's right. I can't load one big texture per ...
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2answers
1k views

Best technique to create oldschool (fake 3D) racing game?

What would be a good approach to develop the render system for an oldschool type racing game that uses a pseudo 3D scenery, like for example Outrun or Lotus Esprit Turbo Challenge? There's an endless ...
0
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1answer
117 views

Rendering an object more than once

Right now I'm facing the issue of rendering the same objects more than once in Directx 11, as the object has: A diffuse shader A directional lighting shader A texture shader Now the final color ...
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1answer
258 views

Using two FBOs results in the second FBO having nothing drawn to [closed]

I'm writing a deferred renderer, and I use two FBOs: the first one for G-buffer (color, normal, depth) and the second one for lighting (light output), so the first one has three textures bound and the ...
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1answer
129 views

Books that discuss practical rendering techniques? [closed]

I'm looking for some books that discuss practical rendering topics like say rendering a bsp level or md2/3 mode, making a little quake like game as the goal or something to that effect. Any ...
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1answer
417 views

XNA 2D game fullscreen issue

Hello! I am creating a 2D farming game using XNA - just today I have tried applying full screen to it, and I realized I failed badly with something. It cuts off a bit of the lower part [item hotbat ...
0
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1answer
289 views

How to scale a texture in OpenGL/LWJGL?

How would I take a texture and render it to a specific size? The texture I'm rendering has a 1:1 ratio so I want to be able to render the whole image like if the window is wide then put black outlines ...
2
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2answers
354 views

How do I calculate consistent frame timings at 60fps?

I'm writing an HTML canvas game that uses requestAnimationFrame and therefore runs at 60fps, although this is more of a question about failing arithmetic than about JavaScript. If I measure the time ...
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2answers
426 views

Tile-based game with DirectX - issues with transparency and StretchRect

In my current project I have a class which loads a map file and then it should load all associated tilesets (no transparent tiles - I used to work with magenta as a colorkey) and precreate a surface ...
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6answers
595 views

Is it good to sort objects list before every rendering?

I need to render a "tile" game, which are like these: or or I don't know how to render them in correct order. I intend to perform a sorting operator before every rendering (depending on their ...
1
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1answer
819 views

haxe level scrolling

How would level scrolling be implemented with haxe and nme? I started plying with haxe and currently the only way to display things on screen is by using nme.display.Sprite. I don't think changing ...
1
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1answer
436 views

Collision detection against specific sprite shape using XNA with Farseer Physics?

I am making a 2D XNA Game, using Farseer Physics for collisions. I need collisions to be resolved against the actual shape of the sprite image, ignoring transparent pixels, rather than against the ...
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2answers
540 views

8-bit Game: To pre-scale images, or post scale my Cocos2d scene. Which is the better approach?

I'm wanting to develop a game with an 8-bit feel. Since this game is mostly for my personal enjoyment, I've set a requirement that I want my game to have an 8-Bit feel to it that is most similar the ...
2
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0answers
115 views

How to improve my maxscript random blood generation code?

The idea was simple. Draw basic blood drop meshes. Shuffle them with random generator to get final drop's. Export and render them in game as other meshes. The problem is that it's not looks like a ...
3
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1answer
356 views

How do I render a filled and stroked path using OpenGL?

I want to render a 2-dimensional geometric path consisting of Bézier curves and straight lines. Paths can be concave. What is the most efficient way to draw this using modern OpenGL? Can I do this ...
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2answers
122 views

Images not rendering in Slick

I have built a game that uses the Slick framework. The maps are tmx files and were built using TileD. The game iterates through a list of players and maps - once a game with a player and map is ...
9
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2answers
971 views

Why are some games using some dithering pattern instead of traditional alpha for transparency?

Recently, I have seen some 3D games (eg: GTA IV) to use some kind of ordered dithering to simulate transparency / alpha. The polygons are not transparent as usual, but instead render a dithering ...
3
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1answer
301 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 ...
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2answers
379 views

Should the world transformation matrix be stored in a constant buffer when rendering?

Generally when rendering objects you would: Apply world transformation to go from object space to world space Apply view transformation to go from world space to camera space Apply perspective ...
1
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1answer
187 views

Mapped texture to a gluSphere not wrapping correctly

I have a 3D sphere rendered using JOGL by means of GLUquadric. I'm trying to add a texture but it is not rendering as correctly. Does anyone understand why the texture (upper-right of sphere) isnt ...
0
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1answer
450 views

Custom VertexDeclaration for Color, Texture, Normal

What is the best way to create a VertexDeclaration, that makes it able to render a Shape consisting of vertices and also be able to store a color for the shape (in case the texture can't be rendered - ...
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4answers
1k views

Rendering multiline text with SDL_TTF

Can you use any function to render more than a line of text in a surface? If you can't do this, what whould be the way to go? I am doing the following: Create a surface (not sure if should be a ...
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3answers
465 views

Event Based Render / Update Loop

I'm working on a few game dev tools which use OpenGL or DirectX to render 3D models (viewing). Consider your favorite 3D modeling software package (Softimage, Maya, 3DS Max, modo, etc.). Note that ...
11
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1answer
741 views

OpenGL - white edges on cubes

In a minecraft-like game I'm making, I get white edges on my cubes: It is much more noticeable in darker textures. The textures are being setup like this: glTexParameteri(GL_TEXTURE_2D, ...
3
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1answer
409 views

Blender Object Appearing Gray when all Lights are Off

I have an issue with Blender where, when I turn my only light off (a sun lamp) and render the image my object appears gray rather than black (and thus, not appear to the camera). I can't figure out ...
2
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1answer
127 views

Where in a typical rendering pipeline does visibility and shading occur?

I am taking a computer graphics course. The book and the lecture notes are vague on the on the order of flow between the different steps in the rendering process. For example, if we have specified a ...
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2answers
223 views

How do I cap rendering of tiles in a 2D game with SDL?

I have some boilerplate code working, I basically have a tile based map composed of just 3 colors, and some walls and render with SDL. The tiles are in a bmp file, but each tile inside it corresponds ...
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1answer
403 views

Game Engines with real time lighting

I am studying computer graphics since 3 semesters and we just started with OpenGL. I really enjoy it and want to create my own little engine for learning purposes. I already read tons of different ...
4
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2answers
587 views

Square game map rendered as sphere

For a hobby project of mine I have created a finite voxel world (similar to Minecraft), but as I said, mine is finite. When you reach the edge of it, you are sent to the other side. That is all ...
2
votes
2answers
855 views

HTML5 - Does it have the power to handle a large 2D game with a huge world? [closed]

I have been using XNA game studio, but due to private reasons (as well as the ability to publish anywhere & my heavy interest in isogenic engine), I would like to switch to HTML5. However, I have ...
0
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1answer
128 views

Render graphics using Doubles in Graphics2D

Currently, I have a JFrame for my game to render in, and I'm using Graphics2D for drawing (The games graphics are fairly simple 2D sprites). However, my delta variable is a double, and all of the ...
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votes
1answer
332 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. ...
3
votes
1answer
156 views

blurry image rendered

I'm using Direct2D to render a PNG image using a ID2D1BitmapRenderTarget and then caling it's GetBitmap() function and rendering the image using ID2D1HwndRenderTarget::DrawBitmap(). Some of the ...
8
votes
2answers
4k views

How do I render terrain in a 2.5D perspective, like in the game Don't Starve?

I have experience in making 2D side scroller games such as Terraria, but now I want to challenge myself and make a game that has a 2.5D perspective. The game I am trying to mimic is Don't Starve. ...
3
votes
0answers
112 views

How to use a mask texture with Kobold2D

I am an iOS developer but I'm new to cocos2d. I'm working on new game, I use Kobold2D, have cocos2d installed too, and I want to make this effect: I know how is done with Flash, but can't make it ...
2
votes
1answer
223 views

Software rendering 3d triangles in the proper order

I'm implementing a basic 3d rendering engine in software (for education purposes, please don't mention to use an API). When I project a triangle from 3d to 2d coordinates, I draw the triangle. ...
6
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3answers
975 views

What is the best way to render a 2d game map?

I know efficiency is key in game programming and I've had some experiences with rendering a "map" earlier but probably not in the best of ways. For a 2D TopDown game: (simply render the ...
1
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3answers
198 views

relationship between the model and the renderer

I tried to build a simple graphics engine, and faced with this problems: i have a list of models that i need to draw, and object (renderer) that implements IRenderer interface with method ...
3
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1answer
235 views

how to change the number of rendered frames in Blender

i´m using blender to render an animation in single pictures and i want to make an 16 frames animation out of an 24 frames one without changing the set keyframes. Is there an option to skip every 3rd ...
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0answers
79 views

Rendering text with stb_font results in glitches

I'm trying to render text with OpenGL and an "inline"-font taken from the stb_fonts The relevant code for initializing the font & rendering: LabelFactory::LabelFactory() { static unsigned ...
5
votes
2answers
1k views

What is the order-less rendering technique that allows partial transparency?

I've seen somewhere rendering technique that allows order-less rendering of partially transparent sprites/objects. Though I can't remember what the technique is called, so I'm having trouble Googling ...
2
votes
1answer
999 views

Does SFML render graphics outside the window?

While working on a tile-based map I figured it would be a good idea if I would only render what the player sees on the game window, but then it occurred to me that SFML could already be optimized ...