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

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189 views

How to cache resources in my homebrew rendering system

Background: I am designing a simple 3D render system for an entity component system type architecture using C++ and OpenGL. The system consists of a renderer and a scene graph. When I finish the ...
5
votes
0answers
181 views

SVG—rendering performance

I have created a jump'n'run browser-game based on SVG. The »World« grew large (~80px * ~20000px, before scaled to viewport height) and rendering went slow. In consequence I included a range searching ...
3
votes
0answers
66 views

How to draw Shadow Volumes in one draw call?

I've got a simple app that draws 3D cubes using instance rendering and I'm implementing Shadow Volume. Each cube's vertex, uv, normal and index data are statically stored in 4 vertex array buffers. On ...
3
votes
0answers
229 views

Card Masking in Phaser

Good Day, I'm new to Phaser and still learning about it to. I am challenging my self to create a simple animation of a card flip somewhat realistic rather that making use of a scale. This is ...
3
votes
0answers
110 views

Render on texture with alpha 0 for the background colour

Sorry if the question is stupid but I am very new to opengl. I render on a target a scene with a couple of object on a background that is nothing more than the clear colour (which is ...
3
votes
0answers
673 views

AlphaToCoverage + Alpha Blending = Artifacts

I'm experiencing a strange problem using OpenGL SampleAlphaToCoverage mode. There are rendering artifacts when using alpha-blending on pixels that have been rendered using alpha-to-coverage - and I ...
3
votes
0answers
391 views

How is Ping-Ponging done in Stage3D & AGAL (Flash Player 11)

Does anyone know how to create a Texture feedback effect in Stage3D / AGAL? I've just found the term "ping-ponging" in some GPU wikipage, hopefully I'm using it in the right place! I'll share with ...
2
votes
0answers
45 views

How can I reduce render time on scenes with lots of UI component?

I'm looking for a way to reduce rendering time for my Game Over scene. A quick look of the scene components is like this: All yellow objects are UIButton, texts are all UIText, white areas are all ...
2
votes
0answers
36 views

Problem with baked lights

I'm working on a 3D gallery experience and I'm having some difficulties regarding directional and point baked lights. When I build it for web with webgl, only global lights are rendered, but when my ...
2
votes
0answers
45 views

Custom 3D Renderer: Frustum clipping

I have recently been toying with the idea of creating a 3D-renderer from scratch and, after looking into it, doesn't seem like such a behemoth of a task as it sounds. Last night, I was tossing and ...
2
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0answers
132 views

How do I make volumetric grass?

I've been extremely interested in volumetric technology, especially for grass. Online resources are extremely scarce on this topic. What is the difference from creating a lot of mesh billboards? ...
2
votes
0answers
170 views

Texturing Objects in OpenGL

Using OpenGL tutorials found here, I constructed an .obj file loader as well as a texture file loader using SOIL. I have an issue with drawing a textured object. (Shown here) Assuming I created the ...
2
votes
0answers
146 views

DX 11 Specular Highlights in Deferred Renderer

I am currently implementing a deferred renderer in DX11.1. Right now I am having a problem that I can't seem to crack with specular highlights when I have multiple light sources. I keep a vector of ...
2
votes
0answers
166 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 ...
1
vote
0answers
65 views

OpenGL Render Queue Design

I am currently designing the rendering system for a 2D game built in C++ and OpenGL, and am unsure about how to go about implementing a sorting procedure to maximise efficiency and minimize OpenGL ...
1
vote
0answers
20 views

GL.Scissor not working as expected

I have some code for rendering a button in an application and I want to clip the text if it's wider than the button itself. Here a bit of code to describe what I'm doing: ...
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vote
0answers
60 views

My Game Renders Awful In Android Build

I'm working on a 3D Sniper game and have finished the project. When I test it on Windows (7). It's All Fine, not even a bug. But when I take the app into android (Bluestacks App Player), my buttons ...
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vote
0answers
34 views

Isometric rendering code is not rendering correctly

I'm trying to render some tiles in an isometric view, I'm using Java with the Slick2D library. float xoff, yoff; int half = 64; public void render(GameContainer gc, StateBasedGame sbg, Graphics g) ...
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vote
0answers
49 views

Efficient mobile rendering order, given transparent vs. non-transparent objects

I'm interested to know how others would do / have done this. Part 1. Constraints. My current renderer is being built to support OpenGL ES 2.0 primarily and so aims for performant mobile as well as ...
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vote
0answers
117 views

Unity 5 - Textures look strange in Deferred Rendering

I've created an exterior terrain scene in Unity 5 which features lots of trees and grass but some textures look awful and I'm wondering why. Please see the attached image: This texture problem is ...
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vote
0answers
68 views

Libgdx - Transparent color over texture

I am attempting to tint a texture a color but I want the texture to show under the tint. For example, I have a picture of a person but I want to tint them a light green and not change the transparency ...
1
vote
0answers
71 views

How to extract the texture from an image onto a mesh?

(preamble: I think this fits either here or SO with computer vision tag, I chose gamedev because I think you guys are probably really good with textures and meshes, but tell me if my decision was ...
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vote
0answers
115 views

Efficiently rendering tiled map on OS X

I'm writing an original (top-down) SimCity clone in Swift and attempting to use SpriteKit as the basis for the game. However, I am running into performance issues when rendering and animating the tile ...
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0answers
185 views

Layers with parallax in a game with zoom out by a transformation matrix

I'm trying to implement a parallax rendering to my multi layered backgrounds. It's a classic 2d fighting game like The King of Fighters and Street Fighter. It may have a stage composed by 5 layers. ...
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vote
0answers
136 views

X, Y, Z rotation around camera

I'm making a 3d orthogonal-projected, game using painters' algorithm in java. I'm able to rotate the objects with incremental rotations (e.g. rotate all objects 10 degrees) using affine ...
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vote
0answers
163 views

Create multiple viewports in minecraft?

Im new to minecraft modding, but Im curious about the possibility of creating a mod such that players could set up a 'security camera' with its own viewport so that the player could 'see what the ...
1
vote
0answers
427 views

How can I reduce draw calls when using glBufferSubData and DYNAMIC_DRAW?

At first I had the problem where I had about 150 rectangles rendered every tick. I only used STATIC_DRAW and glBufferData. I added support for DYNAMIC_DRAW and glBufferSubData and now I have a very ...
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vote
0answers
397 views

LibGDX render sprites in tiled-map format ( convert texture to sprite )

I am creating a game in which till now I have used textures to create A 2D tiled game. I have created a matrix which converts the touch co-ordinates into a array index number and according to that ...
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vote
0answers
149 views

LibGDX polygon caching

I am developing an Android game using LibGDX and I have big world map made of polygons. I use PolygonSprite and PolygonSpriteBatch, when I render map, I get 30-35fps and it feels laggy. I wonder if ...
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vote
0answers
271 views

Drawing cube map and texture array on NVidia cards doesn't work

I have small problem with shadow maps preview. After binding shadow framebuffer I bind proper texture to store depth in it and then render the whole scene. When I read that values in shader to ...
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vote
0answers
846 views

OpenGL ES multiple objects not being rendered

I am doing the following to render multiple balls move around the screen but only 1 ball is seen to appear and function. I don't know why the rest (count-1) balls are not being drawn public void ...
0
votes
0answers
30 views

OpenGL program not rendering

I tried to create a program that would display a square, but then it didn't. Display.java import org.lwjgl.glfw.GLFWErrorCallback; import org.lwjgl.opengl.GL; import org.lwjgl.system.MemoryUtil; ...
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votes
0answers
11 views

Disable buffer swapping in LibGDX

Is there a way to disable buffer swapping in LibGDX every time the "render" call of ApplicationListener returns? I mean - I'm looking on some way to be able to tell the framework if I want the buffers ...
0
votes
0answers
17 views

Is it possible to Change the vertex format of a Model from line list to Triangle strip using DirectX

So I have a DirectX game library and using DirectX models in a game I am developing. All the models I am using have a Triangle Strip topology and thats fine as ID3DXMesh uses triangle strips for ...
0
votes
0answers
31 views

Rendering BOX2D shapes with LIBGDX

I have been creating a game on my own and I need a little help to begin with graphics. I haven' t found much in the internet about this topic, so I came here. Right now I've got a chainshape that i'm ...
0
votes
0answers
16 views

Finding intersection in CPU ray casting

I'm trying to implement a ray casting on CPU, for each pixel I have a ray. I'm reading the data which is stored in a rectilinear grid. I'm trying to find the intersection but I'm not sure how to do ...
0
votes
0answers
24 views

Layout is different?

I know that layouts can look different on different screen sizes, but I didn't take that into account when I made this layout. So, it is designed for normal screen size, by default, and my phone ...
0
votes
0answers
45 views

Rendering istances of a cube with visible and hidden faces

I am trying to find a way to render instances of a cube with visible and hidden faces using lwjgl. Before doing the instancing, I was rendering the cubes one by one, that way I could decide which ...
0
votes
0answers
19 views

Strange move on rendering image

In the logic part of my game, i update the movement using floats and delta time since last frame, but when i render the sprites, i use integers. Now, while i move the sprite around, as you can see ...
0
votes
0answers
92 views

Cocos2d-x 3.7 PhysicsBody velocity issue

i have a Sprite with physicsBody,and fixed velocity,the problem is the sprite is not renderd smoothly with the mouvement,it's look like zigzaging forward and backward with a tiny fixed offset,but keep ...
0
votes
0answers
73 views

Unity forward render path creating pixel lines between meshes

I have a bit of a problem where my meshes are either unsmooth because I'm using deferred rendering path or they are smooth using forward rendering path but it creates this weird pixel line between the ...
0
votes
0answers
159 views

Speed up the DirectX game - how else can I boost the fps with typical triangle drawing?

I am writing my own c++/DirectX engine. I've made the basic framework and here comes the time for optimizations. I don't want to focus on optimizing the resources themselves right now (meshes, ...
0
votes
0answers
56 views

Tessellation won't render

I am starting to work with tessellation and have some problems right in the beginning. I try to render a quad made of two triangles with tessellation, but nothing appears on the screen. But as soon as ...
0
votes
0answers
104 views

3D Model is existent, but not rendering in LibGDX

I'm trying to render a simple model in libgdx. I tried ObjLoader, G3DLoader, and Asset loading but nothing works. I know the Model is actually there because when using a different batch besides the ...
0
votes
0answers
67 views

How to properly use large texture that is not power of 2?

I'm making a 2D game, rendered using WebGL (using ANGLE, which means that on Windows DirectX is actually used). This is desktop-only game, but would be great to be compatible with integrated graphics ...
0
votes
0answers
52 views

In OpenGL on Android, how do I give quads a border color?

I am new to game development and I'm working on a Rubiks cube game in Android using OpenGL. I want to create a cube with black borders, but I can only manage to set the fill color: GLColor[] colors ...
0
votes
0answers
159 views

Very slow motion smooth rendering - cocos2d-x

I have a a white circle that I move on a black background very slowly. When I look very carefully, I see that the while moving the edge of the circle is jittering. In my opinion it is because the next ...
0
votes
0answers
101 views

Is there a trivial way to force SDL2 to render on resolution change or regain of focus after CTRL+ALT+DEL?

I'm building a game with SDL2 and C++11. One of the modes of the game is a map which is divided up in tiles/entities existing on those tiles (some are animated) in the context of a viewport on the ...
0
votes
0answers
165 views

Modern OpenGL, rendering multiple obj objects not working

I am currently working on a 3D Game Engine that loads a level from an OBJ file and renders it with OpenGL. My problem is related to understanding how to render each object individually when i have ...
0
votes
0answers
41 views

texture2D wont render in webplayer Unity

I have an app that is pulling from a webcam and receiving from one on another computer. It takes the frames and does facial detection on them and draws a rectangle around it. This simple app works ...