SharpDX is an open-source third-party managed DirectX wrapper.

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Second pass in multipass effect is ignoring

I am trying to render my vertecies in 2 passes, but seems I am doing something wrong, because only one pass applying. I cannot make the second one work despite that second pass is applying. Here is ...
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1answer
44 views

How to render 2d image with sharpdx after post processing by hlsl [on hold]

using System; using System.Diagnostics; using System.Windows.Forms; using SharpDX; using SharpDX.D3DCompiler; using SharpDX.Direct3D11; using SharpDX.Direct3D; using SharpDX.DXGI; using ...
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27 views

Freeing texture memory in SharpDX - what am I missing?

I'm having a torrid time trying to resolve an issue whereby my total GPU memory consumption keeps rising throughout the course of my application, until the application fails with a DX out of memory ...
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1answer
32 views

Sharpdx DirectX11 MapSubresource is failing trying to map a staging texture

I'm trying to render to a texture and then pull the image data out. I've created one texture as a render target and another as a staging texture. After rendering to the render target, I use ...
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55 views

rendering an image within c# & sharpdx dirext3d9 [game overlay]

I'm following this guide and the related blog post to implement a basic game overlay for DirectX 9 games using SharpDX. So the tutorial already have an example for text rendering but I need to be ...
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46 views

How can I use a SharpDX.Toolkit.Game in multiple WPF controls?

I've implemented a Game class in a WPF app. It works and the animation renders. I have task to implement another several Controls with SharpDX in the same application window. Each new Game object ...
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45 views

XAudio not playing sound until MessageBox is cleared

I am building a fairly simple game in vb.net using sharpdx to access xaudio2 from .net. I am having an issue were if I play a sound using my audio wrapper library and then display a MessageBox soon ...
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16 views

SharpDX - Cannot get custom content resolver to work

I've been trying to implement a custom IContentResolver for my game with SharpDX, my goal is to be able to load all of my assets from my project's resource files. Here is the code that I use: public ...
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66 views

Modifying depth values in PixelShader (SharpDX)

I'm relatively new to DirectX, and am currently converting some WPF 2D graphics code that displays geo-located sonar returns. I am using SharpDX, and rendering via a D3DImage. I've got the basics ...
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1answer
72 views

SharpDx Custom effect in SpriteBatch

I'm trying to port a blur effect from an XNA project over to SharpDx, and I get a "Null Reference Exception" wich I'm unable to find the reason for. private void blurShadow(RenderTarget2D to, ...
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79 views

Geometry shader: Dynamic output?

I'm currently using a geometry shader to generate grass blades out of single root points that are layed out in a grid. For each root point, I generate a grass blade with, right now, a constant number ...
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50 views

Why do I get an 'invalid call' error when creating an R8G8B8 volume texture?

I'm trying to create a VolumeTexture in C# with SharpDX, but it fails: var form = new RenderForm("SharpDX - Test"); var device = new Device(new Direct3D(), 0, DeviceType.Hardware, form.Handle, ...
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104 views

How to setup a particular blend state where the alpha channel is additive?

I would like to set a blend state to be "additive" and do the following: Result.R = Source.R + Destination.R; Result.G = Source.G + Destination.G; Result.B = Source.B + Destination.B; Result.A = ...
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70 views

marshaling c# struct with array to const buffer

I am trying to use a const buffer to pass a structure with an array of values into the pixel shader. However, all my color[] array values are coming in as zeros. I have the struct defined as: ...
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89 views

Depth Map not rendering properly in DirectX / HLSL / SharpDX

I've been struggling with this for awhile, and everything I find online says this SHOULD be working, but I apparently missed something. I'm attempting to run Deferred Rendering in SharpDX on a ...
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1answer
73 views

How can I fill a Color[] from a Texture2D given a Rectangle in SharpDX?

I used to fill a Color[] using XNA's Texture2D.GetData<T>(int, Rectangle?, T[], int, int) method, but there doesn't seem to be an equivalent overload on SharpDX's Texture2D. Anyone know how I ...
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34 views

How can I have an RPG character redirect / glance off stationary objects and keep going? [duplicate]

I am attempting to create an effect in a game that is identical to the effect I've shown in the attached gifs. Essentially, the character, when they are running or walking and hit an object that is ...
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1answer
155 views

How to export FBX models to use in SharpDX?

I am trying to export a model from 3ds Max 2014 as a fbx file and use it in my SharpDX driven project. In the SharpDX example solution, there is a project named ModelRendering.Desktop. I just modified ...
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25 views

SharpDX: listen to SizeChanged

I am using SharpDX and the SharpDX.Toolkit.Gameclass within a WPF-Application. The SharpDX stuff is hosted within a SharpDXElementcontrol, like this: var element = new SharpDXElement ...
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1answer
171 views

XNA/MonoGame/SharpDX: Pixel shader with sprite sheet

I've searched around for two days now on the internet but cannot find a solution. I've also read up on Pixel Shaders on MSDN with no luck. I'm trying to apply a simple pixel shader to a sprite batch ...
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1answer
299 views

MonoGame SharpDX Error 'The Parameter is Incorrect' when using graphics.DrawUserPrimitives [closed]

Below is a small section of code that is meant to draw a multicolored triangle to the middle of the screen in a MonoGame game. This uses the basic function DrawUserPrimitives to draw the triangle. ...
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1answer
58 views

Vertex definitions and shaders [closed]

I noticed that from looking at other examples like say .. riemers tutorials he takes a buffer with a bunch of vector3's in it and ties it to a shader which expects a float4 ... why does this work in ...
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1answer
273 views

How do I output a webcam stream to a 2D canvas with SharpDX in C#?

I'm writing an application for the Oculus Rift using the SharpOVR library to access HMD position data. I decided it is reasonable to use SharpDX to also output webcamera streams. Unfortunately, all ...
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107 views

SharpDx from Nuget

I'm trying to get the SharpDx DLLs from Nuget instead of accessing the DLLs directly, and it is a nightmare for me - I've spent several hours on this task already. If I do this: Create a clean ...
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52 views

Animating colors in a Direct2D Linear or Radial GradientBrush

Is it possible to change colors in a Direct2D brush once created? For example, if I create a LinearGradientBrush can I interpolate the value of the color in one GradientStop to a target color over ...
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1answer
239 views

HLSL - can't get texture to wrap or mirror

I'm currently converting an app from XNA to SharpDx and I'm therefore upgrading my shaders to version 4 (vs_4_0/ps_4_0). When using this sampler: SamplerState MySampler { Filter = ...
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1answer
66 views

Why does this no longer render the “test tri”? [closed]

So I got this code about rendering a shaded tri using sharpDX ... var vertexShaderByteCode = ShaderBytecode.CompileFromFile("MiniTri.fx", "VS", "vs_4_0", ShaderFlags.None, EffectFlags.None); var ...
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341 views

Windows Phone 8.1 emulator for DirectX landscape [closed]

July 16, 2014 update: I have converted the SharpDX "MiniCube" sample project to a Universal 8.1 project. It is 100% self-contained. It will demonstrate this issue. There is a "READ ME.txt" file ...
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1answer
366 views

How can I create a buffer suitable for dynamic updates in SharpDX?

I want to set a buffer that is updated every frame but can't figure it out, what i have to do. The only working thing i have is this: mdexcription = new BufferDescription(Matrix.SizeInBytes * ...
2
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1answer
91 views

Anisotropic and trilinear filtering?

I'm confused about the usage of trilinear filtering and anisotropic filtering in SharpDX. As far as i understood, trilinear filtering does linear filtering to the textures and in a case of LOD-change ...
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73 views

Pixel Shader : Backbuffer is 'Black'

After Fiddling around I am pretty sure this is not a Shader issue. Edit 4: The only diference I can see is that BasicEffect calls these methods before drawing: // Make sure that domain, hull and ...
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1answer
273 views

How do I create a camera?

I am trying to create a generic camera class for a game engine, which works for different types of cameras (Orbital, GDoF, FPS), but I have no idea how to go about it. I have read about quaternions ...
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1answer
163 views

Achieve anisotropic filtering

I want to set anisotropic filtering to my scene. I use SharpDX (DirectX 11) and C#. How do i set up anisotropic filtering in my shader? Currently i try that in the shader: Texture2D tex; sampler ...
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1answer
211 views

Multiple joysticks event handling [closed]

I want to make a game which is totally same idea as "Who pressed the button answers the question". I have 2 joysticks and both are connected to a pc. My application will be Winforms and I will ...
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1answer
375 views

How do I set up a depth buffer in SharpDX?

I draw some instanced cubes, but when i rotate the camera (or the world) some cubes that should be behind other cubes are drawn before the cubes. I already had this issue a long time before and i ...
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2answers
454 views

Drawing cube in SharpDX, wrong perspective

I want to draw a cube. This is what i currently have: As you can see, the perspective is VERY wrong. The the size in the z-direction is too small and the difference between the front and back size ...
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2answers
143 views

Properly rendering transparent areas of textures

I'm rendering a tree that contains branch meshes with partially transparent textures. If I render it with AlphaTestEffect and set the ReferenceAlpha to something low, I'll get this. I want to ...
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1answer
111 views

Camera roll has no effect

Consider my following (abstracted) C# w/ SharpDX code: class Game { Camera _camera = new Camera(); private void Window_KeyDown(object sender, KeyEventArgs e) { // Roll if ...
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2answers
464 views

SharpDX.Toolkit setting constant buffer

I am trying to use a constant buffer in a program using SharpDX.Toolkit. I use the Toolkit because it has nice font support for writing on the screen. The problem I face is in assigning data to the ...
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119 views

class instance issue

Currently, i am working on a project which deals with several parts. First, I want to interface with a Sidewinder Force Feedback 2 joystick in Unity using SharpDX and SharpDX.DirectInput libraries. ...
4
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1answer
737 views

How do I convert a .dds texture to .png bitmap in C#?

This question is from someone who has not written a line of code for games, but several Game Save editors and other game tools. I'm working on a Save Editor and would like to display icons of some of ...
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559 views

How do i define array in shader's constant buffer with C#?

I am using SharpDX to render 3D graphics and i cannot get to work constant buffer in my shader since it contains an array. Currently it looks like this: cbuffer cb0 : register(b0) { matrix ...
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1answer
536 views

How to debug DXGI_ERROR_INVALID_CALL errors?

I am developping an application using SharpDX and on one of my machines the call _swapChain = new SwapChain(factory, _device, desc); fails with the error message HRESULT: [0x887A0001], Module: ...
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3answers
747 views

SharpDX/D3D: How to implement and draw fonts/text

I am playing with SharpDX (Direct3D for .NET) without using "Toolkit", already finished with basic rendering 3D models. But now i am wondering how to program/create fonts for game (2D), or how to ...
2
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1answer
198 views

Is there a penalty to using render targets versus textures?

I figured that the best way to ship 2D art for multiple resolutions is to instruct my artist to create the fullscreen background images sized for the highest resolution and then scale them down during ...
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1answer
245 views

From Position/Target to Orientation/Elevation

I have an orbit camera class that calculates the camera position from Orientation/Elevation and distance from target. I decided to replace these initial values for the camera instantiation with simply ...
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1answer
855 views

How to set shader global variable in sharpdx without using Effect class

I am working with SharpDX, i thinking to try using (uniform) global variables for HLSL constants instead of constant buffers. But, in my code SharpDX's Effect class is not used: i use PixelShader ...
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1answer
259 views

Read part of texture using SharpDX

I have a Texture3D. I want to read a part of it from CPU side. (I'm using the SharpDX toolkit (v2.5.1).) My data is always 0, but the output shows no errors. This is the source texture: testTex = ...
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1answer
447 views

Instancing with the SharpDX toolkit

I am starting on the graphical portion of my project and before I begin I need to get Instancing working. I can do instancing with SharpDX, but not with the Toolkit Models. The main reason I want to ...
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1answer
270 views

Rendering Textured Terrain With SharpDX Toolkit [closed]

So i recently moved from XNA to SharpDX Toolkit and started with some basics. The 2d part was easy since nearly nothing has changed but im really struggeling with the 3d part. For example i wanted to ...