hlsl

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HLSL: Index to unaligned/packed floats

I have a vertex shader (2.0) doing some instancing - each vertex specifies an index into an array. If I have an array like this:[详细]

2022-12-30 16:57 分类：问答
HLSL: Enforce Constant Register Limit at Compile Time

In HLSL, is there any way to limit the number of constant registers that the compiler uses? Specifically, if I have something like:[详细]

2022-12-30 15:05 分类：问答
HLSL How can one pass data between shaders / read existing colour value?

I have 2 HLSL ps2.0 shaders. Simplified, they are: Shader 1 Reads texture Outputs c开发者_JAVA技巧olour value based on this texture[详细]

2022-12-29 17:34 分类：问答
Issues with HLSL and lighting

I am trying figure out whats going on with my HLSL code but I have no way of debugging it cause C++ gives off no errors. The application just closes when I run it. I am trying to add lighting to a 3d[详细]

2022-12-29 10:27 分类：问答
Loading just a part of a texture in DirectX?

If I have a texture file how would I be able to load up only a par开发者_StackOverflowt of it using a defined rect (top, left, bottom, right)?[详细]

2022-12-29 00:46 分类：问答
Problem with compiling any HLSL effect

My code is: FileStream fs = new FileStream(\"ImageProcessing.fx\", FileMode.Open,FileAccess.Read); CompiledEffect compiledEffect = Effect.CompileEffectFromFile(fs, null, null, CompilerOptions.None, T[详细]

2022-12-28 14:23 分类：问答
Is there any kind of HLSL or HYDRA Pixel Shader languages for JAVA?

Is there any kind of HLSL or HYDRA Pixel Shader languages vorking in toch with for JAVA? So I have an image. I want to use some Pixel Shader lan开发者_如何学编程guage to modify it as I do in Flash wit[详细]

2022-12-27 19:11 分类：问答
HLSL - How can I set sampler Min/Mag/Mip filters to disable all filtering/anti-aliasing?

I have a tex2D sampler I want to only return precisely those colours that are present on my texture. I am using Shader Model 3, so cannot use load.[详细]

2022-12-27 18:52 分类：问答
HLSL tex2d sampler seemingly using inconsistent rounding; why?

I have code that needs to render regions of my object differently depending on their location. I am trying to use a colour map to define these regions.[详细]

2022-12-27 16:57 分类：问答
Offloading to HLSL/GPU without displaying?

As far as I know, certain mathematical functions like FFTs and perlin noise, etc. can be much 开发者_Python百科faster when done on the GPU as a pixel shader. My question is, if I wanted to exploit thi[详细]

2022-12-27 03:10 分类：问答