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#1textureGather - OpenGL 4 Reference Pages - Khronos Group
textureGather — gathers four texels from a texture ... gvec4 textureGather(, gsampler2D sampler , ... gvec4 textureGather(, gsampler2DArray sampler ,.
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#2textureGather() behavior at texel center coordinates - Stack ...
vec2 textureCoord = takeFromBlackBox(); vec4 texelQuad = textureGather(sampler, textureCoord);. Can anyone produce GLSL code that would return ...
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#3what does textureGather exactly do?
textureGather — gathers four texels from a texture ... vec4 samplesDepth=textureGather(ShadowMap,vec3(samples/vec2(TextureSize),i));.
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#4Texture gather accesses textureGather - 知乎专栏
gvec4 textureGather(gsampler sampler, vec texCoord, int comp); gvec4 textureGatherOffset(gsampler sampler, vec texCoord, ivec2 offset, ...
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#5textureGather - gathers four texels from a texture - Ubuntu ...
gvec4 textureGather(gsampler2D sampler, vec2 P, [int comp]); gvec4 ... vec3 P, float refZ); vec4 textureGather(gsamplerCubeShadow sampler, vec3 P, ...
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#6关于glsl：OpenGL着色器可以混合使用近距离缩放和线性缩放 ...
如果您以OpenGL 4+为目标， textureGather() 将很有用，尽管请牢记此问题。 在下面提出的解决方案中，我将使用4个 texelFetch() 调用，而不是 ...
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#7texel中心坐标处的textureGather()行为 - IT宝库
假设我具有100x100的纹理，并且执行以下操作:vec4 texelQuad = textureGather(sampler, vec2(50.5)/vec2(100.0));我要的坐标正好位于texel(50，50)的 ...
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#8Gathering Texels - OpenGL Programming Guide - O'Reilly ...
The textureGather function is a special function that allows your shader to read the four samples that would have been used to create a bilinearly filtered ...
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#9GL_ARB_texture_gather.txt - Nvidia
The textureGather and textureGatherOffset built-in shader functions return a vector derived from sampling a 2x2 block of texels in the image ...
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#10Gather (DirectX HLSL Texture Object) - Win32 apps - Microsoft ...
Gets the four samples (red component only) that would be used for bilinear interpolation when sampling a texture.
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#11textureGather（）行爲座標 - 優文庫
假設我有一個100×100的紋理和我做了以下內容： vec4 texelQuad = textureGather(sampler, vec2(50.5)/vec2(100.0)); 座標我請求正是在紋理像素的中心（50，50）。
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#12spec@arb_gpu_shader5@texturegather@fs-rg-0-unorm-2drect
Results for spec@arb_gpu_shader5@texturegather@fs-rg-0-unorm-2drect · Overview · Details ...
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#13VK-GL-CTS/functional.texture.gather.txt at master - GitHub
+ textureGather, textureGatherOffset and textureGatherOffsets tests. - Also dynamic-offset variant of textureGatherOffset. + All supported texture types.
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#14Manually fetching 8 neighboring texels from 3D texture greatly ...
The absence of a textureGather function taking a 3D texture also makes me think I'm missing something here. Share. Share a link to this question. Copy link
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#15OpenGL textureGather和DirectX收集 - UF Game 游戏开发
这些函数采样多个RGBA像素，但只返回一个单一的组件。 OpenGL： https ：//www.opengl.org/sdk/docs/man/html/textureGather.xhtml DirectX： https ...
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#16DAY19：阅读纹理内存之Texture Gather - 云+社区- 腾讯云
Cubemap Textures. A cubemap texture is a special type of two-dimensional layered texture that has six layers representing the faces of a ...
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#17OpenGL红宝书的部分学习记录 - CSDN博客
textureGather 函数是一个特殊的函数，可以在着色器中直接读取四个采样值，从二维纹理（或者立方体映射、长方形纹理，以及对应的纹理数组）中创建双线 ...
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#18Tutorials - Расширения по работе с текстурами, вошедшие ...
gvec4 textureGather ( gsampler2D sampler, vec2 coord ); gvec4 textureGather ( gsampler2DArray sampler, vec3 coord ); gvec4 textureGather ( gsamplerCube ...
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#19Texture Gather 讲解- 庐州晓月 - 博客园
关于comp参数问题：https://www.khronos.org/registry/OpenGL-Refpages/gl4/html/textureGather.xhtml.
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#20GLSL shading language - Computer Graphics Group
texture, textureProj, textureGather, textureGrad, tex-. tureLod, .. special & differential ! noise, noiseX. dFdx, dFdy, … , fwidth ...
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#21spec@arb_gpu_shader5@texturegather@fs-rg-0-float-2d
Results for spec@arb_gpu_shader5@texturegather@fs-rg-0-float-2d · Overview · Details ...
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#22textureGather() поведение в координатах центра текселя
Предположим, у меня есть текстура 100x100, и я делаю следующее: vec4 texelQuad = textureGather(sampler, vec2(50.5)/vec2(100.0));.
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#23Image texture_gather (yet another sampling mode) - Issue ...
GLSL: textureGather(texel_coordinate, component) https://www.khronos.org/registry/OpenGL-Refpages/gl4/html/textureGather.xhtml.
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#24AMD FidelityFX: Super Resolution - Shadertoy
textureGather fetches (not WebGL compatible). 36. * * Multiplying by reciprocal instead of division. 37. *. 38. * Apologies to AMD for the ...
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#25Version 320 es. Not supported - PowerVR Developer ...
Compile failed. ... ERROR: 1 compilation errors. No code generated. 310 complie fine. but there's another problem. calling textureGather function.
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#26textureGather - command-not-found.com
textureGather. Open-source test suite for OpenGL and OpenCL implementations. Maintainer: Jordan Justen <[email protected]> ...
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#27T55619 Fix GTAO
Revisions and Commits ; rB Blender ; rBaa5c543a7fe1 Eevee: Fix downsampling shader with textureGather ...
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#28Sebastian Aaltonen on Twitter: "This is the most efficient way ...
Keep in mind that you need to use pow2 texture dimensions to be able to do a perfect mip chain. Otherwise the math will result in fractional texel coordinates.
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#29spec@arb_gpu_shader5@texturegather@vs-rg-0-uint-2drect
Detail, Value. Returncode, 0. Time, 0:00:00.198240. Stdout. Stderr, INTEL-MESA: warning: Performance support disabled, consider sysctl ...
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#30GL_EXT_gpu_shader5 - OpenGL
... extending the textureGather() built-in functions provided by OpenGL ES Shading Language 3.10: * allowing shaders to use arbitrary ...
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#31texel中心坐标处的textureGather（）行为 - Thinbug
假设我有100x100纹理，我会执行以下操作： vec4 texelQuad = textureGather(sampler, vec2(50.5)/vec2(100.0));
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#32texture gather() problem in Simula… | Apple Developer Forums
Any reason to expect a texture gather on a 2D single channel ushort texture in a fragment shader to not work in Simulator Version 11.5 (921.9.1) on
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#33Occlusion Culling with Hierarchical-Z - GitHub Pages
Shader storage buffer objects (SSBOs); Atomic operations; Indirect drawing; textureGather() (GLSL). Problem. Sometimes an application will want to manage a ...
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#34HLSL 与GLSL 之间的映射关系参考_皮皮虾图形学-程序员宝宝
textureGather, textureGatherOffset, textureGatherOffsets. Sample, SampleBias. texture, textureOffset. SampleCmp. samplerShadow. SampleGrad.
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#35NVIDIA`s OpenGL Functionality | Manualzz
... integers (GL_RGB32UI) • GLSL functions (textureLOD) to return vector of automatic level-of-detail parameters • GLSL function (textureGather) returns any ...
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#36及HLSL与GLSL的对应函数_sanxcoo的博客-程序员宅基地
textureGather, textureGatherOffset, textureGatherOffsets. Sample, SampleBias. texture, textureOffset. SampleCmp. samplerShadow. SampleGrad.
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#37Open-Source Driver Flips On OpenGL ES 3.1 For Select ...
However all the features, except for "advanced" textureGather, are supported by the hardware / fallbacks." That open-source OpenGL ES 3.1 ...
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#38OpenGL Programming Guide: The Official Guide to Learning ...
gvec4 textureGather(gsampler2D tex, vec2 P[, int comp]); gvec4 textureGather(gsampler2DArray tex, vec3 P[, int comp]); gvec4 textureGather(gsamplerCube tex, ...
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#39PowerVR SDK and Tools 2019 Release 2 now available
It shows the use of TextureGather to sample multiple single-channel samples, among with using shared memory to optimise performance.
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#40WebGPU Shading Language - W3C
16.8.1 textureDimensions; 16.8.2 textureGather; 16.8.3 textureGatherCompare; 16.8.4 textureLoad; 16.8.5 textureNumLayers ...
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#413605 - Vulkan: Shader texture gather instructions - Monorail
This might be mostly implemented in the shader translator. We should verify the tests can produce the correct output.
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#42chromium / external / github.com / KhronosGroup / SPIRV-Cross
Merge pull request #1685 from KhronosGroup/fix-1683 Handle odd type for textureGather component. tree: f78c405e5775bf9d810d19b2c26ff69f64febafe.
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#43textureGatherOffset(3g) — opengl-4-man-doc — Debian testing
It perfoms as textureGather() but with offset applied as described in textureOffset(), except that the implementation-dependent minimum and ...
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#44Benchmark AV1 film grain shader and possible ... - GitLab
... SSBO by simple grain textures; For the offsets, use a one-channel 8-bit integer texture and gather all four points with textureGather .
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#45[1.14] Chocapic13's Shaders - Minecraft Mods
No, there isnt, he uses a lot of newer functions (texelFetch, textureGather, etc) So, sadly, I dont think there is any hope for getting the ...
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#46triage.txt
... spec@arb_texture_gather@texturegather@fs-rgba-red-unorm-cubearray,Fail spec@arb_texture_gather@texturegather@fs-rgb-blue-float-cubearray,Fail ...
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#47textureGatherOffsets - OpenGL 4 リファレンスページ
texelFetch, texelFetchOffset, texture, textureGather, textureGatherOffset, textureGrad, textureGradOffset, textureLod, textureLodOffset, textureOffset, ...
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#48Assets/PostProcessing/Resources/Shaders/FXAA3.cginc
... p) textureGather(t, p, 3) #define FxaaTexOffAlpha4(t, p, o) textureGatherOffset(t, p, o, 3) #define FxaaTexGreen4(t, p) textureGather(t, ...
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#49OpenSWR
enhanced textureGather; geometry shader instancing; geometry shader multiple streams. September 25, 2019: With Mesa 19.2.0 OpenSWR development has been ...
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#50CS195V Week 3
textureGather, textureGather, textureGatherOffsets.... ○ textureGatherOffsets. ○ probably the most interesting one for us.
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#51textureprojlod(3g): - perform a texture lookup with projection ...
texelFetch(), texelFetchOffset(), texture(), textureGather(), textureGatherOffset(), textureGatherOffsets(), textureGrad(), textureGradOffset(), ...
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#52PCF shadows : r/godot - Reddit
Moreover, the performance hit is huge if you try to generate penumbra with an 8x8 or bigger kernel, Variance Shadow Mapping is a much better ...
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#5316xAA font rendering using coverage masks, part I
The weight as calculated is nearing 1.0, while textureGather picked the center and right texels instead. The reason is that the calculation ...
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#54Fxaa 3.11 - Projects - Urho3D
vec4 B = textureGather(t, p, 2); float one = CalcLuma(vec3(R.r, G.r, B.r)); float two = CalcLuma(vec3(R.g, G.g, B.g)); float three ...
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#55《OpenGL编程指南》 笔记六纹理（二） - 程序员大本营
函数textureGather是可以使着色器读取四个用来从2维纹理创建双线性插值的纹素采样的特殊函数 · 典型的是使用单通道纹理，函数可选的comp分量可以选择一个通道，而不是底层 ...
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#56opengl:glsl_hlsl [HYPERでんち]
v= textureGather( depthobj, texcoord.. ); v= depthobj.SampleCmp( texcoord.. ); v= depthobj.sample_compare( … ) pcf shadow map ...
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#57Synthesized textures in 3D rendering
There is also an operation named textureGather that can fetch four neighboring texels in one texture-fetch. This operation is used to reduce the number.
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#58GLSL: Fix textureGather component type cast - githubmemory
GLSL: Fix textureGather component type cast #1683 ... Make software development more efficient, Also welcome to join our telegram.
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#59OpenGL:SSBO vs "Buffer Texture"vs "PBO/Texture"来提供计算 ...
缓冲纹理- 无用; 纹理- 如果您的数据是矩阵类型并且可以容纳4 channel 浮点数，它可能比纯缓冲区快一点，您可以使用像textureGather 和纹理过滤这样的函数 ...
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#60Hierarchical Depth Buffers - Mike Turitzin
Second, though the first 4 texelFetch calls could be replaced with a single textureGather , this complicates things (as textureGather can't ...
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#61OpenGL ES 3.1 Quick Reference - 第 8 頁 - Google 圖書結果
textureGather (gsampler2D sampler, vec2 P[, ... vec2 P, float refZ); textureGather(sampler2DArrayShadow sampler, vec3 P, float refZ); ...
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#62SSBO vs “Buffer Texture” vs “PBO / Texture” to feed compute ...
... your data is matrix-type and can fit 4 channel-float it could be little faster than pure buffer, you can utilize functions like textureGather and tex.
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#63HLSL内置函数，及HLSL与GLSL的对应函数 - 程序员编程网
textureGather, textureGatherOffset, textureGatherOffsets. Sample, SampleBias. texture, textureOffset. SampleCmp. samplerShadow. SampleGrad.
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#64textureGather() behavior at texel center coordinates - Java World
Or in other words, textureGather() always gives you the same result, but 50.5/100.0 does not. Note that you could get exact results if your texture were a ...
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#65Thibault Coppex tcoppex - GitHub - Hey - Hode
Fixed typo on textureGather and textureGatherOffset description. Hey, This fix a simple typo in both GLSL textureGather* description, here is some references ...
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#66opengl - 有没有办法在用三角形条绘制的网格上实现诸如行进方 ...
听起来您正在尝试独立于下面的网格来计算片段着色器中的颜色。如果是这样，您应该将颜色计算与网格分离。 假设您的占用存储在纹理中，请使用 textureGather 获取附近的四个 ...
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#67OpenGL: SSBO vs “Buffer Texture” vs “PBO / Texture” to feed ...
... you can utilize functions like textureGather and texture filtering; Image - like texture, but no samplers; SSBO - universal solution, same performance ...
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#68Improved hardware interpolation - Inigo Quilez :: fractals ...
You might want to use texelFetch() or textureGather() to do get the four pixel values instead of texture(). Depending on the application, the visual ...
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#69Can an OpenGL shader do a mix of nearest and linear scaling?
If you were targeting OpenGL 4+, textureGather() would be useful, though do keep this issue in mind. In my proposed solution below, I'll be using 4 ...
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#70Improvements to shaders and visual shaders in Godot 4.0
textureGather (); packHalf2x16(); packUnorm2x16(); packSnorm2x16(); packUnorm4x8(); packSnorm4x8(); unpackHalf2x16(); unpackUnorm2x16() ...
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#71OpenGL著色器可以混合使用最近縮放和線性縮放嗎？ - 2021
如果您的目標是OpenGL 4+， textureGather() 會很有用，儘管請牢記此問題。在下面建議的解決方案中，我將使用4 texelFetch() 電話，而不是 textureGather() ，作為 ...
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#72Opengl heightmap glsl - Hygge Corretora de Seguros
What my code does is create a GLSL 'textureGather' Shared User Interface. BumpMapping with GLSL. jpg = Colormap Texturemap1. On the right, a normal map for ...
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#73Opengl heightmap glsl
What my code does is create a GLSL 'textureGather' Shared User Interface. 3 forcing editor/standalone into opengl mode and the vertex fetch still works.
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#74OpenGL 4.4 Quick Reference - 第 11 頁 - Google 圖書結果
... int compl) vec4 textureGather( sampler(ZD[Array, Rect],Cube[Array]}Shadow sampler, (vec2,vec3,vec4) P, float refZ) Texture gather as in textureGather by ...
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#75Opengl depth test
1, we can use the new textureGather() function to obtain all four depth values in a quad in one texture lookup. Synonym for the CENTER constant. none Due to ...
texturegather 在 コバにゃんチャンネル Youtube 的最佳貼文
texturegather 在 大象中醫 Youtube 的最讚貼文
texturegather 在 大象中醫 Youtube 的最佳貼文