雖然這篇textureProj鄉民發文沒有被收入到精華區：在textureProj這個話題中，我們另外找到其它相關的精選爆讚文章
[爆卦]textureProj是什麼？優點缺點精華區懶人包
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#1textureProj - OpenGL 4 Reference Pages - Khronos Group
textureProj performs a texture lookup with projection. The texture coordinates consumed from P , not including the last component of P , are divided by the ...
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#2textureProj in GLSL gives nan and inf - Stack Overflow
following scenario: i'm creating an OpenGL texture and a framebuffer and associated objects GLuint frameBuffer = 0, colorBuffer, depthBuffer ...
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#3Projective Texture
The textureProj is a texture accessing function that does projective texturing. Even though lightProjTex is a sampler2D (for 2D textures), the texture ...
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#4textureProj - perform a texture lookup with projection - Ubuntu ...
textureProj performs a texture lookup with projection. The texture coordinates consumed from P, not including the last component of P, are divided by the last ...
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#5textureProj() with non-vec4 coordinates · Issue #319 - GitHub
Glsl textureProj() function with smaller than 4 components vector of texture coordinates is incorrectly translated into SpirV.
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#6OpenGL 4.0 GLSL 实现投影纹理映射（Projective ... - 博客园
textureProj 函数是用来访问纹理的（传入的纹理坐标是投影坐标系下的坐标），在前面我们提到，在平移缩放投影矩阵后，我们需要除以其坐标中的w项， ...
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#7Tutorial 16 : Shadow mapping
The second uses the built-in textureProj function, but both methods produce exactly the same result. if ( texture( shadowMap, (ShadowCoord.xy/ShadowCoord.w) ) ...
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#8Google Git
uvec4 textureProj(usampler2D sampler, vec3 P, float bias);. vec4 textureProj( sampler2D sampler, vec4 P, float bias);. ivec4 textureProj(isampler2D sampler, ...
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#9[email protected]@execution@tex-miplevel ... - FreeDesktop.Org
Results for [email protected]@execution@tex-miplevel-selection textureproj 1d_projvec4 · Overview · Details ...
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#10投影紋理映射（Projective Texture Mapping） - 碼上快樂
注意其中的textureProj函數，它專門用於投影紋理訪問的。它的紋理坐標的各分量會除以最后一個分量，然后才訪問紋理。 在這個例子中，我們假設投影儀 ...
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#11阴影贴图的GLSL实现 - 知乎专栏
textureProj 函数会自动将坐标的前三分量除以第四个分量，然后进行纹理访问。这正是我们需要的将齐次坐标转换为笛卡尔坐标。 textureProj函数的采样器类型 ...
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#12textureProj equivalent in GLSL 1.2
float textureProj(sampler2DShadow sample, vec4 p) { vec4 color ... what textureProj does is treating your texture coordinates as homogenous ...
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#13opengl textureProj原理- JavaShuo
opengl textureProj原理. 全部. opengl 原理 原 微機原理 原創理論 原理&源碼 原理圖 調用原理 底層原理 React 原理（一）. 更多相關搜索: 搜索. OpenGL原理介紹.
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#14textureProj() and textureProjOffset() not working - AMD ...
textureProj () and textureProjOffset() not working using latest HD 5800 driver. After installing the latest HD 5800 driver (AMD Catalyst ...
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#15Tutorial 14: Shadow Mapping - research.ncl.ac.uk; ; Newcastle ...
shadowmap, using another new glsl function textureProj, which takes in a 4 component vector - our vertices clip space position from the spotlight's point of ...
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#16使用立方体贴图(OpenGL/GLSL) 的点光源是否可以实现软阴影？
shadowFactor = textureProj(Shadow2DSampler[idx], ShadowCoords[idx]); 对于PCF 软阴影: for (int idy = offset; idy >= -offset; idy--) for ...
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#17textureproj | hollyschoberlx | Flickr
textureproj. Done. Comment. 25 views. 0 faves. 0 comments. Taken on December 27, 2006. All rights reserved · Canon EOS Digital Rebel XTi.
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#18HDR_32BPP_ENCODE_MODE 0.0#define texture2D...
f139142736.txt - HDR_32BPP_ENCODE_MODE 0.0#define texture2D texture#define texture2DProj textureProj#define texture2DLod textureLod#define ...
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#19Shadows made easy - Panda3D
... vec4 uv, float bias, float blur) { float result = textureProj(tex, uv, bias); result += textureProj(tex, vec4(uv.xy + vec2( -0.326212, ...
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#20Project 6: Bitmapped and procedural texture maps.
... together in a separate folder, preferably named “Project6” or “TextureProj” or something similar, in your PC computer account in the APM basement labs.
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#21Manual: GLSL in Unity
... Shader compilation; for example, texture2D/texture2DProj functions may be replaced to texture/textureProj , based on graphics API (GlES3, GLCore).
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#22Eric Lengyel a Twitter: "The GLSL textureProj() function is badly ...
The GLSL textureProj() function is badly broken on Kepler chips, but works properly on Tesla. Don't know about Fermi.
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#23[Piglit] [PATCH] tex-miplevel-selection: Fix textureProj failures due to ...
The textureProj tests multiply expected texture coordinates by the projector in advance so that when the driver does the division we obtain the same ...
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#24opengl - 阴影贴图着色器- Cache One
会像 textureProj(...) > 0.9999 已经够了吗？我知道如果您使用多重采样，它可以返回零或一以外的值，并且我希望行为不会在某一点中断。 输出顶点着色器:
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#25Shadow Mapping
float shadow = textureProj(shadow_map, SM_tex_coord);. // do something with that value ... } #version 140 uniform sampler2DShadow shadow_map;.
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#26Question : Fragment shader input interfering with texture access
#version 400 in vec4 shadowCoord; out vec4 fColor; uniform sampler2DShadow shadowMap; void main(void) { float shadow = textureProj(shadowMap, ...
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#27OpenGL-8-阴影_itzyjr的专栏 - CSDN博客
片段着色器调用 textureProj() 函数， 该函数返回0 或1， 指示像素是否处于阴影中。如果它在阴影中，则着色器通过剔除其漫反射和镜面反射分量来输出更暗的 ...
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#28Qt 3D: Shadow Map QML Example - Qt Documentation
void main() { float shadowMapSample = textureProj(shadowMapTexture, positionInLightSpace); vec3 ambient = lightIntensity * ka; vec3 result = ambient; ...
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#29CS 488: Lecture 22 – Spotlights and Projective Texturing
vec3 signalColor = textureProj(signal, signalCoords).rgb;. One consequence of our implementation is that we also get a projection of the ...
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#30[email protected]@execution@tex-miplevel-selection ...
Results for [email protected]@execution@tex-miplevel-selection textureproj(bias) 1d. Overview. Result: pass. Back to summary. Details. Detail, Value.
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#31Теневое отображение shader - CodeRoad
textureProj (...) не возвращает нормализованное значение с плавающей запятой. Он возвращает один float , если вы используете его на ...
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#32Проблема с функцией textureProj при использовании ...
1) Рекомендуемый OpenGL RedBook, с использованием функции textureProj (вроде как более эффективный с точки зрения использования аппаратных ...
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#33opengl - 阴影贴图着色器- 探索字符串
会像 textureProj(...) > 0.9999 已经够了吗？我知道如果您使用多重采样，它可以返回零或一以外的值，并且我希望行为不会在某一点中断。 输出顶点着色器:
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#34Projected texture - Godot Engine - Q&A
... vec4 texproj = textureProj(tex, proj); DIFFUSE_LIGHT += LIGHT_COLOR * ATTENUATION * ALBEDO * texproj.rgb*texproj.a * facing; } }.
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#35使用立方体贴图(OpenGL / GLSL)，使用点光源可以产生柔和的 ...
Are soft shadows possible with point light using cubemap (OpenGL/GLSL)? ; 1. sampler2DShadow Shadow2DSampler ; 1 · = textureProj ; 1 2 3 4. for ; 1.
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#36Experimental:Write a GLSL Material - Derivative
vec4 projColor = textureProj(sTDProjMaps[i], projCoord);. Now simply use projColor however you see fit in your shader.
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#37FragColor variable name is implicitly reserved on GL3Plus
... "#define textureCubeLod textureLod\n" "#define shadow2DProj textureProj\n" "#define gl_FragColor FragColor\n" "out vec4 FragColor;\n";.
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#38DOOM 3 BFG edition crash @ Monorail transfer to Delta Labs 1
23: vec4 tex1Dproj( sampler1D sampler, vec2 texcoord ) { return textureProj( sampler, texcoord ); } 24: vec4 tex2Dproj( sampler2D sampler, vec3 texcoord ) ...
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#39Projective Texturing - OpenGL Programming Guide - O'Reilly ...
The textureProj function can be used to divide through by this final component, projecting the resulting texture coordinate into the coordinate space of the ...
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#40投影纹理映射（Projective Texture Mapping） - Linux公社
注意其中的textureProj函数，它专门用于投影纹理访问的。它的纹理坐标的各分量会除以最后一个分量，然后才访问纹理。 在这个例子中，我们假设投影仪 ...
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#41C++ OpenGL ShadowMap Issue/Artifacts - Game ...
z -= bias; float shadowValue = textureProj( u_shadowMap, shadowCoordinate );. and or to cull front faces when rendering to the shadow map. glCullFace( GL_FRONT ) ...
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#42Projective texture mapping GLSL - OpenFrameworks Forum
... eyeNormal); vec4 projTexColor = vec4( 0.0, 0.0, 0.0, 0.0); if( projTextCoord.z > 0.0 ){ projTexColor = textureProj( projectorTex, ...
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#43Projective Texture Coordinates and GPU_SetScanoutWarping
I assume the texture coordinate is internally interpolated using “rgb = textureProj( tex, coordinate.xyzw )”, which is equivalent to “rgb ...
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#44GLSL linker crash with sampler2DShadow array - Intel ...
... vec4 shadowTexCoord ) { return textureProj( shadowMap, shadowTexCoord ); } #else #define _eval_shadow(a, b) textureProj(a, b) #endif void main(void) ...
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#45CMSC427 Computer Graphics
Declare shadow map as sampler2DShadow. • Look up shadow map using projective texturing with vec4 textureProj(sampler2D, vec4, float bias).
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#46textureProjLod - OpenGL 4 Shading Language Reference ...
... textureGatherOffsets, textureGrad, textureGradOffset, textureLod, textureLodOffset, textureOffset, textureProj, textureProjGrad, textureProjGradOffset, ...
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#47Some stuff about depth texture based shadow mapping
so the function "textureProj()" works with the following rule: ... then use them as texcoords, and run further steps in fragment shader with textureProj().
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#48CSC 472 | PDF | Shader | Computer Graphics - Scribd
textureProj which will use the two- or three- dimensional texture coordinate obtained by a perspective division of a 4D texture coordinate a
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#49OpenGL Programming Guide: The Official Guide to Learning ...
gvec4 textureProj(gsampler1D sampler, vec2 P[, float bias]); gvec4 textureProj(gsampler1D sampler, vec4 P[, float bias]); gvec4 textureProj(gsampler2D ...
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#50OpenGL Programming Guide: The Official Guide to Learning ...
gvec4 textureProj(gsampler1D tex, vec2 P[, float bias); gvec4 textureProj(gsampler1D tex, vec4 P[, float bias); gvec4 textureProj(gsampler2D tex, vec3 P[, ...
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#51WebGL 2.0 Reference Guide - SlideShare
... vec4 P); gvec4 textureProj(gsampler2D sampler, ... vec4 P [, float bias]); float textureProj(sampler2DShadow sampler, ...
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#523D Game Shaders For Beginners
If the comparison passes, textureProj will return one. Otherwise, it will return zero. Zero meaning this vertex/fragment is in the shadow and ...
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#53OpenGL 4.0 GLSL 實現投影紋理對映（Projective ... - 程式前沿
textureProj 函式是用來訪問紋理的（傳入的紋理座標是投影座標系下的座標），在前面我們提到，在平移縮放投影矩陣後，我們需要除以其座標中的w項， ...
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#54Write to texture GLSL - ExampleFiles.net
vec4 diffuse = texture(texture1, vs_st); vec4 projTexColor = textureProj(texture2, ProjTexCoord); vec4 shaded = diffuse; // max(intensity * diffuse, ...
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#55GLSL Shader programs - Unity Manual
... Shader compilation; for example, texture2D/texture2DProj functions may be replaced to texture/textureProj , based on graphics API (GlES3, GLCore).
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#56[Solved] PssmShadowRenderer fails with shader compile error
#define SHADOWCOMPARE(tex,coord) textureProj(tex, coord) #define SHADOWGATHER(tex,coord) textureGather(tex, coord.xy, coord.z)
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#57[Solved] Shadowmapping depth bias
About textureProj(), it is a bit redundant nowadays. Graphics cards don't actually have ... Definitely use shadow samplers, but textureProj() you can avoid.
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#58[OpenGL] Projective Texture Mapping - Programmer Sought
Notice the textureProj function, which is specifically used to project texture access. The components of its texture coordinates are divided by the last ...
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#59阴影贴图（PCF） | 学步园
阴影贴图（PCF） ... comparisons and use that result to scale the diffuse and specular components. ... result of the textureProj function can be somewhere between ...
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#60Chapter XII Shadow Mapping - Tizen Wiki
For shadow map referencing, we used v_shadowCoord. ▫ In textureProj, the second argument is divided by its last component such that the texture is referenced ...
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#61GLSL sampler2DShadow deprecated past version 120? What ...
You need to use textureProj , which returns a float rather than a vec4 . There's a overview of shadow artifacts and solutions (including Poisson ...
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#62Vulkan_Shader—高級光照_陰影_實現 - 台部落
通過textureProj函數，我們可以計算出shadow的值，並在片元着色器最後返回的時候將其作用在顏色輸出中，運行代碼，你將會看到： 在這裏插入圖片描述
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#63error C7505: OpenGL does not allow swizzles on scalar ...
textureProj 的第一个参数如果是sampler2DShadow类型. 那么 textureProj的返回值就是float，这时候后面+".x"就会提示这个错误，但是AMD显卡直接编译 ...
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#64Easy Filters - Contrast - Shadertoy
dPdy, vec? offset); vec4 textureProj( sampler? , vec? coord [, float bias]); vec4 textureProjLod( sampler? , vec? coord, float lod) ...
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#65第十六课: 阴影贴图· OpenGL中文教程 - 看云
第二种方法利用了内置的 textureProj 函数，但两种方法得出的效果是一样的。 if ( texture( shadowMap, (ShadowCoord.xy/ShadowCoord.w) ).z ...
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#66Emulate Hardware Shadow Mapping | My Research Projects
float shadeFactor = textureProj(depthTex, texPos); Refer to Figure 1 for the result. Figure 1. However, notice that the value of the third ...
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#67Mapping between HLSL and GLSL | Anteru's Blog
SampleCmp, samplerShadow. SampleGrad, textureGrad , textureGradOffset. SampleLevel, textureLod , textureLodOffset. N/A, textureProj ...
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#68Exponential Shadow Maps | Trent Reed
Query the shadow map for the depth from the light's perspective. (texture(shadowMap, texturePos.xy) if un-projected, textureProj(shadowMap, ...
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#69OpenGL ES 3.0 Programming Guide - 第 479 頁 - Google 圖書結果
Table B-9 Texture Lookup Functions (continued) Syntax Description gvec4 textureProj (gsampler2D sampler, vec3 P [, float bias] ) gvec4 textureProj ...
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#70OpenGL – Build high performance graphics
... sum += textureProj(ShadowMap, sc); sc.xy = ShadowCoord.xy + offsets.zw; sum += textureProj(ShadowMap, sc); } float shadow = sum / 8.0; if( shadow !=
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#71编程语言算法集/3d-game-shaders-for-beginners - Gitee.com
The shadow snippet shown uses textureProj which is different from the texure function shown earlier. textureProj first divides ...
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#72WebGL 2.0 and Engine release notes v0.207 [22.02.16]
texture2D, textureCube > texture texture2DProj > textureProj. Standarized extensions as built-in functions: dFdx, dFdy, fwidth.
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#73The OpenGL Shading Language 4.4 GLSLang Spec.4.40
float textureProj (sampler2DShadow sampler, vec4 P. [, float bias] ). gvec4 textureProj (gsampler2DRect sampler, vec3 P). gvec4 textureProj (gsampler2DRect ...
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#74Shadows
but there is a built-in GLSL function since this is common: if ( textureProj( shadowMap, ShadowCoord.xyw ).z < (ShadowCoord.z-bias)/ShadowCoord.w ) {.
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#75The OpenGL Shading Language 1.50 Quick Reference Card
float textureProj(sampler2DRectShadow sampler, vec4 P). Texture lookup with explicit LOD: gvec4 textureLod(gsampler1D sampler, float P, float lod).
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#76Программирование компьютерной графики. Современный OpenGL
... ivec3 p, int lod, ivec2 offset ) Прочесть тексел, прибавляя смещение offset к текстурным координатам gvec4 textureProj (gsampler1D sampler, ...
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#77openGL Projective texture mapping-码迷移动版
在片段着色器中，使用textureProj（）查找投影纹理。 代码和图像附在此页面的底部。 您应该修改计算机的纹理图像文件路径。
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#78Computer Graphics Programming in OpenGL with JAVA
The fragment shader calls the textureProj() function, which returns a 0 or 1 indicating whether or not the pixel is in shadow (this mechanism is explained ...
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#79后处理中的模糊、眩光、投影纹理 - GitHub Wiki SEE
textureProj. 通俗来讲，使用投影纹理是使用3D 纹理坐标在2D 纹理图形中查找，(s,t) 除以r 坐标，使用(s/r,t/r) 读取纹素。 2.投影纹理所用的矩阵.
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#80Playing with Texture Projection in Three.js - Codrops
The GLSL built-in function texture2DProj (or the newer textureProj ) does this internally also. In the same line, we also transform from ...
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#81Depth mode - Suggestion Box - Ultra Engine Community
... 400 //Uniforms uniform sampler2D texture4;// depth void main(void) { float depth = textureProj(texture4,vec3(1)).r; } //vertex #versi...
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#82使用随机采样实现soft shadow
sum+= textureProj(ShadowMap,sc);. sc.xy= ShadowCoord.xy+ offsets.zw;. sum+= textureProj(ShadowMap,sc);. } floatshadow= sum/ 8.0;.
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#83shadows.glsl in data/branches/Shader_HS18/programs ...
47, float depth = textureProj(shadowMap, offsetSample(uv, vec2(x, y), invShadowMapSize));. 48, if (depth >= 1.0 || depth >= uv.z). 49, shadow += 1.0;.
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#84Shadow Mapping - Xavier Gonzalez - Google Sites
... texture to compare the depths obtained rendering from the camera point of view through textureProj() and I shade the scene using a Blinn-Phong shader.
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#85OpenGL 4.0 GLSL 实现投影纹理映射（Projective Texture ...
textureProj 函数是用来访问纹理的（传入的纹理坐标是投影坐标系下的坐标），在前面我们提到，在平移缩放投影矩阵后，我们需要除以其坐标中的w项， ...
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#86glsl.lang
... findLSB findMSB textureSize textureQueryLOD texture textureProj textureLod textureOffset texelFetch texelFetchOffset textureProjOffset textureLodOffset ...
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#87OpenGL-Tutorial 16 : Shadow mapping - Developer Q.bot
두번째 단계는 쉐이더의 관점을 고려하는 것이다. GLSL에서 이 작업을 수행하는 두 가지 방법이 있다. 두 번째 메서드는 내장된 textureProj 함수를 사용 ...
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#88阴影贴图（PCF） - 极客分享
comparisons and use that result to scale the diffuse and specular components. ... result of the textureProj function can be somewhere between 0.0 ...
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#89textureGather - GLSL 4 - docs.gl
... textureGatherOffsets, textureGrad, textureGradOffset, textureLod, textureLodOffset, textureOffset, textureProj, textureProjGrad, textureProjGradOffset, ...
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#90learning shaders - Irrlicht Engine
(i have to admit, that this screen is faked in Rendermonkey by using a screenshot as texture for a plane, but it will look the same way in ...
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#91Are soft shadows possible with point light using cubemap ...
As you can see, it's only HARD shadow mapping. To recover the depth value encoded into the cubemap I have to use this time the function 'texture' (textureProj ...
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#92Fragment shader input interfering with texture access
#version 400 in vec4 shadowCoord; out vec4 fColor; uniform sampler2DShadow shadowMap; void main(void) { float shadow = textureProj(shadowMap, ...
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#93Textureproj.3g | Man Page
TEXTUREPROJ. NAME. textureProj − perform a texture lookup with projection ... gvec4 textureProj(gsampler1D sampler, vec4 P, [float bias]);.
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#94textureProj in GLSL gives nan and inf - Quabr
following scenario: i'm creating an OpenGL texture and a framebuffer and associated objects GLuint frameBuffer = 0, colorBuffer, depthBuffer; ...
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#95#version 300 es#define UE_EXT_shader_framebuffer_fetch 1 ...
... #define texture2D texture #define texture2DProj textureProj #define texture2DLod textureLod #define texture2DLodEXT textureLod #define ...
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#96opengl - Nvidia显卡上的暗疮痤疮- 程序员与数组
我还尝试将sampler2DShadow与textureProj（）和texture（）一起用作查找功能。似乎没有任何作用。这个问题不仅影响阴影，还影响使用阴影贴图的体积照明效果。
textureproj 在 コバにゃんチャンネル Youtube 的最佳解答
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