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#1glTexSubImage2D - OpenGL 4 Reference Pages - Khronos ...
Texturing maps a portion of a specified texture image onto each graphical primitive for which texturing is enabled. glTexSubImage2D and glTextureSubImage2D ...
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#2自由理想的足迹-CSDN博客_gltexsubimage2d
glTexSubImage2D 函数提供修改图像函数，因为修改一个纹理比重新创建一个纹理开销小得多，对于一些视频捕捉程序可以先将视频图像存储在更大的初始图像 ...
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#3glTexSubImage2D 函式(Gl) - Win32 apps | Microsoft Docs
void WINAPI glTexSubImage2D( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, ...
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#4I'm trying to update a texture with glTexSubImage2D - Stack ...
glTexSubImage2D updates the content of a previously allocated texture. glTexImage2D has to be called at least once to trigger the allocation:
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#5glTexSubImage2D - OpenGL ES 2 - docs.gl
glTexSubImage2D redefines a contiguous subregion of an existing two-dimensional texture image. The texels referenced by data replace the portion of the ...
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#6Java GLES20.glTexSubImage2D方法代碼示例- 純淨天空
本文整理匯總了Java中android.opengl.GLES20.glTexSubImage2D方法的典型用法代碼示例。如果您正苦於以下問題：Java GLES20.glTexSubImage2D方法的具體用法？
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#7glTexSubImage2D Subroutine - IBM
The glTexSubImage2D subroutine redefines a contiguous subregion of an existing two-dimensional texture image. The texels referenced by pixels replace the ...
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#8android.opengl.GLES20.glTexSubImage2D java code examples
public void glTexSubImage2D(int target, int level, int xoffset, int yoffset, int width, int height, int format, int type, ByteBuffer data) { GLES20.
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#9glTexSubImage2D | Apple Developer Documentation
void glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid ...
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#10gltexsubimage2d(3) - Linux man page
glTexSubImage2D redefines a contiguous subregion of an existing two-dimensional texture image. The texels referenced by pixels replace the portion of the .
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#11c++ - 我正在尝试使用glTexSubImage2D 更新纹理 - IT工具网
我最近开始学习OpenGL，我一直在处理纹理。我使用 glTexImage2D 更新了我的纹理但我了解到最好使用 glTexSubImage2D ，所以我试图更改我的代码，但我不起作用。
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#12glTexSubImage2D的使用详解 - 灰信网（软件开发博客聚合）
void glTexSubImage2D（GLenum target,. GLint level,. GLint xoffset,. GLint yoffset,. GLsizei width,. GLsizei height,. GLenum format,.
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#13C++ (Cpp) glTexSubImage2D Examples - HotExamples
C++ (Cpp) glTexSubImage2D - 30 examples found. These are the top rated real world C++ (Cpp) examples of glTexSubImage2D extracted from open source projects.
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#14WebGLRenderingContext.texSubImage2D() - Web APIs | MDN
The WebGLRenderingContext.texSubImage2D() method of the WebGL API specifies a sub-rectangle of the current texture.
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#15glTexSubImage2D : PyOpenGL 3.1.0 GL Man Pages
glTexSubImage2D ( GLenum ( target ) , GLint ( level ) , GLint ( xoffset ) , GLint ( yoffset ) , GLsizei ( width ) , GLsizei ( height ) , GLenum ( format ) ...
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#16使用glTexSubImage2D修改纹理的像素RGBA值不会更新纹理
Modifying pixel RGBA values of texture using glTexSubImage2D does not update the texture我有一个OpenGL纹理，我想在运行中更改纹理中像素的RGBA ...
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#17android.opengl.GLES20#glTexSubImage2D - ProgramCreek ...
This page shows Java code examples of android.opengl.GLES20#glTexSubImage2D.
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#18win32/gltexsubimage2d.md at docs - GitHub
The glTexSubImage2D function specifies a portion of an existing one-dimensional texture image. You cannot define a new texture with glTexSubImage2D. Syntax.
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#19GLES2.0中文API-glTexSubImage2D_flycatdeng的专栏
名称glTexSubImage2D - 指定二维纹理子图像C规范void glTexSubImage2D（GLenum target, GLint level, GLint xoffset, ...
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#20OpenGL glTexSubImage2D very slow - a solution! - ClearChain
This article describes a possible reason glTexSubImage2D may be slow. Recently I was working on a piece of code that updated a texture with ...
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#21Is glTexSubImage2D asynchronous? : r/opengl - Reddit
So if glTexSubImage2D is async, the "possibly with a buffer object for async transfer" part is unessecary, so I must be wrong. Another confusion ...
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#22cocos2d-x下的glTexSubImage2D如何正确使用 - Cocos中文社区
190191 我用一片内存重新创建texture，颜色值全填成0x000000FF（GL_RGBA），alpha为0，理论上应该整张纹理全透明才对，为什么看到的效果还带有一定 ...
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#23ios - 在iOS7上glTexSubImage2D緩慢- IT閱讀
我有一個專案，需要在其中更新紋理的多個區域，並在每幀中將這些區域同步到openGL中。我在xcode5中為iDevices使用一個專案使用openGL ES 2.0。
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#24glTexSubImage2D的使用详解 - 程序员信息网
一、函数介绍void glTexSubImage2D（GLenum target, GLint level, GLint xoffset, ...
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#25怎样提高glTexSubImage2D的性能? - 知乎
glTexSubImage2D (GL_TEXTURE_2D,0,xoffset,yoffset,w,h,GL_RGBA,GL_UNSIGNED_BYTE,updatePixels);. 函数中参数都是计算对的，因为除了开始比较慢，更新的纹理块都是对 ...
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#26OpenGL 1.1 Reference: glTexSubImage2D - Talisman
void glTexSubImage2D( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid ...
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#27Example usage for org.lwjgl.opengl GL11 glTexSubImage2D
@Override public void glTexSubImage2D(int target, int level, int xoffset, int yoffset, int width, int height, int format, int type, int pixels) { GL11.
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#28OpenGL.GL.glTexSubImage2D Example - Program Talk
python code examples for OpenGL.GL.glTexSubImage2D. Learn how to use python api OpenGL.GL.glTexSubImage2D.
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#29Android glTexSubImage2D可以工作嗎？ - 程式人生
根據我們的經驗，gltexsubimage2d（）無法正常工作的問題只出現在htc安卓手機上——至少在我們嘗試過的機型上：desire hd、desire z和x315e。
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#30OpenGL ES 详解III(纹理) - 催促更新
同样的，texture object也有同样的五大API，分别是glGenTextures、glBindTexture、glTexImage2D、glTexSubImage2D和glDeleteTexture，功能与刚才buffer object的5个API ...
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#31Is Texture.apply() for Unity == glTexSubImage2D on native ...
One option is I can modify the texture in native code by getting the texture native handle and modifying it using glTexSubImage2D functions.
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#32使用NDK，OpenGL ES和FFmpeg的Android視頻播放器
關於glTexImage2D編輯vs glTexSubImage2D這種方法。 調用glTexImage2D會為你的紋理分配視頻 ... 調用glTexSubImage2D將更新你在already-allocated紋理中指定的像素。
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#33Slow glTexSubImage2D performance on Nexus 10/Android ...
I use glTexSubImage2D() to upload y/u/v buffer to GPU then do a YUV2RGB conversion using shader. All EGL/OpenGL setup/rendering code is native code.
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#34Opengl glTexSubImage2d在添加到粒子系统后不工作（每个 ...
Opengl glTexSubImage2d在添加到粒子系统后不工作（每个粒子上都有纹理）,opengl,textures,texture-mapping,texture2d,glteximage2d,Opengl,Textures,Texture Mapping ...
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#35glTexSubImage2D - CUDA Programming and Performance
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, buffer); glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, MAXX, MAXY, GL_RGBA, GL_UNSIGNED_BYTE, NULL);. the ...
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#36glTexSubImage2D 的用法 - 调试易
glBindTexture(GL_TEXTURE_2D,texture[0]); glTexSubImage2D (GL_TEXTURE_2D, GL_RGB, 0, 0, bih1.biWidth, bih1.biHeight, GL_RGB, GL_UNSIGNED_BYTE, pRGB); ...
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#37glTexSubImage2D
NAME glTexSubImage2D - specify a two-dimensional texture subimage C SPECIFICATION void glTexSubImage2D( GLenum target, GLint level, GLint xoffset, ...
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#38频繁调用GLES20.glTexSubImage2D导致内存撑满问题
频繁调用GLES20.glTexSubImage2D导致内存撑满问题，代码先锋网，一个为软件开发程序员提供代码片段和技术文章聚合的网站。
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#39Detailed use of glTexSubImage2D - Programmer Sought
void glTexSubImage2D（GLenum target,. GLint level,. GLint xoffset,. GLint yoffset,. GLsizei width,. GLsizei height,. GLenum format,.
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#40Question Is Texture2D.Apply() for Unity == glTexSubImage2D ...
One option is I can modify the texture in native code by getting the texture native handle and modifying it using glTexSubImage2D functions.
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#41glTexSubImage2D - part-cw/lambdanative Wiki
(glTexSubImage2D target level internalFormat width height border format type data). glTexSubImage2D specifies a two-dimensional texture subimage. Note: Unknown ...
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#42357493 - chromium - Monorail
Issue 357493: Use glTexSubImage2D instead of glTexImage2D during BindTexImage when GL_TEXTURE_EXTERNAL_OES is used as texture target for ...
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#43《高效学习OpenGL》 之指定纹理glTexImage2D ... - it610
glTexSubImage2D (GL_TEXTURE_2D, 0, 12, 44, subImageWidth, ... GL_UNSIGNED_BYTE, subImage); void glTexSubImage2D (GLenum target, GLint level, ...
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#44glTexSubImage2D - OpenGL Reference
Specify a two-dimensional texture subimage. C Specification[edit]. void glTexSubImage2D( GLenum target, GLint level ...
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#45glTexSubImage2D in directx? - Graphics and GPU Programming
in OpenGL I used glTexSubImage2D to fill part of a texture with an image, what is the corresponding function in directx (9)? I googled a lot ...
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#46GlTexSubImage2D速度慢，占用4％的CPU [关闭] | 码农俱乐部
我使用gltexsubimage2d作为使用opengl的更新窗口。我看到这个函数需要大量的时间来返回，它也需要4%的CPU。
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#47GlTexSubImage2D - QB64 Wiki
Syntax. SUB _glTexSubImage2D (BYVAL target AS _UNSIGNED LONG, BYVAL level AS LONG, BYVAL xoffset AS LONG, BYVAL yoffset AS LONG, ...
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#48三星S7 Edge OpenGL ES 多次调用glTexSubImage2D出现的 ...
之前看到国外的博客说glTexSubImage2D性能比glTexImage2D略高些，于是在视频叠加水印功能中进行尝试。然而，三星S7 Edge（Android 7.0）中...
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#4991673 – Segfault when calling glTexSubImage2D on storage ...
Bugzilla – Bug 91673 Segfault when calling glTexSubImage2D on storage texture to bound FBO Last modified: 2015-08-21 10:38:03 UTC.
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#50problem updating texture with glTexSubImage2D
hi, i have a problem with this method of updating my texture data. i have a program to process image data with a shader. when i call the ...
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#51Opengl glTexSubImage2D访问冲突_Opengl_Devil - 魔琴编程网
Opengl glTexSubImage2D访问冲突,opengl,devil,Opengl,Devil,当我的程序运行到glTexSubImage2D时，出现访问冲突错误。我做错了什么我已将GL_PIXEL_UNPACK_ALIGNMENT ...
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#52第16回 テクスチャの部分的な置き換え - 床井研究室
glTexSubImage2D () は，glTexImage2D() でテクスチャを割り当てた後，そのテクスチャの一部を別の画像で置き換えます．この際，置き換える画像の ...
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#53Android glTexSubImage2D是否可以正常使用？ - ICode9
是否有人在Android上使用glTexSubImage2D()编写了工作代码,最好是通过NDK,甚至是Java？在我的代码中,glTexImage2D()可以正常工作,但是在代码中同一 ...
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#54GLES2: glPixelStorei parameters for glTexSubImage2D()
This backend has an update function that partially updates a GL texture using glTexSubImage2D(), based on how many lines have been changed ...
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#55glTexSubImage2D() pixel type and pixel format question
When transferring data to a texture with glTexSubImage2D() the client data format/type is specified so that it can be properly copied.
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#56Opengl glTexSubImage2D访问冲突_Opengl_Devil - Debug001
Opengl glTexSubImage2D访问冲突,opengl,devil,Opengl,Devil,当我的程序运行到glTexSubImage2D时，出现访问冲突错误。我做错了什么我已将GL_PIXEL_UNPACK_ALIGNMENT ...
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#57Modifying individual pixels using glTexSubImage2D?
How do I correctly tell the glTexSubImage2D method that I want the specified pixel to be red? And how do I get the original
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#58Manpages OpenGL - glTexSubImage2D - Developpez.com
void glTexSubImage2D(, GLenum target ,. GLint level ,. GLint xoffset ,. GLint yoffset ,. GLsizei width ,. GLsizei height ,. GLenum format ,. GLenum type ,.
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#59glTexSubImage2D slow - iOS - OpenFrameworks Forum
Tracing through the code i found that the glTexSubImage2D call is taking the majority of time. given that it's possible to display video at ...
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#61glTexSubImage2D not updating texture as expected #4
Calling glTexSubImage2D doesn't always add to the existing texture data. With double buffering, e. g. calling from a cococ2d-x update , glTexSubImage2D ...
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#62glTexSubImage2D, grayscale image and rgba texture - Very ...
glTexSubImage2D, grayscale image and rgba texture ... glTexSubImage2D(GL_TEXTURE_2D, 0, posx, posy, 9,10, GL_LUMINANCE,
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#63使用glTexSubImage2D自动更新纹理图片_宁波搬家 - 新浪博客
glTexSubImage2D (GL_TEXTURE_2D, 0, 0, 0, 256, 256, GL_RGB, GL_UNSIGNED_BYTE, data); //将data指针指向的图片的部分作为2D纹理，在程序中只要不断 ...
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#64glTexSubImage2D with GL_PIXEL_UNPACK_BUFFER gives ...
glTexSubImage2D with GL_PIXEL_UNPACK_BUFFER gives GL_INVALID_OPERATION · texture array has been defined · type is correct · data param (offset) is good at 0 · not ...
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#65QOpenGLFunctions Class | Qt GUI 5.12.12
void, glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid ...
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#66Using a PBO glTexSubImage2D with ...
//step 3 glBindTexture(GL_TEXTURE_2D, texture); glBindBuffer(GL_PIXEL_UNPACK_BUFFER, pboIds[Index]); glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, ...
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#67how to check glTexSubImage2D's progress? - LWJGL Forum
I am loading all the frames as textures using glTexSubImage2D(), and then display them frame by frame. However, the first few frames are ...
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#68OpenGL 中关于ImageTexture使用中遇到的两个问题 - 博客园
void Transfer2Texture(float* data) { glBindTexture(GL_TEXTURE_2D, this->textureID); if (channels == 1) glTexSubImage2D(GL_TEXTURE_2D, 0, 0, ...
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#69OGL texture Replace gltexsubimage2d/glcopytexsubimage2d ...
gltexsubimage2d functionProvides the ability to modify an image function, because modifying a texture is much less expensive than creating a ...
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#70glTexSubImage2D
glTexSubImage2D - specify a two-dimensional texture subimage. C SPECIFICATION. void glTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset ...
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#71Looking for alternative to glTexSubImage2d with data offset ...
After it, I also want to update a texture using this PBO, which I do using glTexSubImage2d . I'm afraid updating the whole texture is expensive and would ...
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#72glTexSubImage2D 1282 - 無效操作GL ES 3.1 - 優文庫
我試圖使用方法： layout (binding = 0, rgba8ui) readonly uniform uimage2D input; 在計算着色器。爲了將紋理綁定到該我使用： glBindImageTexture(0, texture_name, ...
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#73glTexSubImage2D example c c++ java objc
Name. glTexSubImage2D - specify a two-dimensional texture subimage. C Specification. void glTexSubImage2D(GLenum target , GLint level ...
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#74Copying pixel data to texture faster than glTexSubImage2D?
Copying pixel data to texture faster than glTexSubImage2D?. Hello, What I am trying to do is render the contents of a Java bufferedimage to ...
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#75vaps RGB像素顯示控件(glTexSubImage2D方式) - 台部落
vaps RGB像素顯示控件(glTexSubImage2D方式). 原創 sukhoi27smk 2018-10-13 23:49. 1. 打開vxtPLDisplay 工程. 修改vxtPLImage.cpp，修改下面函數.
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#76BUG REPORT: glTexSubImage2D fails to update stencil in ...
An updated version of the Intel(R) HD Graphics 4600 drivers may have already corrected the issue when glTexSubImage2D fails to update ...
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#77在执行glTexImage2D和glTexSubImage2D之前,是否需要调用 ...
在执行glTexImage2D和glTexSubImage2D之前,是否需要调用glGenTextures和glBindTexture ... 嗨我有35张图像可以在显示屏上绘制.我在7X5网格中绘制它.图像从 ...
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#78我试图用glTexSubImage2D更新纹理 - Thinbug
我最近开始学习OpenGL，而且我一直在搞乱纹理。我使用 glTexImage2D 更新了我的纹理，但我已经了解到使用 glTexSubImage2D 会更好，所以我尝试更改代码但是我没有工作。
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#79Using OpenCL: Programming Massively Parallel Computers
Now glTexSubImage2D selects the pixel source for the texture to be from the PBO. The last parameter of this function is no longer the pointer to the ...
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#80Beginning Android 3D Game Development
If no context is current the behavior is the same as calling glTexSubImage2D() with no current context, that is, eglGetError() will return the appropriate ...
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#81是Unity的Texture2D.Apply（）for Unity == glTexSubImage2D
现在，我将套用副本仅将更改后的像素复制到GPU而不是完整纹理，但是我真的怀疑是否可行。 但是，如果这是真的，则意味着在性能方面调用Texture2D.apply == glTexSubImage2D ...
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#823D Engine Design for Virtual Globes - 第 300 頁 - Google 圖書結果
For example, if a call to glTexSubImage2D is issued in a worker thread and then the thread posts a message to a message queue to notify the rendering thread ...
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#83OpenGL Programming Guide: The Official Guide to Learning ...
glTexSubImage2D (GL_TEXTURE_2D, // target 0, // First mipmap level 0, 0, // x and y offset 8, 8, // width and height GL_RED, GL_UNSIGNED_BYTE, // format and ...
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#84 通过DMABUF重新加载OpenGLESv2纹理 - Geekly ...
glTexSubImage2D （）函数非常慢。 好吧，速度有多慢-当然，这完全取决于计算机和图形卡。 我想找到一种解决方案，即使在像 ...
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#85Webgl draw pixels
On mouse clicks, call glTexSubImage2D to modify 1 pixel within the texture. Using WebGL for Drawing? WebGL is a 2D API! How does it work?
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