I just wrote a demo from https://www.khronos.org/registry/webgl/sdk/tests/conformance2/glsl3/matrix-row-major.html?webglVersion=2&dumpShaders=undefined&quiet=0:
Row-major matrix…</div>
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<h3><a href="../../questions/61241521/combining-the-opengl-es-rendering-and-ui-elements-in-android" class="question-hyperlink">Combining the OpenGL ES rendering and UI-elements in Android</a></h3>
<div class="excerpt">Android application uses android.opengl.GLSurfaceView to rendering OpenGL ES:
public class GameActivity extends AppCompatActivity {
private SurfaceView surfaceView;
@Override
protected void onCreate(Bundle state) {
...
…</div>
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<h3><a href="../../questions/60710993/android-opengl-es-3-what-is-the-alternative-of-vector3f-and-matrix4f-classes" class="question-hyperlink">Android openGL ES 3 what is the alternative of Vector3f and Matrix4f classes?</a></h3>
<div class="excerpt">In openGL
when using LWJGL, you will be able to create a transformation matrix like this:
public static Matrix4f createTransformationMatrix(Vector3f translation,float rx,float ry,float rz,float scale ){
Matrix4f matrix = new…</div>
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<h3><a href="../../questions/60660082/how-to-create-a-vao-in-opengl-es-3-android" class="question-hyperlink">How to create a VAO in openGL ES 3 android</a></h3>
<div class="excerpt">So in normal openGL you can create a VAO like this
glGenVetrexArray();
and expect this function to create a VAO for you and gives you an int which is VAO ID.
The problem
In android the function is like this:
glGenVetrexArray(int n , int[] array,…</div>
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<h3><a href="../../questions/58015221/how-to-create-a-histogram-in-webgl2-using-16-bit-data" class="question-hyperlink">How to create a histogram in WebGL2 using 16 bit data?</a></h3>
<div class="excerpt">
var gl, utils, pseudoImg, vertices;
var img = null;
document.addEventListener('DOMContentLoaded', () => {
utils = new WebGLUtils();
vertices = utils.prepareVec2({x1 : -1.0, y1 : -1.0, x2 : 1.0, y2 : 1.0});
gl =…</div>
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<h3><a href="../../questions/57950196/how-to-include-opengles-3-in-visual-studio-android" class="question-hyperlink">How to include OpenGLES 3 in Visual Studio (Android)</a></h3>
<div class="excerpt">I'm trying to use Visual Studio to make an Android app with C++ / OpenGLES. I started with the template project "OpenGLES Application (Android, iOS)" but this uses OpenGLES 1, and it seems in order to use VAOs I need to upgrade this to OpenGLES 3…</div>
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<h3><a href="../../questions/57217090/what-happens-if-you-call-glbufferdata-on-a-mapped-buffer" class="question-hyperlink">What happens if you call glBufferData on a mapped buffer?</a></h3>
<div class="excerpt">What happens if you call glBufferData on a buffer currently mapped with glMapBufferRange? I suggest it would be illegal, but I cannot find anything in the spec:
https://www.khronos.org/registry/OpenGL-Refpages/es3.0/html/glBufferData.xhtml
It is…</div>
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<h3><a href="../../questions/57109764/untextured-quad-not-rendering-in-opengl-es-3-0" class="question-hyperlink">Untextured Quad not rendering in OpenGL ES 3.0</a></h3>
<div class="excerpt">I've recently coded a simple game using the javax.swing framework and want to release it as an android application. I did some research and discovered that most apps use java and OpenGL ES. I have some experience with OpenGL but am familiarizing…</div>
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<h3><a href="../../questions/56430242/gles-3-0-shaders-using-gl-vertexid-does-not-render-on-iphone-but-in-the-simula" class="question-hyperlink">GLES 3.0 Shaders using gl_VertexID does not render on iPhone, but in the simulator</a></h3>
<div class="excerpt">I'm porting a GLES 3.0 Android application to iPhone, and every shader renders except a few shaders which utilize gl_VertexID. They do render in the simulator though.
Does anyone know if gl_VertexID does not work on the iPhone, or if they act…</div>
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<h3><a href="../../questions/54958761/how-to-convert-these-opengl-shaders-to-opengl-es-shaders-for-gles3-for-android" class="question-hyperlink">How to convert these OpenGL Shaders to OpenGL ES shaders for GLES3 for android NDK?</a></h3>
<div class="excerpt">The following Shaders fail with a return of -1, when i try.
col_attr = glGetAttribLocation(prog, "v_col");
i tried different settings including
switching ,
gl_FragColor
to
outColor
and
#version 300 es
to
#version 150 core
and many more,…</div>
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<h3><a href="../../questions/54384243/eglcreateframebuffer-causes-egl-bad-config-invalid-egl-frame-buffer-configurat" class="question-hyperlink">eglCreateFramebuffer() causes EGL_BAD_CONFIG (Invalid EGL frame buffer configuration)</a></h3>
<div class="excerpt">My app on Google Play is causing this error on customer devices (but not on my test devices, nor on Google's prelaunch report devices.)
EGL_BAD_CONFIG (Invalid EGL frame buffer configuration)
When doing this call: eglCreateContext( display, config,…</div>
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