9/24/2023 0 Comments Android devices with opengl es 2.0![]() ![]() Because images have a Y axis pointing downward (values increase as you move down the image) while Set the Buffer to Read the first coordinate Create a floating point buffer from the ByteBuffer Initialize Vertex Byte Buffer for Shape Coordinates / # of coordinate values * 4 bytes per floatīyteBuffer bb = ByteBuffer.allocateDirect(spriteCoords.length * 4) Public Sprite(final Context activit圜ontext) number of coordinates per vertex in this array Private final ShortBuffer drawListBuffer "gl_FragColor = (v_Color * texture2D(u_Texture, v_TexCoordinate)) " + Private final String fragmentShaderCode = " gl_Position = vPosition * uMVPMatrix " + Private final int mTextureCoordinateDataSize = 2 Private final FloatBuffer mCubeTextureCoordinates Here is my Code for my Sprite class and Renderer Class: public class Sprite I got a square to draw and rotate but once it came to texturing I must have messed up somewhere because I keep getting an error saying DrawElements isn't bound to any data but if I comment out any code to do with texturing it works fine. I've been struggling to draw a 2D image from jpg/png files using openGL ES 2.0 for Android.Įverywhere I look the tutorials are for texturing 3D images so its been rough figuring out how to draw a regular 2D Sprite. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |