Example #1
0
 public ESTexture2D(Bitmap image, GL20.All filter)
 {
     InitWithBitmapGL20(image, filter);
 }
Example #2
0
        public void InitWithDataGL20(IntPtr data, SurfaceFormat pixelFormat, int width, int height, Size size, GL20.All filter)
        {
            openGLVersion = GLContextVersion.Gles2_0;

            GL20.GL.GenTextures(1, ref _name);
            GL20.GL.BindTexture(GL20.All.Texture2D, _name);
            GL20.GL.TexParameter(GL20.All.Texture2D, GL20.All.TextureMinFilter, (int)filter);
            GL20.GL.TexParameter(GL20.All.Texture2D, GL20.All.TextureMagFilter, (int)filter);
            GL20.GL.TexParameter(GL20.All.Texture2D, GL20.All.TextureWrapS, (int)GL20.All.ClampToEdge);
            GL20.GL.TexParameter(GL20.All.Texture2D, GL20.All.TextureWrapT, (int)GL20.All.ClampToEdge);

            int sz = 0;

            switch (pixelFormat)
            {
                case SurfaceFormat.Color /*kTexture2DPixelFormat_RGBA8888*/:
                case SurfaceFormat.Dxt1:
                case SurfaceFormat.Dxt3:
                    sz = 4;
                    GL20.GL.TexImage2D(GL20.All.Texture2D, 0, (int)GL20.All.Rgba, (int)width, (int)height, 0, GL20.All.Rgba, GL20.All.UnsignedByte, data);
                    break;
                case SurfaceFormat.Bgra4444 /*kTexture2DPixelFormat_RGBA4444*/:
                    sz = 2;
                    GL20.GL.TexImage2D(GL20.All.Texture2D, 0, (int)GL20.All.Rgba, (int)width, (int)height, 0, GL20.All.Rgba, GL20.All.UnsignedShort4444, data);
                    break;
                case SurfaceFormat.Bgra5551 /*kTexture2DPixelFormat_RGB5A1*/:
                    sz = 2;
                    GL20.GL.TexImage2D(GL20.All.Texture2D, 0, (int)GL20.All.Rgba, (int)width, (int)height, 0, GL20.All.Rgba, GL20.All.UnsignedShort5551, data);
                    break;
                case SurfaceFormat.Alpha8 /*kTexture2DPixelFormat_A8*/:
                    sz = 1;
                    GL20.GL.TexImage2D(GL20.All.Texture2D, 0, (int)GL20.All.Alpha, (int)width, (int)height, 0, GL20.All.Alpha, GL20.All.UnsignedByte, data);
                    break;
                default:
                    throw new NotSupportedException("Texture format");
            }

            _size = size;
            _width = width;
            _height = height;
            _format = pixelFormat;
            _maxS = size.Width / (float)width;
            _maxT = size.Height / (float)height;

            _pixelData = data;
        }
Example #3
0
 public ESTexture2D(IntPtr data, SurfaceFormat pixelFormat, int width, int height, Size size, GL20.All filter)
 {
     InitWithDataGL20(data, pixelFormat, width, height, size, filter);
 }
Example #4
0
        public void InitWithBitmapGL20(Bitmap imageSource, GL20.All filter)
        {
            //TODO:  Android.Opengl.GLUtils.GetInternalFormat()
            //Android.Opengl.GLUtils.GetInternalFormat(imageSource);
            openGLVersion = GLContextVersion.Gles2_0;

            _format = SurfaceFormat.Color;
            if (imageSource.HasAlpha)
                _format = SurfaceFormat.Color;

            _width = imageSource.Width;
            _height = imageSource.Height;

            _size.Width = imageSource.Width;
            _size.Height = imageSource.Height;

            GL20.GL.GenTextures(1, ref _name);
            GL20.GL.BindTexture(GL20.All.Texture2D, _name);

            GL20.GL.TexParameter( GL20.All.Texture2D, GL20.All.TextureMinFilter, (int)filter);
            GL20.GL.TexParameter( GL20.All.Texture2D, GL20.All.TextureMagFilter, (int)filter);
            GL20.GL.TexParameter( GL20.All.Texture2D, GL20.All.TextureWrapS, (int)GL20.All.ClampToEdge);
            GL20.GL.TexParameter( GL20.All.Texture2D, GL20.All.TextureWrapT, (int)GL20.All.ClampToEdge);

            Android.Opengl.GLUtils.TexImage2D((int)GL20.All.Texture2D, 0, imageSource, 0);
            imageSource.Recycle();

            //int errAndroidGL = Android.Opengl.GLES20.GlGetError();
            //GL20.All errGenericGL = GL20.GL.GetError();
            //if(errAndroidGL != Android.Opengl.GLES20.GlNoError || errGenericGL != GL20.All.NoError )
            //    Console.WriteLine(string.Format("OpenGL-ES 2.0:\n\tAndroid:{0,10:X}\n\tGeneric:{0, 10:X}", errAndroidGL, errGenericGL));

            _maxS = _size.Width / (float)_width;
            _maxT = _size.Height / (float)_height;
        }