void InitGL()
{
gl.ShadeModel(gl.GL_SMOOTH);
gl.ClearColor(0.0f, 0.0f, 0.0f, 0.5f);
gl.ClearDepthf(1.0f);
//gl.Enable(gl.GL_DEPTH_TEST);
gl.BlendFunc(gl.GL_SRC_ALPHA, gl.GL_ONE_MINUS_SRC_ALPHA);
gl.DepthFunc(gl.GL_LEQUAL);
gl.Hint(gl.GL_PERSPECTIVE_CORRECTION_HINT, gl.GL_NICEST);
myFont = new OpenGLFont(new Font(FontFamily.GenericSerif, 12, FontStyle.Regular));
myHugeFont = new OpenGLFont(new Font(FontFamily.GenericSerif, 32, FontStyle.Regular));
myLeftAligned = new GlyphRun(myHugeFont, "hello world", float.PositiveInfinity, float.PositiveInfinity, OpenGLTextAlignment.Left, true);
myCentered = new GlyphRun(myFont, "centered text", ClientSize.Width, ClientSize.Height, OpenGLTextAlignment.Center, true);
myJustified = new GlyphRun(myFont, "this text blob is really long and hopefully it will be justified to the edges as the lines wrap and stuff", ClientSize.Width, ClientSize.Height, OpenGLTextAlignment.Justified, true);
myTexture = Texture.LoadStream(System.Reflection.Assembly.GetExecutingAssembly().GetManifestResourceStream("TestOpenGLES.BitmapBrush.bmp"), false);
myLeftAligned.ApplyTextureShader((glyphPos) =>
{
float left = glyphPos.TopLeft.X / myLeftAligned.Width;
float top = glyphPos.TopLeft.Y / myLeftAligned.Height;
float right = glyphPos.TopRight.X / myLeftAligned.Width;
float bottom = glyphPos.BottomLeft.Y / myLeftAligned.Height;
return(new GlyphTexCoords(left, top, right, bottom));
}
);
myLeftAligned.Texture = myTexture;
myJustified.ApplyColorShader((glyphPos) =>
{
GlyphColors colors = new GlyphColors();
colors.TopLeft = new Vector4f(1, 0, 0, 1);
colors.BottomLeft = new Vector4f(0, 1, 0, 1);
colors.TopRight = new Vector4f(1, 0, 0, 1);
colors.BottomRight = new Vector4f(0, 0, 1, 1);
return(colors);
}
);
}