NextPow2() 공개 정적인 메소드

public static NextPow2 ( int start ) : int
start int
리턴 int
예제 #1
0
        void PrepareText(TextItem item)
        {
            // If we're modified and have texture already delete it from graphics card
            if (item.TextureID > 0)
            {
                //GL.DeleteTexture(item.TextureID);
                item.TextureID = -1;
            }

            Size s;

            try
            {
                s = TextRenderer.MeasureText(
                    item.Text,
                    item.Font,
                    MaxSize,
                    item.Flags);
            }
            catch
            {
                return;
            }

            item.ImgWidth  = s.Width;
            item.ImgHeight = s.Height;

            if (!RenderSettings.TextureNonPowerOfTwoSupported)
            {
                item.ImgWidth  = RHelp.NextPow2(s.Width);
                item.ImgHeight = RHelp.NextPow2(s.Height);
            }

            Bitmap img = new Bitmap(
                item.ImgWidth,
                item.ImgHeight,
                System.Drawing.Imaging.PixelFormat.Format32bppArgb);

            Graphics g = Graphics.FromImage(img);

            g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;

            TextRenderer.DrawText(
                g,
                item.Text,
                item.Font,
                new Rectangle(0, 0, s.Width + 2, s.Height + 2),
                Color.White,
                Color.Transparent,
                item.Flags);

            item.TextureID = RHelp.GLLoadImage(img, true, false);
            g.Dispose();
            img.Dispose();
        }
        public void PrepareText(int maxWidth)
        {
            if (maxWidth != widthForTextureGenerated)
            {
                string txt = item.From + item.Text;

                // If we're modified and have texture already delete it from graphics card
                if (textureID > 0)
                {
                    GL.DeleteTexture(textureID);
                    textureID = -1;
                }

                TextFormatFlags flags = TextFormatFlags.Top | TextFormatFlags.Left | TextFormatFlags.WordBreak;

                Size s = TextRenderer.MeasureText(
                    txt,
                    ChatOverlay.ChatFont,
                    new Size(maxWidth, 2000), flags);

                ImgWidth  = TextWidth = s.Width;
                ImgHeight = TextHeight = s.Height;

                if (!RenderSettings.TextureNonPowerOfTwoSupported)
                {
                    ImgWidth  = RHelp.NextPow2(TextWidth);
                    ImgHeight = RHelp.NextPow2(TextHeight);
                }

                Bitmap img = new Bitmap(
                    ImgWidth,
                    ImgHeight,
                    System.Drawing.Imaging.PixelFormat.Format32bppArgb);

                Graphics g = Graphics.FromImage(img);

                TextRenderer.DrawText(
                    g,
                    txt,
                    ChatOverlay.ChatFont,
                    new Rectangle(0, ImgHeight - TextHeight, TextWidth + 2, TextHeight + 2),
                    Color.White,
                    Color.Transparent,
                    flags);

                widthForTextureGenerated = maxWidth;
                textureID = RHelp.GLLoadImage(img, true, false);
                g.Dispose();
                img.Dispose();
            }
        }