Exemplo n.º 1
0
        unsafe private void SetupGlyphTexCoord(string content, IFontTexture fontTexture)
        {
            FullDictionary <char, GlyphInfo> charInfoDict = fontTexture.GlyphInfoDictionary;
            IntPtr pointer = this.uvBuffer.MapBuffer(MapBufferAccess.WriteOnly);
            var    array   = (TextModel.GlyphTexCoord *)pointer.ToPointer();
            int    width   = fontTexture.TextureSize.Width;
            int    height  = fontTexture.TextureSize.Height;

            /*
             * 0     3  4     6 8     11 12   15
             * -------  ------- -------  -------
             * |     |  |     | |     |  |     |
             * |     |  |     | |     |  |     |
             * |     |  |     | |     |  |     |
             * -------  ------- -------  -------
             * 1     2  5     6 9     10 13   14
             */
            for (int i = 0; i < content.Length; i++)
            {
                char      ch     = content[i];
                GlyphInfo info   = fontTexture.GlyphInfoDictionary[ch];
                const int shrimp = 0;
                array[i] = new TextModel.GlyphTexCoord(
                    //new vec2(0, 0),
                    //new vec2(0, 1),
                    //new vec2(1, 1),
                    //new vec2(1, 0)
                    new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset) / (float)height),
                    new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset + info.height) / (float)height),
                    new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset + info.height) / (float)height),
                    new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset) / (float)height)
                    );
            }
            this.uvBuffer.UnmapBuffer();
        }
Exemplo n.º 2
0
 private unsafe void SetupGlyphTexCoord(string content, FontResource fontResource)
 {
     FullDictionary<char, CharacterInfo> charInfoDict = fontResource.CharInfoDict;
     OpenGL.BindBuffer(BufferTarget.ArrayBuffer, this.model.uvBufferPtr.BufferId);
     IntPtr pointer = OpenGL.MapBuffer(BufferTarget.ArrayBuffer, MapBufferAccess.WriteOnly);
     var array = (TextModel.GlyphTexCoord*)pointer.ToPointer();
     int width = fontResource.TextureSize.Width;
     int height = fontResource.TextureSize.Height;
     /*
      * 0     3  4     6 8     11 12   15
      * -------  ------- -------  -------
      * |     |  |     | |     |  |     |
      * |     |  |     | |     |  |     |
      * |     |  |     | |     |  |     |
      * -------  ------- -------  -------
      * 1     2  5     6 9     10 13   14
      */
     for (int i = 0; i < content.Length; i++)
     {
         char ch = content[i];
         CharacterInfo info = fontResource.CharInfoDict[ch];
         const int shrimp = 0;
         array[i] = new TextModel.GlyphTexCoord(
             //new vec2(0, 0),
             //new vec2(0, 1),
             //new vec2(1, 1),
             //new vec2(1, 0)
             new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset) / (float)height),
             new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset + info.height) / (float)height),
             new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset + info.height) / (float)height),
             new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset) / (float)height)
             );
     }
     OpenGL.UnmapBuffer(BufferTarget.ArrayBuffer);
     OpenGL.BindBuffer(BufferTarget.ArrayBuffer, 0);
 }
Exemplo n.º 3
0
 private unsafe void SetupGlyphTexCoord(string content, IFontTexture fontTexture)
 {
     FullDictionary<char, GlyphInfo> charInfoDict = fontTexture.GlyphInfoDictionary;
     IntPtr pointer = this.uvBuffer.MapBuffer(MapBufferAccess.WriteOnly);
     var array = (TextModel.GlyphTexCoord*)pointer.ToPointer();
     int width = fontTexture.TextureSize.Width;
     int height = fontTexture.TextureSize.Height;
     /*
      * 0     3  4     6 8     11 12   15
      * -------  ------- -------  -------
      * |     |  |     | |     |  |     |
      * |     |  |     | |     |  |     |
      * |     |  |     | |     |  |     |
      * -------  ------- -------  -------
      * 1     2  5     6 9     10 13   14
      */
     for (int i = 0; i < content.Length; i++)
     {
         char ch = content[i];
         GlyphInfo info = fontTexture.GlyphInfoDictionary[ch];
         const int shrimp = 0;
         array[i] = new TextModel.GlyphTexCoord(
             //new vec2(0, 0),
             //new vec2(0, 1),
             //new vec2(1, 1),
             //new vec2(1, 0)
             new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset) / (float)height),
             new vec2((float)(info.xoffset + shrimp) / (float)width, (float)(info.yoffset + info.height) / (float)height),
             new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset + info.height) / (float)height),
             new vec2((float)(info.xoffset - shrimp + info.width) / (float)width, (float)(info.yoffset) / (float)height)
             );
     }
     this.uvBuffer.UnmapBuffer();
 }