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();
}
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);
}
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();
}