internal void DrawSprite(sprite sprite)
{
Gl.glBegin(Gl.GL_TRIANGLES);
{
for (int i = 0; i < sprite.VertexAmount; i++)
{
Gl.glBindTexture(Gl.GL_TEXTURE_2D, sprite.Texture.Id);
DrawImmediateModeVertex(
sprite.VertexPositions[i],
sprite.VertexColors[i],
sprite.VertexUVs[i]);
}
}
Gl.glEnd();
}
public void AddSprite(sprite sprite)
{
if (sprite.VertexPositions.Length + _batchSize > MaxVertexNumber)
{
Draw();
}
for (int i = 0; i < sprite.VertexPositions.Length; i++)
{
_vertexPositions[_batchSize + i] = sprite.VertexPositions[i];
_vertexColors[_batchSize + i] = sprite.VertexColors[i];
_vertexUVs[_batchSize + i] = sprite.VertexUVs[i];
}
_batchSize += sprite.VertexPositions.Length;
}
public CharacterSprite CreateSprite(char c)
{
CharacterData charData = _characterData[c];
sprite sprite = new sprite();
sprite.Texture = _texture;
Point topLeft = new Point((float)charData.X / (float)_texture.Width,
(float)charData.Y / (float)_texture.Height);
Point bottomRight = new Point(topLeft.X + ((float)charData.Width / (float)_texture.Width),
topLeft.Y + ((float)charData.Height / (float)_texture.Height));
sprite.SetUVs(topLeft, bottomRight);
sprite.SetWidth(charData.Width);
sprite.SetHeight(charData.Height);
sprite.SetColor(new Color(1, 1, 1, 1));
return new CharacterSprite(sprite, charData);
}
public CharacterSprite(sprite sprite, CharacterData data)
{
Data = data;
Sprite = sprite;
}