public static void RenderTexture(TextureInfo textureInfo, float x, float y, float orientation = 0,
float offsetX = 0, float offsetY = 0,
LabelStyle.HorizontalAlignmentEnum horizontalAlignment = LabelStyle.HorizontalAlignmentEnum.Center,
LabelStyle.VerticalAlignmentEnum verticalAlignment = LabelStyle.VerticalAlignmentEnum.Center,
float opacity = 1f,
float scale = 1f)
{
GL.Enable(All.Texture2D);
GL.BindTexture(All.Texture2D, textureInfo.TextureId);
GL.PushMatrix();
GL.Translate(x, y, 0f);
GL.Rotate(orientation, 0, 0, 1);
GL.Scale (scale, scale, 1);
x = offsetX + DetermineHorizontalAlignmentCorrection(horizontalAlignment, textureInfo.Width);
y = -offsetY + DetermineVerticalAlignmentCorrection(verticalAlignment, textureInfo.Height);
var halfWidth = textureInfo.Width / 2;
var halfHeight = textureInfo.Height / 2;
var vertextArray = new[]
{
x - halfWidth, y - halfHeight,
x + halfWidth, y - halfHeight,
x + halfWidth, y + halfHeight,
x - halfWidth, y + halfHeight
};
RenderTextureWithoutBinding(textureInfo.TextureId, vertextArray, opacity);
GL.PopMatrix();
GL.BindTexture(All.Texture2D, 0);
GL.Disable(All.Texture2D);
}
public static TextureInfo LoadTexture(Stream textureData)
{
var textureInfo = new TextureInfo();
GL.Enable(All.Texture2D);
GL.GenTextures(1, out textureInfo.TextureId);
GL.BindTexture(All.Texture2D, textureInfo.TextureId);
SetParameters();
PlatformTextureLoader.TexImage2D(textureData, out textureInfo.Width, out textureInfo.Height);
GL.BindTexture(All.Texture2D, 0);
return textureInfo;
}