public GLBrush(GLBitmap bmp, bool tileX, bool tileY)
{
Bitmap = bmp;
Color0 = Color.FromArgb(255, 255, 255, 255);
GL.BindTexture(TextureTarget.Texture2D, bmp.Id);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)(tileX ? All.Repeat : All.ClampToEdge));
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)(tileY ? All.Repeat : All.ClampToEdge));
}
public void UpdateBitmap(GLBitmap bmp, int x, int y, int width, int height, int[] data)
{
var buffer = ByteBuffer.AllocateDirect(width * height * sizeof(int)).Order(ByteOrder.NativeOrder()).AsIntBuffer();
buffer.Put(data);
buffer.Position(0);
GLES11.GlBindTexture(GLES11.GlTexture2d, bmp.Id);
GLES11.GlTexSubImage2D(GLES11.GlTexture2d, 0, x, y, width, height, GLES11.GlRgba, GLES11.GlUnsignedByte, buffer);
}
// HACK : Very specific call only used by video rendering, too lazy to do the proper transforms.
public void DrawRotatedFlippedBitmap(GLBitmap bmp, float x, float y, float width, float height)
{
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, bmp.Id);
GL.Color4(1.0f, 1.0f, 1.0f, 1.0f);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0, 0); GL.Vertex2(x - height, y);
GL.TexCoord2(1, 0); GL.Vertex2(x - height, y - width);
GL.TexCoord2(1, 1); GL.Vertex2(x, y - width);
GL.TexCoord2(0, 1); GL.Vertex2(x, y);
GL.End();
GL.Disable(EnableCap.Texture2D);
}
public void DrawBitmap(GLBitmap bmp, float x, float y, float width, float height, float opacity)
{
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, bmp.Id);
GL.Color4(1.0f, 1.0f, 1.0f, opacity);
int x0 = (int)x;
int y0 = (int)y;
int x1 = (int)(x + width);
int y1 = (int)(y + height);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0, 0); GL.Vertex2(x0, y0);
GL.TexCoord2(1, 0); GL.Vertex2(x1, y0);
GL.TexCoord2(1, 1); GL.Vertex2(x1, y1);
GL.TexCoord2(0, 1); GL.Vertex2(x0, y1);
GL.End();
GL.Disable(EnableCap.Texture2D);
}
public float GetBitmapWidth(GLBitmap bmp)
{
return(bmp.Size.Width);
}
public GLBrush CreateBitmapBrush(GLBitmap bmp, bool tileX, bool tileY)
{
return(new GLBrush(bmp, tileX, tileY));
}
public void DrawBitmap(GLBitmap bmp, float x, float y, float opacity = 1.0f)
{
DrawBitmap(bmp, x, y, bmp.Size.Width, bmp.Size.Height, opacity);
}
public void DrawBitmap(GLBitmap bmp, float x, float y, float scale = 1.0f, float opacity = 1.0f)
{
DrawBitmap(bmp, x, y, bmp.Size.Width * scale, bmp.Size.Height * scale, opacity);
}
public void UpdateBitmap(GLBitmap bmp, int x, int y, int width, int height, int[] data)
{
GL.BindTexture(TextureTarget.Texture2D, bmp.Id);
GL.TexSubImage2D(TextureTarget.Texture2D, 0, x, y, width, height, PixelFormat.Bgra, PixelType.UnsignedByte, data);
}
