public void SetEnableLinearFilter(bool linear)
{
GPUStateMachine.BindTexture(0, texTarget, id);
GL.TexParameter(texTarget, TextureParameterName.TextureMagFilter, linear ? (int)TextureMagFilter.Linear : (int)TextureMagFilter.Nearest);
GL.TexParameter(texTarget, TextureParameterName.TextureMinFilter, linear ? (int)TextureMinFilter.Linear : (int)TextureMinFilter.Nearest);
GPUStateMachine.UnbindTexture(0, texTarget);
}
public void SetTileMode(bool tileX, bool tileY)
{
GPUStateMachine.BindTexture(0, texTarget, id);
GL.TexParameter(texTarget, TextureParameterName.TextureWrapS, tileX ? (int)TextureWrapMode.Repeat : (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(texTarget, TextureParameterName.TextureWrapT, tileY ? (int)TextureWrapMode.Repeat : (int)TextureWrapMode.ClampToEdge);
GPUStateMachine.UnbindTexture(0, texTarget);
}
public void SetData(ITextureSource src)
{
GPUStateMachine.BindTexture(0, src.GetTextureTarget(), id);
switch (src.GetDimensions())
{
case 1:
GL.TexImage1D(src.GetTextureTarget(), src.GetLevels(), src.GetInternalFormat(), src.GetWidth(), 0, src.GetFormat(), src.GetType(), src.GetPixelData());
break;
case 2:
GL.TexImage2D(src.GetTextureTarget(), src.GetLevels(), src.GetInternalFormat(), src.GetWidth(), src.GetHeight(), 0, src.GetFormat(), src.GetType(), src.GetPixelData());
break;
case 3:
GL.TexImage3D(src.GetTextureTarget(), src.GetLevels(), src.GetInternalFormat(), src.GetWidth(), src.GetHeight(), src.GetDepth(), 0, src.GetFormat(), src.GetType(), src.GetPixelData());
break;
}
GL.GenerateMipmap((GenerateMipmapTarget)src.GetTextureTarget());
GPUStateMachine.UnbindTexture(0, src.GetTextureTarget());
this.Width = src.GetWidth();
this.Height = src.GetHeight();
this.Depth = src.GetDepth();
this.LevelCount = src.GetLevels();
this.format = src.GetFormat();
this.internalformat = src.GetInternalFormat();
this.texTarget = src.GetTextureTarget();
}
public static void SaveTexture(Texture t, string file)
{
#if DEBUG
Bitmap bmp = new Bitmap(t.Width, t.Height);
System.Drawing.Imaging.BitmapData bmpData;
bmpData = bmp.LockBits(new Rectangle(0, 0, t.Width, t.Height), System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
GPUStateMachine.BindTexture(0, t.texTarget, t.id);
GL.GetTexImage(t.texTarget, 0, PixelFormat.Bgra, PixelType.UnsignedInt8888Reversed, bmpData.Scan0);
GPUStateMachine.UnbindTexture(0, t.texTarget);
bmp.UnlockBits(bmpData);
bmp.RotateFlip(RotateFlipType.Rotate180FlipX);
bmp.Save(file);
bmp.Dispose();
#endif
}
public void SetAnisotropicFilter(float taps)
{
GPUStateMachine.BindTexture(0, texTarget, id);
GL.TexParameter(texTarget, (TextureParameterName)All.TextureMaxAnisotropyExt, taps);
GPUStateMachine.UnbindTexture(0, texTarget);
}
public void SetStorage(GPUBuffer storage, SizedInternalFormat internalFormat)
{
GPUStateMachine.BindTexture(0, TextureTarget.TextureBuffer, id);
GL.TexBuffer(TextureBufferTarget.TextureBuffer, internalFormat, storage.id);
GPUStateMachine.UnbindTexture(0, TextureTarget.TextureBuffer);
}
public static void Draw(PrimitiveType type, int first, int count)
{
if (count == 0)
{
return;
}
if (curVarray == null)
{
return;
}
if (curProg == null)
{
return;
}
if (curFramebuffer == null)
{
return;
}
for (int i = 0; i < textures.Count; i++)
{
GPUStateMachine.BindTexture(i, textures[i].texTarget, textures[i].id);
}
for (int i = 0; i < feedbackBufs.Count; i++)
{
GPUStateMachine.BindBuffer(BufferTarget.TransformFeedbackBuffer, feedbackBufs[i].Item1.id, i, (IntPtr)feedbackBufs[i].Item2, (IntPtr)feedbackBufs[i].Item3);
}
GPUStateMachine.BindFramebuffer(curFramebuffer.id);
if (feedbackBufs.Count > 0)
{
GL.BeginTransformFeedback((TransformFeedbackPrimitiveType)feedbackPrimitive);
}
GL.UseProgram(curProg.id);
GPUStateMachine.BindVertexArray(curVarray.id);
if (curIndices != null)
{
GPUStateMachine.BindBuffer(BufferTarget.ElementArrayBuffer, curIndices.id);
}
if (curIndices != null)
{
GL.DrawElements(type, count, DrawElementsType.UnsignedInt, IntPtr.Zero);
}
else
{
GL.DrawArrays(type, first, count);
}
if (feedbackBufs.Count > 0)
{
GL.EndTransformFeedback();
}
for (int i = 0; i < feedbackBufs.Count; i++)
{
GPUStateMachine.UnbindBuffer(BufferTarget.TransformFeedbackBuffer, i);
}
for (int i = 0; i < textures.Count; i++)
{
GPUStateMachine.UnbindTexture(i, textures[i].texTarget);
}
textures.Clear();
feedbackBufs.Clear();
}