internal void BindTexture(glTexture Texture, glTexture.BindTarget Target)
{
lock (_TextureUnitTrackers)
{
_ActiveTextureUnit.BindTexture(Texture, Target);
}
}
internal void DeleteTexture(glTexture Texture)
{
int textureHandle = Texture.Handle;
lock (this)
{
#if NET_STANDARD_13
_glDeleteTextures(1, &textureHandle);
#else
if (_CurrentThreadId == Thread.CurrentThread.ManagedThreadId)
{
_glDeleteTextures(1, &textureHandle);
}
else
{
if (_PendingTextureDeleteCount == _PendingTextureDelete.Length)
{
Array.Resize <int>(ref _PendingTextureDelete, _PendingTextureDelete.Length * 2);
}
_PendingTextureDelete[_PendingTextureDeleteCount] = textureHandle;
_PendingTextureDeleteCount++;
}
#endif
}
}
internal void TexParameter(glTexture Texture, glTexture.BindTarget Target, int Parameter, int Value)
{
int indexTarget = GlTargetTotextureTargetIndex(Target);
lock (_TextureUnitTrackers)
{
if (_ActiveTextureUnit._Textures[indexTarget] != Texture)
{
throw new Exception("The texture is not bound correctly");
}
_glTexParameteri((int)Target, Parameter, Value);
}
}
internal void TexImage2D(glTexture Texture, glTexture.BindTarget Target, int Level, glTexture.InternalFormat InternalFormat, int Width, int Height, glTexture.Format Format, glTexture.Type Type, IntPtr Data)
{
int indexTarget = GlTargetTotextureTargetIndex(Target);
lock (_TextureUnitTrackers)
{
if (_ActiveTextureUnit._Textures[indexTarget] != Texture)
{
throw new Exception("The texture is not bound correctly");
}
_glTexImage2D((int)Target, Level, (int)InternalFormat, Width, Height, 0, (int)Format, (int)Type, Data);
}
}
public glTexture[] GenTextures(int numTextures)
{
int[] textureHandle = new int[numTextures];
fixed(int *pTextureHandles = &textureHandle[0])
{
_glGenTextures(numTextures, pTextureHandles);
}
glTexture[] textures = new glTexture[numTextures];
for (int n = 0; n < numTextures; n++)
{
textures[n] = new glTexture(this, textureHandle[n]);
}
return(textures);
}
internal void BindTexture(glTexture Texture, glTexture.BindTarget Target)
{
int indexTarget = GlTargetTotextureTargetIndex(Target);
lock (_Textures)
{
if (Texture == null)
{
_Context._glBindTexture((int)Target, 0);
_Textures[indexTarget] = null;
}
else
{
_Context._glBindTexture((int)Target, Texture.Handle);
_Textures[indexTarget] = Texture;
}
}
}
internal void FramebufferTexture(glFramebuffer framebuffer, glFramebuffer.BindTarget Target, glFramebuffer.Attachment attachment, glTexture texture, int level)
{
int indexTarget = GlTargetToFramebufferTargetIndex(Target);
lock (_Framebuffers)
{
if (_Framebuffers[indexTarget] != framebuffer)
{
throw new Exception("Invalid bind target. The frambeuffer must be bound to this target first");
}
_glFramebufferTexture((int)Target, (int)attachment, texture.Handle, level);
}
}
public void AttachTexture(BindTarget Target, Attachment Attachment, glTexture texture, int Level)
{
_Parent.FramebufferTexture(this, Target, Attachment, texture, Level);
}
