public void DrawInstancedPrimitives(
PrimitiveType primitiveType,
int baseVertex,
int minVertexIndex,
int numVertices,
int startIndex,
int primitiveCount,
int instanceCount,
IGLBuffer indices,
IndexElementSize indexElementSize
)
{
ForceToMainThread(() =>
{
GLDevice.DrawInstancedPrimitives(
primitiveType,
baseVertex,
minVertexIndex,
numVertices,
startIndex,
primitiveCount,
instanceCount,
indices,
indexElementSize
);
}); // End ForceToMainThread
}
protected IndexBuffer(
GraphicsDevice graphicsDevice,
IndexElementSize indexElementSize,
int indexCount,
BufferUsage usage,
bool dynamic
)
{
if (graphicsDevice == null)
{
throw new ArgumentNullException("graphicsDevice");
}
GraphicsDevice = graphicsDevice;
IndexElementSize = indexElementSize;
IndexCount = indexCount;
BufferUsage = usage;
buffer = GraphicsDevice.GLDevice.GenIndexBuffer(
dynamic,
usage,
IndexCount,
IndexElementSize
);
}
protected VertexBuffer(
GraphicsDevice graphicsDevice,
VertexDeclaration vertexDeclaration,
int vertexCount,
BufferUsage bufferUsage,
bool dynamic
)
{
if (graphicsDevice == null)
{
throw new ArgumentNullException("graphicsDevice");
}
GraphicsDevice = graphicsDevice;
VertexDeclaration = vertexDeclaration;
VertexCount = vertexCount;
BufferUsage = bufferUsage;
// Make sure the graphics device is assigned in the vertex declaration.
if (vertexDeclaration.GraphicsDevice != graphicsDevice)
{
vertexDeclaration.GraphicsDevice = graphicsDevice;
}
buffer = GraphicsDevice.GLDevice.GenVertexBuffer(
dynamic,
VertexCount,
VertexDeclaration.VertexStride
);
}
public IGLBuffer GenIndexBuffer(
bool dynamic,
int indexCount,
IndexElementSize indexElementSize
)
{
IGLBuffer result = null;
ForceToMainThread(() =>
{
result = GLDevice.GenIndexBuffer(
dynamic,
indexCount,
indexElementSize
);
}); // End ForceToMainThread
return(result);
}
public IGLBuffer GenVertexBuffer(
bool dynamic,
int vertexCount,
int vertexStride
)
{
IGLBuffer result = null;
ForceToMainThread(() =>
{
result = GLDevice.GenVertexBuffer(
dynamic,
vertexCount,
vertexStride
);
}); // End ForceToMainThread
return(result);
}
public void SetVertexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int dataLength,
SetDataOptions options
)
{
ForceToMainThread(() =>
{
GLDevice.SetVertexBufferData(
buffer,
offsetInBytes,
data,
dataLength,
options
);
}); // End ForceToMainThread
}
public void GetIndexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes
)
{
ForceToMainThread(() =>
{
GLDevice.GetIndexBufferData(
buffer,
offsetInBytes,
data,
startIndex,
elementCount,
elementSizeInBytes
);
}); // End ForceToMainThread
}
private void DeleteIndexBuffer(IGLBuffer buffer)
{
uint handle = (buffer as OpenGLBuffer).Handle;
if (handle == currentIndexBuffer)
{
glBindBuffer(GLenum.GL_ELEMENT_ARRAY_BUFFER, 0);
currentIndexBuffer = 0;
}
glDeleteBuffers(1, ref handle);
}
private void DeleteVertexBuffer(IGLBuffer buffer)
{
uint handle = (buffer as OpenGLBuffer).Handle;
if (handle == currentVertexBuffer)
{
glBindBuffer(GLenum.GL_ARRAY_BUFFER, 0);
currentVertexBuffer = 0;
}
for (int i = 0; i < attributes.Length; i += 1)
{
if (handle == attributes[i].CurrentBuffer)
{
// Force the next vertex attrib update!
attributes[i].CurrentBuffer = uint.MaxValue;
}
}
glDeleteBuffers(1, ref handle);
}
public void GetIndexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes
) {
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
BindIndexBuffer(buffer);
glGetBufferSubData(
GLenum.GL_ELEMENT_ARRAY_BUFFER,
(IntPtr) offsetInBytes,
(IntPtr) (elementCount * elementSizeInBytes),
data + (startIndex * elementSizeInBytes)
);
#if !DISABLE_THREADING
});
#endif
}
public void SetIndexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes,
SetDataOptions options
) {
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
BindIndexBuffer(buffer);
if (options == SetDataOptions.Discard)
{
glBufferData(
GLenum.GL_ELEMENT_ARRAY_BUFFER,
buffer.BufferSize,
IntPtr.Zero,
(buffer as OpenGLBuffer).Dynamic
);
}
glBufferSubData(
GLenum.GL_ELEMENT_ARRAY_BUFFER,
(IntPtr) offsetInBytes,
(IntPtr) (elementSizeInBytes * elementCount),
data + (startIndex * elementSizeInBytes)
);
#if !DISABLE_THREADING
});
#endif
}
private void BindIndexBuffer(IGLBuffer buffer)
{
uint handle = (buffer as OpenGLBuffer).Handle;
if (handle != currentIndexBuffer)
{
glBindBuffer(GLenum.GL_ELEMENT_ARRAY_BUFFER, handle);
currentIndexBuffer = handle;
}
}
public void AddDisposeIndexBuffer(IGLBuffer buffer)
{
if (IsOnMainThread())
{
DeleteIndexBuffer(buffer);
}
else
{
GCIndexBuffers.Enqueue(buffer);
}
}
public void SetVertexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes,
SetDataOptions options
)
{
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
uint handle = (buffer as OpenGLBuffer).Handle;
if (options == SetDataOptions.Discard)
{
glNamedBufferData(
handle,
buffer.BufferSize,
IntPtr.Zero,
(buffer as OpenGLBuffer).Dynamic
);
}
glNamedBufferSubData(
handle,
(IntPtr) offsetInBytes,
(IntPtr) (elementSizeInBytes * elementCount),
data + (startIndex * elementSizeInBytes)
);
#if !DISABLE_THREADING
});
#endif
}
public void AddDisposeVertexBuffer(IGLBuffer buffer)
{
GCVertexBuffers.Enqueue(buffer);
}
public void AddDisposeIndexBuffer(IGLBuffer buffer)
{
GCIndexBuffers.Enqueue(buffer);
}
public RenderProcessor(IGLBuffer buf)
{
buffer = buf;
}
public void GetVertexBufferData(
IGLBuffer buffer,
int offsetInBytes,
IntPtr data,
int startIndex,
int elementCount,
int elementSizeInBytes,
int vertexStride
)
{
#if !DISABLE_THREADING
ForceToMainThread(() => {
#endif
glGetNamedBufferSubData(
(buffer as OpenGLBuffer).Handle,
(IntPtr) offsetInBytes,
(IntPtr) (elementCount * vertexStride),
data + (startIndex * elementSizeInBytes)
);
#if !DISABLE_THREADING
});
#endif
}
