/**
* @param target use the buffer bound to the target specified
* @param access the access specifier for the buffer mapping
*
* This class is non-copyable.
*
* @glsymbols
* @glfunref{MapBuffer}
*
* @throws Error
*/
BufferRawMap(BufferTarget target, Bitfield<BufferMapAccess> access)
: _offset(0)
, _size(_get_size(target))
, _ptr(
OGLPLUS_GLFUNC(MapBuffer)(
GLenum(target),
_translate(GLbitfield(access))
)
), _target(target)
{
OGLPLUS_CHECK(
MapBuffer,
ObjectError,
ObjectBinding(_target)
);
}
void Storage(
const BufferData& data,
Bitfield<BufferStorageBit> flags
) const
{
OGLPLUS_GLFUNC(NamedBufferStorage)(
_name,
GLsizeiptr(data.Size()),
data.Data(),
GLbitfield(flags)
);
OGLPLUS_CHECK(
NamedBufferStorage,
ObjectError,
Object(*this)
);
}
/**
* @param buffer use the specified buffer
* @param access the access specifier for the buffer mapping
*
* This class is non-copyable.
*
* @throws Error
*/
DSABufferRawMapEXT(
BufferName buffer,
Bitfield<BufferMapAccess> access
): _offset(0)
, _size(_get_size(GetGLName(buffer)))
, _ptr(
OGLPLUS_GLFUNC(MapNamedBufferEXT)(
GetGLName(buffer),
_translate(GLbitfield(access))
)
), _buf_name(GetGLName(buffer))
{
OGLPLUS_CHECK(
MapNamedBufferEXT,
ObjectError,
Object(buffer)
);
}
/**
* @param buffer use the specified buffer
* @param offset map offset in units of Type
* @param size map size in units of Type
* @param access the access specifier for the buffer mapping
*
* @throws Error
*/
DSABufferRawMapEXT(
BufferName buffer,
BufferSize offset,
BufferSize size,
Bitfield<BufferMapAccess> access
): _offset(GLintptr(offset.Get()))
, _size(GLsizeiptr(size.Get()))
, _ptr(
OGLPLUS_GLFUNC(MapNamedBufferRangeEXT)(
GetGLName(buffer),
_offset,
_size,
GLbitfield(access)
)
), _buf_name(GetGLName(buffer))
{
OGLPLUS_CHECK(
MapNamedBufferRangeEXT,
ObjectError,
Object(buffer)
);
}
/**
* @param target use the buffer bound to the specified target
* @param byte_offset map offset in machine bytes
* @param size_bytes map size in machine bytes
* @param access the access specifier for the buffer mapping
*
* @glsymbols
* @glfunref{MapBufferRange}
*
* @throws Error
*/
BufferRawMap(
BufferTarget target,
GLintptr byte_offset,
GLsizeiptr size_bytes,
Bitfield<BufferMapAccess> access
): _offset(byte_offset)
, _size(size_bytes)
, _ptr(
OGLPLUS_GLFUNC(MapBufferRange)(
GLenum(target),
byte_offset,
size_bytes,
GLbitfield(access)
)
), _target(target)
{
OGLPLUS_CHECK(
MapBufferRange,
Error,
EnumParam(target)
);
}
AbstractFramebuffer& AbstractFramebuffer::clear(const FramebufferClearMask mask) {
bindInternal(FramebufferTarget::Draw);
glClear(GLbitfield(mask));
return *this;
}
void AbstractFramebuffer::blitImplementationNV(AbstractFramebuffer& source, AbstractFramebuffer& destination, const Range2Di& sourceRectangle, const Range2Di& destinationRectangle, const FramebufferBlitMask mask, const FramebufferBlitFilter filter) {
#ifndef CORRADE_TARGET_NACL
source.bindInternal(FramebufferTarget::Read);
destination.bindInternal(FramebufferTarget::Draw);
glBlitFramebufferNV(sourceRectangle.left(), sourceRectangle.bottom(), sourceRectangle.right(), sourceRectangle.top(), destinationRectangle.left(), destinationRectangle.bottom(), destinationRectangle.right(), destinationRectangle.top(), GLbitfield(mask), GLenum(filter));
#else
static_cast<void>(source);
static_cast<void>(destination);
static_cast<void>(sourceRectangle);
static_cast<void>(destinationRectangle);
static_cast<void>(mask);
static_cast<void>(filter);
CORRADE_ASSERT_UNREACHABLE();
#endif
}
void AbstractFramebuffer::blitImplementationDSA(AbstractFramebuffer& source, AbstractFramebuffer& destination, const Range2Di& sourceRectangle, const Range2Di& destinationRectangle, const FramebufferBlitMask mask, const FramebufferBlitFilter filter) {
glBlitNamedFramebuffer(source._id, destination._id, sourceRectangle.left(), sourceRectangle.bottom(), sourceRectangle.right(), sourceRectangle.top(), destinationRectangle.left(), destinationRectangle.bottom(), destinationRectangle.right(), destinationRectangle.top(), GLbitfield(mask), GLenum(filter));
}
void AbstractFramebuffer::blitImplementationDefault(AbstractFramebuffer& source, AbstractFramebuffer& destination, const Range2Di& sourceRectangle, const Range2Di& destinationRectangle, const FramebufferBlitMask mask, const FramebufferBlitFilter filter) {
source.bindInternal(FramebufferTarget::Read);
destination.bindInternal(FramebufferTarget::Draw);
glBlitFramebuffer(sourceRectangle.left(), sourceRectangle.bottom(), sourceRectangle.right(), sourceRectangle.top(), destinationRectangle.left(), destinationRectangle.bottom(), destinationRectangle.right(), destinationRectangle.top(), GLbitfield(mask), GLenum(filter));
}
/** This function clears the specified buffers.
*
* example:
* @code
* Context gl;
* gl.Clear(ClearBit::ColorBuffer);
* gl.Clear(ClearBit::ColorBuffer|ClearBit::DepthBuffer);
* gl.Clear({ClearBit::ColorBuffer});
* gl.Clear({ClearBit::ColorBuffer, ClearBit::DepthBuffer});
* gl.Clear({ClearBit::ColorBuffer, ClearBit::StencilBuffer});
* @endcode
*
* @throws Error
*
* @see ClearColor
* @see ClearDepth
* @see ClearStencil
*
* @glsymbols
* @glfunref{Clear}
*/
static void Clear(Bitfield<oglplus::ClearBit> bits)
{
OGLPLUS_GLFUNC(Clear)(GLbitfield(bits));
OGLPLUS_VERIFY_SIMPLE(Clear);
}
/**
* @see Usage
*
* @glsymbols
* @glfunref{GetBufferParameter}
* @gldefref{BUFFER_ACCESS}
*
* @throws Error
*/
Bitfield<BufferMapAccess> Access(void) const
{
return Bitfield<BufferMapAccess>(
GLbitfield(GetIntParam(GL_BUFFER_ACCESS))
);
}
