* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Authors: Andreas Sandberg
*/
#include "base/framebuffer.hh"
#include <zlib.h>
-#include <cassert>
-
#include "base/bitfield.hh"
-const PixelConverter PixelConverter::rgba8888_le(4, 0, 8, 16, 8, 8, 8);
-const PixelConverter PixelConverter::rgba8888_be(4, 0, 8, 16, 8, 8, 8,
- BigEndianByteOrder);
-const PixelConverter PixelConverter::rgb565_le(2, 0, 5, 11, 5, 6, 5);
-const PixelConverter PixelConverter::rgb565_be(2, 0, 5, 11, 5, 6, 5,
- BigEndianByteOrder);
-
const FrameBuffer FrameBuffer::dummy(320, 240);
-PixelConverter::PixelConverter(unsigned _length,
- unsigned ro, unsigned go, unsigned bo,
- unsigned rw, unsigned gw, unsigned bw,
- ByteOrder _byte_order)
- : length(_length),
- depth(rw + gw + bw),
- byte_order(_byte_order),
- ch_r(ro, rw),
- ch_g(go, gw),
- ch_b(bo, bw)
-{
- assert(length > 1);
-}
-
-PixelConverter::Channel::Channel(unsigned _offset, unsigned width)
- : offset(_offset),
- mask(::mask(width)),
- factor(255.0 / mask)
-{
-}
-
-uint32_t
-PixelConverter::readWord(const uint8_t *p) const
-{
- uint32_t word(0);
-
- if (byte_order == LittleEndianByteOrder) {
- for (int i = 0; i < length; ++i)
- word |= p[i] << (8 * i);
- } else {
- for (int i = 0; i < length; ++i)
- word |= p[i] << (8 * (length - i - 1));
- }
-
- return word;
-}
-
-void
-PixelConverter::writeWord(uint8_t *p, uint32_t word) const
-{
- if (byte_order == LittleEndianByteOrder) {
- for (int i = 0; i < length; ++i)
- p[i] = (word >> (8 * i)) & 0xFF;
- } else {
- for (int i = 0; i < length; ++i)
- p[i] = (word >> (8 * (length - i - 1))) & 0xFF;
- }
-}
-
-
-
-
FrameBuffer::FrameBuffer(unsigned width, unsigned height)
: pixels(width * height),
_width(width), _height(height)
{
}
+
+void
+FrameBuffer::serialize(CheckpointOut &cp) const
+{
+ SERIALIZE_SCALAR(_width);
+ SERIALIZE_SCALAR(_height);
+ SERIALIZE_CONTAINER(pixels);
+}
+
+void
+FrameBuffer::unserialize(CheckpointIn &cp)
+{
+ UNSERIALIZE_SCALAR(_width);
+ UNSERIALIZE_SCALAR(_height);
+ UNSERIALIZE_CONTAINER(pixels);
+}
+
void
FrameBuffer::resize(unsigned width, unsigned height)
{