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[idd] implement cursor shape & position transmission

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This commit is contained in:
Geoffrey McRae
2023-04-14 20:40:00 +10:00
parent c11748a76f
commit bbd0c7a99b
4 changed files with 194 additions and 14 deletions
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99
idd/LGIdd/CIndirectDeviceContext.cpp
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@@ -374,6 +374,9 @@ void CIndirectDeviceContext::LGMPTimer()
if (wrapper)
wrapper->context->ResendLastFrame();
}
if (lgmpHostQueueNewSubs(m_pointerQueue))
ResendCursor();
}
void CIndirectDeviceContext::SendFrame(int width, int height, int pitch, DXGI_FORMAT format, void* data)
@@ -444,4 +447,100 @@ void CIndirectDeviceContext::SendFrame(int width, int height, int pitch, DXGI_FO
lgmpHostQueuePost(m_frameQueue, 0, m_frameMemory[m_frameIndex]);
memcpy(fb->data, data, (size_t)height * (size_t)pitch);
fb->wp = height * pitch;
}
void CIndirectDeviceContext::SendCursor(const IDARG_OUT_QUERY_HWCURSOR& info, const BYTE * data)
{
PLGMPMemory mem;
if (info.CursorShapeInfo.CursorType == IDDCX_CURSOR_SHAPE_TYPE_UNINITIALIZED)
{
mem = m_pointerMemory[m_pointerMemoryIndex];
if (++m_pointerMemoryIndex == LGMP_Q_POINTER_LEN)
m_pointerMemoryIndex = 0;
}
else
{
mem = m_pointerShapeMemory[m_pointerShapeIndex];
if (++m_pointerShapeIndex == POINTER_SHAPE_BUFFERS)
m_pointerShapeIndex = 0;
}
KVMFRCursor * cursor = (KVMFRCursor *)lgmpHostMemPtr(mem);
m_cursorVisible = info.IsCursorVisible;
m_cursorX = info.X;
m_cursorY = info.Y;
cursor->x = (int16_t)info.X;
cursor->y = (int16_t)info.Y;
uint32_t flags = CURSOR_FLAG_POSITION |
(info.IsCursorVisible ? CURSOR_FLAG_VISIBLE : 0);
if (info.CursorShapeInfo.CursorType != IDDCX_CURSOR_SHAPE_TYPE_UNINITIALIZED)
{
memcpy(cursor + 1, data,
(size_t)(info.CursorShapeInfo.Height * info.CursorShapeInfo.Pitch));
cursor->hx = (int8_t )info.CursorShapeInfo.XHot;
cursor->hy = (int8_t )info.CursorShapeInfo.YHot;
cursor->width = (uint32_t)info.CursorShapeInfo.Width;
cursor->height = (uint32_t)info.CursorShapeInfo.Height;
cursor->pitch = (uint32_t)info.CursorShapeInfo.Pitch;
switch (info.CursorShapeInfo.CursorType)
{
case IDDCX_CURSOR_SHAPE_TYPE_ALPHA:
cursor->type = CURSOR_TYPE_COLOR;
break;
case IDDCX_CURSOR_SHAPE_TYPE_MASKED_COLOR:
cursor->type = CURSOR_TYPE_MASKED_COLOR;
break;
}
flags |= CURSOR_FLAG_SHAPE;
m_pointerShape = mem;
}
LGMP_STATUS status;
while ((status = lgmpHostQueuePost(m_pointerQueue, flags, mem)) != LGMP_OK)
{
if (status == LGMP_ERR_QUEUE_FULL)
{
Sleep(1);
continue;
}
DBGPRINT("lgmpHostQueuePost Failed (Pointer): %s", lgmpStatusString(status));
break;
}
}
void CIndirectDeviceContext::ResendCursor()
{
PLGMPMemory mem = m_pointerShape;
if (!mem)
return;
KVMFRCursor* cursor = (KVMFRCursor*)lgmpHostMemPtr(mem);
cursor->x = (int16_t)m_cursorX;
cursor->y = (int16_t)m_cursorY;
const uint32_t flags =
CURSOR_FLAG_POSITION | CURSOR_FLAG_SHAPE |
(m_cursorVisible ? CURSOR_FLAG_VISIBLE : 0);
LGMP_STATUS status;
while ((status = lgmpHostQueuePost(m_pointerQueue, flags, mem)) != LGMP_OK)
{
if (status == LGMP_ERR_QUEUE_FULL)
{
Sleep(1);
continue;
}
DBGPRINT("lgmpHostQueuePost Failed (Pointer): %s", lgmpStatusString(status));
break;
}
}