[PATCH v2 2/3] d3d8: Use wined3d_bit_scan() instead of open-coding it.
Józef Kucia
jkucia at codeweavers.com
Fri Jan 25 02:46:53 CST 2019
Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
---
dlls/d3d8/device.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/dlls/d3d8/device.c b/dlls/d3d8/device.c
index 1d892ecf8d31..33ab34d0b39d 100644
--- a/dlls/d3d8/device.c
+++ b/dlls/d3d8/device.c
@@ -2280,8 +2280,7 @@ static void d3d8_device_upload_sysmem_vertex_buffers(struct d3d8_device *device,
map = device->sysmem_vb;
while (map)
{
- i = ffs(map) - 1;
- map ^= 1u << i;
+ i = wined3d_bit_scan(&map);
if (FAILED(hr = wined3d_device_get_stream_source(device->wined3d_device, i, &dst_buffer, &offset, &stride)))
ERR("Failed to get stream source.\n");
@@ -2618,8 +2617,7 @@ static HRESULT WINAPI d3d8_device_ProcessVertices(IDirect3DDevice8 *iface, UINT
map = device->sysmem_vb;
while (map)
{
- i = ffs(map) - 1;
- map ^= 1u << i;
+ i = wined3d_bit_scan(&map);
if (FAILED(wined3d_device_get_stream_source(device->wined3d_device,
i, &wined3d_buffer, &offset, &stride)))
@@ -2636,8 +2634,7 @@ static HRESULT WINAPI d3d8_device_ProcessVertices(IDirect3DDevice8 *iface, UINT
map = device->sysmem_vb;
while (map)
{
- i = ffs(map) - 1;
- map ^= 1u << i;
+ i = wined3d_bit_scan(&map);
if (FAILED(wined3d_device_get_stream_source(device->wined3d_device,
i, &wined3d_buffer, &offset, &stride)))
--
2.19.2
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