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(D3D11/12) Make low-latency optional (#14073)

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sonninnos 2022-06-19 15:14:34 +03:00 committed by GitHub
parent dabd9cb996
commit ca0b3095e8
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 23 additions and 3 deletions
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1
gfx/common/d3d11_common.h
View File

@ -197,6 +197,7 @@ typedef struct
float clearcolor[4];
unsigned swap_interval;
bool vsync;
bool wait_for_vblank;
bool resize_chain;
bool keep_aspect;
bool resize_viewport;

1
gfx/common/d3d12_common.h
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@ -183,6 +183,7 @@ typedef struct
float clearcolor[4];
int frame_index;
bool vsync;
bool wait_for_vblank;
unsigned swap_interval;
#ifdef HAVE_DXGI_HDR
enum dxgi_swapchain_bit_depth bit_depth;

11
gfx/drivers/d3d11.c
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@ -1070,6 +1070,14 @@ static bool d3d11_init_swapchain(d3d11_video_t* d3d11,
UINT max_latency = settings->uints.video_max_frame_latency;
UINT cur_latency = 0;
if (max_latency == 0)
{
d3d11->wait_for_vblank = true;
max_latency = 1;
}
else
d3d11->wait_for_vblank = false;
DXGISetMaximumFrameLatency(d3d11->swapChain, max_latency);
DXGIGetMaximumFrameLatency(d3d11->swapChain, &cur_latency);
RARCH_LOG("[D3D11]: Requesting %u maximum frame latency, using %u.\n", max_latency, cur_latency);
@ -1816,6 +1824,7 @@ static bool d3d11_gfx_frame(
d3d11_video_t* d3d11 = (d3d11_video_t*)data;
D3D11DeviceContext context = d3d11->context;
bool vsync = d3d11->vsync;
bool wait_for_vblank = d3d11->wait_for_vblank;
unsigned present_flags = (vsync || !d3d11->has_allow_tearing) ? 0 : DXGI_PRESENT_ALLOW_TEARING;
const char *stat_text = video_info->stat_text;
unsigned video_width = video_info->width;
@ -2375,7 +2384,7 @@ static bool d3d11_gfx_frame(
DXGIPresent(d3d11->swapChain, d3d11->swap_interval, present_flags);
if (vsync)
if (vsync && wait_for_vblank)
{
IDXGIOutput *pOutput;
DXGIGetContainingOutput(d3d11->swapChain, &pOutput);

11
gfx/drivers/d3d12.c
View File

@ -1278,6 +1278,14 @@ static bool d3d12_init_swapchain(d3d12_video_t* d3d12,
UINT max_latency = settings->uints.video_max_frame_latency;
UINT cur_latency = 0;
if (max_latency == 0)
{
d3d12->chain.wait_for_vblank = true;
max_latency = 1;
}
else
d3d12->chain.wait_for_vblank = false;
DXGISetMaximumFrameLatency(d3d12->chain.handle, max_latency);
DXGIGetMaximumFrameLatency(d3d12->chain.handle, &cur_latency);
RARCH_LOG("[D3D12]: Requesting %u maximum frame latency, using %u.\n", max_latency, cur_latency);
@ -2024,6 +2032,7 @@ static bool d3d12_gfx_frame(
d3d12_texture_t* texture = NULL;
d3d12_video_t* d3d12 = (d3d12_video_t*)data;
bool vsync = d3d12->chain.vsync;
bool wait_for_vblank = d3d12->chain.wait_for_vblank;
unsigned sync_interval = (vsync) ? d3d12->chain.swap_interval : 0;
unsigned present_flags = (vsync) ? 0 : DXGI_PRESENT_ALLOW_TEARING;
const char *stat_text = video_info->stat_text;
@ -2660,7 +2669,7 @@ static bool d3d12_gfx_frame(
#endif
DXGIPresent(d3d12->chain.handle, sync_interval, present_flags);
if (vsync)
if (vsync && wait_for_vblank)
{
IDXGIOutput *pOutput;
DXGIGetContainingOutput(d3d12->chain.handle, &pOutput);

2
menu/menu_setting.c
View File

@ -12545,7 +12545,7 @@ static bool setting_append_list(
general_write_handler,
general_read_handler);
(*list)[list_info->index - 1].action_ok = &setting_action_ok_uint;
(*list)[list_info->index - 1].offset_by = 1;
(*list)[list_info->index - 1].offset_by = 0;
menu_settings_list_current_add_range(list, list_info, (*list)[list_info->index - 1].offset_by, 3, 1, true, true);
SETTINGS_DATA_LIST_CURRENT_ADD_FLAGS(list, list_info, SD_FLAG_CMD_APPLY_AUTO);
MENU_SETTINGS_LIST_CURRENT_ADD_CMD(list, list_info, CMD_EVENT_REINIT);