mirrors/looking-glass
2
0
Fork 0
mirror of https://github.com/gnif/LookingGlass.git synced 2025-01-03 19:27:10 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

[host] dxgi: populate damage rectangles

Browse source 
Co-Authored-By: Quantum <quantum2048@gmail.com>
This commit is contained in:
Tudor Brindus 2021-07-10 18:41:30 -04:00 committed by Geoffrey McRae
parent 80ab4b5393
commit d7f9afb3ba
1 changed files with 32 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
host/platform/Windows/capture/DXGI/src/dxgi.c
View file

@ -27,6 +27,7 @@
#include "common/event.h" #include "common/event.h"
#include "common/dpi.h" #include "common/dpi.h"
#include "common/runningavg.h" #include "common/runningavg.h"
#include "common/KVMFR.h"
#include <assert.h> #include <assert.h>
#include <stdatomic.h> #include <stdatomic.h>
@ -53,6 +54,8 @@ typedef struct Texture
ID3D11Texture2D * tex; ID3D11Texture2D * tex;
D3D11_MAPPED_SUBRESOURCE map; D3D11_MAPPED_SUBRESOURCE map;
uint64_t copyTime; uint64_t copyTime;
uint8_t damageRectsCount;
RECT damageRects[KVMFR_MAX_DAMAGE_RECTS];
} }
Texture; Texture;
@ -782,6 +785,15 @@ static CaptureResult dxgi_capture(void)
tex->copyTime = microtime(); tex->copyTime = microtime();
ID3D11DeviceContext_CopyResource(this->deviceContext, ID3D11DeviceContext_CopyResource(this->deviceContext,
(ID3D11Resource *)tex->tex, (ID3D11Resource *)src); (ID3D11Resource *)tex->tex, (ID3D11Resource *)src);
UINT damageRectsBufferSizeRequired;
if (IDXGIOutputDuplication_GetFrameDirtyRects(this->dup, KVMFR_MAX_DAMAGE_RECTS,
tex->damageRects, &damageRectsBufferSizeRequired) == S_OK)
tex->damageRectsCount = damageRectsBufferSizeRequired / sizeof(*tex->damageRects);
else
// Either received too many damage regions or hit another error;
// damage the full frame instead.
tex->damageRectsCount = 0;
} }
if (copyPointer) if (copyPointer)
@ -930,14 +942,26 @@ static CaptureResult dxgi_waitFrame(CaptureFrame * frame, const size_t maxFrameS
const unsigned int maxHeight = maxFrameSize / this->pitch; const unsigned int maxHeight = maxFrameSize / this->pitch;
frame->formatVer = tex->formatVer; frame->formatVer = tex->formatVer;
frame->width = this->width; frame->width = this->width;
frame->height = maxHeight > this->height ? this->height : maxHeight; frame->height = maxHeight > this->height ? this->height : maxHeight;
frame->realHeight = this->height; frame->realHeight = this->height;
frame->pitch = this->pitch; frame->pitch = this->pitch;
frame->stride = this->stride; frame->stride = this->stride;
frame->format = this->format; frame->format = this->format;
frame->rotation = this->rotation; frame->rotation = this->rotation;
frame->damageRectsCount = tex->damageRectsCount;
for (int i = 0; i < tex->damageRectsCount; i++)
{
RECT damageRect = tex->damageRects[i];
frame->damageRects[i] = (FrameDamageRect) {
.x = damageRect.left,
.y = damageRect.top,
.width = damageRect.right - damageRect.left,
.height = damageRect.bottom - damageRect.top
};
}
atomic_fetch_sub_explicit(&this->texReady, 1, memory_order_release); atomic_fetch_sub_explicit(&this->texReady, 1, memory_order_release);
return CAPTURE_RESULT_OK; return CAPTURE_RESULT_OK;