From 80ab4b539327c75ee16cef398f9ff5237cac6624 Mon Sep 17 00:00:00 2001
From: Quantum <quantum2048@gmail.com>
Date: Sat, 10 Jul 2021 18:39:40 -0400
Subject: [PATCH] [host] capture: add damage rectangles to capture interface

---
 host/include/interface/capture.h | 3 +++
 host/src/app.c                   | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/host/include/interface/capture.h b/host/include/interface/capture.h
index d073635f..3d8e9913 100644
--- a/host/include/interface/capture.h
+++ b/host/include/interface/capture.h
@@ -23,6 +23,7 @@
 #include <stdbool.h>
 #include <stdint.h>
 #include "common/framebuffer.h"
+#include "common/KVMFR.h"
 
 typedef enum CaptureResult
 {
@@ -69,6 +70,8 @@ typedef struct CaptureFrame
   unsigned int    stride;
   CaptureFormat   format;
   CaptureRotation rotation;
+  uint32_t        damageRectsCount;
+  FrameDamageRect damageRects[KVMFR_MAX_DAMAGE_RECTS];
 }
 CaptureFrame;
 
diff --git a/host/src/app.c b/host/src/app.c
index bd91b824..d9ee90f1 100644
--- a/host/src/app.c
+++ b/host/src/app.c
@@ -239,6 +239,9 @@ static bool sendFrame(void)
   fi->blockScreensaver  = os_blockScreensaver();
   app.frameValid        = true;
 
+  fi->damageRectsCount  = frame.damageRectsCount;
+  memcpy(fi->damageRects, frame.damageRects, frame.damageRectsCount * sizeof(FrameDamageRect));
+
   // put the framebuffer on the border of the next page
   // this is to allow for aligned DMA transfers by the receiver
   FrameBuffer * fb = (FrameBuffer *)(((uint8_t*)fi) + fi->offset);