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[client/idd] network: preserve exact frame damage

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This commit is contained in:
Geoffrey McRae
2026-10-08 14:18:46 +11:00
parent ae031f6064
commit ccff282cd0
14 changed files with 519 additions and 293 deletions
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19
client/renderers/EGL/egl.c
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@@ -58,10 +58,11 @@
#include "postprocess.h"
#include "util.h"
#define MAX_BUFFER_AGE 3
#define DESKTOP_DAMAGE_COUNT 4
#define DESKTOP_DAMAGE_MARGIN 1
#define MAX_ACCUMULATED_DAMAGE ((LG_MAX_FRAME_DAMAGE_RECTS + MAX_OVERLAY_RECTS + 2) * MAX_BUFFER_AGE)
#define MAX_BUFFER_AGE 3
#define DESKTOP_DAMAGE_COUNT 4
#define DESKTOP_DAMAGE_MARGIN 1
#define MAX_ACCUMULATED_DAMAGE \
((LG_MAX_RUNTIME_DAMAGE_RECTS + MAX_OVERLAY_RECTS + 2) * MAX_BUFFER_AGE)
#define IDX_AGO(counter, i, total) (((counter) + (total) - (i)) % (total))
struct Options
@@ -474,7 +475,7 @@ static void egl_addSwSurfaceDamage(
damage->frameToken = LG_RENDERER_FRAME_TOKEN_NONE;
if (damage->count >= 0)
{
if (damage->count + 1 >= LG_MAX_FRAME_DAMAGE_RECTS)
if (damage->count + 1 > LG_MAX_RUNTIME_DAMAGE_RECTS)
damage->count = -1;
else
damage->rects[damage->count++] = rect;
@@ -880,7 +881,7 @@ static bool egl_onFrame(LG_Renderer * renderer,
if (unlikely(
damage->count == -1 ||
damageRectsCount == 0 ||
damage->count + damageRectsCount >= LG_MAX_FRAME_DAMAGE_RECTS))
damage->count + damageRectsCount > LG_MAX_RUNTIME_DAMAGE_RECTS))
{
damage->count = -1;
}
@@ -1443,7 +1444,7 @@ static void egl_requeueDesktopDamage(
this->desktopDamage + this->desktopDamageIdx;
if (damage->count < 0 || pending->count < 0 ||
damage->count + pending->count >= LG_MAX_FRAME_DAMAGE_RECTS)
damage->count + pending->count > LG_MAX_RUNTIME_DAMAGE_RECTS)
pending->count = -1;
else
{
@@ -1698,8 +1699,8 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
/* The diagnostics being displayed must not contribute to Compose. */
timing->composeTime = nanotime() - composeStart;
struct Rect damage[LG_MAX_FRAME_DAMAGE_RECTS + MAX_OVERLAY_RECTS + 2];
int damageIdx = app_renderOverlay(damage, MAX_OVERLAY_RECTS);
struct Rect damage[LG_MAX_RUNTIME_DAMAGE_RECTS + MAX_OVERLAY_RECTS + 2];
int damageIdx = app_renderOverlay(damage, MAX_OVERLAY_RECTS);
if (unlikely(damageIdx != 0))
{
if (damageIdx == -1)