mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-11-09 16:18:20 +00:00
[all] provide conditional path optimization hints to the compiler
This commit is contained in:
parent
7bea919352
commit
929e88b9d3
@ -382,9 +382,9 @@ bool egl_desktopSetup(EGL_Desktop * desktop, const LG_RendererFormat format)
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bool egl_desktopUpdate(EGL_Desktop * desktop, const FrameBuffer * frame, int dmaFd,
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const FrameDamageRect * damageRects, int damageRectsCount)
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{
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if (desktop->useDMA && dmaFd >= 0)
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if (likely(desktop->useDMA && dmaFd >= 0))
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{
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if (egl_textureUpdateFromDMA(desktop->texture, frame, dmaFd))
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if (likely(egl_textureUpdateFromDMA(desktop->texture, frame, dmaFd)))
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{
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atomic_store(&desktop->processFrame, true);
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return true;
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@ -420,8 +420,8 @@ bool egl_desktopUpdate(EGL_Desktop * desktop, const FrameBuffer * frame, int dma
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return false;
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}
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if (egl_textureUpdateFromFrame(desktop->texture, frame,
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damageRects, damageRectsCount))
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if (likely(egl_textureUpdateFromFrame(desktop->texture, frame,
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damageRects, damageRectsCount)))
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{
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atomic_store(&desktop->processFrame, true);
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return true;
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@ -443,7 +443,7 @@ bool egl_desktopRender(EGL_Desktop * desktop, unsigned int outputWidth,
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EGL_Texture * tex;
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int width, height;
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if (desktop->useSpice)
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if (unlikely(desktop->useSpice))
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{
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tex = desktop->spiceTexture;
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width = desktop->spiceWidth;
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@ -456,11 +456,11 @@ bool egl_desktopRender(EGL_Desktop * desktop, unsigned int outputWidth,
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height = desktop->height;
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}
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if (outputWidth == 0 && outputHeight == 0)
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if (unlikely(outputWidth == 0 && outputHeight == 0))
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DEBUG_FATAL("outputWidth || outputHeight == 0");
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enum EGL_TexStatus status;
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if ((status = egl_textureProcess(tex)) != EGL_TEX_STATUS_OK)
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if (unlikely((status = egl_textureProcess(tex)) != EGL_TEX_STATUS_OK))
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{
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if (status != EGL_TEX_STATUS_NOTREADY)
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DEBUG_ERROR("Failed to process the desktop texture");
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@ -296,7 +296,7 @@ bool egl_screenToDesktop(struct FrameDamageRect * output, const double matrix[6]
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void egl_desktopRectsRender(EGL_DesktopRects * rects)
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{
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if (!rects->count)
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if (unlikely(!rects->count))
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return;
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glBindVertexArray(rects->vao);
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@ -20,6 +20,7 @@
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#include "interface/renderer.h"
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#include "common/util.h"
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#include "common/debug.h"
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#include "common/KVMFR.h"
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#include "common/option.h"
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@ -580,7 +581,7 @@ static bool egl_onFrameFormat(LG_Renderer * renderer, const LG_RendererFormat fo
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this->formatValid = true;
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/* this event runs in a second thread so we need to init it here */
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if (!this->frameContext)
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if (unlikely(!this->frameContext))
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{
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static EGLint attrs[] = {
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EGL_CONTEXT_CLIENT_VERSION, 2,
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@ -600,7 +601,7 @@ static bool egl_onFrameFormat(LG_Renderer * renderer, const LG_RendererFormat fo
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}
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}
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if (this->scalePointer)
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if (likely(this->scalePointer))
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{
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float scale = max(1.0f, (float)format.screenWidth / this->width);
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egl_cursorSetScale(this->cursor, scale);
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@ -623,7 +624,8 @@ static bool egl_onFrame(LG_Renderer * renderer, const FrameBuffer * frame, int d
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struct Inst * this = UPCAST(struct Inst, renderer);
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uint64_t start = nanotime();
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if (!egl_desktopUpdate(this->desktop, frame, dmaFd, damageRects, damageRectsCount))
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if (unlikely(!egl_desktopUpdate(
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this->desktop, frame, dmaFd, damageRects, damageRectsCount)))
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{
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DEBUG_INFO("Failed to to update the desktop");
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return false;
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@ -632,12 +634,17 @@ static bool egl_onFrame(LG_Renderer * renderer, const FrameBuffer * frame, int d
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INTERLOCKED_SECTION(this->desktopDamageLock, {
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struct DesktopDamage * damage = this->desktopDamage + this->desktopDamageIdx;
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if (damage->count == -1 || damageRectsCount == 0 ||
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damage->count + damageRectsCount >= KVMFR_MAX_DAMAGE_RECTS)
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if (unlikely(
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damage->count == -1 ||
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damageRectsCount == 0 ||
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damage->count + damageRectsCount >= KVMFR_MAX_DAMAGE_RECTS))
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{
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damage->count = -1;
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}
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else
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{
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memcpy(damage->rects + damage->count, damageRects, damageRectsCount * sizeof(FrameDamageRect));
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memcpy(damage->rects + damage->count, damageRects,
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damageRectsCount * sizeof(FrameDamageRect));
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damage->count += damageRectsCount;
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}
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});
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@ -1056,14 +1063,14 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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accumulated->count = 0;
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INTERLOCKED_SECTION(this->desktopDamageLock, {
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if (!renderAll)
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if (likely(!renderAll))
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{
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for (int i = 0; i < bufferAge; ++i)
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{
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struct DesktopDamage * damage = this->desktopDamage +
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IDX_AGO(this->desktopDamageIdx, i, DESKTOP_DAMAGE_COUNT);
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if (damage->count < 0)
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if (unlikely(damage->count < 0))
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{
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renderAll = true;
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break;
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@ -1087,7 +1094,7 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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this->desktopDamage[this->desktopDamageIdx].count = 0;
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});
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if (!renderAll)
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if (likely(!renderAll))
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{
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double matrix[6];
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egl_screenToDesktopMatrix(matrix,
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@ -1101,7 +1108,7 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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int count = this->overlayHistoryCount[idx];
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struct Rect * damage = this->overlayHistory[idx];
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if (count < 0)
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if (unlikely(count < 0))
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{
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renderAll = true;
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break;
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@ -1114,11 +1121,12 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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);
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}
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accumulated->count = rectsMergeOverlapping(accumulated->rects, accumulated->count);
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accumulated->count = rectsMergeOverlapping(accumulated->rects,
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accumulated->count);
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}
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++this->overlayHistoryIdx;
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if (this->destRect.w > 0 && this->destRect.h > 0)
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if (likely(this->destRect.w > 0 && this->destRect.h > 0))
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{
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if (egl_desktopRender(this->desktop,
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this->destRect.w, this->destRect.h,
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@ -1136,20 +1144,17 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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renderLetterBox(this);
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hasOverlay |= egl_damageRender(this->damage, rotate, newFrame ? desktopDamage : NULL);
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hasOverlay |= invalidateWindow;
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hasOverlay |=
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egl_damageRender(this->damage, rotate, newFrame ? desktopDamage : NULL) |
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invalidateWindow;
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struct Rect damage[KVMFR_MAX_DAMAGE_RECTS + MAX_OVERLAY_RECTS + 2];
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int damageIdx = app_renderOverlay(damage, MAX_OVERLAY_RECTS);
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switch (damageIdx)
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if (unlikely(damageIdx != 0))
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{
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case 0: // no overlay
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break;
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case -1: // full damage
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if (damageIdx == -1)
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hasOverlay = true;
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// fallthrough
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default:
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplOpenGL3_RenderDrawData(igGetDrawData());
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@ -1157,20 +1162,21 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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damage[i].y = this->height - damage[i].y - damage[i].h;
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}
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if (damageIdx >= 0 && cursorState.visible)
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if (likely(damageIdx >= 0 && cursorState.visible))
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damage[damageIdx++] = cursorState.rect;
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int overlayHistoryIdx = this->overlayHistoryIdx % DESKTOP_DAMAGE_COUNT;
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if (hasOverlay)
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if (unlikely(hasOverlay))
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this->overlayHistoryCount[overlayHistoryIdx] = -1;
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else
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{
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if (damageIdx > 0)
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memcpy(this->overlayHistory[overlayHistoryIdx], damage, damageIdx * sizeof(struct Rect));
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if (unlikely(damageIdx > 0))
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memcpy(this->overlayHistory[overlayHistoryIdx],
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damage, damageIdx * sizeof(struct Rect));
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this->overlayHistoryCount[overlayHistoryIdx] = damageIdx;
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}
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if (!hasOverlay && !this->hadOverlay)
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if (unlikely(!hasOverlay && !this->hadOverlay))
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{
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if (this->cursorLast.visible)
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damage[damageIdx++] = this->cursorLast.rect;
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@ -1197,7 +1203,9 @@ static bool egl_render(LG_Renderer * renderer, LG_RendererRotate rotate,
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this->cursorLast = cursorState;
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preSwap(udata);
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app_eglSwapBuffers(this->display, this->surface, damage, this->noSwapDamage ? 0 : damageIdx);
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app_eglSwapBuffers(this->display, this->surface, damage,
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this->noSwapDamage ? 0 : damageIdx);
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return true;
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}
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@ -157,7 +157,7 @@ static bool egl_texDMABUFUpdate(EGL_Texture * texture,
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break;
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}
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if (image == EGL_NO_IMAGE)
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if (unlikely(image == EGL_NO_IMAGE))
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{
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const uint64_t modifier = DRM_FORMAT_MOD_LINEAR;
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EGLAttrib attribs[] =
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@ -184,16 +184,16 @@ static bool egl_texDMABUFUpdate(EGL_Texture * texture,
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(EGLClientBuffer)NULL,
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attribs);
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if (image == EGL_NO_IMAGE)
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if (unlikely(image == EGL_NO_IMAGE))
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{
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DEBUG_EGL_ERROR("Failed to create EGLImage for DMA transfer");
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return false;
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}
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if (!vector_push(&this->images, &(struct FdImage) {
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if (unlikely(!vector_push(&this->images, &(struct FdImage) {
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.fd = update->dmaFD,
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.image = image,
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}))
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})))
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{
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DEBUG_ERROR("Failed to store EGLImage");
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g_egl_dynProcs.eglDestroyImage(this->display, image);
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@ -206,7 +206,7 @@ static bool egl_texDMABUFUpdate(EGL_Texture * texture,
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glBindTexture(GL_TEXTURE_EXTERNAL_OES, parent->tex[parent->bufIndex]);
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g_egl_dynProcs.glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, image);
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if (parent->sync)
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if (likely(parent->sync))
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glDeleteSync(parent->sync);
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parent->sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
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@ -209,17 +209,16 @@ static int renderThread(void * unused)
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struct timespec time;
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clock_gettime(CLOCK_MONOTONIC, &time);
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while(g_state.state != APP_STATE_SHUTDOWN)
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while(likely(g_state.state != APP_STATE_SHUTDOWN))
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{
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bool forceRender = false;
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if (g_state.jitRender)
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forceRender = g_state.ds->waitFrame();
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{
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const bool forceRender = g_state.ds->waitFrame();
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app_handleRenderEvent(microtime());
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if (g_state.jitRender)
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{
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const uint64_t pending =
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atomic_load_explicit(&g_state.pendingCount, memory_order_acquire);
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if (!lgResetEvent(g_state.frameEvent)
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&& !forceRender
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&& !pending
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@ -235,9 +234,13 @@ static int renderThread(void * unused)
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}
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else if (g_params.fpsMin != 0)
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{
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app_handleRenderEvent(microtime());
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float ups = atomic_load_explicit(&g_state.ups, memory_order_relaxed);
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if (!lgWaitEventAbs(g_state.frameEvent, &time) || ups > g_params.fpsMin)
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if (unlikely(
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!lgWaitEventAbs(g_state.frameEvent, &time) ||
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ups > g_params.fpsMin))
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{
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/* only update the time if we woke up early */
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clock_gettime(CLOCK_MONOTONIC, &time);
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@ -247,7 +250,7 @@ static int renderThread(void * unused)
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}
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int resize = atomic_load(&g_state.lgrResize);
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if (resize)
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if (unlikely(resize))
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{
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g_state.io->DisplaySize = (ImVec2) {
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.x = g_state.windowW,
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@ -286,8 +289,8 @@ static int renderThread(void * unused)
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renderQueue_process();
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if (!RENDERER(render, g_params.winRotate, newFrame, invalidate,
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preSwapCallback, (void *)&renderStart))
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if (unlikely(!RENDERER(render, g_params.winRotate, newFrame, invalidate,
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preSwapCallback, (void *)&renderStart)))
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{
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LG_UNLOCK(g_state.lgrLock);
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break;
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@ -300,7 +303,7 @@ static int renderThread(void * unused)
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g_state.lastRenderTime = t;
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atomic_fetch_add_explicit(&g_state.renderCount, 1, memory_order_relaxed);
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if (g_state.lastRenderTimeValid)
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if (likely(g_state.lastRenderTimeValid))
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{
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const float fdelta = (float)delta / 1e6f;
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ringbuffer_push(g_state.renderTimings, &fdelta);
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@ -308,7 +311,9 @@ static int renderThread(void * unused)
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g_state.lastRenderTimeValid = true;
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const uint64_t now = microtime();
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if (!g_state.resizeDone && g_state.resizeTimeout < now)
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if (unlikely(
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!g_state.resizeDone &&
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g_state.resizeTimeout < now))
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{
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if (g_params.autoResize)
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{
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@ -1739,9 +1744,9 @@ restart:
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return -1;
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}
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while(g_state.state == APP_STATE_RUNNING)
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while(likely(g_state.state == APP_STATE_RUNNING))
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{
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if (!lgmpClientSessionValid(g_state.lgmp))
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if (unlikely(!lgmpClientSessionValid(g_state.lgmp)))
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{
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g_state.lgHostConnected = false;
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DEBUG_INFO("Waiting for the host to restart...");
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@ -40,4 +40,7 @@
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#define ALIGN_TO(value, align) (((value) + (align) - 1) & -(align))
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#define unlikely(expr) __builtin_expect(!!(expr), 0)
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#define likely(expr) __builtin_expect(!!(expr), 1)
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#endif
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@ -457,7 +457,7 @@ static CaptureResult nvfbc_capture(void)
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unsigned int width, height;
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getDesktopSize(&width, &height);
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if (this->width != width || this->height != height)
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if (unlikely(this->width != width || this->height != height))
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{
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this->resChanged = true;
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this->width = width;
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@ -476,7 +476,7 @@ static CaptureResult nvfbc_capture(void)
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&grabInfo
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);
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if (result != CAPTURE_RESULT_OK)
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if (unlikely(result != CAPTURE_RESULT_OK))
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return result;
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bool changed = false;
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@ -651,15 +651,15 @@ done:
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static CaptureResult nvfbc_waitFrame(CaptureFrame * frame,
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const size_t maxFrameSize)
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{
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if (this->stop)
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if (unlikely(this->stop))
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return CAPTURE_RESULT_REINIT;
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if (
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if (unlikely(
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this->grabInfo.dwWidth != this->grabWidth ||
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this->grabInfo.dwHeight != this->grabHeight ||
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this->grabInfo.dwBufferWidth != this->grabStride ||
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this->grabInfo.bIsHDR != this->isHDR ||
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this->resChanged)
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this->resChanged))
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{
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this->grabWidth = this->grabInfo.dwWidth;
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this->grabHeight = this->grabInfo.dwHeight;
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@ -820,11 +820,11 @@ static CaptureResult nvfbc_getFrame(FrameBuffer * frame, int frameIndex)
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static int pointerThread(void * unused)
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{
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while (!this->stop)
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while (likely(!this->stop))
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{
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lgWaitEvent(this->cursorEvent, TIMEOUT_INFINITE);
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if (this->stop)
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if (unlikely(this->stop))
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break;
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CaptureResult result;
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@ -832,14 +832,14 @@ static int pointerThread(void * unused)
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void * data;
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uint32_t size;
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if (!this->getPointerBufferFn(&data, &size))
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if (unlikely(!this->getPointerBufferFn(&data, &size)))
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{
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DEBUG_WARN("failed to get a pointer buffer");
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continue;
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}
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result = NvFBCToSysGetCursor(this->nvfbc, &pointer, data, size);
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if (result != CAPTURE_RESULT_OK)
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if (unlikely(result != CAPTURE_RESULT_OK))
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{
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DEBUG_WARN("NvFBCToSysGetCursor failed");
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continue;
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|
@ -927,14 +927,16 @@ int app_main(int argc, char * argv[])
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}
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}
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while(app.state != APP_STATE_SHUTDOWN && (
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while(likely(app.state != APP_STATE_SHUTDOWN && (
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lgmpHostQueueHasSubs(app.pointerQueue) ||
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lgmpHostQueueHasSubs(app.frameQueue)))
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lgmpHostQueueHasSubs(app.frameQueue))))
|
||||
{
|
||||
if (app.state == APP_STATE_RESTART || app.state == APP_STATE_REINIT)
|
||||
if (unlikely(
|
||||
app.state == APP_STATE_RESTART ||
|
||||
app.state == APP_STATE_REINIT))
|
||||
break;
|
||||
|
||||
if (lgmpHostQueueNewSubs(app.pointerQueue) > 0)
|
||||
if (unlikely(lgmpHostQueueNewSubs(app.pointerQueue) > 0))
|
||||
{
|
||||
LG_LOCK(app.pointerLock);
|
||||
sendPointer(true);
|
||||
@ -951,24 +953,25 @@ int app_main(int argc, char * argv[])
|
||||
}
|
||||
|
||||
const uint64_t captureStart = microtime();
|
||||
switch(app.iface->capture())
|
||||
{
|
||||
case CAPTURE_RESULT_OK:
|
||||
const CaptureResult result = app.iface->capture();
|
||||
if (likely(result == CAPTURE_RESULT_OK))
|
||||
previousFrameTime = captureStart;
|
||||
break;
|
||||
|
||||
case CAPTURE_RESULT_TIMEOUT:
|
||||
else if (likely(result == CAPTURE_RESULT_TIMEOUT))
|
||||
{
|
||||
if (!app.iface->asyncCapture)
|
||||
if (app.frameValid && lgmpHostQueueNewSubs(app.frameQueue) > 0)
|
||||
if (unlikely(app.frameValid &&
|
||||
lgmpHostQueueNewSubs(app.frameQueue) > 0))
|
||||
{
|
||||
LGMP_STATUS status;
|
||||
if ((status = lgmpHostQueuePost(app.frameQueue, 0,
|
||||
app.frameMemory[app.frameIndex])) != LGMP_OK)
|
||||
DEBUG_ERROR("%s", lgmpStatusString(status));
|
||||
}
|
||||
|
||||
continue;
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
switch(result)
|
||||
{
|
||||
case CAPTURE_RESULT_REINIT:
|
||||
app.state = APP_STATE_RESTART;
|
||||
continue;
|
||||
@ -977,6 +980,10 @@ int app_main(int argc, char * argv[])
|
||||
DEBUG_ERROR("Capture interface reported a fatal error");
|
||||
exitcode = LG_HOST_EXIT_FAILED;
|
||||
goto fail_capture;
|
||||
|
||||
default:
|
||||
DEBUG_ASSERT("Invalid capture result");
|
||||
}
|
||||
}
|
||||
|
||||
if (!app.iface->asyncCapture)
|
||||
|
Loading…
Reference in New Issue
Block a user