LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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Merge "hwc: Derive view frame for external display."

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Linux Build Service Account
2014-02-19 19:55:55 -08:00
committed by Gerrit - the friendly Code Review server
parent 9620560b02 773e188683
commit 736a9d93e7
2 changed files with 31 additions and 3 deletions
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29
libhwcomposer/hwc_utils.cpp
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@@ -781,6 +781,28 @@ static void trimList(hwc_context_t *ctx, hwc_display_contents_1_t *list,
}
}
hwc_rect_t calculateDisplayViewFrame(hwc_context_t *ctx, int dpy) {
int dstWidth = ctx->dpyAttr[dpy].xres;
int dstHeight = ctx->dpyAttr[dpy].yres;
int srcWidth = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres;
int srcHeight = ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres;
// default we assume viewframe as a full frame for primary display
hwc_rect outRect = {0, 0, dstWidth, dstHeight};
if(dpy) {
// swap srcWidth and srcHeight, if the device orientation is 90 or 270.
if(ctx->deviceOrientation & 0x1) {
swap(srcWidth, srcHeight);
}
// Get Aspect Ratio for external
getAspectRatioPosition(dstWidth, dstHeight, srcWidth,
srcHeight, outRect);
}
ALOGD_IF(HWC_UTILS_DEBUG, "%s: view frame for dpy %d is [%d %d %d %d]",
__FUNCTION__, dpy, outRect.left, outRect.top,
outRect.right, outRect.bottom);
return outRect;
}
void setListStats(hwc_context_t *ctx,
hwc_display_contents_1_t *list, int dpy) {
const int prevYuvCount = ctx->listStats[dpy].yuvCount;
@@ -804,13 +826,14 @@ void setListStats(hwc_context_t *ctx,
trimList(ctx, list, dpy);
optimizeLayerRects(list);
// Calculate view frame of ext display from primary resolution
// and primary device orientation.
ctx->mViewFrame[dpy] = calculateDisplayViewFrame(ctx, dpy);
for (size_t i = 0; i < (size_t)ctx->listStats[dpy].numAppLayers; i++) {
hwc_layer_1_t const* layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
// Calculate view frame of each display from the layer displayframe
ctx->mViewFrame[dpy] = getUnion(ctx->mViewFrame[dpy],
layer->displayFrame);
#ifdef QCOM_BSP
if (layer->flags & HWC_SCREENSHOT_ANIMATOR_LAYER) {
ctx->listStats[dpy].isDisplayAnimating = true;