LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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Merge "libhwcomposer: MDP composition for Higher Resolution panels"

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Linux Build Service Account
2013-03-01 03:15:17 -08:00
committed by Gerrit - the friendly Code Review server
parent edddf92aab b551ce4ed2
commit db770e203f
7 changed files with 749 additions and 292 deletions
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52
libhwcomposer/hwc_utils.cpp
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@@ -212,7 +212,7 @@ void getActionSafePosition(hwc_context_t *ctx, int dpy, uint32_t& x,
return;
}
static inline bool isAlphaScaled(hwc_layer_1_t const* layer) {
bool needsScaling(hwc_layer_1_t const* layer) {
int dst_w, dst_h, src_w, src_h;
hwc_rect_t displayFrame = layer->displayFrame;
@@ -224,7 +224,14 @@ static inline bool isAlphaScaled(hwc_layer_1_t const* layer) {
src_w = sourceCrop.right - sourceCrop.left;
src_h = sourceCrop.bottom - sourceCrop.top;
if(((src_w != dst_w) || (src_h != dst_h))) {
if(((src_w != dst_w) || (src_h != dst_h)))
return true;
return false;
}
bool isAlphaScaled(hwc_layer_1_t const* layer) {
if(needsScaling(layer)) {
if(layer->blending != HWC_BLENDING_NONE)
return true;
}
@@ -239,6 +246,7 @@ void setListStats(hwc_context_t *ctx,
ctx->listStats[dpy].skipCount = 0;
ctx->listStats[dpy].needsAlphaScale = false;
ctx->listStats[dpy].yuvCount = 0;
ctx->mDMAInUse = false;
for (size_t i = 0; i < list->numHwLayers; i++) {
hwc_layer_1_t const* layer = &list->hwLayers[i];
@@ -256,6 +264,9 @@ void setListStats(hwc_context_t *ctx,
int& yuvCount = ctx->listStats[dpy].yuvCount;
ctx->listStats[dpy].yuvIndices[yuvCount] = i;
yuvCount++;
if((layer->transform & HWC_TRANSFORM_ROT_90) && !ctx->mDMAInUse)
ctx->mDMAInUse = true;
}
if(!ctx->listStats[dpy].needsAlphaScale)
@@ -300,7 +311,8 @@ bool isSecureModePolicy(int mdpVersion) {
//Crops source buffer against destination and FB boundaries
void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst,
const int fbWidth, const int fbHeight, int orient) {
const hwc_rect_t& scissor, int orient) {
int& crop_l = crop.left;
int& crop_t = crop.top;
int& crop_r = crop.right;
@@ -315,24 +327,34 @@ void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst,
int dst_w = abs(dst.right - dst.left);
int dst_h = abs(dst.bottom - dst.top);
const int& sci_l = scissor.left;
const int& sci_t = scissor.top;
const int& sci_r = scissor.right;
const int& sci_b = scissor.bottom;
int sci_w = abs(sci_r - sci_l);
int sci_h = abs(sci_b - sci_t);
float leftCutRatio = 0.0f, rightCutRatio = 0.0f, topCutRatio = 0.0f,
bottomCutRatio = 0.0f;
if(dst_l < 0) {
leftCutRatio = (float)(0.0f - dst_l) / (float)dst_w;
dst_l = 0;
if(dst_l < sci_l) {
leftCutRatio = (float)(sci_l - dst_l) / (float)dst_w;
dst_l = sci_l;
}
if(dst_r > fbWidth) {
rightCutRatio = (float)(dst_r - fbWidth) / (float)dst_w;
dst_r = fbWidth;
if(dst_r > sci_r) {
rightCutRatio = (float)(dst_r - sci_r) / (float)dst_w;
dst_r = sci_r;
}
if(dst_t < 0) {
topCutRatio = (float)(0 - dst_t) / (float)dst_h;
dst_t = 0;
if(dst_t < sci_t) {
topCutRatio = (float)(sci_t - dst_t) / (float)dst_h;
dst_t = sci_t;
}
if(dst_b > fbHeight) {
bottomCutRatio = (float)(dst_b - fbHeight) / (float)dst_h;
dst_b = fbHeight;
if(dst_b > sci_b) {
bottomCutRatio = (float)(dst_b - sci_b) / (float)dst_h;
dst_b = sci_b;
}
calc_cut(leftCutRatio, topCutRatio, rightCutRatio, bottomCutRatio, orient);