android/android_hardware_qcom_display
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libhwcomposer: Fix dynamic composition.

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Layer orientation can be ignored since displayFrame always represents the
destination region in framebuffer orientation.

(cherry picked from commit f6ab48d14d32ba805fc25597533de14dae1c4e2b)

Change-Id: I0f9217e81a953a63cf9ea4ef9ddab25a1c67184e
This commit is contained in:
Jeykumar Sankaran 2012-01-31 17:27:01 -08:00 committed by Andrew Sutherland
parent 1e5e65ae87
commit a0dc58fce0
1 changed files with 6 additions and 13 deletions
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19
libhwcomposer/hwcomposer.cpp
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@ -375,19 +375,12 @@ bool canSkipComposition(hwc_context_t* ctx, int yuvBufferCount, int currentLayer
return false;
}
void getNonRotatedResolution(const hwc_layer_t* layer, int& width, int& height)
inline void getLayerResolution(const hwc_layer_t* layer, int& width, int& height)
{
int transform = layer->transform;
hwc_rect_t displayFrame = layer->displayFrame;
hwc_rect_t displayFrame = layer->displayFrame;
width = displayFrame.right - displayFrame.left;
height = displayFrame.bottom - displayFrame.top;
if(transform & (HWC_TRANSFORM_ROT_90 | HWC_TRANSFORM_ROT_270)) {
height = displayFrame.right - displayFrame.left;
width = displayFrame.bottom - displayFrame.top;
}
width = displayFrame.right - displayFrame.left;
height = displayFrame.bottom - displayFrame.top;
}
static bool canUseCopybit(const framebuffer_device_t* fbDev, const hwc_layer_list_t* list) {
@ -419,8 +412,8 @@ static bool canUseCopybit(const framebuffer_device_t* fbDev, const hwc_layer_lis
int w1, h1;
int w2, h2;
getNonRotatedResolution(&list->hwLayers[0], w1, h1);
getNonRotatedResolution(&list->hwLayers[1], w2, h2);
getLayerResolution(&list->hwLayers[0], w1, h1);
getLayerResolution(&list->hwLayers[1], w2, h2);
use_copybit = ((fb_w >= w1) && (fb_w >= w2) && ((fb_h * 2) > (h1 + h2)));
}