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Commit b39920b8 authored by Jeykumar Sankaran's avatar Jeykumar Sankaran Committed by Steve Kondik
Browse files

frameworks/native: SF: Adapt vertices to GL co-ordinates 

Adapt co-ordinates in drawWormhole() from display co-ordinate system to
GL co-ordinate system.

Change-Id: Id25a9e63c38ceb242f6d67eaca9e88cb95aead42
CRs-Fixed:382824
parent 738f756b

services/surfaceflinger/SurfaceFlinger.cpp

+15 −3
Original line number Diff line number Diff line
@@ -1076,6 +1076,11 @@ void SurfaceFlinger::drawWormhole() const 
    if (region.isEmpty())

        return;



#ifdef QCOM_HARDWARE

    const DisplayHardware& hw(graphicPlane(0).displayHardware());

    const int32_t height = hw.getHeight();

#endif



    glDisable(GL_TEXTURE_EXTERNAL_OES);

    glDisable(GL_TEXTURE_2D);

    glDisable(GL_BLEND);
@@ -1088,13 +1093,20 @@ void SurfaceFlinger::drawWormhole() const 
    while (it != end) {

        const Rect& r = *it++;

        vertices[0][0] = r.left;

        vertices[0][1] = r.top;

        vertices[1][0] = r.right;

        vertices[1][1] = r.top;

        vertices[2][0] = r.right;

        vertices[2][1] = r.bottom;

        vertices[3][0] = r.left;

#ifdef QCOM_HARDWARE

        vertices[0][1] = height - r.top;

        vertices[1][1] = height - r.top;

        vertices[2][1] = height - r.bottom;

        vertices[3][1] = height - r.bottom;

#else

        vertices[0][1] = r.top;

        vertices[1][1] = r.top;

        vertices[2][1] = r.bottom;

        vertices[3][1] = r.bottom;

#endif

        glDrawArrays(GL_TRIANGLE_FAN, 0, 4);

    }

}