opengl: Off-by-one in getPixel.

Change-Id: I971d94c353adcdf70e0f251d6103b1e19042687c

opengl: Off-by-one in getPixel.
Change-Id: I971d94c353adcdf70e0f251d6103b1e19042687c
f3c0085d · Jan Holesovsky · 3637dc8a · f3c0085d
Kaydet (Commit) f3c0085d authored Mar 19, 2015 tarafından Jan Holesovsky
Hide whitespace changes
Inline Side-by-side

Showing with 1 addition and 1 deletion

gdiimpl.cxx vcl/opengl/gdiimpl.cxx +1 -1

No files found.
--- a/vcl/opengl/gdiimpl.cxx
+++ b/vcl/opengl/gdiimpl.cxx
@@ -1529,7 +1529,7 @@ SalColor OpenGLSalGraphicsImpl::getPixel( long nX, long nY )
    char pixel[3] = { 0, 0, 0 };

    PreDraw();
-    nY = GetHeight() - nY;
+    nY = GetHeight() - nY - 1;
    glReadPixels( nX, nY, 1, 1, GL_RGB, GL_UNSIGNED_BYTE, pixel);
    PostDraw();