Fix mirrored Y coordinates in qwindow-compositor.

Change-Id: I432aa2fdf231301fda99b68e863ecc964c550781
Reviewed-by: Samuel Rødal <samuel.rodal@nokia.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/examples/qwindow-compositor/surfacerenderer.cpp b/examples/qwindow-compositor/surfacerenderer.cpp
index 421309d8e..82a868b25 100644
--- a/examples/qwindow-compositor/surfacerenderer.cpp
+++ b/examples/qwindow-compositor/surfacerenderer.cpp
@@ -54,10 +54,10 @@ void SurfaceRenderer::drawTexture(int textureId, const QRectF &geometry, int dep
 {
     GLfloat zValue = depth / 1000.0f;
     //Set Texture and Vertex coordinates
-    GLfloat textureCoordinates[] = { 0, 0,
-                                     1, 0,
+    GLfloat textureCoordinates[] = { 0, 1,
                                      1, 1,
-                                     0, 1
+                                     1, 0,
+                                     0, 0
                                    };
 
     GLfloat vertexCoordinates[] = { geometry.left(), geometry.top(), zValue,
@@ -68,7 +68,7 @@ void SurfaceRenderer::drawTexture(int textureId, const QRectF &geometry, int dep
 
     //Set matrix to transfrom geometry values into gl coordinate space.
     m_transformMatrix.setToIdentity();
-    m_transformMatrix.scale( 2.0f / m_surface->geometry().width(), 2.0f / m_surface->geometry().height());
+    m_transformMatrix.scale( 2.0f / m_surface->geometry().width(), -2.0f / m_surface->geometry().height());
     m_transformMatrix.translate(-m_surface->geometry().width() / 2.0f, -m_surface->geometry().height() / 2.0f);
 
     m_shaderProgram->bind();