Doc: Fixed shader program snippet.

Task-number: QTBUG-18982
Reviewed-by: Kim Motoyoshi Kalland
(cherry picked from commit 41287c411cb4b1019d12a49ddf7a738174a42f25)

Change-Id: I416411623037830abadbb3cf0a9d1d7aad6f1b96
Reviewed-on: http://codereview.qt-project.org/1987
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Toby Tomkins <toby.tomkins@nokia.com>
Reviewed-by: Peter Yard <peter.yard@nokia.com>

diff --git a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
index aa5225a..812adf9 100644 (file)
--- a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
+++ b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
@@ -52,7 +52,7 @@ program.bind();
 //! [1]
 program.addShaderFromSourceCode(QGLShader::Vertex,
     "attribute highp vec4 vertex;\n"
-    "attribute mediump mat4 matrix;\n"
+    "uniform highp mat4 matrix;\n"
     "void main(void)\n"
     "{\n"
     "   gl_Position = matrix * vertex;\n"
@@ -67,7 +67,7 @@ program.link();
 program.bind();
 
 int vertexLocation = program.attributeLocation("vertex");
-int matrixLocation = program.attributeLocation("matrix");
+int matrixLocation = program.uniformLocation("matrix");
 int colorLocation = program.uniformLocation("color");
 //! [1]