1 files changed, 69 insertions, 0 deletions
diff --git a/src/opengl/doc/snippets/code/src_gui_qopenglshaderprogram.cpp b/src/opengl/doc/snippets/code/src_gui_qopenglshaderprogram.cpp
new file mode 100644
index 0000000000..de62069fda
--- /dev/null
+++ b/src/opengl/doc/snippets/code/src_gui_qopenglshaderprogram.cpp
@@ -0,0 +1,69 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+#include <QColor>
+#include <QString>
+#include <QtOpenGL/QOpenGLShader>
+
+namespace src_gui_qopenglshaderprogram {
+QString code;
+QObject *context = nullptr;
+QRectF rect() { return QRectF(); }
+
+void wrapper() {
+//! [0]
+QOpenGLShader shader(QOpenGLShader::Vertex);
+shader.compileSourceCode(code);
+
+QOpenGLShaderProgram program(context);
+program.addShader(&shader);
+program.link();
+
+program.bind();
+//! [0]
+
+//! [1]
+program.addShaderFromSourceCode(QOpenGLShader::Vertex,
+    "attribute highp vec4 vertex;\n"
+    "uniform highp mat4 matrix;\n"
+    "void main(void)\n"
+    "{\n"
+    "   gl_Position = matrix * vertex;\n"
+    "}");
+program.addShaderFromSourceCode(QOpenGLShader::Fragment,
+    "uniform mediump vec4 color;\n"
+    "void main(void)\n"
+    "{\n"
+    "   gl_FragColor = color;\n"
+    "}");
+program.link();
+program.bind();
+
+int vertexLocation = program.attributeLocation("vertex");
+int matrixLocation = program.uniformLocation("matrix");
+int colorLocation = program.uniformLocation("color");
+//! [1]
+
+//! [2]
+static GLfloat const triangleVertices[] = {
+    60.0f,  10.0f,  0.0f,
+    110.0f, 110.0f, 0.0f,
+    10.0f,  110.0f, 0.0f
+};
+
+QColor color(0, 255, 0, 255);
+
+QMatrix4x4 pmvMatrix;
+pmvMatrix.ortho(rect());
+
+program.enableAttributeArray(vertexLocation);
+program.setAttributeArray(vertexLocation, triangleVertices, 3);
+program.setUniformValue(matrixLocation, pmvMatrix);
+program.setUniformValue(colorLocation, color);
+
+glDrawArrays(GL_TRIANGLES, 0, 3);
+
+program.disableAttributeArray(vertexLocation);
+//! [2]
+
+} // wrapper
+} // src_gui_qopenglshaderprogram