From af64f953d4f01a7c7bd3415ff5edfff8d4f7c48d Mon Sep 17 00:00:00 2001
From: Stefan Suhren <suhren.stefan@fh-swf.de>
Date: Tue, 6 Oct 2015 12:52:40 +0200
Subject: Initial commit

---
 src/mmscene.cpp | 89 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 src/mmscene.cpp

(limited to 'src/mmscene.cpp')

diff --git a/src/mmscene.cpp b/src/mmscene.cpp
new file mode 100644
index 0000000..1aca89f
--- /dev/null
+++ b/src/mmscene.cpp
@@ -0,0 +1,89 @@
+#include "mmscene.h"
+#include "glpoint.h"
+#include "glcolorrgba.h"
+
+MMScene::MMScene(QQuickItem *parent)
+    :GLItem(parent)
+{
+   m_vertexShaderFilename = ":/shaders/vshader.vsh";
+   m_eye = 2.5 * v_XYZ;
+
+}
+
+MMScene::~MMScene()
+{
+
+}
+
+void MMScene::paintUnderQmlScene()
+{
+    m_renderer->pushMvMatrix();
+  // drawAxes(2.5);
+    drawTriangles();
+    m_renderer->popMvMatrix();
+}
+
+void MMScene::paintOnTopOfQmlScene()
+{
+    m_renderer->pushMvMatrix();
+    drawAxes(2.5);
+    drawTriangles();
+    m_renderer->popMvMatrix();
+}
+
+void MMScene::setupGeometry()
+{
+    //Now we create the geometry. Every corner needs a vertex, a normal, a color and a texture,
+    //although normal and texture are not used for basic rendering.
+    QVector3D v00 = QVector3D(0.0, 0.0, 0.0);
+    QVector3D v01 = QVector3D(1.0, 0.0, 0.0);
+    QVector3D v02 = QVector3D(0.0, 1.0, 0.0);
+    QVector3D n0 = QVector3D(0.0, 0.0, 1.0); //dummy normal
+    QVector3D t0 = QVector3D(0.0,0.0,0.0); //dummy texture
+
+    //append the vertices for the triangle
+    m_points.append(GLPoint(v00, n0, t0, GLColorRgba::clRed));
+    m_points.append(GLPoint(v01, n0, t0, GLColorRgba::clGreen));
+    m_points.append(GLPoint(v02, n0, t0, GLColorRgba::clBlue));
+
+    QVector3D v10 = QVector3D(1.0, 1.0, 0.0);
+    QVector3D v11 = QVector3D(1.0, 0.0, 0.0);
+    QVector3D v12 = QVector3D(0.0, 1.0, 0.0);
+
+    //append the vertices for the triangle
+    m_points.append(GLPoint(v10, n0, t0, GLColorRgba::clRed));
+    m_points.append(GLPoint(v11, n0, t0, GLColorRgba::clGreen));
+    m_points.append(GLPoint(v12, n0, t0, GLColorRgba::clBlue));
+
+    m_colorArrayEnabled = true;
+
+    m_geometryIsValid = true;
+}
+
+void MMScene::drawTriangles()
+{
+    renderer()->setLightingEnabled(m_lightingEnabled);
+    renderer()->setColorArrayEnabled(m_colorArrayEnabled);
+    renderer()->setTextureEnabled(false);
+
+    //enable required arrays
+    int stride = sizeof(GLPoint);
+    for(int i = 0; i < m_points.length(); i += 3)
+    {
+        if(i > m_lastAxesPoint || i < m_firstAxesPoint)
+        {
+            renderer()->activateAttributeArray(GLESRenderer::VERTEX_LOCATION,
+                                             m_points[i].vertexPointer(), stride);
+            renderer()->activateAttributeArray(GLESRenderer::NORMAL_LOCATION,
+                                                m_points[i].normalPointer(), stride);
+            renderer()->activateAttributeArray(GLESRenderer::TEXCOORD_LOCATION,
+                         m_points[i].texCoordPointer(), stride);
+            renderer()->activateAttributeArray(GLESRenderer::COLOR_LOCATION,
+                         m_points[i].colorPointer(), stride);
+
+            glDrawArrays(GL_TRIANGLES, 0, 3);
+        }
+    }
+    renderer()->disableAttributeArrays();
+}
+
-- 
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