Remove obsolete OpenGL/ES CommonLite (fixed-point) support

Task-number: QTBUG-7683
Reviewed-by: Tom Cooksey

3 files changed, 70 insertions, 205 deletions

diff --git a/examples/opengl/hellogl_es/cl_helper.h b/examples/opengl/hellogl_es/cl_helper.h
deleted file mode 100644
index 4f4c2bd..0000000
--- a/examples/opengl/hellogl_es/cl_helper.h
+++ /dev/null
@@ -1,133 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** GNU Lesser General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights.  These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifdef QT_OPENGL_ES_1_CL
-
-//! [0]
-#define FLOAT2X(f)      ((int) ( (f) * (65536)))
-#define X2FLOAT(x)      ((float)(x) / 65536.0f)
-
-#define f2vt(f)     FLOAT2X(f)
-#define vt2f(x)     X2FLOAT(x)
-
-#define q_vertexType GLfixed
-#define q_vertexTypeEnum GL_FIXED
-
-#define q_glFog             glFogx
-#define q_glFogv            glFogxv
-//! [0]
-
-#define q_glLight           glLightx
-#define q_glLightv          glLightxv
-#define q_glLightModel      glLightModelx
-#define q_glLightModelv     glLightModelxv
-
-#define q_glAlphaFunc       glAlphaFuncx
-
-#define q_glMaterial        glMaterialx
-#define q_glMaterialv       glMaterialxv
-#define q_glColor4          glColor4x
-
-#define q_glTexParameter    glTexParameterx
-#define q_glTexEnv          glTexEnvx
-
-#define q_glOrtho           glOrthox
-#define q_glFrustum         glFrustumx
-
-#define q_glTranslate       glTranslatex
-#define q_glScale           glScalex
-#define q_glRotate          glRotatex
-#define q_glLoadMatrix      glLoadMatrixx
-
-#define q_glClearColor      glClearColorx
-
-#define q_glMultMatrix      glMultMatrixx
-
-#define q_glNormal3         glNormal3x
-
-#define q_glPolygonOffset   glPolygonOffsetx
-#define q_glPointSize       glPointSizex
-
-//! [1]
-#else
-
-#define f2vt(f)     (f)
-#define vt2f(x)     (x)
-
-#define q_vertexType GLfloat
-#define q_vertexTypeEnum GL_FLOAT
-
-#define q_glFog             glFogf
-#define q_glFogv            glFogfv
-//! [1]
-
-#define q_glLight           glLightf
-#define q_glLightv          glLightfv
-#define q_glLightModel      glLightModelf
-#define q_glLightModelv     glLightModelfv
-
-#define q_glAlphaFunc       glAlphaFuncf
-
-#define q_glMaterial        glMaterialf
-#define q_glMaterialv       glMaterialfv
-#define q_glColor4          glColor4f
-
-#define q_glTexParameter    glTexParameterf
-#define q_glTexEnv          glTexEnvf
-
-#define q_glOrtho           glOrthof
-#define q_glFrustum         glFrustumf
-
-#define q_glTranslate       glTranslatef
-#define q_glScale           glScalef
-#define q_glRotate          glRotatef
-#define q_glLoadMatrix      glLoadMatrixf
-
-#define q_glClearColor      glClearColor
-
-#define q_glMultMatrix      glMultMatrixf
-
-#define q_glNormal3         glNormal3f
-
-#define q_glPolygonOffset   glPolygonOffsetf
-#define q_glPointSize       glPointSizef
-
-#endif
diff --git a/examples/opengl/hellogl_es/glwidget.cpp b/examples/opengl/hellogl_es/glwidget.cpp
index 9a45a11..8a6543d 100644
--- a/examples/opengl/hellogl_es/glwidget.cpp
+++ b/examples/opengl/hellogl_es/glwidget.cpp
@@ -44,7 +44,6 @@
 #include <math.h>
 
 #include "bubble.h"
-#include "cl_helper.h"
 
 
 const int bubbleNum = 8;
@@ -114,9 +113,9 @@ void GLWidget::paintQtLogo()
 {
     glDisable(GL_TEXTURE_2D);
     glEnableClientState(GL_VERTEX_ARRAY);
-    glVertexPointer(3,q_vertexTypeEnum,0, createdVertices);
+    glVertexPointer(3,GL_FLOAT,0, createdVertices);
     glEnableClientState(GL_NORMAL_ARRAY);
-    glNormalPointer(q_vertexTypeEnum,0,createdNormals);
+    glNormalPointer(GL_FLOAT,0,createdNormals);
     glDrawArrays(GL_TRIANGLES, 0, m_vertexNumber / 3);
 }
 //! [2]
@@ -125,83 +124,83 @@ void GLWidget::paintTexturedCube()
 {
     glEnable(GL_TEXTURE_2D);
     glBindTexture(GL_TEXTURE_2D, m_uiTexture);
-    q_vertexType afVertices[] = {
-        f2vt(-0.5), f2vt(0.5), f2vt(0.5), f2vt(0.5),f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(-0.5),f2vt(0.5),
-        f2vt(0.5), f2vt(-0.5), f2vt(0.5), f2vt(-0.5),f2vt(0.5),f2vt(0.5),f2vt(0.5),f2vt(0.5),f2vt(0.5),
-        f2vt(-0.5), f2vt(-0.5), f2vt(-0.5), f2vt(0.5),f2vt(-0.5),f2vt(-0.5),f2vt(-0.5),f2vt(0.5),f2vt(-0.5),
-        f2vt(0.5), f2vt(0.5), f2vt(-0.5), f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(-0.5),
-
-        f2vt(0.5), f2vt(-0.5), f2vt(-0.5), f2vt(0.5),f2vt(-0.5),f2vt(0.5),f2vt(0.5),f2vt(0.5),f2vt(-0.5),
-        f2vt(0.5), f2vt(0.5), f2vt(0.5), f2vt(0.5),f2vt(0.5),f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(0.5),
-        f2vt(-0.5), f2vt(0.5), f2vt(-0.5), f2vt(-0.5),f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(-0.5),f2vt(-0.5),
-        f2vt(-0.5), f2vt(-0.5), f2vt(0.5), f2vt(-0.5),f2vt(0.5),f2vt(-0.5),f2vt(-0.5),f2vt(0.5),f2vt(0.5),
-
-        f2vt(0.5), f2vt(0.5),  f2vt(-0.5), f2vt(-0.5), f2vt(0.5),  f2vt(0.5),  f2vt(-0.5),  f2vt(0.5),  f2vt(-0.5),
-        f2vt(-0.5),  f2vt(0.5),  f2vt(0.5),  f2vt(0.5),  f2vt(0.5),  f2vt(-0.5), f2vt(0.5), f2vt(0.5),  f2vt(0.5),
-        f2vt(-0.5),  f2vt(-0.5), f2vt(-0.5), f2vt(-0.5), f2vt(-0.5), f2vt(0.5),  f2vt(0.5), f2vt(-0.5), f2vt(-0.5),
-        f2vt(0.5), f2vt(-0.5), f2vt(0.5),  f2vt(0.5),  f2vt(-0.5), f2vt(-0.5), f2vt(-0.5),  f2vt(-0.5), f2vt(0.5)
+    GLfloat afVertices[] = {
+        -0.5, 0.5, 0.5, 0.5,-0.5,0.5,-0.5,-0.5,0.5,
+        0.5, -0.5, 0.5, -0.5,0.5,0.5,0.5,0.5,0.5,
+        -0.5, -0.5, -0.5, 0.5,-0.5,-0.5,-0.5,0.5,-0.5,
+        0.5, 0.5, -0.5, -0.5,0.5,-0.5,0.5,-0.5,-0.5,
+
+        0.5, -0.5, -0.5, 0.5,-0.5,0.5,0.5,0.5,-0.5,
+        0.5, 0.5, 0.5, 0.5,0.5,-0.5,0.5,-0.5,0.5,
+        -0.5, 0.5, -0.5, -0.5,-0.5,0.5,-0.5,-0.5,-0.5,
+        -0.5, -0.5, 0.5, -0.5,0.5,-0.5,-0.5,0.5,0.5,
+
+        0.5, 0.5,  -0.5, -0.5, 0.5,  0.5,  -0.5,  0.5,  -0.5,
+        -0.5,  0.5,  0.5,  0.5,  0.5,  -0.5, 0.5, 0.5,  0.5,
+        -0.5,  -0.5, -0.5, -0.5, -0.5, 0.5,  0.5, -0.5, -0.5,
+        0.5, -0.5, 0.5,  0.5,  -0.5, -0.5, -0.5,  -0.5, 0.5
     };
     glEnableClientState(GL_VERTEX_ARRAY);
-    glVertexPointer(3,q_vertexTypeEnum,0,afVertices);
-
-    q_vertexType afTexCoord[] = {
-        f2vt(0.0f),f2vt(0.0f), f2vt(1.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f),
-        f2vt(1.0f),f2vt(1.0f), f2vt(0.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f),
-        f2vt(1.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f),
-        f2vt(0.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f),
-
-        f2vt(1.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f),
-        f2vt(0.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f),
-        f2vt(0.0f),f2vt(0.0f), f2vt(1.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f),
-        f2vt(1.0f),f2vt(1.0f), f2vt(0.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f),
-
-        f2vt(0.0f),f2vt(1.0f), f2vt(1.0f),f2vt(0.0f), f2vt(1.0f),f2vt(1.0f),
-        f2vt(1.0f),f2vt(0.0f), f2vt(0.0f),f2vt(1.0f), f2vt(0.0f),f2vt(0.0f),
-        f2vt(1.0f),f2vt(0.0f), f2vt(1.0f),f2vt(1.0f), f2vt(0.0f),f2vt(0.0f),
-        f2vt(0.0f),f2vt(1.0f), f2vt(0.0f),f2vt(0.0f), f2vt(1.0f),f2vt(1.0f)
+    glVertexPointer(3,GL_FLOAT,0,afVertices);
+
+    GLfloat afTexCoord[] = {
+        0.0f,0.0f, 1.0f,1.0f, 1.0f,0.0f,
+        1.0f,1.0f, 0.0f,0.0f, 0.0f,1.0f,
+        1.0f,1.0f, 1.0f,0.0f, 0.0f,1.0f,
+        0.0f,0.0f, 0.0f,1.0f, 1.0f,0.0f,
+
+        1.0f,1.0f, 1.0f,0.0f, 0.0f,1.0f,
+        0.0f,0.0f, 0.0f,1.0f, 1.0f,0.0f,
+        0.0f,0.0f, 1.0f,1.0f, 1.0f,0.0f,
+        1.0f,1.0f, 0.0f,0.0f, 0.0f,1.0f,
+
+        0.0f,1.0f, 1.0f,0.0f, 1.0f,1.0f,
+        1.0f,0.0f, 0.0f,1.0f, 0.0f,0.0f,
+        1.0f,0.0f, 1.0f,1.0f, 0.0f,0.0f,
+        0.0f,1.0f, 0.0f,0.0f, 1.0f,1.0f
     };
     glEnableClientState(GL_TEXTURE_COORD_ARRAY);
-    glTexCoordPointer(2,q_vertexTypeEnum,0,afTexCoord);
+    glTexCoordPointer(2,GL_FLOAT,0,afTexCoord);
 
-    q_vertexType afNormals[] = {
+    GLfloat afNormals[] = {
 
-        f2vt(0),f2vt(0),f2vt(-1), f2vt(0),f2vt(0),f2vt(-1), f2vt(0),f2vt(0),f2vt(-1),
-        f2vt(0),f2vt(0),f2vt(-1), f2vt(0),f2vt(0),f2vt(-1), f2vt(0),f2vt(0),f2vt(-1),
-        f2vt(0),f2vt(0),f2vt(1), f2vt(0),f2vt(0),f2vt(1), f2vt(0),f2vt(0),f2vt(1),
-        f2vt(0),f2vt(0),f2vt(1), f2vt(0),f2vt(0),f2vt(1), f2vt(0),f2vt(0),f2vt(1),
+        0,0,-1, 0,0,-1, 0,0,-1,
+        0,0,-1, 0,0,-1, 0,0,-1,
+        0,0,1, 0,0,1, 0,0,1,
+        0,0,1, 0,0,1, 0,0,1,
 
-        f2vt(-1),f2vt(0),f2vt(0), f2vt(-1),f2vt(0),f2vt(0), f2vt(-1),f2vt(0),f2vt(0),
-        f2vt(-1),f2vt(0),f2vt(0), f2vt(-1),f2vt(0),f2vt(0), f2vt(-1),f2vt(0),f2vt(0),
-        f2vt(1),f2vt(0),f2vt(0), f2vt(1),f2vt(0),f2vt(0), f2vt(1),f2vt(0),f2vt(0),
-        f2vt(1),f2vt(0),f2vt(0), f2vt(1),f2vt(0),f2vt(0), f2vt(1),f2vt(0),f2vt(0),
+        -1,0,0, -1,0,0, -1,0,0,
+        -1,0,0, -1,0,0, -1,0,0,
+        1,0,0, 1,0,0, 1,0,0,
+        1,0,0, 1,0,0, 1,0,0,
 
-        f2vt(0),f2vt(-1),f2vt(0), f2vt(0),f2vt(-1),f2vt(0), f2vt(0),f2vt(-1),f2vt(0),
-        f2vt(0),f2vt(-1),f2vt(0), f2vt(0),f2vt(-1),f2vt(0), f2vt(0),f2vt(-1),f2vt(0),
-        f2vt(0),f2vt(1),f2vt(0), f2vt(0),f2vt(1),f2vt(0), f2vt(0),f2vt(1),f2vt(0),
-        f2vt(0),f2vt(1),f2vt(0), f2vt(0),f2vt(1),f2vt(0), f2vt(0),f2vt(1),f2vt(0)
+        0,-1,0, 0,-1,0, 0,-1,0,
+        0,-1,0, 0,-1,0, 0,-1,0,
+        0,1,0, 0,1,0, 0,1,0,
+        0,1,0, 0,1,0, 0,1,0
     };
     glEnableClientState(GL_NORMAL_ARRAY);
-    glNormalPointer(q_vertexTypeEnum,0,afNormals);
+    glNormalPointer(GL_FLOAT,0,afNormals);
 
     glDrawArrays(GL_TRIANGLES, 0, 36);
 }
 
 void GLWidget::initializeGL ()
 {
-    q_glClearColor(f2vt(0.1f), f2vt(0.1f), f2vt(0.2f), f2vt(1.0f));
+    glClearColor(0.1f, 0.1f, 0.2f, 1.0f);
 
     glEnable(GL_TEXTURE_2D);
     glGenTextures(1, &m_uiTexture);
     m_uiTexture = bindTexture(QImage(":/qt.png"));
 
-    q_glTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
-    q_glTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
     glEnable(GL_LIGHTING);
     glEnable(GL_LIGHT0);
 
-    q_vertexType aLightPosition[] = {f2vt(0.0f),f2vt(0.3f),f2vt(1.0f),f2vt(0.0f)};
+    GLfloat aLightPosition[] = {0.0f,0.3f,1.0f,0.0f};
 
-    q_glLightv(GL_LIGHT0, GL_SPOT_DIRECTION, aLightPosition);
+    glLightfv(GL_LIGHT0, GL_SPOT_DIRECTION, aLightPosition);
     m_fAngle = 0;
     m_fScale = 1;
     createGeometry();
@@ -230,12 +229,12 @@ void GLWidget::paintGL()
     //Since OpenGL ES does not support glPush/PopAttrib(GL_ALL_ATTRIB_BITS) 
     //we have to take care of the states ourselves
 
-    q_glClearColor(f2vt(0.1f), f2vt(0.1f), f2vt(0.2f), f2vt(1.0f));
+    glClearColor(0.1f, 0.1f, 0.2f, 1.0f);
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
     glEnable(GL_TEXTURE_2D);
 
-    q_glTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
-    q_glTexParameter(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
     glEnable(GL_LIGHTING);
     glEnable(GL_LIGHT0);
 
@@ -248,14 +247,14 @@ void GLWidget::paintGL()
     glMatrixMode(GL_MODELVIEW);
     glLoadIdentity();
 
-    q_glRotate(f2vt(m_fAngle), f2vt(0.0), f2vt(1.0), f2vt(0.0));
-    q_glRotate(f2vt(m_fAngle), f2vt(1.0), f2vt(0.0), f2vt(0.0));
-    q_glRotate(f2vt(m_fAngle), f2vt(0.0), f2vt(0.0), f2vt(1.0));
-    q_glScale(f2vt(m_fScale), f2vt(m_fScale),f2vt(m_fScale));
-    q_glTranslate(f2vt(0),f2vt(-0.2),f2vt(0));
+    glRotatef(m_fAngle, 0.0f, 1.0f, 0.0f);
+    glRotatef(m_fAngle, 1.0f, 0.0f, 0.0f);
+    glRotatef(m_fAngle, 0.0f, 0.0f, 1.0f);
+    glScalef(m_fScale, m_fScale,m_fScale);
+    glTranslatef(0.0f,-0.2f,0.0f);
 
-    q_vertexType matDiff[] = {f2vt(0.40), f2vt(1.0), f2vt(0.0), f2vt(1.0)};
-    q_glMaterialv(GL_FRONT_AND_BACK, GL_DIFFUSE, matDiff);
+    GLfloat matDiff[] = {0.40f, 1.0f, 0.0f, 1.0f};
+    glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, matDiff);
 
     if (qtLogo)
         paintQtLogo();
@@ -376,11 +375,11 @@ void GLWidget::createGeometry()
 
 //! [1]
     m_vertexNumber = vertices.size();
-    createdVertices = new q_vertexType[m_vertexNumber];
-    createdNormals = new q_vertexType[m_vertexNumber];
+    createdVertices = new GLfloat[m_vertexNumber];
+    createdNormals = new GLfloat[m_vertexNumber];
     for (int i = 0;i < m_vertexNumber;i++) {
-      createdVertices[i] = f2vt(vertices.at(i) * 2);
-      createdNormals[i] = f2vt(normals.at(i));
+      createdVertices[i] = vertices.at(i) * 2;
+      createdNormals[i] = normals.at(i);
     }
     vertices.clear();
     normals.clear();
diff --git a/examples/opengl/hellogl_es/glwidget.h b/examples/opengl/hellogl_es/glwidget.h
index 7a8df53..3b2b5d4 100644
--- a/examples/opengl/hellogl_es/glwidget.h
+++ b/examples/opengl/hellogl_es/glwidget.h
@@ -45,7 +45,6 @@
 #include <QGLWidget>
 #include <QTime>
 
-#include "cl_helper.h"
 
 
 class Bubble;
@@ -76,8 +75,8 @@ private:
     void extrude(qreal x1, qreal y1, qreal x2, qreal y2);
     QList<qreal> vertices;
     QList<qreal> normals;
-    q_vertexType *createdVertices;
-    q_vertexType *createdNormals;
+    GLfloat *createdVertices;
+    GLfloat *createdNormals;
     int m_vertexNumber;
     bool qtLogo;
     QList<Bubble*> bubbles;