Attachment 20420 Details for Bug 18599 – Pseudo code from our OpenGL log showing code that fails and code that doesn't fail.

Pseudo code from our OpenGL log showing code that fails and code that doesn't fail.

OpenGLDebug.log (text/plain), 14.63 KB, created by Michael Saunders on 2008-11-18 08:23:09 UTC

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Creator: Michael Saunders

Created: 2008-11-18 08:23:09 UTC

Size: 14.63 KB

patch

obsolete

>/*
> * The pseudo code in the BAD block below asserts in the Mesa library when the display lists are
> * executed on line 391 of tnl/t_vertex.c: assert(a[j].inputstride == vptr->stride)
> *
> * The pseudo code in the second GOOD block below does not assert. The only
> * difference between the two code blocks is the swapped glBegin and glColor4fv
> */
>
>/*
> * BAD block
> */
>{
>    /*
>     * Assign X_Display with your X Display value.
>     */
>    static Display *X_Display = NULL;
>
>    /*
>     * Assign GLx_visinfo with whatever you
>     * store the GLx visual in. This is usually
>     * is the result from calling glXChoosVisual
>     */
>    static XVisualInfo *GLx_visinfo;
>
>    /*
>     * Assign Main_WorkArea_WorkArea with the
>     * OpenGL drawing area. Usually this is
>     * from a call to XtCreateWidget with the
>     * glwMDrawingAreaWidgetClass.
>     */
>    static Widget Main_WorkArea_WorkArea = NULL;
>
>    /*
>     * Remaining varabiles will be assigned for you.
>     */
>    static GLXContext  MainWorkArea_GLContext;
>
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXCreateContext(X_Display, GLx_visinfo, 0, GL_TRUE); */
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, XtWindow(DrawAreaWidget), *GLContextPtr); */
>    glDrawBuffer(GL_BACK);
>    glFinish();
>
>    /* flushing */
>    {
>        glFlush();
>    }
>
>    GLuint list1
>    GLuint list2
>    GLuint list3
>    GLuint list4
>
>    /* RedrawAllFrames */
>    {
>        list1 = glGenLists(1);
>        glNewList(list1, GL_COMPILE);
>        glDisable(GL_SCISSOR_TEST);
>        {static GLint v[]={INVALID_DIMENSION, INVALID_DIMENSION, INVALID_DIMENSION}; glGetIntegerv(GL_MAX_VIEWPORT_DIMS, v); /* retvals:v={4096,4096,-1} */}
>        glViewport(0,0,850,705);
>        glMatrixMode(GL_PROJECTION);
>        glLoadIdentity();
>        glOrtho(0,850,-705,-0,-1,1);
>        glMatrixMode(GL_MODELVIEW);
>        glLoadIdentity();
>        glScaled(1,-1,1);
>        glTranslated(0.375,0.375,0);
>        glClearColor(0.588235, 0.588235, 0.588235, 0);
>        glClear(GL_COLOR_BUFFER_BIT);
>        glEndList();
>        /* flushing */
>        {
>            glFlush();
>        }
>        glCallList(list1);
>
>        /* RenderEntireFrame */
>        {
>            /* RenderFrameBeforeData */
>            {
>                list2 = glGenLists(1);
>                glNewList(list2, GL_COMPILE);
>
>                /* Setup3DView */
>                {
>                    glMatrixMode(GL_PROJECTION);
>                    glLoadIdentity();
>                    glOrtho(-1.16333,1.16043,-1.03407,1.03701,9.19379,10.9708);
>                    glMatrixMode(GL_MODELVIEW);
>                    glViewport(24,0,802,705);
>                    glScissor(24,0,802,705);
>                    glEnable(GL_SCISSOR_TEST);
>                    glLoadIdentity();
>                    glLightModelf(GL_LIGHT_MODEL_TWO_SIDE,(GLfloat)1.0);
>                    {static GLfloat a[]={0,0,0,1}; glLightModelfv(GL_LIGHT_MODEL_AMBIENT,a);}
>                    glEnable(GL_LIGHT0);
>                    {static GLfloat a[]={0.25,0.25,0.25,1}; glLightfv(GL_LIGHT0,GL_AMBIENT,a);}
>                    {static GLfloat a[]={0.75,0.75,0.75,1}; glLightfv(GL_LIGHT0,GL_DIFFUSE,a);}
>                    {static GLfloat a[]={1,1,1,1}; glLightfv(GL_LIGHT0,GL_SPECULAR,a);}
>                    {static GLfloat a[]={0.4,0.4,0.4,1}; glMaterialfv(GL_FRONT_AND_BACK,GL_SPECULAR,a);}
>                    glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 13);
>                    {static GLfloat a[]={0.2,0.2,0.959166,0}; glLightfv(GL_LIGHT0,GL_POSITION,a);}
>                    glEnable(GL_COLOR_MATERIAL);
>                    glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
>                    glFrontFace(GL_CCW);
>                    glRotated(0,0,0,1);
>                    glRotated(-71.4745,1,0,0);
>                    glRotated(224.926,0,0,1);
>                    glTranslated(-7.22896,-7.30547,-3.72175);
>                    glEnable(GL_DEPTH_TEST);
>                    glClear(GL_DEPTH_BUFFER_BIT);
>                    glEnable(GL_POLYGON_OFFSET_FILL);
>                    glPolygonOffset(1,1);
>                }
>
>                glEndList();
>                glCallList(list2);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>
>            /* RenderFrameData */
>            {
>                list3 = glGenLists(1);
>                glNewList(list3, GL_COMPILE);
>                glDepthMask(GL_FALSE);
>                glEnable(GL_BLEND);
>                glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
>                glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
>                glEnable(GL_LIGHTING);
>                glShadeModel(GL_SMOOTH);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glBegin(GL_POLYGON);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0,0.1);
>                {static GLfloat a[]={1,0,0,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0,1.1);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,1.1);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,0.1);
>                glEnd();
>                {static GLfloat a[]={0,0.823529,0,0.5}; glColor4fv(a);}
>                glBegin(GL_POLYGON);
>                glNormal3d(0,0,1);
>                glVertex3d(0,0,0);
>                glNormal3d(0,0,1);
>                glVertex3d(1,0,0);
>                glNormal3d(0,0,1);
>                glVertex3d(1,1,0);
>                glNormal3d(0,0,1);
>                glVertex3d(0,1,0);
>                glEnd();
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glBegin(GL_POLYGON);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,0.1);
>                {static GLfloat a[]={1,0,0,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,1.1);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,1,1.1);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,1,0.1);
>                glEnd();
>                glDepthMask(GL_TRUE);
>                glDisable(GL_BLEND);
>                glEndList();
>                glCallList(list3);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>
>            /* RenderFrameAfterData */
>            {
>                list4 = glGenLists(1);
>                glNewList(list4, GL_COMPILE);
>
>                /* Finish3DView */
>                {
>                    glDisable(GL_POLYGON_OFFSET_FILL);
>                    glDisable(GL_DEPTH_TEST);
>                }
>                glEndList();
>                glCallList(list4);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>        }
>
>        /* flushing */
>        {
>            glFlush();
>        }
>    }
>
>    glXSwapBuffers(X_Display, glXGetCurrentDrawable());
>    /* flushing */
>    {
>        glFlush();
>    }
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, None, NULL); */
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, XtWindow(DrawAreaWidget), *GLContextPtr); */
>    glDeleteLists(list2, 1);
>    glDeleteLists(list3, 1);
>    glDeleteLists(list4, 1);
>    glDeleteLists(list1, 1);
>    /* flushing */
>    {
>        glFinish();
>    }
>}
>
>
>/*
> * GOOD block
> */
>{
>    /*
>     * Assign X_Display with your X Display value.
>     */
>    static Display *X_Display = NULL;
>
>    /*
>     * Assign GLx_visinfo with whatever you
>     * store the GLx visual in. This is usually
>     * is the result from calling glXChoosVisual
>     */
>    static XVisualInfo *GLx_visinfo;
>
>    /*
>     * Assign Main_WorkArea_WorkArea with the
>     * OpenGL drawing area. Usually this is
>     * from a call to XtCreateWidget with the
>     * glwMDrawingAreaWidgetClass.
>     */
>    static Widget Main_WorkArea_WorkArea = NULL;
>
>    /*
>     * Remaining varabiles will be assigned for you.
>     */
>    static GLXContext  MainWorkArea_GLContext;
>
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXCreateContext(X_Display, GLx_visinfo, 0, GL_TRUE); */
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, XtWindow(DrawAreaWidget), *GLContextPtr); */
>    glDrawBuffer(GL_BACK);
>    glFinish();
>
>    /* flushing */
>    {
>        glFlush();
>    }
>
>    GLuint list1
>    GLuint list2
>    GLuint list3
>    GLuint list4
>
>    /* RedrawAllFrames */
>    {
>        list1 = glGenLists(1);
>        glNewList(list1, GL_COMPILE);
>        glDisable(GL_SCISSOR_TEST);
>        {static GLint v[]={INVALID_DIMENSION, INVALID_DIMENSION, INVALID_DIMENSION}; glGetIntegerv(GL_MAX_VIEWPORT_DIMS, v); /* retvals:v={4096,4096,-1} */}
>        glViewport(0,0,850,705);
>        glMatrixMode(GL_PROJECTION);
>        glLoadIdentity();
>        glOrtho(0,850,-705,-0,-1,1);
>        glMatrixMode(GL_MODELVIEW);
>        glLoadIdentity();
>        glScaled(1,-1,1);
>        glTranslated(0.375,0.375,0);
>        glClearColor(0.588235, 0.588235, 0.588235, 0);
>        glClear(GL_COLOR_BUFFER_BIT);
>        glEndList();
>        /* flushing */
>        {
>            glFlush();
>        }
>        glCallList(list1);
>
>        /* RenderEntireFrame */
>        {
>            /* RenderFrameBeforeData */
>            {
>                list2 = glGenLists(1);
>                glNewList(list2, GL_COMPILE);
>
>                /* Setup3DView */
>                {
>                    glMatrixMode(GL_PROJECTION);
>                    glLoadIdentity();
>                    glOrtho(-1.16333,1.16043,-1.03407,1.03701,9.19379,10.9708);
>                    glMatrixMode(GL_MODELVIEW);
>                    glViewport(24,0,802,705);
>                    glScissor(24,0,802,705);
>                    glEnable(GL_SCISSOR_TEST);
>                    glLoadIdentity();
>                    glLightModelf(GL_LIGHT_MODEL_TWO_SIDE,(GLfloat)1.0);
>                    {static GLfloat a[]={0,0,0,1}; glLightModelfv(GL_LIGHT_MODEL_AMBIENT,a);}
>                    glEnable(GL_LIGHT0);
>                    {static GLfloat a[]={0.25,0.25,0.25,1}; glLightfv(GL_LIGHT0,GL_AMBIENT,a);}
>                    {static GLfloat a[]={0.75,0.75,0.75,1}; glLightfv(GL_LIGHT0,GL_DIFFUSE,a);}
>                    {static GLfloat a[]={1,1,1,1}; glLightfv(GL_LIGHT0,GL_SPECULAR,a);}
>                    {static GLfloat a[]={0.4,0.4,0.4,1}; glMaterialfv(GL_FRONT_AND_BACK,GL_SPECULAR,a);}
>                    glMateriali(GL_FRONT_AND_BACK, GL_SHININESS, 13);
>                    {static GLfloat a[]={0.2,0.2,0.959166,0}; glLightfv(GL_LIGHT0,GL_POSITION,a);}
>                    glEnable(GL_COLOR_MATERIAL);
>                    glColorMaterial(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE);
>                    glFrontFace(GL_CCW);
>                    glRotated(0,0,0,1);
>                    glRotated(-71.4745,1,0,0);
>                    glRotated(224.926,0,0,1);
>                    glTranslated(-7.22896,-7.30547,-3.72175);
>                    glEnable(GL_DEPTH_TEST);
>                    glClear(GL_DEPTH_BUFFER_BIT);
>                    glEnable(GL_POLYGON_OFFSET_FILL);
>                    glPolygonOffset(1,1);
>                }
>
>                glEndList();
>                glCallList(list2);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>
>            /* RenderFrameData */
>            {
>                list3 = glGenLists(1);
>                glNewList(list3, GL_COMPILE);
>                glDepthMask(GL_FALSE);
>                glEnable(GL_BLEND);
>                glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
>                glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
>                glEnable(GL_LIGHTING);
>                glShadeModel(GL_SMOOTH);
>                glBegin(GL_POLYGON);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0,0.1);
>                {static GLfloat a[]={1,0,0,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0,1.1);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,1.1);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,0.1);
>                glEnd();
>                {static GLfloat a[]={0,0.823529,0,0.5}; glColor4fv(a);}
>                glBegin(GL_POLYGON);
>                glNormal3d(0,0,1);
>                glVertex3d(0,0,0);
>                glNormal3d(0,0,1);
>                glVertex3d(1,0,0);
>                glNormal3d(0,0,1);
>                glVertex3d(1,1,0);
>                glNormal3d(0,0,1);
>                glVertex3d(0,1,0);
>                glEnd();
>                glBegin(GL_POLYGON);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,0.1);
>                {static GLfloat a[]={1,0,0,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,0.5,1.1);
>                glNormal3d(-1,0,0);
>                glVertex3d(0,1,1.1);
>                {static GLfloat a[]={0,0.4,1,0.5}; glColor4fv(a);}
>                glNormal3d(-1,0,0);
>                glVertex3d(0,1,0.1);
>                glEnd();
>                glDepthMask(GL_TRUE);
>                glDisable(GL_BLEND);
>                glEndList();
>                glCallList(list3);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>
>            /* RenderFrameAfterData */
>            {
>                list4 = glGenLists(1);
>                glNewList(list4, GL_COMPILE);
>
>                /* Finish3DView */
>                {
>                    glDisable(GL_POLYGON_OFFSET_FILL);
>                    glDisable(GL_DEPTH_TEST);
>                }
>                glEndList();
>                glCallList(list4);
>                /* flushing */
>                {
>                    glFlush();
>                }
>            }
>        }
>
>        /* flushing */
>        {
>            glFlush();
>        }
>    }
>
>    glXSwapBuffers(X_Display, glXGetCurrentDrawable());
>    /* flushing */
>    {
>        glFlush();
>    }
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, None, NULL); */
>    /* WARNING: context changed but not yet support in log file! */
>    /* glXMakeCurrent(X_Display, XtWindow(DrawAreaWidget), *GLContextPtr); */
>    glDeleteLists(list2, 1);
>    glDeleteLists(list3, 1);
>    glDeleteLists(list4, 1);
>    glDeleteLists(list1, 1);
>    /* flushing */
>    {
>        glFinish();
>    }
>}
>

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Attachments on bug 18599: 20420

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