/* * Copyright 2001 Marcus Meissner * Copyright 2017 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #include <stdarg.h> #include "windef.h" #include "winbase.h" #include "wine/wgl.h" #include "wine/glu.h" #include "wine/library.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(glu); static const struct { GLuint err; const char *str; } errors[] = { { GL_NO_ERROR, "no error" }, { GL_INVALID_ENUM, "invalid enumerant" }, { GL_INVALID_VALUE, "invalid value" }, { GL_INVALID_OPERATION, "invalid operation" }, { GL_STACK_OVERFLOW, "stack overflow" }, { GL_STACK_UNDERFLOW, "stack underflow" }, { GL_OUT_OF_MEMORY, "out of memory" }, { GL_TABLE_TOO_LARGE, "table too large" }, { GL_INVALID_FRAMEBUFFER_OPERATION_EXT, "invalid framebuffer operation" }, { GLU_INVALID_ENUM, "invalid enumerant" }, { GLU_INVALID_VALUE, "invalid value" }, { GLU_OUT_OF_MEMORY, "out of memory" }, { GLU_INCOMPATIBLE_GL_VERSION, "incompatible gl version" }, { GLU_TESS_ERROR1, "gluTessBeginPolygon() must precede a gluTessEndPolygon()" }, { GLU_TESS_ERROR2, "gluTessBeginContour() must precede a gluTessEndContour()" }, { GLU_TESS_ERROR3, "gluTessEndPolygon() must follow a gluTessBeginPolygon()" }, { GLU_TESS_ERROR4, "gluTessEndContour() must follow a gluTessBeginContour()" }, { GLU_TESS_ERROR5, "a coordinate is too large" }, { GLU_TESS_ERROR6, "need combine callback" }, { GLU_NURBS_ERROR1, "spline order un-supported" }, { GLU_NURBS_ERROR2, "too few knots" }, { GLU_NURBS_ERROR3, "valid knot range is empty" }, { GLU_NURBS_ERROR4, "decreasing knot sequence knot" }, { GLU_NURBS_ERROR5, "knot multiplicity greater than order of spline" }, { GLU_NURBS_ERROR6, "gluEndCurve() must follow gluBeginCurve()" }, { GLU_NURBS_ERROR7, "gluBeginCurve() must precede gluEndCurve()" }, { GLU_NURBS_ERROR8, "missing or extra geometric data" }, { GLU_NURBS_ERROR9, "can't draw piecewise linear trimming curves" }, { GLU_NURBS_ERROR10, "missing or extra domain data" }, { GLU_NURBS_ERROR11, "missing or extra domain data" }, { GLU_NURBS_ERROR12, "gluEndTrim() must precede gluEndSurface()" }, { GLU_NURBS_ERROR13, "gluBeginSurface() must precede gluEndSurface()" }, { GLU_NURBS_ERROR14, "curve of improper type passed as trim curve" }, { GLU_NURBS_ERROR15, "gluBeginSurface() must precede gluBeginTrim()" }, { GLU_NURBS_ERROR16, "gluEndTrim() must follow gluBeginTrim()" }, { GLU_NURBS_ERROR17, "gluBeginTrim() must precede gluEndTrim()" }, { GLU_NURBS_ERROR18, "invalid or missing trim curve" }, { GLU_NURBS_ERROR19, "gluBeginTrim() must precede gluPwlCurve()" }, { GLU_NURBS_ERROR20, "piecewise linear trimming curve referenced twice" }, { GLU_NURBS_ERROR21, "piecewise linear trimming curve and nurbs curve mixed" }, { GLU_NURBS_ERROR22, "improper usage of trim data type" }, { GLU_NURBS_ERROR23, "nurbs curve referenced twice" }, { GLU_NURBS_ERROR24, "nurbs curve and piecewise linear trimming curve mixed" }, { GLU_NURBS_ERROR25, "nurbs surface referenced twice" }, { GLU_NURBS_ERROR26, "invalid property" }, { GLU_NURBS_ERROR27, "gluEndSurface() must follow gluBeginSurface()" }, { GLU_NURBS_ERROR28, "intersecting or misoriented trim curves" }, { GLU_NURBS_ERROR29, "intersecting trim curves" }, { GLU_NURBS_ERROR30, "UNUSED" }, { GLU_NURBS_ERROR31, "unconnected trim curves" }, { GLU_NURBS_ERROR32, "unknown knot error" }, { GLU_NURBS_ERROR33, "negative vertex count encountered" }, { GLU_NURBS_ERROR34, "negative byte-stride encountered" }, { GLU_NURBS_ERROR35, "unknown type descriptor" }, { GLU_NURBS_ERROR36, "null control point reference" }, { GLU_NURBS_ERROR37, "duplicate point on piecewise linear trimming curve" }, }; #define NB_ERRORS (sizeof(errors) / sizeof(errors[0])) typedef void (*_GLUfuncptr)(void); static void (*p_gluBeginCurve)( GLUnurbs* nurb ); static void (*p_gluBeginSurface)( GLUnurbs* nurb ); static void (*p_gluBeginTrim)( GLUnurbs* nurb ); static void (*p_gluDeleteNurbsRenderer)( GLUnurbs* nurb ); static void (*p_gluEndCurve)( GLUnurbs* nurb ); static void (*p_gluEndSurface)( GLUnurbs* nurb ); static void (*p_gluEndTrim)( GLUnurbs* nurb ); static void (*p_gluGetNurbsProperty)( GLUnurbs* nurb, GLenum property, GLfloat* data ); static void (*p_gluLoadSamplingMatrices)( GLUnurbs* nurb, const GLfloat *model, const GLfloat *perspective, const GLint *view ); static GLUnurbs* (*p_gluNewNurbsRenderer)(void); static void (*p_gluNurbsCallback)( GLUnurbs* nurb, GLenum which, _GLUfuncptr CallBackFunc ); static void (*p_gluNurbsCurve)( GLUnurbs* nurb, GLint knotCount, GLfloat *knots, GLint stride, GLfloat *control, GLint order, GLenum type ); static void (*p_gluNurbsProperty)( GLUnurbs* nurb, GLenum property, GLfloat value ); static void (*p_gluNurbsSurface)( GLUnurbs* nurb, GLint sKnotCount, GLfloat* sKnots, GLint tKnotCount, GLfloat* tKnots, GLint sStride, GLint tStride, GLfloat* control, GLint sOrder, GLint tOrder, GLenum type ); static void (*p_gluPwlCurve)( GLUnurbs* nurb, GLint count, GLfloat* data, GLint stride, GLenum type ); static void *libglu_handle; static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT; static BOOL WINAPI load_libglu( INIT_ONCE *once, void *param, void **context ) { #ifdef SONAME_LIBGLU char error[256]; if ((libglu_handle = wine_dlopen( SONAME_LIBGLU, RTLD_NOW, error, sizeof(error) ))) TRACE( "loaded %s\n", SONAME_LIBGLU ); else ERR( "Failed to load %s: %s\n", SONAME_LIBGLU, error ); #else ERR( "libGLU is needed but support was not included at build time\n" ); #endif return libglu_handle != NULL; } static void *load_glufunc( const char *name ) { void *ret; if (!InitOnceExecuteOnce( &init_once, load_libglu, NULL, NULL )) return NULL; if (!(ret = wine_dlsym( libglu_handle, name, NULL, 0 ))) ERR( "Can't find %s\n", name ); return ret; } #define LOAD_FUNCPTR(f) (p_##f || (p_##f = load_glufunc( #f ))) /*********************************************************************** * gluErrorString (GLU32.@) */ const GLubyte * WINAPI wine_gluErrorString( GLenum errCode ) { unsigned int i; for (i = 0; i < NB_ERRORS; i++) if (errors[i].err == errCode) return (const GLubyte *)errors[i].str; return NULL; } /*********************************************************************** * gluErrorUnicodeStringEXT (GLU32.@) */ const WCHAR * WINAPI wine_gluErrorUnicodeStringEXT( GLenum errCode ) { static WCHAR errorsW[NB_ERRORS][64]; unsigned int i, j; for (i = 0; i < NB_ERRORS; i++) { if (errors[i].err != errCode) continue; if (!errorsW[i][0]) /* errors use only ASCII, do a simple mapping */ for (j = 0; errors[i].str[j]; j++) errorsW[i][j] = (WCHAR)errors[i].str[j]; return errorsW[i]; } return NULL; } /*********************************************************************** * gluNewNurbsRenderer (GLU32.@) */ GLUnurbs * WINAPI wine_gluNewNurbsRenderer(void) { if (!LOAD_FUNCPTR( gluNewNurbsRenderer )) return NULL; return p_gluNewNurbsRenderer(); } /*********************************************************************** * gluDeleteNurbsRenderer (GLU32.@) */ void WINAPI wine_gluDeleteNurbsRenderer( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluDeleteNurbsRenderer )) return; p_gluDeleteNurbsRenderer( nobj ); } /*********************************************************************** * gluLoadSamplingMatrices (GLU32.@) */ void WINAPI wine_gluLoadSamplingMatrices( GLUnurbs *nobj, const GLfloat modelMatrix[16], const GLfloat projMatrix[16], const GLint viewport[4] ) { if (!LOAD_FUNCPTR( gluLoadSamplingMatrices )) return; p_gluLoadSamplingMatrices( nobj, modelMatrix, projMatrix, viewport ); } /*********************************************************************** * gluNurbsProperty (GLU32.@) */ void WINAPI wine_gluNurbsProperty( GLUnurbs *nobj, GLenum property, GLfloat value ) { if (!LOAD_FUNCPTR( gluNurbsProperty )) return; p_gluNurbsProperty( nobj, property, value ); } /*********************************************************************** * gluGetNurbsProperty (GLU32.@) */ void WINAPI wine_gluGetNurbsProperty( GLUnurbs *nobj, GLenum property, GLfloat *value ) { if (!LOAD_FUNCPTR( gluGetNurbsProperty )) return; p_gluGetNurbsProperty( nobj, property, value ); } /*********************************************************************** * gluBeginCurve (GLU32.@) */ void WINAPI wine_gluBeginCurve( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluBeginCurve )) return; p_gluBeginCurve( nobj ); } /*********************************************************************** * gluEndCurve (GLU32.@) */ void WINAPI wine_gluEndCurve( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluEndCurve )) return; p_gluEndCurve( nobj ); } /*********************************************************************** * gluNurbsCurve (GLU32.@) */ void WINAPI wine_gluNurbsCurve( GLUnurbs *nobj, GLint nknots, GLfloat *knot, GLint stride, GLfloat *ctlarray, GLint order, GLenum type ) { if (!LOAD_FUNCPTR( gluNurbsCurve )) return; p_gluNurbsCurve( nobj, nknots, knot, stride, ctlarray, order, type ); } /*********************************************************************** * gluBeginSurface (GLU32.@) */ void WINAPI wine_gluBeginSurface( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluBeginSurface )) return; p_gluBeginSurface( nobj ); } /*********************************************************************** * gluEndSurface (GLU32.@) */ void WINAPI wine_gluEndSurface( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluEndSurface )) return; p_gluEndSurface( nobj ); } /*********************************************************************** * gluNurbsSurface (GLU32.@) */ void WINAPI wine_gluNurbsSurface( GLUnurbs *nobj, GLint sknot_count, float *sknot, GLint tknot_count, GLfloat *tknot, GLint s_stride, GLint t_stride, GLfloat *ctlarray, GLint sorder, GLint torder, GLenum type ) { if (!LOAD_FUNCPTR( gluNurbsSurface )) return; p_gluNurbsSurface( nobj, sknot_count, sknot, tknot_count, tknot, s_stride, t_stride, ctlarray, sorder, torder, type ); } /*********************************************************************** * gluBeginTrim (GLU32.@) */ void WINAPI wine_gluBeginTrim( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluBeginTrim )) return; p_gluBeginTrim( nobj ); } /*********************************************************************** * gluEndTrim (GLU32.@) */ void WINAPI wine_gluEndTrim( GLUnurbs *nobj ) { if (!LOAD_FUNCPTR( gluEndTrim )) return; p_gluEndTrim( nobj ); } /*********************************************************************** * gluPwlCurve (GLU32.@) */ void WINAPI wine_gluPwlCurve( GLUnurbs *nobj, GLint count, GLfloat *array, GLint stride, GLenum type ) { if (!LOAD_FUNCPTR( gluPwlCurve )) return; p_gluPwlCurve( nobj, count, array, stride, type ); } /*********************************************************************** * gluNurbsCallback (GLU32.@) */ void WINAPI wine_gluNurbsCallback( GLUnurbs *nobj, GLenum which, void (CALLBACK *fn)(void) ) { if (!LOAD_FUNCPTR( gluNurbsCallback )) return; /* FIXME: callback calling convention */ p_gluNurbsCallback( nobj, which, (_GLUfuncptr)fn ); } /*********************************************************************** * gluGetString (GLU32.@) */ const GLubyte * WINAPI wine_gluGetString( GLenum name ) { switch (name) { case GLU_VERSION: return (const GLubyte *)"1.2.2.0 Microsoft Corporation"; /* sic */ case GLU_EXTENSIONS: return (const GLubyte *)""; } return NULL; } /*********************************************************************** * gluCheckExtension (GLU32.@) */ GLboolean WINAPI wine_gluCheckExtension( const GLubyte *extName, const GLubyte *extString ) { const char *list = (const char *)extString; const char *ext = (const char *)extName; size_t len = strlen( ext ); while (list) { while (*list == ' ') list++; if (!strncmp( list, ext, len ) && (!list[len] || list[len] == ' ')) return GLU_TRUE; list = strchr( list, ' ' ); } return GLU_FALSE; }