diff options
Diffstat (limited to 'progs/slang/framework.c')
-rw-r--r-- | progs/slang/framework.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/progs/slang/framework.c b/progs/slang/framework.c new file mode 100644 index 0000000000..80ee37f637 --- /dev/null +++ b/progs/slang/framework.c @@ -0,0 +1,144 @@ +#include "framework.h" + +/* + * GL_ARB_multitexture + */ +PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB; +PFNGLMULTITEXCOORD4FVARBPROC glMultiTexCoord4fvARB; + +/* + * GL_ARB_shader_objects + */ +PFNGLDELETEOBJECTARBPROC glDeleteObjectARB; +PFNGLGETHANDLEARBPROC glGetHandleARB; +PFNGLDETACHOBJECTARBPROC glDetachObjectARB; +PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB; +PFNGLSHADERSOURCEARBPROC glShaderSourceARB; +PFNGLCOMPILESHADERARBPROC glCompileShaderARB; +PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB; +PFNGLATTACHOBJECTARBPROC glAttachObjectARB; +PFNGLLINKPROGRAMARBPROC glLinkProgramARB; +PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB; +PFNGLGETOBJECTPARAMETERIVARBPROC glGetObjectParameterivARB; +PFNGLGETINFOLOGARBPROC glGetInfoLogARB; +PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB; + +/* + * GL_ARB_vertex_shader + */ +PFNGLVERTEXATTRIB4FVARBPROC glVertexAttrib4fvARB; +PFNGLVERTEXATTRIBPOINTERARBPROC glVertexAttribPointerARB; +PFNGLENABLEVERTEXATTRIBARRAYARBPROC glEnableVertexAttribArrayARB; +PFNGLDISABLEVERTEXATTRIBARRAYARBPROC glDisableVertexAttribArrayARB; +PFNGLBINDATTRIBLOCATIONARBPROC glBindAttribLocationARB; +PFNGLGETATTRIBLOCATIONARBPROC glGetAttribLocationARB; + +/* + * GL_EXT_fog_coord + */ +PFNGLFOGCOORDFVEXTPROC glFogCoordfvEXT; +PFNGLFOGCOORDPOINTEREXTPROC glFogCoordPointerEXT; + +/* + * GL_EXT_secondary_color + */ +PFNGLSECONDARYCOLOR3FVEXTPROC glSecondaryColor3fvEXT; +PFNGLSECONDARYCOLORPOINTEREXTPROC glSecondaryColorPointerEXT; + +static void Display (void) +{ + glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + RenderScene (); + glutSwapBuffers (); +} + +static void Idle (void) +{ + glutPostRedisplay (); +} + +void InitFramework (int *argc, char *argv[]) +{ + glutInit (argc, argv); + glutInitWindowPosition (0, 0); + glutInitWindowSize (200, 200); + glutInitDisplayMode (GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); + glutCreateWindow (argv[0]); + + GETPROCADDR(glClientActiveTextureARB, PFNGLCLIENTACTIVETEXTUREARBPROC); + GETPROCADDR(glMultiTexCoord4fvARB, PFNGLMULTITEXCOORD4FVARBPROC); + + GETPROCADDR(glDeleteObjectARB, PFNGLDELETEOBJECTARBPROC); + GETPROCADDR(glGetHandleARB, PFNGLGETHANDLEARBPROC); + GETPROCADDR(glDetachObjectARB, PFNGLDETACHOBJECTARBPROC); + GETPROCADDR(glCreateShaderObjectARB, PFNGLCREATESHADEROBJECTARBPROC); + GETPROCADDR(glShaderSourceARB, PFNGLSHADERSOURCEARBPROC); + GETPROCADDR(glCompileShaderARB, PFNGLCOMPILESHADERARBPROC); + GETPROCADDR(glCreateProgramObjectARB, PFNGLCREATEPROGRAMOBJECTARBPROC); + GETPROCADDR(glAttachObjectARB, PFNGLATTACHOBJECTARBPROC); + GETPROCADDR(glLinkProgramARB, PFNGLLINKPROGRAMARBPROC); + GETPROCADDR(glUseProgramObjectARB, PFNGLUSEPROGRAMOBJECTARBPROC); + GETPROCADDR(glGetObjectParameterivARB, PFNGLGETOBJECTPARAMETERIVARBPROC); + GETPROCADDR(glGetInfoLogARB, PFNGLGETINFOLOGARBPROC); + GETPROCADDR(glGetUniformLocationARB, PFNGLGETUNIFORMLOCATIONARBPROC); + + GETPROCADDR(glVertexAttrib4fvARB, PFNGLVERTEXATTRIB4FVARBPROC); + GETPROCADDR(glVertexAttribPointerARB, PFNGLVERTEXATTRIBPOINTERARBPROC); + GETPROCADDR(glEnableVertexAttribArrayARB, PFNGLENABLEVERTEXATTRIBARRAYARBPROC); + GETPROCADDR(glDisableVertexAttribArrayARB, PFNGLDISABLEVERTEXATTRIBARRAYARBPROC); + GETPROCADDR(glBindAttribLocationARB, PFNGLBINDATTRIBLOCATIONARBPROC); + GETPROCADDR(glGetAttribLocationARB, PFNGLGETATTRIBLOCATIONARBPROC); + + GETPROCADDR(glFogCoordfvEXT, PFNGLFOGCOORDFVEXTPROC); + GETPROCADDR(glFogCoordPointerEXT, PFNGLFOGCOORDPOINTEREXTPROC); + + GETPROCADDR(glSecondaryColor3fvEXT, PFNGLSECONDARYCOLOR3FVEXTPROC); + GETPROCADDR(glSecondaryColorPointerEXT, PFNGLSECONDARYCOLORPOINTEREXTPROC); + + printf ("VENDOR: %s\n", glGetString (GL_VENDOR)); + printf ("RENDERER: %s\n", glGetString (GL_RENDERER)); + + InitScene (); + + /*glutReshapeFunc (Reshape); + glutKeyboardFunc (Key); + glutSpecialFunc (SpecialKey);*/ + glutDisplayFunc (Display); + glutIdleFunc (Idle); + glutMainLoop (); +} + +GLboolean CheckObjectStatus (GLhandleARB handle) +{ + GLint type, status, length; + GLcharARB *infolog; + + glGetObjectParameterivARB (handle, GL_OBJECT_TYPE_ARB, &type); + if (type == GL_SHADER_OBJECT_ARB) + glGetObjectParameterivARB (handle, GL_OBJECT_COMPILE_STATUS_ARB, &status); + else if (type == GL_PROGRAM_OBJECT_ARB) + glGetObjectParameterivARB (handle, GL_OBJECT_LINK_STATUS_ARB, &status); + else { + assert (0); + return GL_FALSE; + } + + if (status) + return GL_TRUE; + + printf ("\n%s FAILED. INFO LOG FOLLOWS:\n", + type == GL_SHADER_OBJECT_ARB ? "SHADER COMPILE" : "PROGRAM LINK"); + + glGetObjectParameterivARB (handle, GL_OBJECT_INFO_LOG_LENGTH_ARB, &length); + infolog = (GLcharARB *) (malloc (length)); + if (infolog != NULL) { + glGetInfoLogARB (handle, length, NULL, infolog); + printf ("%s", infolog); + free (infolog); + } + + printf ("\n"); + + return GL_FALSE; +} + |