/**

 * MojoShader; generate shader programs from bytecode of compiled

 *  Direct3D shaders.

 *

 * Please see the file LICENSE.txt in the source's root directory.

 *

 *  This file written by Ryan C. Gordon.

 */

#include <stdio.h>

#include "mojoshader.h"

#include "SDL.h"

static void *lookup(const char *fnname, void *unused)

{

    (void) unused;

    return SDL_GL_GetProcAddress(fnname);

} // lookup

static int check_available(void)

{

    const char **avail = NULL;

    int total = MOJOSHADER_glAvailableProfiles(lookup, NULL, NULL, 0);

    if (total > 0)

    {

        avail = (const char **) alloca(sizeof (const char *) * total);

        total = MOJOSHADER_glAvailableProfiles(lookup, NULL, avail, total);

    } // if

    if (total <= 0)

        fprintf(stderr, "No profiles available.\n");

    else

    {

        int i;

        for (i = 0; i < total; i++)

        {

            printf("%s (Shader Model %d)\n", avail[i],

                   MOJOSHADER_maxShaderModel(avail[i]));

        } // for

    } // else

    return 0;

} // check_available

int main(int argc, char **argv)

{

    int retval = 1;

    #if 0

    printf("MojoShader availableprofile\n");

    printf("Compiled against changeset %s\n", MOJOSHADER_CHANGESET);

    printf("Linked against changeset %s\n", MOJOSHADER_changeset());

    printf("\n");

    #endif

    if (SDL_Init(SDL_INIT_VIDEO) == -1)

        fprintf(stderr, "SDL_Init(SDL_INIT_VIDEO) error: %s\n", SDL_GetError());

    else

    {

        SDL_GL_LoadLibrary(NULL);

        if (SDL_SetVideoMode(640, 480, 0, SDL_OPENGL) == NULL)

            fprintf(stderr, "SDL_SetVideoMode() error: %s\n", SDL_GetError());

        else

            retval = check_available();

        SDL_Quit();

    } // else

    return retval;

} // main

// end of availableprofiles.c ...