void rarch_load_shader(unsigned slot, const char *path)
{
#if defined(HAVE_HLSL)
hlsl_load_shader(slot, path);
#elif defined(HAVE_CG) && defined(HAVE_OPENGL)
gl_cg_load_shader(slot, path);
#else
RARCH_WARN("Shader support is not implemented for this build.\n");
#endif
#if defined(HAVE_HLSL) || defined(HAVE_CG)
if (g_console.info_msg_enable)
rarch_settings_msg(S_MSG_SHADER_LOADING_SUCCEEDED, S_DELAY_180);
#endif
}
static bool gl_cg_load_preset(void *data, const char *path)
{
unsigned i;
config_file_t *conf = NULL;
cg_shader_data_t *cg_data = (cg_shader_data_t*)data;
if (!gl_cg_load_stock(cg_data))
return false;
RARCH_LOG("Loading Cg meta-shader: %s\n", path);
conf = config_file_new(path);
if (!conf)
{
RARCH_ERR("Failed to load preset.\n");
return false;
}
cg_data->shader = (struct video_shader*)calloc(1, sizeof(*cg_data->shader));
if (!cg_data->shader)
{
config_file_free(conf);
return false;
}
if (!video_shader_read_conf_cgp(conf, cg_data->shader))
{
RARCH_ERR("Failed to parse CGP file.\n");
config_file_free(conf);
return false;
}
video_shader_resolve_relative(cg_data->shader, path);
video_shader_resolve_parameters(conf, cg_data->shader);
config_file_free(conf);
if (cg_data->shader->passes > GFX_MAX_SHADERS - 3)
{
RARCH_WARN("Too many shaders ... Capping shader amount to %d.\n",
GFX_MAX_SHADERS - 3);
cg_data->shader->passes = GFX_MAX_SHADERS - 3;
}
for (i = 0; i < cg_data->shader->passes; i++)
if (*cg_data->shader->pass[i].alias)
snprintf(cg_data->cg_alias_define[i],
sizeof(cg_data->cg_alias_define[i]),
"-D%s_ALIAS",
cg_data->shader->pass[i].alias);
for (i = 0; i < cg_data->shader->passes; i++)
{
if (!gl_cg_load_shader(cg_data, i))
{
RARCH_ERR("Failed to load shaders ...\n");
return false;
}
}
if (!gl_load_luts(cg_data->shader, cg_data->lut_textures))
{
RARCH_ERR("Failed to load lookup textures ...\n");
return false;
}
if (!gl_cg_load_imports(cg_data))
{
RARCH_ERR("Failed to load imports ...\n");
return false;
}
return true;
}
