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principia/src/settings.cc

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#include <tms/core/tms.h>
#include "settings.hh"
#include <cmath>
#include "game.hh"
#ifdef BUILD_VALGRIND
#include <valgrind/valgrind.h>
#endif
#include <errno.h>
struct shadow_res {int x; int y;};
_settings settings;
// Set all graphics settings to their lowest for e.g. emscripten or valgrind
static void apply_very_bad_settings()
{
settings["num_workers"]->v.i = 0;
settings["ao_map_res"]->v.i = 256;
settings["shadow_quality"]->v.u8 = 0;
settings["shadow_map_resx"]->v.i = 256;
settings["shadow_map_resy"]->v.i = 256;
settings["shadow_map_precision"]->v.i = 0;
settings["postprocess"]->v.b = false;
settings["debug"]->v.b = false;
settings["enable_shadows"]->v.b = false;
settings["enable_bloom"]->v.b = false;
settings["enable_ao"]->v.b = false;
settings["render_edev_labels"]->v.b = false;
settings["hide_tips"]->v.b = true;
}
#ifdef TMS_BACKEND_EMSCRIPTEN
#define ENABLE_SHADOWS_DEFAULT false
#define ENABLE_AO_DEFAULT false
#define WINDOW_RESIZABLE_DEFAULT true
#else
#define ENABLE_SHADOWS_DEFAULT true
#define ENABLE_AO_DEFAULT true
#define WINDOW_RESIZABLE_DEFAULT false
#endif
#ifdef TMS_BACKEND_MOBILE
#define AO_MAP_RES_DEFAULT 256
#else
#define AO_MAP_RES_DEFAULT 512
#endif
#ifdef TMS_USE_GLES
#define GAMMA_CORRECT_DEFAULT false
#else
#define GAMMA_CORRECT_DEFAULT -1
#endif
void
_settings::init()
{
this->_data.clear();
/** -Graphics **/
this->add("debug", S_BOOL, false);
// Shadows
this->add("enable_shadows", S_BOOL, ENABLE_SHADOWS_DEFAULT);
this->add("shadow_quality", S_UINT8, 1);
this->add("swap_shadow_map", S_BOOL, false);
this->add("shadow_map_depth_texture", S_BOOL, -1);
this->add("shadow_map_precision", S_BOOL, -1);
// XXX: see git history
this->add("shadow_map_resx", S_INT32, 1280);
this->add("shadow_map_resy", S_INT32, 720);
// AO
this->add("enable_ao", S_BOOL, ENABLE_AO_DEFAULT);
this->add("ao_map_res", S_INT32, AO_MAP_RES_DEFAULT);
this->add("swap_ao_map", S_BOOL, true);
this->add("shadow_ao_combine", S_BOOL, 0);
// Postprocessing
this->add("postprocess", S_BOOL, false);
this->add("enable_bloom", S_BOOL, false);
this->add("discard_framebuffer",S_BOOL, -1);
this->add("gamma_correct", S_BOOL, GAMMA_CORRECT_DEFAULT);
// VSync
this->add("vsync", S_BOOL, true);
// Windowing settings
this->add("window_width", S_INT32, _tms.window_width);
this->add("window_height", S_INT32, _tms.window_height);
this->add("window_maximized", S_BOOL, false);
this->add("window_fullscreen", S_BOOL, false);
this->add("window_resizable", S_BOOL, WINDOW_RESIZABLE_DEFAULT);
this->add("autosave_screensize",S_BOOL, true);
// UI
this->add("uiscale", S_FLOAT, 1.3f);
this->add("render_gui", S_BOOL, true);
this->add("render_edev_labels", S_BOOL, true);
this->add("fv", S_INT32, 2); /* settings file version */
this->add("jail_cursor", S_BOOL, false);
this->add("smooth_cam", S_BOOL, false);
this->add("cam_speed_modifier", S_FLOAT, 1.f);
this->add("smooth_zoom", S_BOOL, false);
this->add("zoom_speed", S_FLOAT, 1.f);
this->add("smooth_menu", S_BOOL, true);
this->add("border_scroll_enabled", S_BOOL, true);
this->add("border_scroll_speed", S_FLOAT, 1.f);
this->add("menu_speed", S_FLOAT, 1.f);
this->add("always_reload_data", S_BOOL, false);
/* TODO: Add setting for enabling or disabling menu sliding */
/** -Player **/
this->add("widget_control_sensitivity", S_FLOAT, 1.5f);
this->add("rc_lock_cursor", S_BOOL, false);
this->add("control_type", S_UINT8, 1);
/** -Audio **/
this->add("volume", S_FLOAT, 1.0f, true);
this->add("muted", S_BOOL, false);
/** -Debug **/
this->add("display_object_id", S_BOOL, false);
this->add("display_grapher_value", S_BOOL, false);
this->add("display_wireless_frequency", S_BOOL, true);
this->add("emulate_touch", S_BOOL, false);
#ifdef TMS_BACKEND_MOBILE
this->add("touch_controls", S_BOOL, true);
#else
this->add("touch_controls", S_BOOL, false);
#endif
this->add("tutorial", S_UINT32, 0);
this->add("display_fps", S_UINT8, 0);
this->add("num_workers", S_UINT8, SDL_GetCPUCount());
tms_infof("num workers (real): %d", SDL_GetCPUCount());
this->add("dna_sandbox_back", S_BOOL, false);
this->add("hide_tips", S_BOOL, false);
this->add("first_adventure", S_BOOL, true);
this->add("score_ask_before_submitting", S_BOOL, false);
this->add("score_automatically_submit", S_BOOL, true);
this->add("has_opened_classic_puzzles", S_BOOL, false);
sprintf(this->filename, "%s/settings.ini", tms_storage_path());
FILE *fh;
if ((fh = fopen(this->filename, "r")) == NULL) {
if (errno == ENOENT) {
tms_infof("file doesn't exist, create it!");
this->save();
} else {
/* todo: is the dir Principia created before this is called? */
tms_infof("another error occured, no permissinos to the dir/file?");
}
} else {
fclose(fh);
}
}
bool
_settings::load(void)
{
FILE *fh = fopen(this->filename, "r");
if (!fh) {
tms_errorf("Unable to open settings file for reading.");
return false;
}
char buf[256];
while (fgets(buf, 256, fh) != NULL) {
if (strchr(buf, '=') == NULL) continue;
size_t sz = strlen(buf);
char key[64];
char val[64];
int k = 0;
bool on_key = true;
for (int i = 0; i < sz; ++i) {
if (buf[i] == '\n' || buf[i] == ' ') continue;
if (k == 62) {
if (on_key) {
key[k++] = '\0';
k = 0;
on_key = false;
}
else {
break;
}
}
if (buf[i] == '=') {
if (on_key) key[k++] = '\0';
k = 0;
on_key = false;
continue;
}
if (on_key) {
key[k++] = buf[i];
} else {
val[k++] = buf[i];
}
}
val[k] = '\0';
std::map<const char*, setting*>::iterator it = this->_data.find(key);
if (it != this->_data.end()) {
switch (it->second->type) {
case S_INT8:
it->second->v.i = (int8_t)strtol(val, NULL, 10);
break;
case S_INT32:
it->second->v.i = (int32_t)strtol(val, NULL, 10);
break;
case S_UINT8:
it->second->v.u8 = (uint8_t)strtoul(val, NULL, 10);
break;
case S_UINT32:
it->second->v.u32 = (uint32_t)strtoul(val, NULL, 10);
break;
case S_FLOAT:
if (it->second->clamp) {
it->second->v.f = tclampf(atof(val), 0.f, 1.f);
} else {
it->second->v.f = atof(val);
}
break;
case S_BOOL:
it->second->v.b = (int8_t)strtol(val, NULL, 10);
break;
default:
tms_fatalf("Unknown setting type: %d", it->second->type);
break;
}
} else {
tms_warnf("Unknown settings key: %s", key);
}
}
fclose(fh);
tms_infof("num workers (user): %d", settings["num_workers"]->v.i);
#ifdef BUILD_VALGRIND
if (RUNNING_ON_VALGRIND) {
tms_debugf("Running on valgrind, forcing settings to bad!");
apply_very_bad_settings();
}
#endif
return true;
}
bool
_settings::save(void)
{
#ifdef BUILD_VALGRIND
// don't save the shitty valgrind settings file
if (RUNNING_ON_VALGRIND) return true;
#endif
FILE *fh = fopen(this->filename, "w+");
if (!fh) {
tms_errorf("An error occured when attempting to open settings file.");
return false;
}
for (std::map<const char*, setting*>::iterator it = this->_data.begin();
it != this->_data.end(); ++it) {
switch (it->second->type) {
case S_INT8:
fprintf(fh, "%s=%d\n", it->first, it->second->v.i8);
break;
case S_INT32:
fprintf(fh, "%s=%d\n", it->first, it->second->v.i);
break;
case S_UINT8:
fprintf(fh, "%s=%u\n", it->first, it->second->v.u8);
break;
case S_UINT32:
fprintf(fh, "%s=%u\n", it->first, it->second->v.u32);
break;
case S_FLOAT:
fprintf(fh, "%s=%f\n", it->first, it->second->v.f);
break;
case S_BOOL:
fprintf(fh, "%s=%d\n", it->first, it->second->v.b);
break;
default:
tms_fatalf("Unknown setting type: %d", it->second->type);
break;
}
}
fclose(fh);
return true;
}
void
_settings::clean(void)
{
}
_settings::~_settings()
{
for (std::map<const char*, setting*>::iterator it = this->_data.begin();
it != this->_data.end(); ++it) {
delete it->second;
}
}
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