1 files changed, 145 insertions, 0 deletions
diff --git a/src/configuration/settings.c b/src/configuration/settings.c
new file mode 100644
index 0000000..67602a9
--- /dev/null
+++ b/src/configuration/settings.c
@@ -0,0 +1,145 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+#include "base/util.h"
+#include "game/gltron.h"
+#include "filesystem/path.h"
+
+#define BUFSIZE 100
+#define MAX_VAR_NAME_LEN 64
+
+void checkSettings(void) {
+  /* sanity check: speed, grid_size */
+  if(getSettingf("speed") <= 0) {
+    fprintf(stderr, "[gltron] sanity check failed: speed = %.2ff\n",
+	    getSettingf("speed"));
+    setSettingf("speed", 6.0);
+    fprintf(stderr, "[gltron] reset speed: speed = %.2f\n",
+	    getSettingf("speed"));
+  }
+  if(getSettingi("grid_size") % 8) {
+    fprintf(stderr, "[gltron] sanity check failed: grid_size %% 8 != 0: "
+	    "grid_size = %d\n", getSettingi("grid_size"));
+    setSettingi("grid_size", 240);
+    fprintf(stderr, "[gltron] reset grid_size: grid_size = %d\n",
+	    getSettingi("grid_size"));
+  }
+}
+
+void saveSettings(void) {
+	char *script;
+	script = getPath(PATH_SCRIPTS, "save.lua");
+	scripting_RunFile(script);
+	free(script);
+
+#ifdef WIN32
+	scripting_RunFormat("writeto(\"%s\")", "gltron.ini");
+#else
+	{
+		char *path = getPossiblePath(PATH_PREFERENCES, RC_NAME);
+		if(path == NULL)
+			return;
+		scripting_RunFormat("writeto(\"%s\")", path);
+		free(path);
+	}
+#endif
+
+	scripting_Run("save()");
+	scripting_Run("write \"save_completed = 1\\n\"");
+	scripting_Run("writeto()"); // select stdout again
+}
+
+int getSettingi(const char *name) {
+	return (int) getSettingf(name);
+}
+
+int getVideoSettingi(const char *name) {
+	return (int) getVideoSettingf(name);
+}
+
+float getSettingf(const char *name) {
+  float value;
+  if( scripting_GetGlobal("settings", name, NULL) ) {
+    /* does not exit, return default */
+    fprintf(stderr, "error accessing setting '%s'!\n", name);
+    assert(0);
+    return 0;
+  }
+	if( scripting_GetFloatResult(&value) ) {
+		fprintf(stderr, "error reading setting '%s'!\n", name);
+		assert(0);
+		return 0;
+	}
+	return value;
+}
+
+float getVideoSettingf(const char *name) {
+  float value;
+  if( scripting_GetGlobal("video", "settings", name, NULL) ) {
+    /* does not exit, return default */
+    fprintf(stderr, "error accessing setting '%s'!\n", name);
+    assert(0);
+    return 0;
+  }
+	if( scripting_GetFloatResult(&value) ) {
+		fprintf(stderr, "error reading setting '%s'!\n", name);
+		assert(0);
+		return 0;
+	}
+	return value;
+}
+
+int isSetting(const char *name) {
+	scripting_GetGlobal("settings", name, NULL);
+	return ! scripting_IsNilResult();
+}
+
+void setSettingf(const char *name, float f) {
+  scripting_SetFloat( f, name, "settings", NULL );
+}
+
+void setSettingi(const char *name, int i) {
+	setSettingf(name, (float)i);
+}
+
+void updateSettingsCache(void) {
+  /* cache lua settings that don't change during play */
+  gSettingsCache.use_stencil = getSettingi("use_stencil");
+  gSettingsCache.show_scores = getSettingi("show_scores");
+  gSettingsCache.show_ai_status = getSettingi("show_ai_status");
+  gSettingsCache.ai_level = getSettingi("ai_level");
+  gSettingsCache.show_fps = getSettingi("show_fps");
+  gSettingsCache.show_console = getSettingi("show_console");
+  gSettingsCache.softwareRendering = getSettingi("softwareRendering");
+  gSettingsCache.line_spacing = getSettingi("line_spacing");
+  gSettingsCache.alpha_trails = getSettingi("alpha_trails");
+  gSettingsCache.antialias_lines = getSettingi("antialias_lines");
+  gSettingsCache.turn_cycle = getSettingi("turn_cycle"); 
+  gSettingsCache.light_cycles = getSettingi("light_cycles"); 
+  gSettingsCache.lod = getSettingi("lod"); 
+  gSettingsCache.fov = getSettingi("fov"); 
+
+  gSettingsCache.show_floor_texture = getVideoSettingi("show_floor_texture");
+  gSettingsCache.show_skybox = getVideoSettingi("show_skybox"); 
+  gSettingsCache.show_wall = getVideoSettingi("show_wall");
+  gSettingsCache.stretch_textures = getVideoSettingi("stretch_textures"); 
+  gSettingsCache.show_decals = getVideoSettingi("show_decals");
+
+  gSettingsCache.show_impact = getSettingi("show_impact");
+  gSettingsCache.show_glow = getSettingi("show_glow"); 
+  gSettingsCache.show_recognizer = getSettingi("show_recognizer");
+
+  gSettingsCache.fast_finish = getSettingi("fast_finish");
+  gSettingsCache.fov = getSettingf("fov");
+  gSettingsCache.znear = getSettingf("znear");
+  gSettingsCache.camType = getSettingi("camType");
+  gSettingsCache.playEffects = getSettingi("playEffects");
+  gSettingsCache.playMusic = getSettingi("playMusic");
+	gSettingsCache.map_ratio_w = getSettingf("map_ratio_w");
+	gSettingsCache.map_ratio_h = getSettingf("map_ratio_h");
+
+	scripting_GetGlobal("clear_color", NULL);
+  scripting_GetFloatArrayResult(gSettingsCache.clear_color, 4);
+}