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dont draw stars and moon at all during the day, only fade all celestial objects and cloud on dawn and dusk (performance optimization)

stable-5.3
Tobias Zwick 2012-10-30 00:48:50 +01:00
parent d2bd18b7d8
commit 374f398ad4
2 changed files with 70 additions and 27 deletions
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95
planet/Objects.ocd/Environment.ocd/Time.ocd/Script.c
View File

@ -130,28 +130,59 @@ protected func FxIntTimeCycleTimer(object target)
return 1;
}
// Adjusts the sky, celestial and others to the current time. Use SetTime() at runtime, not this.
private func AdjustToTime()
private func onSunriseEnd()
{
var skyshade = [0,0,0,0]; //R,G,B,A
// next moon phase
var satellite = FindObject(Find_ID(Moon));
if(satellite)
satellite->NextMoonPhase();
// hide celestial objects, they will not be drawn during the day
for (var celestial in FindObjects(Find_Func("IsCelestial")))
celestial.Visibility = VIS_None;
}
private func onSunsetStart()
{
// show celestial objects
for (var celestial in FindObjects(Find_Func("IsCelestial")))
celestial.Visibility = VIS_All;
}
private func doSkyShade()
{
// first determine the time phase we are in
var sunrise, sunset, night, day;
sunrise = sunset = night = day = false;
if (Inside(time, time_set["SunriseStart"], time_set["SunriseEnd"]))
sunrise = true;
else if(Inside(time, time_set["SunriseEnd"], time_set["SunsetStart"]))
day = true;
else if(Inside(time, time_set["SunsetStart"], time_set["SunsetEnd"]))
sunset = true;
else
night = true;
var skyshade = [0,0,0,0]; //R,G,B,A
var nightcolour = [10,25,40]; // default darkest-night colour
var daycolour = [255,255,255];
var sunsetcolour = [140,45,10];
var sunrisecolour = [140,100,70];
// Darkness of night dependent on the moon-phase
var satellite = FindObject(Find_ID(Moon));
if(satellite){
var lightness = satellite->GetMoonLightness();
nightcolour = [ 6 * lightness / 100, 8 + 25 * lightness / 100, 15 + 60 * lightness / 100 ];
if (Abs(time - time_set["SunriseEnd"]) <= advance_seconds_per_tick)
satellite->NextMoonPhase();
if (!day)
{
// Darkness of night dependent on the moon-phase
var satellite = FindObject(Find_ID(Moon));
if(satellite)
{
var lightness = satellite->GetMoonLightness();
nightcolour = [ 6 * lightness / 100, 8 + 25 * lightness / 100, 15 + 60 * lightness / 100 ];
}
}
// Sunrise
if (Inside(time, time_set["SunriseStart"], time_set["SunriseEnd"]))
if (sunrise)
{
var time_since_sunrise = time - time_set["SunriseStart"];
// progress in 0..1800
@ -166,10 +197,10 @@ private func AdjustToTime()
skyshade[i] = Min(255,dayfade + nightfade + sunrisefade);
}
skyshade[3] = Min(255,progress);
skyshade[3] = Min(255,progress/2);
}
// Day
else if (Inside(time, time_set["SunriseEnd"], time_set["SunsetStart"]))
else if (day)
{
skyshade[0] = 255;
skyshade[1] = 255;
@ -178,7 +209,7 @@ private func AdjustToTime()
skyshade[3] = 255;
}
// Sunset
else if (Inside(time, time_set["SunsetStart"], time_set["SunsetEnd"]))
else if (sunset)
{
var time_since_sunset = time - time_set["SunsetStart"];
// progress in 0..1800
@ -193,10 +224,10 @@ private func AdjustToTime()
skyshade[i] = Min(255,dayfade + nightfade + sunsetfade);
}
skyshade[3] = Min(255,1800-progress);
skyshade[3] = Min(255,900-progress/2);
}
// Night
else if (time > time_set["SunsetEnd"] || time < time_set["SunriseStart"])
else if (night)
{
skyshade[0] = nightcolour[0];
skyshade[1] = nightcolour[1];
@ -208,16 +239,28 @@ private func AdjustToTime()
// Shade sky.
SetSkyAdjust(RGB(skyshade[0], skyshade[1], skyshade[2]));
// Adjust celestial objects.
for (var celestial in FindObjects(Find_Func("IsCelestial")))
celestial->SetObjAlpha(255 - skyshade[3]);
// Adjust clouds
for(var cloud in FindObjects(Find_ID(Cloud))){
cloud->SetLightingShade(255 - skyshade[2]);
if(!day && !night)
{
// Adjust celestial objects.
for (var celestial in FindObjects(Find_Func("IsCelestial")))
celestial->SetObjAlpha(255 - skyshade[3]);
// Adjust clouds
for(var cloud in FindObjects(Find_ID(Cloud))){
cloud->SetLightingShade(255 - skyshade[2]);
}
}
return;
}
// Adjusts the sky, celestial and others to the current time. Use SetTime() at runtime, not this.
private func AdjustToTime()
{
if (Abs(time - time_set["SunriseEnd"]) <= advance_seconds_per_tick)
onSunriseEnd();
else if (Abs(time - time_set["SunsetStart"]) <= advance_seconds_per_tick)
onSunsetStart();
doSkyShade();
}
local Name = "Time";

2
planet/Objects.ocd/Environment.ocd/Time.ocd/Stars.ocd/Script.c
View File

@ -8,7 +8,7 @@ protected func Initialize()
if(g > 1) SetGraphics(Format("%d",g));
SetClrModulation(RGBa(255,255,255,alpha));
SetObjectBlitMode(GFX_BLIT_Additive);
var parallax = RandomX(5,8);
var parallax = RandomX(8,12);
this["Parallaxity"] = [parallax,parallax];
}