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https://github.com/TombEngine/TombEngine.git
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103 lines
2 KiB
C++
103 lines
2 KiB
C++
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#include "framework.h"
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#include "savegame.h"
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#include "sky.h"
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#include "Sound\sound.h"
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#include "Scripting\GameScriptLevel.h"
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using namespace TEN::Effects::Sky;
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namespace TEN {
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namespace Effects {
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namespace Sky
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{
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SkyController Sky;
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void SkyController::UpdateSky()
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{
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GameScriptLevel* level = g_GameFlow->GetLevel(CurrentLevel);
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if (level->Layer1.Enabled)
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{
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Position1 += level->Layer1.CloudSpeed;
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if (Position1 <= 9728)
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{
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if (Position1 < 0)
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Position1 += 9728;
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}
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else
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{
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Position1 -= 9728;
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}
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}
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if (level->Layer2.Enabled)
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{
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Position2 += level->Layer2.CloudSpeed;
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if (Position2 <= 9728)
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{
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if (Position2 < 0)
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Position2 += 9728;
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}
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else
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{
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Position2 -= 9728;
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}
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}
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auto color = Vector4(level->Layer1.R / 255.0f, level->Layer1.G / 255.0f, level->Layer1.B / 255.0f, 1.0f);
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// Storm
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if (level->Storm)
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{
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if (LightningCount || LightningRand)
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{
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UpdateStorm();
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if (StormTimer > -1)
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StormTimer--;
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if (!StormTimer)
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SoundEffect(SFX_TR4_THUNDER_RUMBLE, NULL, 0);
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}
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else if (!(rand() & 0x7F))
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{
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LightningCount = (rand() & 0x1F) + 16;
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StormTimer = (rand() & 3) + 12;
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}
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auto flashBrightness = SkyStormColor / 255.0f;
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auto r = std::clamp(color.x + flashBrightness, 0.0f, 1.0f);
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auto g = std::clamp(color.y + flashBrightness, 0.0f, 1.0f);
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auto b = std::clamp(color.z + flashBrightness, 0.0f, 1.0f);
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Color = Vector4(r, g, b, color.w);
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}
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else
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Color = color;
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}
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void SkyController::UpdateStorm()
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{
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LightningCount--;
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if (LightningCount <= 0)
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{
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SkyStormColor = 0;
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LightningRand = 0;
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}
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else if (LightningCount < 5 && SkyStormColor < 50)
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{
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auto newColor =SkyStormColor - LightningCount * 2;
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if (newColor < 0)
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newColor = 0;
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SkyStormColor = newColor;
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}
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else if (LightningCount)
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{
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LightningRand = ((rand() & 0x1FF - LightningRand) >> 1) + LightningRand;
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SkyStormColor2 += LightningRand * SkyStormColor2 >> 8;
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SkyStormColor = SkyStormColor2;
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if (SkyStormColor > 255)
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SkyStormColor = 255;
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}
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}
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}}}
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