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‎s2prototype.sln

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 2012
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "s2prototype", "s2prototype\s2prototype.csproj", "{5E2B7BF4-6F4C-4DCC-93A8-DAA31AF01848}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{5E2B7BF4-6F4C-4DCC-93A8-DAA31AF01848}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{5E2B7BF4-6F4C-4DCC-93A8-DAA31AF01848}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{5E2B7BF4-6F4C-4DCC-93A8-DAA31AF01848}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{5E2B7BF4-6F4C-4DCC-93A8-DAA31AF01848}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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EndGlobal

‎s2prototype/Animation.cs

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namespace IntelOrca.Sonic
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{
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class Animation
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{
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private byte[][] mScripts;
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private int mIndex;
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private int mNextIndex;
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private int mFrame;
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private int mFrameDuration;
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private int mFrameValue;
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public Animation()
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{
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}
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public Animation(byte[][] scripts)
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{
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mScripts = scripts;
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}
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public void Update()
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{
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if (mIndex != mNextIndex) {
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mNextIndex = mIndex;
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mFrame = 0;
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mFrameDuration = 0;
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}
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if (mScripts == null)
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return;
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if (mIndex >= mScripts.Length)
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return;
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byte[] animationScript = mScripts[mIndex];
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mFrameDuration--;
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if (mFrameDuration >= 0)
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return;
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mFrameDuration = animationScript[0];
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ProcessScript(animationScript);
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}
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private void ProcessScript(byte[] animationScript)
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{
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byte asf = animationScript[mFrame + 1];
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switch (asf) {
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case 0xFF:
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mFrameValue = animationScript[1];
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mFrame = 0;
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break;
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case 0xFE:
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mFrame -= animationScript[mFrame + 2];
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mFrameValue = animationScript[mFrame + 1];
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mFrame++;
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break;
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case 0xFD:
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mIndex = animationScript[mFrame + 2];
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break;
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default:
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mFrameValue = asf;
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mFrame++;
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break;
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}
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}
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public byte[][] Scripts
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{
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get
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{
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return mScripts;
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}
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set
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{
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mScripts = value;
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}
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}
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public int Index
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{
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get
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{
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return mIndex;
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}
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set
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{
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mIndex = value;
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}
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}
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public int NextIndex
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{
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get
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{
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return mNextIndex;
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}
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set
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{
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mNextIndex = value;
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}
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}
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public int Frame
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{
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get
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{
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return mFrame;
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}
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set
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{
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mFrame = value;
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}
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}
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public int FrameDuration
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{
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get
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{
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return mFrameDuration;
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}
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set
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{
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mFrameDuration = value;
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}
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}
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public int FrameValue
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{
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get
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{
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return mFrameValue;
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}
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set
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{
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mFrameValue = value;
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}
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}
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}
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}

‎s2prototype/App.config

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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />
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</startup>
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</configuration>

‎s2prototype/Camera.cs

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using Microsoft.Xna.Framework;
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namespace IntelOrca.Sonic
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{
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class Camera
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{
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private int mX;
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private int mY;
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// private int mPartialX;
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// private int mPartialY;
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private int mBiasY;
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private int mScrollDelayX;
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public Camera()
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{
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}
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public Rectangle GetViewBounds(Rectangle visibleRegion, int width, int height)
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{
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Rectangle cameraView = new Rectangle(mX - (width / 2), mY - (height / 2), width, height);
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// Ensure minimum position
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if (cameraView.X < visibleRegion.X)
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cameraView.X = visibleRegion.X;
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if (cameraView.Y < visibleRegion.Y)
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cameraView.Y = visibleRegion.Y;
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// Ensure maximum position
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if (cameraView.X + cameraView.Width > visibleRegion.X + visibleRegion.Width)
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cameraView.X = visibleRegion.X + visibleRegion.Width - width;
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if (cameraView.Y + cameraView.Height > visibleRegion.Y + visibleRegion.Height)
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cameraView.Y = visibleRegion.Y + visibleRegion.Height - height;
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// Check if still unhandled
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if (cameraView.Width > visibleRegion.Width)
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cameraView.X = -((visibleRegion.Width - cameraView.Width) / 2);
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if (cameraView.Height > visibleRegion.Height)
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cameraView.Y = -((visibleRegion.Height - cameraView.Height) / 2);
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return cameraView;
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}
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public int X
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{
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get
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{
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return mX;
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}
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set
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{
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mX = value;
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}
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}
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public int Y
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{
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get
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{
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return mY;
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}
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set
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{
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mY = value;
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}
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}
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public int BiasY
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{
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get
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{
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return mBiasY;
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}
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set
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{
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mBiasY = value;
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}
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}
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public int ScrollDelayX
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{
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get
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{
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return mScrollDelayX;
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}
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set
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{
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mScrollDelayX = value;
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}
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}
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}
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}

‎s2prototype/ControllerState.cs

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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IntelOrca.Sonic
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{
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struct ControllerState
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{
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private int mButtons;
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public ControllerState GetNewDown(ControllerState mLastControlState)
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{
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ControllerState state = new ControllerState();
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state.mButtons = mButtons & ~mLastControlState.mButtons;
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return state;
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}
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public void Set(int alterMask, bool state)
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{
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if (state)
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mButtons |= alterMask;
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else
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mButtons &= ~alterMask;
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}
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public bool Up
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{
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get
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{
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return ((mButtons & 1) != 0);
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}
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}
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public bool Down
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{
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get
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{
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return ((mButtons & 2) != 0);
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}
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}
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public bool Left
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{
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get
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{
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return ((mButtons & 4) != 0);
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}
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}
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public bool Right
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{
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get
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{
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return ((mButtons & 8) != 0);
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}
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}
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public bool Start
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{
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get
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{
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return ((mButtons & 16) != 0);
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}
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}
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public bool A
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{
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get
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{
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return ((mButtons & 32) != 0);
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}
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}
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public bool B
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{
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get
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{
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return ((mButtons & 64) != 0);
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}
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}
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public bool C
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{
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get
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{
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return ((mButtons & 128) != 0);
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}
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}
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}
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}

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