memory reports
This commit is contained in:
Jan Racek
161
Runtime/SceneMemoryReport.cs
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161
Runtime/SceneMemoryReport.cs
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine;
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namespace SplashEdit.RuntimeCode
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{
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/// <summary>
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/// Memory usage breakdown for a single exported scene.
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/// Covers Main RAM, VRAM, SPU RAM, and CD storage.
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/// </summary>
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public class SceneMemoryReport
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{
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// ---- Capacities (PS1 hardware limits) ----
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public const long MainRamCapacity = 2 * 1024 * 1024; // 2 MB
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public const long VramCapacity = 1024 * 512 * 2; // 1 MB (1024x512 @ 16bpp)
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public const long SpuRamCapacity = 512 * 1024; // 512 KB
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public const long CdRomCapacity = 650L * 1024 * 1024; // 650 MB (standard CD)
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// ---- Scene name ----
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public string sceneName;
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// ---- Splashpack section sizes (bytes) ----
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public long headerBytes;
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public long luaBytes;
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public long gameObjectBytes;
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public long colliderBytes;
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public long bvhBytes;
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public long interactableBytes;
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public long collisionBytes;
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public long navRegionBytes;
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public long roomPortalBytes;
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public long atlasMetadataBytes;
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public long clutMetadataBytes;
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public long meshDataBytes;
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public long atlasPixelBytes;
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public long clutDataBytes;
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public long nameTableBytes;
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public long audioMetadataBytes;
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public long audioDataBytes;
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// ---- Counts ----
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public int objectCount;
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public int triangleCount;
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public int atlasCount;
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public int clutCount;
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public int audioClipCount;
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public int navRegionCount;
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public int roomCount;
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public int portalCount;
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// ---- Main RAM estimate ----
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// Renderer double-buffered overhead (ordering tables + bump allocators)
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public long rendererOverhead;
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// PSYQo + psxsplash executable code (estimated from .ps-exe if available)
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public long executableBytes;
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// ---- VRAM breakdown ----
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public long framebufferVramBytes;
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public long textureVramBytes;
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public long clutVramBytes;
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// ---- SPU RAM ----
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public const long SpuReservedBytes = 0x1010; // capture buffers + PSYQo dummy sample
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public long spuAudioBytes;
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// ---- Computed properties ----
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public long TotalSplashpackBytes =>
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headerBytes + luaBytes + gameObjectBytes + colliderBytes +
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bvhBytes + interactableBytes + collisionBytes + navRegionBytes +
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roomPortalBytes + atlasMetadataBytes + clutMetadataBytes +
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meshDataBytes + atlasPixelBytes + clutDataBytes +
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nameTableBytes + audioMetadataBytes + audioDataBytes;
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/// <summary>
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/// Total Main RAM usage estimate. Splashpack data is loaded into heap at runtime.
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/// </summary>
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public long TotalMainRamBytes =>
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executableBytes + TotalSplashpackBytes + rendererOverhead + 8192 /* stack */ + 16384 /* misc heap */;
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public float MainRamPercent => (float)TotalMainRamBytes / MainRamCapacity;
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public long MainRamFree => MainRamCapacity - TotalMainRamBytes;
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public long TotalVramBytes => framebufferVramBytes + textureVramBytes + clutVramBytes;
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public float VramPercent => (float)TotalVramBytes / VramCapacity;
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public long VramFree => VramCapacity - TotalVramBytes;
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public long TotalSpuBytes => SpuReservedBytes + spuAudioBytes;
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public float SpuPercent => (float)TotalSpuBytes / SpuRamCapacity;
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public long SpuFree => SpuRamCapacity - TotalSpuBytes;
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// CD storage includes the splashpack file
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public long CdSceneBytes => TotalSplashpackBytes;
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// ---- Breakdown lists for UI ----
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public struct BarSegment
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{
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public string label;
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public long bytes;
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public Color color;
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}
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public List<BarSegment> GetMainRamSegments()
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{
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var segments = new List<BarSegment>();
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if (executableBytes > 0)
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segments.Add(new BarSegment { label = "Executable", bytes = executableBytes, color = new Color(0.4f, 0.6f, 0.9f) });
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if (meshDataBytes > 0)
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segments.Add(new BarSegment { label = "Mesh Data", bytes = meshDataBytes, color = new Color(0.3f, 0.85f, 0.45f) });
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if (atlasPixelBytes > 0)
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segments.Add(new BarSegment { label = "Texture Data", bytes = atlasPixelBytes, color = new Color(0.95f, 0.75f, 0.2f) });
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if (audioDataBytes > 0)
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segments.Add(new BarSegment { label = "Audio Data", bytes = audioDataBytes, color = new Color(0.85f, 0.3f, 0.65f) });
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long otherSplashpack = TotalSplashpackBytes - meshDataBytes - atlasPixelBytes - audioDataBytes;
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if (otherSplashpack > 0)
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segments.Add(new BarSegment { label = "Scene Metadata", bytes = otherSplashpack, color = new Color(0.6f, 0.6f, 0.65f) });
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if (rendererOverhead > 0)
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segments.Add(new BarSegment { label = "Renderer Buffers", bytes = rendererOverhead, color = new Color(0.3f, 0.85f, 0.95f) });
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long misc = 8192 + 16384; // stack + misc heap
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segments.Add(new BarSegment { label = "Stack + Misc", bytes = misc, color = new Color(0.45f, 0.45f, 0.5f) });
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return segments;
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}
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public List<BarSegment> GetVramSegments()
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{
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var segments = new List<BarSegment>();
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if (framebufferVramBytes > 0)
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segments.Add(new BarSegment { label = "Framebuffers", bytes = framebufferVramBytes, color = new Color(0.9f, 0.3f, 0.35f) });
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if (textureVramBytes > 0)
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segments.Add(new BarSegment { label = "Texture Atlases", bytes = textureVramBytes, color = new Color(0.95f, 0.75f, 0.2f) });
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if (clutVramBytes > 0)
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segments.Add(new BarSegment { label = "CLUTs", bytes = clutVramBytes, color = new Color(0.85f, 0.5f, 0.2f) });
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return segments;
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}
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public List<BarSegment> GetSpuSegments()
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{
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var segments = new List<BarSegment>();
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segments.Add(new BarSegment { label = "Reserved", bytes = SpuReservedBytes, color = new Color(0.45f, 0.45f, 0.5f) });
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if (spuAudioBytes > 0)
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segments.Add(new BarSegment { label = "Audio Clips", bytes = spuAudioBytes, color = new Color(0.85f, 0.3f, 0.65f) });
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return segments;
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}
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/// <summary>
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/// Get a severity color for a usage percentage.
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/// </summary>
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public static Color GetUsageColor(float percent)
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{
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if (percent < 0.6f) return new Color(0.35f, 0.85f, 0.45f); // green
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if (percent < 0.8f) return new Color(0.95f, 0.75f, 0.2f); // yellow
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if (percent < 0.95f) return new Color(0.95f, 0.5f, 0.2f); // orange
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return new Color(0.9f, 0.3f, 0.35f); // red
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}
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}
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}
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