Sonic the Hedgehog (2006) Shaders - Revision history

IsaacMarovitz at 18:56, 28 October 2026

2026-10-28T18:56:12Z

← Older revision		Revision as of 18:56, 28 October 2026
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	\|-		\|-
	\| MefiressSpecific2		\| MefiressSpecific2
	\|Used for goopy Dusty Desert ~~Mephiless~~ boss floor.		\|Used for goopy Dusty Desert Mephiles boss floor.
	\|		\|
	\| ✓		\| ✓

IsaacMarovitz at 18:55, 28 October 2026

2026-10-28T18:55:52Z

← Older revision		Revision as of 18:55, 28 October 2026
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	\|-		\|-
	\| en_bullet		\| en_bullet
	\|		\|Used by <code>en_cmn_bullet00</code>.
	\|		\|
	\| ✓		\| ✓
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	\|-		\|-
	\| en_lava		\| en_lava
	\|		\|Used by various Iblis enemies, and Solaris.
	\|✓		\|✓
	\| ✓		\| ✓
Line 539:		Line 539:
	\|-		\|-
	\| Fluff00		\| Fluff00
	\|		\|Used by Tropical Jungle plant grind rails.
	\|✓		\|✓
	\| ✓		\| ✓
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	\|-		\|-
	\| Mefiress		\| Mefiress
	\|		\|Mephiles-specific CharacterMaterial variant.
	\|✓		\|✓
	\| ✓		\| ✓
	\|-		\|-
	\| MefiressSpecific		\| MefiressSpecific
	\|		\|Used for Flame Core Mephiles boss floor to draw his "shadow".
	\|		\|
	\| ✓		\| ✓
	\|-		\|-
	\| MefiressSpecific2		\| MefiressSpecific2
	\|		\|Used for goopy Dusty Desert Mephiless boss floor.
	\|		\|
	\| ✓		\| ✓
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	\|-		\|-
	\| Ring		\| Ring
	\|		\|Goal rings, hint rings, regular rings, and keys.
	\|		\|
	\| ✓		\| ✓
Line 1,008:		Line 1,008:
	\|-		\|-
	\| TpjWater00		\| TpjWater00
	\|		\|Tropical Jungle specific variant similar to Water03.
	\|		\|
	\| ✓		\| ✓
	\|-		\|-
	\| TpjWater01		\| TpjWater01
	\|		\|Tropical Jungle specific variant similar to Water04.
	\|		\|
	\| ✓		\| ✓
Line 1,067:		Line 1,067:
	\|-		\|-
	\| Water01		\| Water01
	\|		\|Used by translucent waterfalls and splash effects.
	\|		\|
	\| ✓		\| ✓
Line 1,075:		Line 1,075:
	\|-		\|-
	\| Water03		\| Water03
	\|		\|Used for planar-reflection enabled liquids, water in Kingdom Valley and mercury pools in Aquatic Base.
	\|		\|
	\| ✓		\| ✓
	\|-		\|-
	\| Water04		\| Water04
	\|		\|Used for static environment-mapped liquids.
	\|		\|
	\| ✓		\| ✓

IsaacMarovitz at 23:56, 27 October 2026

2026-10-27T23:56:25Z

← Older revision		Revision as of 23:56, 27 October 2026
Line 76:		Line 76:
	\|<code>c16</code>		\|<code>c16</code>
	\|<code>g_KhronosParam</code>		\|<code>g_KhronosParam</code>
	\|		\|Time
	\|-		\|-
	\|<code>c28</code>-<code>c30</code>		\|<code>c28</code>-<code>c30</code>
Line 155:		Line 155:
	\|<code>s8</code>		\|<code>s8</code>
	\|<code>g_smpEnvMap</code>		\|<code>g_smpEnvMap</code>
	\|		\|Static environment cube map
	\|-		\|-
	\|<code>s9</code>		\|<code>s9</code>
	\|<code>g_smpDepth0</code>		\|<code>g_smpDepth0</code>
	\|Packed linear depth		\|Packed linear depth, used by <code>Fog00</code>, <code>DepthOfFieldFilter</code>
	\|-		\|-
	\|<code>s10</code>		\|<code>s10</code>
	\|<code>g_smpDynamicEnvMap</code>		\|<code>g_smpDynamicEnvMap</code>
	\|Planar reflection		\|Planar reflection, used by <code>CscGlass02</code>, <code>MefiressSpecific</code>, <code>TpjWater00</code>, <code>Water03</code>
	\|-		\|-
	\|<code>s11</code>		\|<code>s11</code>
Line 171:		Line 171:
	\|<code>s13</code>		\|<code>s13</code>
	\|<code>g_smpFB</code>		\|<code>g_smpFB</code>
	\|Resolved framebuffer		\|Resolved framebuffer, used by <code>OpticalCamouflage</code>
	\|}		\|}

IsaacMarovitz at 23:48, 27 October 2026

2026-10-27T23:48:06Z

← Older revision		Revision as of 23:48, 27 October 2026
Line 64:		Line 64:
	\|<code>c8</code>-<code>c13</code>		\|<code>c8</code>-<code>c13</code>
	\|<code>g_OLS</code>		\|<code>g_OLS</code>
	\|		\|[https://renderwonk.com/publications/gdm-2002/GDM_August_2002.pdf Hoffman–Preetham] scattering parameters. Most shaders evaluate phase at constant <code>cos(θ) = 0.5</code>.
	\|-		\|-
	\|<code>c14</code>		\|<code>c14</code>

IsaacMarovitz: Cell cleanup

2026-10-27T23:40:53Z

Cell cleanup

Show changes

IsaacMarovitz: Document morph/skin shaders

2026-10-27T23:39:48Z

Document morph/skin shaders

Show changes

IsaacMarovitz at 23:32, 27 October 2026

2026-10-27T23:32:57Z

← Older revision		Revision as of 23:32, 27 October 2026
Line 120:		Line 120:
	\|<code>c92</code>-<code>c95</code>		\|<code>c92</code>-<code>c95</code>
	\|<code>g_mtxCSMViewProj</code>		\|<code>g_mtxCSMViewProj</code>
	\|CSM View * ~~Project~~ matrix		\|CSM View * Projection matrix
	\|-		\|-
	\|<code>c96</code>-<code>c191</code>		\|<code>c96</code>-<code>c191</code>

IsaacMarovitz: Initial shader io map

2026-10-27T23:31:19Z

Initial shader io map

Show changes

IsaacMarovitz at 01:09, 3 December 2025

2025-12-03T01:09:19Z

← Older revision		Revision as of 01:09, 3 December 2025
Line 3:		Line 3:
	In the Xbox 360 version of the game, shaders are stored in the following [[U8 Archive\|archives]]:		In the Xbox 360 version of the game, shaders are stored in the following [[U8 Archive\|archives]]:
	{\| class="wikitable"		{\| class="wikitable"
	\|+
	!Type		!Type
	!Location		!Location
Line 14:		Line 13:
	\|}		\|}
	Within the archives, shaders are stored in a number of sub-folders.		Within the archives, shaders are stored in a number of sub-folders.
	{\| class="wikitable" ~~style="margin: auto;" width="90%"~~		{\| class="wikitable"
	\|+
	!Folder		!Folder
	!Description		!Description
Line 50:		Line 48:
	The shader and specific technique used are defined per mesh set in [[NN Chunk Format\|XNO files]]. Some shaders are not referenced in XNO files, either because they are used internally or because they are unused altogether.		The shader and specific technique used are defined per mesh set in [[NN Chunk Format\|XNO files]]. Some shaders are not referenced in XNO files, either because they are used internally or because they are unused altogether.

	{\| class="wikitable" ~~style="margin: auto;" width="90%"~~		{\| class="wikitable"
	\|+
	!Shader		!Shader
	!Notes		!Notes

IsaacMarovitz at 01:07, 3 December 2025

2025-12-03T01:07:27Z

← Older revision		Revision as of 01:07, 3 December 2025
Line 1:		Line 1:
	~~{{DISPLAYTITLE:~~Shaders}}		'''''Shaders''''' in [[Sonic the Hedgehog (2006)]] are compiled GPU programs that control the appearance of objects and effects. Most shaders have several different variants with different feature support. Multiplayer shaders may have additional optimisations, like replacing real-time planar reflections with cubemaps.

	~~Shaders~~ are stored in <code>game/xenon/archives/shader.arc</code> ~~and~~ <code>game/xenon/archives/shader_lt.arc</code> in the ~~360 version of the game. Most~~ shaders ~~have several different variants with different feature support. Shaders in <code>shader_lt.arc</code>~~ are ~~used~~ in ~~multiplayer and may have additional optimisations, like replacing real~~-~~time planar reflections with cubemaps~~.		In the Xbox 360 version of the game, shaders are stored in the following [[U8 Archive\|archives]]:
			{\| class="wikitable"
			\|+
			!Type
			!Location
			\|-
			\|Singleplayer
			\|<code>/game/xenon/archives/shader.arc</code>
			\|-
			\|Multiplayer
			\|<code>/game/xenon/archives/shader_lt.arc</code>
			\|}
			Within the archives, shaders are stored in a number of sub-folders.
	{\| class="wikitable" style="margin: auto;" width="90%"		{\| class="wikitable" style="margin: auto;" width="90%"
	\|+		\|+
Line 32:		Line 44:
	\|}		\|}

	Many of the shaders within the ~~subfolders will be~~ exact duplicates of the standard variant.		Many of the shaders within the sub-folders are exact duplicates of the standard variant.

	Each of the shaders listed below are in the <code>.fxo</code> format in the 360 version of the game. Each shader can contain multiple techniques, which hold the respective vertex and fragment shaders.		Each of the shaders listed below are in the <code>.fxo</code> format in the 360 version of the game. Each shader can contain multiple techniques, which hold the respective vertex and fragment shaders.

	The shader and specific technique used are defined per mesh set in ~~XNOs~~. Some shaders are not referenced in ~~XNOs~~, either because they are used internally or because they are unused altogether.		The shader and specific technique used are defined per mesh set in [[NN Chunk Format\|XNO files]]. Some shaders are not referenced in XNO files, either because they are used internally or because they are unused altogether.

	{\| class="wikitable" style="margin: auto;" width="90%"		{\| class="wikitable" style="margin: auto;" width="90%"