User talk:Kozarovv: Difference between revisions

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Line 15: Line 15:
* --force-point-sampling
* --force-point-sampling
* Project Snowblind US mipmap offset 0019506C  bc1f    loc_19508C
* Project Snowblind US mipmap offset 0019506C  bc1f    loc_19508C
====IEEE 754====
https://gist.github.com/masterzorag/06cadbc5fbe7d3375704fc52518f434e


====vu====
====vu====
Line 24: Line 20:
Looks like VU sync always(?), not like ps2.
Looks like VU sync always(?), not like ps2.


====todo====
* convert from [pre] to native wiki table: https://www.psdevwiki.com/ps4/PS2_Emulation#Memory_Mapping
* convert from [pre] to native wiki table: https://www.psdevwiki.com/ps4/PS2_Emulation#Open_CL_and_Floats


==Shaders==
==Shaders==

Revision as of 16:14, 26 September 2019

Rough draft

psfour2pstwo

possible speed/comp hacks

  • --detect-idle-vif
  • --detect-idle-ee
  • --detect-idle-iop
  • --detect-idle-intc
  • --detect-idle-chcr

other

  • --force-point-sampling
  • Project Snowblind US mipmap offset 0019506C bc1f loc_19508C

vu

Looks like VU sync always(?), not like ps2.

todo

Shaders

SB header

Offset Size Description Example
0x00 2 bytes SB Version 00 04 (00.04)
0x02 2 bytes Compiler Version F9 F1 (63985)
0x04 8 bytes Association Hash B2 09 E0 A5 00 00 00 00
0x0C 1 byte Shader Type 02
0x0D 1 byte Code Type 01
0x0E 1 byte UseShaderResourceTable 00/01 (true/false)
0x0F 1 byte Compiler Type 03
0x10 4 bytes Code Size E8 00 00 00 (232)
0x14 4 bytes ? 00 00 00 00
0x18 12 bytes? System Attribute Info - Num Threads 40 00 01 00 01 00 00 00 00 00 00 00 
'''Shader Type'''

*(unknown)             0
*kShaderTypeVsShader   1
*kShaderTypeFsShader   2
*kShaderTypeCsShader   3
*kShaderTypeGsShader   4
*kShaderTypeHsShader   5
*kShaderTypeDsShader   6


'''Code type'''

*kCodeTypeIl   0
*kCodeTypeIsa  1
*kCodeTypeScu  2


'''UseShaderResourceTable'''

*false  0
*true   1


'''Compiler Type'''

 
*kCompilerTypeUnspecified 0
*kCompilerTypeOrbisPsslc  1
*kCompilerTypeOrbisEsslc  2
*kCompilerTypeOrbisWave   3
*kCompilerTypeOrbisCuAs   4

GNM Header

Offset Size Description Example
0x00 4 bytes Magic 72 64 68 53 Shdr
0x04 4 bytes Version 00 07 00 02 (0007.0002)
0x08 1 byte Shader type 04 (Compute)
0x09 1 byte Shader header size in DW 0D (13)
0x0A 1 byte Has shader aux data 00/01 ?
0x0B 1 byte Target GPU types NEO)
0x0C 4 bytes padding 00 00 00 00
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