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Thread: Rumour - VirtualPSP [PSP emulator for Windows] Screens and Info

                  
   
  1. #121
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    Quote Originally Posted by quzar
    you overestimate the psp's power if you think a proper emulatore in c, asm and with hle hardware rendering (implied by directx) would take a 2+ghz processor. (either that or your measure is an old 2.0ghz p4 200mhzfsb)
    The PSP is VERY powerful.

    - 2x 333 MHz MIPS R4k-family CPUs with one VFPU
    - Sound harware
    - MPEG decoding hardware
    - GPU with all the fancy stuff (even if part of it can be mapped to, say, DirectX, there's still cost to translate the operations)

    Emulating the 2 CPUs alone wouldn't be feasible with Java. To be exact, emulating the PSP without a dynamic recompiler won't be feasible, and Java CAN NOT do dynamic code generation.

    For a comparison, the PS1 CPU is 33Mhz. And the rest of the stuff (GPU / GTE) is far simpler than the PSP's. How much CPU time do you have to spare emulating PS1 in a 2 GHz PC with an interpreter?

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    Quote Originally Posted by Tinnus
    The PSP is VERY powerful.

    - 2x 333 MHz MIPS R4k-family CPUs with one VFPU
    - Sound harware
    - MPEG decoding hardware
    - GPU with all the fancy stuff (even if part of it can be mapped to, say, DirectX, there's still cost to translate the operations)

    Emulating the 2 CPUs alone wouldn't be feasible with Java. To be exact, emulating the PSP without a dynamic recompiler won't be feasible, and Java CAN NOT do dynamic code generation.

    For a comparison, the PS1 CPU is 33Mhz. And the rest of the stuff (GPU / GTE) is far simpler than the PSP's. How much CPU time do you have to spare emulating PS1 in a 2 GHz PC with an interpreter?
    You should read the post you are quoting. I was responding to the comment that an optimized psp emulator written in assembly and C with hle graphics emulation could not run on a 2ghz pc. Not that an emulator built in Java for the psp could.
    If anyone is looking to buy, sell, trade games and support a developer directly at the same time, consider joining Goozex. Enjoy!

  3. #123
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    Quote Originally Posted by Tinnus
    The PSP is VERY powerful.

    - 2x 333 MHz MIPS R4k-family CPUs with one VFPU
    - Sound harware
    - MPEG decoding hardware
    - GPU with all the fancy stuff (even if part of it can be mapped to, say, DirectX, there's still cost to translate the operations)

    Emulating the 2 CPUs alone wouldn't be feasible with Java. To be exact, emulating the PSP without a dynamic recompiler won't be feasible, and Java CAN NOT do dynamic code generation.

    For a comparison, the PS1 CPU is 33Mhz. And the rest of the stuff (GPU / GTE) is far simpler than the PSP's. How much CPU time do you have to spare emulating PS1 in a 2 GHz PC with an interpreter?
    TINNUS JUST POWNED WOOOT! me hate psp emulator cuz im stuck up and i dont want ds people getting to see what a psp is like!

    And i hate S!ms for making this!! i know im stuck up but hate when someone goes blah blah i got it on my computer it pisses the crap outta me

    This may have insulted many but im just exspressing myself

  4. #124
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    Quote Originally Posted by quzar
    You should read the post you are quoting. I was responding to the comment that an optimized psp emulator written in assembly and C with hle graphics emulation could not run on a 2ghz pc. Not that an emulator built in Java for the psp could.
    First, I wasn't necessarily disagreeing with you, only adding my bit of info.

    Second, even in C it would be a hard task.

    Third, me talking about Java had nothing to do with your post, but with the supposed information the emulator is being written in Java.

    (I hate that kind of confusion with posts... people end up fighting for nothing )

  5. #125
    PSP Coder MikeDX's Avatar
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    Find yourself some ebay spelling mistake bargains!
    Use the power of the TYPING WAND! |Free PSP ISOs to download

    Pick of the google street views! Including topless girls

    Proud owner of a Nintendo Wii!
    PSP1. Black Jap 1000K: 1.5 -> 2.71SE-A -> 2.71SE-B -> 2.71SE-B' -> 2.71SE-B''
    PSP2. Black "non worker" from ebay: 2.6 (?) -> 2.71 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    PSP3: Black "Broken UMD Drive" UK 1003 2.0 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    Do you have a bricked psp?

  6. #126
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    Quote Originally Posted by Tinnus
    The PSP is VERY powerful.

    - 2x 333 MHz MIPS R4k-family CPUs with one VFPU
    - Sound harware
    - MPEG decoding hardware
    - GPU with all the fancy stuff (even if part of it can be mapped to, say, DirectX, there's still cost to translate the operations)

    Emulating the 2 CPUs alone wouldn't be feasible with Java. To be exact, emulating the PSP without a dynamic recompiler won't be feasible, and Java CAN NOT do dynamic code generation.

    For a comparison, the PS1 CPU is 33Mhz. And the rest of the stuff (GPU / GTE) is far simpler than the PSP's. How much CPU time do you have to spare emulating PS1 in a 2 GHz PC with an interpreter?
    Don't commercial games only use the PSP's main processor, and the ME was only supposed to be used for audio/video playback? So he wouldn't have to emulate the ME get commercial games running, right? Not that this emu isn't complete BS, I was just wondering.

  7. #127
    PSP Coder MikeDX's Avatar
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    Look I have proof
    Find yourself some ebay spelling mistake bargains!
    Use the power of the TYPING WAND! |Free PSP ISOs to download

    Pick of the google street views! Including topless girls

    Proud owner of a Nintendo Wii!
    PSP1. Black Jap 1000K: 1.5 -> 2.71SE-A -> 2.71SE-B -> 2.71SE-B' -> 2.71SE-B''
    PSP2. Black "non worker" from ebay: 2.6 (?) -> 2.71 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    PSP3: Black "Broken UMD Drive" UK 1003 2.0 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    Do you have a bricked psp?

  8. #128
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    And what would you want to run commercial games for? Go buy a PSP and the games then

    Can't say it's a PSP emulator if it doesn't fully emulate the hardware... well, not if it misses a whole CPU!

    BTW, another sign it's a hoax is that the guy goes all around saying he played in the XMB and a commercial game, but no single word about homebrew--being that the biggest advantage of an emulator would be to be able to debug homebrew more easily.

  9. #129
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    Quote Originally Posted by MikeDX
    Look I have proof
    Don't post your fake crap here. This emulator may be fake, but no need to confuse matters.

    Cloudy

  10. #130
    PSP Coder MikeDX's Avatar
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    Quote Originally Posted by Cloudhunter
    Don't post your fake crap here. This emulator may be fake, but no need to confuse matters.

    Cloudy
    It's called a joke, get off your high horse and try laughing once in a while.
    Find yourself some ebay spelling mistake bargains!
    Use the power of the TYPING WAND! |Free PSP ISOs to download

    Pick of the google street views! Including topless girls

    Proud owner of a Nintendo Wii!
    PSP1. Black Jap 1000K: 1.5 -> 2.71SE-A -> 2.71SE-B -> 2.71SE-B' -> 2.71SE-B''
    PSP2. Black "non worker" from ebay: 2.6 (?) -> 2.71 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    PSP3: Black "Broken UMD Drive" UK 1003 2.0 -> 1.5 -> 2.71SE-B -> 2.71SE-B'
    Do you have a bricked psp?

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