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https://github.com/jpd002/Play-.git
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115 lines
3.6 KiB
C++
115 lines
3.6 KiB
C++
#include "GsTransferInvalidationTest.h"
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#include "gs/GSHandler.h"
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#include "gs/GsPixelFormats.h"
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static CGSHandler::BITBLTBUF MakeDstBltBuf(uint32 psm, uint32 bufPtr, uint32 bufWidth)
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{
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assert((bufPtr & 0xFF) == 0);
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assert((bufWidth & 0x3F) == 0);
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auto bltBuf = make_convertible<CGSHandler::BITBLTBUF>(0);
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bltBuf.nDstPsm = psm;
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bltBuf.nDstPtr = bufPtr / 0x100;
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bltBuf.nDstWidth = bufWidth / 0x40;
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return bltBuf;
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}
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static CGSHandler::TRXREG MakeTrxReg(uint32 width, uint32 height)
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{
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auto trxReg = make_convertible<CGSHandler::TRXREG>(0);
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trxReg.nRRW = width;
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trxReg.nRRH = height;
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return trxReg;
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}
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static CGSHandler::TRXPOS MakeDstTrxPos(uint32 x, uint32 y)
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{
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auto trxPos = make_convertible<CGSHandler::TRXPOS>(0);
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trxPos.nDSAX = x;
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trxPos.nDSAY = y;
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return trxPos;
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}
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template <uint32 psm, typename Storage>
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static void SinglePageTransferTest()
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{
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uint32 bufPtr = 0x300000;
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uint32 bufWidth = Storage::PAGEWIDTH;
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auto bltBuf = MakeDstBltBuf(psm, bufPtr, bufWidth);
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auto trxReg = MakeTrxReg(Storage::PAGEWIDTH, Storage::PAGEHEIGHT);
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auto trxPos = make_convertible<CGSHandler::TRXPOS>(0);
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auto [transferAddress, transferSize] = CGSHandler::GetTransferInvalidationRange(bltBuf, trxReg, trxPos);
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TEST_VERIFY(transferAddress == bufPtr);
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TEST_VERIFY(transferSize == CGsPixelFormats::PAGESIZE);
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}
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static void SimpleOffsetYTransferTest()
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{
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//In this test, the transfer position is skipping a few pages
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//transferAddress should start at (bufWidth / 64) * 2
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//This is used for movie playback in many games
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uint32 bufPtr = 0x100000;
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uint32 bufWidth = 640;
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uint32 pageCountX = bufWidth / CGsPixelFormats::STORAGEPSMCT32::PAGEWIDTH;
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uint32 pageOffsetY = 2;
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auto bltBuf = MakeDstBltBuf(CGSHandler::PSMCT32, bufPtr, bufWidth);
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auto trxReg = MakeTrxReg(16, 16);
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auto trxPos = MakeDstTrxPos(0, CGsPixelFormats::STORAGEPSMCT32::PAGEHEIGHT * pageOffsetY);
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auto [transferAddress, transferSize] = CGSHandler::GetTransferInvalidationRange(bltBuf, trxReg, trxPos);
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TEST_VERIFY(transferAddress == (bufPtr + (CGsPixelFormats::PAGESIZE * pageCountX * pageOffsetY)));
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//TEST_VERIFY(transferSize == CGsPixelFormats::PAGESIZE);
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}
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static void ZeroBufWidthTransferTest()
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{
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//This is done by DBZ: Tenkaichi 2
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//This transfer should touch a page at least
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uint32 bufPtr = 0x380000;
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uint32 bufWidth = 0;
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auto bltBuf = MakeDstBltBuf(CGSHandler::PSMCT32, bufPtr, bufWidth);
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auto trxReg = MakeTrxReg(16, 16);
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auto trxPos = make_convertible<CGSHandler::TRXPOS>(0);
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auto [transferAddress, transferSize] = CGSHandler::GetTransferInvalidationRange(bltBuf, trxReg, trxPos);
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TEST_VERIFY(transferAddress == bufPtr);
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TEST_VERIFY(transferSize == CGsPixelFormats::PAGESIZE);
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}
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void EspgaludaTransferTest()
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{
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uint32 bufPtr = 0x320000;
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uint32 bufWidth = 1024;
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auto bltBuf = MakeDstBltBuf(CGSHandler::PSMT8, bufPtr, bufWidth);
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auto trxReg = MakeTrxReg(160, 128);
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auto trxPos = MakeDstTrxPos(16, 16);
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auto [transferAddress, transferSize] = CGSHandler::GetTransferInvalidationRange(bltBuf, trxReg, trxPos);
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//PSMT8 page size is 128x64
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//This transfer spans 8 pages on the X dimension -> ceil(1024 / 128)
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//This transfer also touches 3 pages on the Y dimension -> ceil((128 + 16) / 64)
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TEST_VERIFY(transferAddress == bufPtr);
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TEST_VERIFY(transferSize == (8 * 3) * CGsPixelFormats::PAGESIZE);
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}
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void CGsTransferInvalidationTest::Execute()
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{
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SinglePageTransferTest<CGSHandler::PSMCT32, CGsPixelFormats::STORAGEPSMCT32>();
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SinglePageTransferTest<CGSHandler::PSMCT16, CGsPixelFormats::STORAGEPSMCT16>();
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SinglePageTransferTest<CGSHandler::PSMT8, CGsPixelFormats::STORAGEPSMT8>();
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SimpleOffsetYTransferTest();
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ZeroBufWidthTransferTest();
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EspgaludaTransferTest();
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}
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