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Rewrite texturedRectDepthBufferCopy.

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Fixed coronas in PD.
This commit is contained in:
Sergey Lipskiy 2014-10-19 11:43:37 +07:00
parent 6bfe8f35f2
commit 62f5d8cf4e
1 changed files with 22 additions and 6 deletions
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28
OpenGL.cpp
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@ -3,6 +3,7 @@
#include <stdio.h>
#include <time.h> /* time_t, struct tm, difftime, time, mktime */
#include "OpenGL.h"
#include "RDP.h"
#include "RSP.h"
//// paulscode, added for SDL linkage:
@ -805,12 +806,27 @@ bool texturedRectDepthBufferCopy(float _ulx, float _uly, float _lrx, float _lry,
// Copy one line from depth buffer into auxiliary color buffer with height = 1.
// Data from depth buffer loaded into TMEM and then rendered to RDRAM by texrect.
// Works only with depth buffer emulation enabled.
// Load of arbitrary data to that area causes weird camera rotation.
// Load of arbitrary data to that area causes weird camera rotation in CBFD.
const gDPTile * pTile = gSP.textureTile[0];
if (config.frameBufferEmulation.enable != 0 && config.frameBufferEmulation.copyDepthToRDRAM != 0 &&
pTile->loadType == LOADTYPE_BLOCK && pTile->lrs + 1 == gDP.colorImage.width &&
pTile->lrs + 1 == (u32)gDP.scissor.lrx && (u32)gDP.scissor.lry == 1) {
memcpy(RDRAM + gDP.colorImage.address, &TMEM[pTile->tmem], gDP.colorImage.width << gDP.colorImage.size >> 1);
if (pTile->loadType == LOADTYPE_BLOCK && gDP.textureImage.size == 2 && gDP.textureImage.address >= gDP.depthImageAddress && gDP.textureImage.address < (gDP.depthImageAddress + gDP.colorImage.width*gDP.colorImage.width * 6 / 4)) {
if (!config.frameBufferEmulation.enable)
return true;
frameBufferList().getCurrent()->m_cleared = true;
if (!config.frameBufferEmulation.copyDepthToRDRAM)
return true;
if (FrameBuffer_CopyDepthBuffer(gDP.colorImage.address))
RDP_RepeatLastLoadBlock();
const u32 width = (u32)(_lrx - _ulx);
const u32 ulx = (u32)_ulx;
u16 * pSrc = ((u16*)TMEM) + (u32)floorf(_uls + 0.5f);
u16 *pDst = (u16*)(RDRAM + gDP.colorImage.address);
for (u32 x = 0; x < width; ++x) {
u16 c = pSrc[x];
c = ((c << 8) & 0xFF00) | (c >> 8);
pDst[(ulx + x) ^ 1] = c;
}
return true;
}
return false;
@ -1077,7 +1093,7 @@ void OGLRender::_setSpecialTexrect() const
if (strstr(name, (const char *)"Beetle") || strstr(name, (const char *)"BEETLE") || strstr(name, (const char *)"HSV")
|| strstr(name, (const char *)"DUCK DODGERS") || strstr(name, (const char *)"DAFFY DUCK"))
texturedRectSpecial = texturedRectShadowMap;
else if (strstr(name, (const char *)"CONKER BFD"))
else if (strstr(name, (const char *)"CONKER BFD") || strstr(name, (const char *)"Perfect Dark") || strstr(name, (const char *)"PERFECT DARK"))
texturedRectSpecial = texturedRectDepthBufferCopy; // See comments to that function!
else
texturedRectSpecial = NULL;