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GSdx: Another psx bug-fix for chrono cross. Not fully sure about it, have to be tested. It is about not drawing larger than 1024x512 polygons. Peops also skips them, but only when one of the coordinates is negative, not explained why. 

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4944 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
gabest11 2011-10-24 21:34:38 +00:00
parent c5e99a05ca
commit 60939bd9dd
2 changed files with 69 additions and 15 deletions
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2
plugins/GSdx/GPUDrawingEnvironment.h
View File

@ -70,6 +70,6 @@ public:
float GetFPS()
{
return STATUS.ISPAL ? 50 : 59.94;
return STATUS.ISPAL ? 50.0f : 59.94f;
}
};

82
plugins/GSdx/GPUState.cpp
View File

@ -413,6 +413,32 @@ int GPUState::PH_Polygon(GPUReg* r, int size)
for(int i = 0; i <= vertices - 3; i++)
{
// TODO: sse
int y0 = v[i + 0].XY.Y;
int y1 = v[i + 1].XY.Y;
int y2 = v[i + 2].XY.Y;
if(std::abs(y0 - y1) >= 512
|| std::abs(y0 - y2) >= 512
|| std::abs(y1 - y2) >= 512)
{
continue;
}
int x0 = v[i + 0].XY.X;
int x1 = v[i + 1].XY.X;
int x2 = v[i + 2].XY.X;
if(std::abs(x0 - x1) >= 1024
|| std::abs(x0 - x2) >= 1024
|| std::abs(x1 - x2) >= 1024)
{
continue;
}
//
for(int j = 0; j < 3; j++)
{
m_v = v[i + j];
@ -635,49 +661,77 @@ int GPUState::PH_Read(GPUReg* r, int size)
int GPUState::PH_Environment(GPUReg* r, int size)
{
Flush(); // TODO: only call when something really changes
switch(r->PACKET.OPTION)
{
case 1: // draw mode setting
m_env.STATUS.TX = r->MODE.TX;
m_env.STATUS.TY = r->MODE.TY;
m_env.STATUS.ABR = r->MODE.ABR;
m_env.STATUS.TP = r->MODE.TP;
m_env.STATUS.DTD = r->MODE.DTD;
m_env.STATUS.DFE = r->MODE.DFE;
if(((m_env.STATUS.u32 ^ r->MODE.u32) & 0x7ff) != 0)
{
Flush();
m_env.STATUS.TX = r->MODE.TX;
m_env.STATUS.TY = r->MODE.TY;
m_env.STATUS.ABR = r->MODE.ABR;
m_env.STATUS.TP = r->MODE.TP;
m_env.STATUS.DTD = r->MODE.DTD;
m_env.STATUS.DFE = r->MODE.DFE;
}
return 1;
case 2: // texture window setting
m_env.TWIN = r->TWIN;
if(((m_env.TWIN.u32 ^ r->TWIN.u32) & 0xfffff) != 0)
{
Flush();
m_env.TWIN = r->TWIN;
}
return 1;
case 3: // set drawing area top left
m_env.DRAREATL = r->DRAREA;
if(((m_env.DRAREATL.u32 ^ r->DRAREA.u32) & 0xfffff) != 0)
{
Flush();
m_env.DRAREATL = r->DRAREA;
}
return 1;
case 4: // set drawing area bottom right
m_env.DRAREABR = r->DRAREA;
if(((m_env.DRAREABR.u32 ^ r->DRAREA.u32) & 0xfffff) != 0)
{
Flush();
m_env.DRAREABR = r->DRAREA;
}
return 1;
case 5: // drawing offset
m_env.DROFF = r->DROFF;
if(((m_env.DROFF.u32 ^ r->DROFF.u32) & 0x3fffff) != 0)
{
Flush();
m_env.DROFF = r->DROFF;
}
return 1;
case 6: // mask setting
m_env.STATUS.MD = r->MASK.MD;
m_env.STATUS.ME = r->MASK.ME;
if(m_env.STATUS.MD != r->MASK.MD || m_env.STATUS.ME != r->MASK.ME)
{
Flush();
m_env.STATUS.MD = r->MASK.MD;
m_env.STATUS.ME = r->MASK.ME;
}
return 1;
}