as sl1nk3.s say make the updates directly to the viewport and let the scale fixed in 2^24.

please test specially in paper mario and Killer 7 that where games where supposedly this was used.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4470 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Rodolfo Osvaldo Bogado 2009-10-26 02:38:23 +00:00
parent 264992456a
commit 08b2686d90
5 changed files with 14 additions and 22 deletions

View File

@ -31,7 +31,7 @@ static bool s_bZTextureTypeChanged;
static bool s_bDepthRangeChanged;
static bool s_bFogColorChanged;
static bool s_bFogParamChanged;
static float lastDepthRange[4]; // 0 = far z, 1 = far - near, 2 = scale , 3 = offset
static float lastDepthRange[2]; // 0 = far z, 1 = far - near
static float lastRGBAfull[2][4][4];
static float lastCustomTexScale[8][2];
static u8 s_nTexDimsChanged;
@ -54,10 +54,6 @@ void PixelShaderManager::Init()
lastZBias = 0;
s_texturemask = 0;
memset(lastRGBAfull, 0, sizeof(lastRGBAfull));
lastDepthRange[0]=16777216.0f;
lastDepthRange[1]=16777216.0f;
lastDepthRange[2]=16777216.0f;
lastDepthRange[3]=0.0f;
Dirty();
}
@ -136,7 +132,7 @@ void PixelShaderManager::SetConstants()
if (s_bZBiasChanged || s_bDepthRangeChanged)
{
//ERROR_LOG("pixel=%x,%x, bias=%x\n", bpmem.zcontrol.pixel_format, bpmem.ztex2.type, lastZBias);
SetPSConstant4f(C_ZBIAS+1, (lastDepthRange[0] + lastDepthRange[3]) / lastDepthRange[2], (lastDepthRange[1] + lastDepthRange[3]) / lastDepthRange[2], 0, (float)( (((int)lastZBias<<8)>>8))/16777215.0f);
SetPSConstant4f(C_ZBIAS+1, lastDepthRange[0] / 16777216.0f, lastDepthRange[1] / 16777216.0f, 0, (float)( (((int)lastZBias<<8)>>8))/16777216.0f);
s_bZBiasChanged = s_bDepthRangeChanged = false;
}
@ -332,18 +328,18 @@ void PixelShaderManager::SetViewport(float* viewport)
void PixelShaderManager::SetZScale(float data)
{
if (lastDepthRange[2] != data)
if (lastDepthRange[0] != data)
{
lastDepthRange[2] = data;
lastDepthRange[0] = data;
s_bDepthRangeChanged = true;
}
}
void PixelShaderManager::SetZOffset(float data)
{
if (lastDepthRange[3] != data)
if (lastDepthRange[1] != data)
{
lastDepthRange[3] = data;
lastDepthRange[1] = data;
s_bDepthRangeChanged = true;
}
}

View File

@ -62,8 +62,6 @@ void VertexShaderManager::Init()
memset(&xfregs, 0, sizeof(xfregs));
memset(xfmem, 0, sizeof(xfmem));
xfregs.ZScale = 16777216.0f;
xfregs.Zoffset = 0.0f;
ResetView();
}
@ -454,13 +452,13 @@ void VertexShaderManager::SetViewport(float* _Viewport)
void VertexShaderManager::SetZScale(float data)
{
xfregs.ZScale = data;
xfregs.rawViewport[5] = data;
bViewportChanged = true;
}
void VertexShaderManager::SetZOffset(float data)
{
xfregs.Zoffset = data;
xfregs.rawViewport[2] = data;
bViewportChanged = true;
}

View File

@ -228,8 +228,6 @@ struct XFRegisters
bool bEnableDualTexTransform;
float rawViewport[6];
float rawProjection[7];
float ZScale;
float Zoffset;
};

View File

@ -611,8 +611,8 @@ void UpdateViewport()
vp.Width = (int)ceil(abs((int)(2 * xfregs.rawViewport[0])) * MValueX);
vp.Height = (int)ceil(abs((int)(2 * xfregs.rawViewport[1])) * MValueY);
//new depth equation , don't know if is correct but...
vp.MinZ = (xfregs.rawViewport[5] - xfregs.rawViewport[2]+xfregs.Zoffset) / xfregs.ZScale;
vp.MaxZ = (xfregs.rawViewport[5] + xfregs.Zoffset) / xfregs.ZScale;
vp.MinZ = (xfregs.rawViewport[5] - xfregs.rawViewport[2]) / 16777216.0f;
vp.MaxZ = xfregs.rawViewport[5] / 16777216.0f;
// This seems to happen a lot - the above calc is probably wrong.
if (vp.MinZ < 0.0f) vp.MinZ = 0.0f;

View File

@ -1345,8 +1345,8 @@ void UpdateViewport()
int GLWidth = (int)ceil(abs((int)(2 * xfregs.rawViewport[0])) * MValueX);
int GLHeight = (int)ceil(abs((int)(2 * xfregs.rawViewport[1])) * MValueY);
//new dept equation , don't know if is correct but...
double GLNear = (xfregs.rawViewport[5] - xfregs.rawViewport[2] + xfregs.Zoffset) / xfregs.ZScale;
double GLFar = (xfregs.rawViewport[5] + xfregs.Zoffset) / xfregs.ZScale;
double GLNear = (xfregs.rawViewport[5] - xfregs.rawViewport[2]) / 16777216.0f;
double GLFar = xfregs.rawViewport[5] / 16777216.0f;
// Update the view port
glViewport(GLx, GLy, GLWidth, GLHeight);