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fog is done in pixel shader but needs to factor x adjustment

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2309 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania
2009-02-19 04:41:58 +00:00
parent 8bffec52dc
commit 14ab646978
7 changed files with 108 additions and 51 deletions
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27
Source/Core/VideoCommon/Src/PixelShaderManager.cpp
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@ -32,6 +32,8 @@ static bool s_bZBiasChanged;
static bool s_bIndTexScaleChanged;
static bool s_bZTextureTypeChanged;
static bool s_bDepthRangeChanged;
static bool s_bFogColorChanged;
static bool s_bFogParamChanged;
static float lastDepthRange[2] = {0}; // 0 = far z, 1 = far - near
static float lastRGBAfull[2][4][4];
static u8 s_nTexDimsChanged;
@ -53,6 +55,7 @@ void PixelShaderManager::Init()
s_nTexDimsChanged = 0;
s_nIndTexMtxChanged = 15;
s_bAlphaChanged = s_bZBiasChanged = s_bIndTexScaleChanged = s_bZTextureTypeChanged = s_bDepthRangeChanged = true;
s_bFogColorChanged = s_bFogParamChanged = true;
for (int i = 0; i < 8; ++i)
maptocoord[i] = -1;
maptocoord_mask = 0;
@ -140,7 +143,7 @@ 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] / 16777215.0f, lastDepthRange[1] / 16777215.0f, 0, (float)( (((int)lastZBias<<8)>>8))/16777216.0f);
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;
}
@ -198,6 +201,18 @@ void PixelShaderManager::SetConstants()
}
s_nIndTexMtxChanged = 0;
}
if (s_bFogColorChanged) {
SetPSConstant4f(C_FOG, bpmem.fog.color.r / 255.0f, bpmem.fog.color.g / 255.0f, bpmem.fog.color.b / 255.0f, 0);
s_bFogColorChanged = false;
}
if (s_bFogParamChanged) {
float a = bpmem.fog.a.GetA() * ((float)(1 << bpmem.fog.b_shift));
float b = ((float)bpmem.fog.b_magnitude / 8388638) * ((float)(1 << (bpmem.fog.b_shift - 1)));
SetPSConstant4f(C_FOG + 1, a, b, bpmem.fog.c_proj_fsel.GetC(), 0);
s_bFogParamChanged = false;
}
}
void PixelShaderManager::SetPSTextureDims(int texid)
@ -366,6 +381,16 @@ void PixelShaderManager::SetTexDimsChanged(int texmapid)
SetIndTexScaleChanged();
}
void PixelShaderManager::SetFogColorChanged()
{
s_bFogColorChanged = true;
}
void PixelShaderManager::SetFogParamChanged()
{
s_bFogParamChanged = true;
}
void PixelShaderManager::SetColorMatrix(const float* pmatrix, const float* pfConstAdd)
{
SetPSConstant4fv(C_COLORMATRIX, pmatrix);