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work on colourfilters

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This commit is contained in:
aap
2021-01-19 20:42:16 +01:00
parent 8baae4c77f
commit 7e136a792f
9 changed files with 81 additions and 48 deletions
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93
src/extras/postfx.cpp
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@ -16,13 +16,15 @@
RwRaster *CPostFX::pFrontBuffer;
RwRaster *CPostFX::pBackBuffer;
bool CPostFX::bJustInitialised;
int CPostFX::EffectSwitch = POSTFX_NORMAL;
int CPostFX::EffectSwitch = POSTFX_PS2;
bool CPostFX::BlurOn = false;
bool CPostFX::MotionBlurOn = false;
static RwIm2DVertex Vertex[4];
static RwIm2DVertex Vertex2[4];
static RwImVertexIndex Index[6] = { 0, 1, 2, 0, 2, 3 };
static RwIm2DVertex BlurVertex[12];
static RwImVertexIndex BlurIndex[18] = { 0, 1, 2, 0, 2, 3, 4, 5, 6, 4, 6, 7, 8, 9, 10, 8, 10, 11 };
#ifdef RW_D3D9
void *colourfilterLCS_PS;
@ -205,9 +207,44 @@ CPostFX::Close(void)
#endif
}
static float blurOffset = 0.6f;//3.0f/16.0f; // not quite sure sure about this
static float blurIntensity = 0.25f;
void
CPostFX::RenderOverlayBlur(RwCamera *cam, int32 r, int32 g, int32 b, int32 a)
{
memcpy(BlurVertex, Vertex, sizeof(Vertex));
memcpy(BlurVertex+4, Vertex, sizeof(Vertex));
memcpy(BlurVertex+8, Vertex, sizeof(Vertex));
int intensity = 255*blurIntensity;
int i;
for(i = 0; i < 4; i++){
RwIm2DVertexSetScreenX(&BlurVertex[i], RwIm2DVertexGetScreenX(&BlurVertex[i]) + blurOffset);
RwIm2DVertexSetIntRGBA(&BlurVertex[i], 255, 255, 255, intensity);
}
for(i = 4; i < 8; i++){
RwIm2DVertexSetScreenX(&BlurVertex[i], RwIm2DVertexGetScreenX(&BlurVertex[i]) + blurOffset);
RwIm2DVertexSetScreenY(&BlurVertex[i], RwIm2DVertexGetScreenY(&BlurVertex[i]) + blurOffset);
RwIm2DVertexSetIntRGBA(&BlurVertex[i], 255, 255, 255, intensity);
}
for(i = 8; i < 12; i++){
RwIm2DVertexSetScreenY(&BlurVertex[i], RwIm2DVertexGetScreenY(&BlurVertex[i]) + blurOffset);
RwIm2DVertexSetIntRGBA(&BlurVertex[i], 255, 255, 255, intensity);
}
RwRenderStateSet(rwRENDERSTATETEXTURERASTER, pBackBuffer);
RwRenderStateSet(rwRENDERSTATETEXTUREFILTER, (void*)rwFILTERLINEAR);
RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
RwRenderStateSet(rwRENDERSTATESRCBLEND, (void*)rwBLENDSRCALPHA);
RwRenderStateSet(rwRENDERSTATEDESTBLEND, (void*)rwBLENDINVSRCALPHA);
RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, BlurVertex, 12, BlurIndex, 18);
// this sucks: should render colourfilter with blending instead
// but can't change equation to subtraction for PSP here
GetBackBuffer(cam);
/* the old way
RwRenderStateSet(rwRENDERSTATETEXTURERASTER, pFrontBuffer);
RwRenderStateSet(rwRENDERSTATEVERTEXALPHAENABLE, (void*)TRUE);
@ -240,6 +277,7 @@ CPostFX::RenderOverlayBlur(RwCamera *cam, int32 r, int32 g, int32 b, int32 a)
RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, Vertex, 4, Index, 6);
RwIm2DRenderIndexedPrimitive(rwPRIMTYPETRILIST, BlurOn ? Vertex2 : Vertex, 4, Index, 6);
*/
}
void
@ -291,7 +329,7 @@ CPostFX::RenderOverlayShader(RwCamera *cam, int32 r, int32 g, int32 b, int32 a)
blurcolors[0] = r*f/255.0f;
blurcolors[1] = g*f/255.0f;
blurcolors[2] = b*f/255.0f;
blurcolors[3] = 30/255.0f;
blurcolors[3] = EffectSwitch == POSTFX_PSP ? -1.0f : 1.0f;
#ifdef RW_D3D9
rw::d3d::d3ddevice->SetPixelShaderConstantF(10, blurcolors, 1);
rw::d3d::im2dOverridePS = colourfilterLCS_PS;
@ -339,11 +377,8 @@ CPostFX::NeedBackBuffer(void)
case POSTFX_SIMPLE:
// no actual rendering here
return false;
case POSTFX_NORMAL:
if(MotionBlurOn)
return false;
else
return true;
case POSTFX_PSP:
case POSTFX_PS2:
case POSTFX_MOBILE:
return true;
}
@ -354,24 +389,11 @@ bool
CPostFX::NeedFrontBuffer(int32 type)
{
// Last frame -- needed for motion blur
if(CMBlur::Drunkness > 0.0f)
if(MotionBlurOn)
return true;
if(type == MOTION_BLUR_SNIPER)
return true;
switch(EffectSwitch){
case POSTFX_OFF:
case POSTFX_SIMPLE:
// no actual rendering here
return false;
case POSTFX_NORMAL:
if(MotionBlurOn)
return true;
else
return false;
case POSTFX_MOBILE:
return false;
}
return false;
}
@ -386,11 +408,17 @@ CPostFX::GetBackBuffer(RwCamera *cam)
void
CPostFX::Render(RwCamera *cam, uint32 red, uint32 green, uint32 blue, uint32 blur, int32 type, uint32 bluralpha)
{
// LCS PS2 blur is drawn in three passes:
// blend frame with current frame 3 times to blur a bit
// blend one more time with colour filter
// motion blur like normal
if(pFrontBuffer == nil)
Open(cam);
assert(pFrontBuffer);
assert(pBackBuffer);
/* // LCS: don't need that anymore
if(type == MOTION_BLUR_LIGHT_SCENE){
SmoothColor(red, green, blue, blur);
red = AvgRed;
@ -398,6 +426,7 @@ CPostFX::Render(RwCamera *cam, uint32 red, uint32 green, uint32 blue, uint32 blu
blue = AvgBlue;
blur = AvgAlpha;
}
*/
if(NeedBackBuffer())
GetBackBuffer(cam);
@ -405,10 +434,15 @@ CPostFX::Render(RwCamera *cam, uint32 red, uint32 green, uint32 blue, uint32 blu
DefinedState();
RwRenderStateSet(rwRENDERSTATEFOGENABLE, (void*)FALSE);
RwRenderStateSet(rwRENDERSTATETEXTUREFILTER, (void*)rwFILTERNEAREST);
RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)FALSE);
RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)FALSE);
if(BlurOn)
RenderOverlayBlur(cam, 0, 0, 0, 0);
RwRenderStateSet(rwRENDERSTATETEXTUREFILTER, (void*)rwFILTERNEAREST);
// TODO(LCS): check this out
if(type == MOTION_BLUR_SNIPER){
if(!bJustInitialised)
RenderOverlaySniper(cam, red, green, blue, blur);
@ -417,21 +451,16 @@ CPostFX::Render(RwCamera *cam, uint32 red, uint32 green, uint32 blue, uint32 blu
case POSTFX_SIMPLE:
// no actual rendering here
break;
case POSTFX_NORMAL:
if(MotionBlurOn){
if(!bJustInitialised)
RenderOverlayBlur(cam, red, green, blue, blur);
}else{
RenderOverlayShader(cam, red, green, blue, blur);
}
break;
case POSTFX_PSP:
case POSTFX_PS2:
case POSTFX_MOBILE:
RenderOverlayShader(cam, red, green, blue, blur);
break;
}
if(!bJustInitialised)
RenderMotionBlur(cam, 175.0f * CMBlur::Drunkness);
if(MotionBlurOn)
if(!bJustInitialised)
RenderMotionBlur(cam, bluralpha);
RwRenderStateSet(rwRENDERSTATEZTESTENABLE, (void*)TRUE);
RwRenderStateSet(rwRENDERSTATEZWRITEENABLE, (void*)TRUE);