mirror of
https://github.com/ZDoom/gzdoom-gles.git
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- Fixed: 3D hardware texture filling did not copy pixels with 0 alpha,
preserving whatever was underneath in the texture box previously. SVN r976 (trunk)
This commit is contained in:
parent
a4da6f1ac1
commit
32557c4a28
4 changed files with 52 additions and 13 deletions
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@ -1,4 +1,6 @@
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May 16, 2008
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- Fixed: 3D hardware texture filling did not copy pixels with 0 alpha,
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preserving whatever was underneath in the texture box previously.
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- Fixed: s_sound.cpp had its own idea of whether or not sounds were paused
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and did not entirely keep it in sync with the sound system's. This meant
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that when starting a new game from the menu, all sounds were played as
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@ -57,7 +57,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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case BLEND_NONE:
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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TBlend::OpC(pout[TDest::RED], TSrc::R(pin), a, inf);
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TBlend::OpC(pout[TDest::GREEN], TSrc::G(pin), a, inf);
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@ -73,7 +74,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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// Doom's inverted invulnerability map
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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gray = clamp<int>(255 - TSrc::Gray(pin),0,255);
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@ -91,7 +93,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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// Heretic's golden invulnerability map
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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gray = TSrc::Gray(pin);
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r=clamp<int>(gray+(gray>>1),0,255);
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@ -111,7 +114,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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// Skulltag's red Doomsphere map
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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gray = TSrc::Gray(pin);
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r=clamp<int>(gray+(gray>>1),0,255);
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@ -130,7 +134,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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// Skulltags's Guardsphere map
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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gray = TSrc::Gray(pin);
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r=clamp<int>(gray+(gray>>1),0,255);
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@ -150,7 +155,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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// Since this is done in True Color the purplish tint is fully preserved - even in Doom!
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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int gray = TSrc::Gray(pin)>>4;
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@ -171,7 +177,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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fac=inf->blend-BLEND_DESATURATE1+1;
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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gray = TSrc::Gray(pin);
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r = (TSrc::R(pin)*(31-fac) + gray*fac)/31;
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@ -192,7 +199,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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case BLEND_MODULATE:
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for(i=0;i<count;i++)
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{
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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r = (TSrc::R(pin)*inf->blendcolor[0])>>FRACBITS;
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g = (TSrc::G(pin)*inf->blendcolor[1])>>FRACBITS;
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@ -212,7 +220,8 @@ void iCopyColors(BYTE *pout, const BYTE *pin, int count, int step, FCopyInfo *in
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for(i=0;i<count;i++)
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{
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// color blend
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if ((a = TSrc::A(pin)))
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a = TSrc::A(pin);
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if (TBlend::ProcessAlpha0() || a)
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{
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r = (TSrc::R(pin)*inf->blendcolor[3] + inf->blendcolor[0]) >> FRACBITS;
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g = (TSrc::G(pin)*inf->blendcolor[3] + inf->blendcolor[1]) >> FRACBITS;
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@ -311,6 +320,17 @@ static const CopyFunc copyfuncs[][9]={
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iCopyColors<cRGB555, cBGRA, bCopyAlpha>,
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iCopyColors<cPalEntry, cBGRA, bCopyAlpha>
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},
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{
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iCopyColors<cRGB, cBGRA, bOverwrite>,
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iCopyColors<cRGBA, cBGRA, bOverwrite>,
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iCopyColors<cIA, cBGRA, bOverwrite>,
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iCopyColors<cCMYK, cBGRA, bOverwrite>,
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iCopyColors<cBGR, cBGRA, bOverwrite>,
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iCopyColors<cBGRA, cBGRA, bOverwrite>,
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iCopyColors<cI16, cBGRA, bOverwrite>,
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iCopyColors<cRGB555, cBGRA, bOverwrite>,
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iCopyColors<cPalEntry, cBGRA, bOverwrite>
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},
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};
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//===========================================================================
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@ -461,9 +481,9 @@ void iCopyPaletted(BYTE *buffer, const BYTE * patch, int srcwidth, int srcheight
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for (x=0;x<srcwidth;x++,pos+=4)
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{
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int v=(unsigned char)patch[y*step_y+x*step_x];
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int a;
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int a = palette[v].a;
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if ((a = palette[v].a))
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if (TBlend::ProcessAlpha0() || a)
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{
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TBlend::OpC(buffer[pos + TDest::RED], palette[v].r, a, inf);
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TBlend::OpC(buffer[pos + TDest::GREEN], palette[v].g, a, inf);
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@ -487,6 +507,7 @@ static const CopyPalettedFunc copypalettedfuncs[]=
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iCopyPaletted<cBGRA, bReverseSubtract>,
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iCopyPaletted<cBGRA, bModulate>,
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iCopyPaletted<cBGRA, bCopyAlpha>,
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iCopyPaletted<cBGRA, bOverwrite>
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};
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//===========================================================================
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@ -281,7 +281,8 @@ enum ECopyOp
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OP_SUBTRACT,
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OP_REVERSESUBTRACT,
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OP_MODULATE,
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OP_COPYALPHA
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OP_COPYALPHA,
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OP_OVERWRITE
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};
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struct FCopyInfo
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = s; }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return false; }
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};
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struct bOverwrite
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = s; }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bBlend
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = (d*i->invalpha + s*i->alpha) >> FRACBITS; }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bAdd
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = MIN<int>((d*FRACUNIT + s*i->alpha) >> FRACBITS, 255); }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bSubtract
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = MAX<int>((d*FRACUNIT - s*i->alpha) >> FRACBITS, 0); }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bReverseSubtract
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = MAX<int>((-d*FRACUNIT + s*i->alpha) >> FRACBITS, 0); }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bModulate
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = (s*d)/255; }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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struct bCopyAlpha
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{
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static __forceinline void OpC(BYTE &d, BYTE s, BYTE a, FCopyInfo *i) { d = (s*a + d*(255-a))/255; }
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static __forceinline void OpA(BYTE &d, BYTE s, FCopyInfo *i) { d = s; }
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static __forceinline bool ProcessAlpha0() { return true; }
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};
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@ -458,8 +458,9 @@ void FTexture::FillBuffer(BYTE *buff, int pitch, int height, FTextureFormat fmt)
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case TEX_RGB:
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{
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FCopyInfo inf = {OP_OVERWRITE, };
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FBitmap bmp(buff, pitch, pitch/4, height);
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CopyTrueColorPixels(&bmp, 0, 0);
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CopyTrueColorPixels(&bmp, 0, 0, 0, &inf);
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break;
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}
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