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1.28.3.0: Vertical blend: Changed CopyMixedSource() to operate on 14M pixel (was 7M) - #616

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This commit is contained in:
tomcw 2019-03-02 15:54:22 +00:00
parent cba3b7662e
commit 82c2f3d142
2 changed files with 11 additions and 11 deletions
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2
resource/version.h
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@ -1,4 +1,4 @@
#define APPLEWIN_VERSION 1,28,2,0 #define APPLEWIN_VERSION 1,28,3,0
#define xstr(a) str(a) #define xstr(a) str(a)
#define str(a) #a #define str(a) #a

20
source/RGBMonitor.cpp
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@ -10,7 +10,7 @@
const int SRCOFFS_LORES = 0; // 0 const int SRCOFFS_LORES = 0; // 0
const int SRCOFFS_HIRES = (SRCOFFS_LORES + 16); // 16 const int SRCOFFS_HIRES = (SRCOFFS_LORES + 16); // 16
const int SRCOFFS_HIRES2 = (SRCOFFS_HIRES + 512); // 528 // Style = Vertical Blend const int SRCOFFS_HIRES2 = (SRCOFFS_HIRES + 512); // 528 // Style = Vertical Blend, 280-pixel (from 1.25)
const int SRCOFFS_DHIRES = (SRCOFFS_HIRES2 + 512); // 1040 const int SRCOFFS_DHIRES = (SRCOFFS_HIRES2 + 512); // 1040
const int SRCOFFS_TOTAL = (SRCOFFS_DHIRES + 2560); // 3600 const int SRCOFFS_TOTAL = (SRCOFFS_DHIRES + 2560); // 3600
@ -490,7 +490,7 @@ const UINT FRAMEBUFFER_W = 560;
const UINT FRAMEBUFFER_H = 384; const UINT FRAMEBUFFER_H = 384;
const UINT HGR_MATRIX_YOFFSET = 2; const UINT HGR_MATRIX_YOFFSET = 2;
static BYTE hgrpixelmatrix[FRAMEBUFFER_W/2][FRAMEBUFFER_H/2 + 2 * HGR_MATRIX_YOFFSET]; // 2 extra scan lines on bottom? static BYTE hgrpixelmatrix[FRAMEBUFFER_W][FRAMEBUFFER_H/2 + 2 * HGR_MATRIX_YOFFSET]; // 2 extra scan lines on bottom?
static BYTE colormixbuffer[6]; // 6 hires colours static BYTE colormixbuffer[6]; // 6 hires colours
static WORD colormixmap[6][6][6]; // top x middle x bottom static WORD colormixmap[6][6][6]; // top x middle x bottom
@ -606,21 +606,20 @@ static void MixColorsVertical(int matx, int maty)
colormixbuffer[5] = (twoHalfPixel & 0x00FF); colormixbuffer[5] = (twoHalfPixel & 0x00FF);
} }
// NB. This operates at the 7M pixel level: 2 identical 14M pixels are written per inner loop (so no support for half-dot-shift, eg. Archon's title)
static void CopyMixedSource(int x, int y, int sourcex, int sourcey, bgra_t *pVideoAddress) static void CopyMixedSource(int x, int y, int sourcex, int sourcey, bgra_t *pVideoAddress)
{ {
const BYTE* const currsourceptr = g_aSourceStartofLine[sourcey]+sourcex; const BYTE* const currsourceptr = g_aSourceStartofLine[sourcey]+sourcex;
UINT32* const currdestptr = (UINT32*) pVideoAddress; UINT32* const currdestptr = (UINT32*) pVideoAddress;
const int matx = x; const int matx = x*2;
const int maty = HGR_MATRIX_YOFFSET + y; const int maty = HGR_MATRIX_YOFFSET + y;
const int hgrlinesabove = (y > 0) ? 1 : 0; const int hgrlinesabove = (y > 0) ? 1 : 0;
const int hgrlinesbelow = VideoGetSWMIXED() ? ((y < 159)? 1:0) : ((y < 191)? 1:0); const int hgrlinesbelow = VideoGetSWMIXED() ? ((y < 159)? 1:0) : ((y < 191)? 1:0);
const int istart = 2 - (hgrlinesabove*2); const int istart = 2 - (hgrlinesabove*2);
const int iend = 3 + (hgrlinesbelow*2); const int iend = 3 + (hgrlinesbelow*2);
// transfer 7 pixels (i.e. the visible part of an apple hgr-byte) from row to pixelmatrix // transfer 14 pixels (i.e. the visible part of an apple hgr-byte) from row to pixelmatrix
for (int count = 0, bufxoffset = 0; count < 7; count++, bufxoffset += 2) for (int count = 0, bufxoffset = 0; count < 14; count++, bufxoffset += 1)
{ {
hgrpixelmatrix[matx+count][maty] = *(currsourceptr+bufxoffset); hgrpixelmatrix[matx+count][maty] = *(currsourceptr+bufxoffset);
@ -637,14 +636,14 @@ static void CopyMixedSource(int x, int y, int sourcex, int sourcey, bgra_t *pVid
if (IsVideoStyle(VS_HALF_SCANLINES) && (i & 1)) if (IsVideoStyle(VS_HALF_SCANLINES) && (i & 1))
{ {
// 50% Half Scan Line clears every odd scanline (and SHIFT+PrintScreen saves only the even rows) // 50% Half Scan Line clears every odd scanline (and SHIFT+PrintScreen saves only the even rows)
*currptr = *(currptr+1) = 0; *currptr = 0;
} }
else else
{ {
_ASSERT( colormixbuffer[i] < (sizeof(PalIndex2RGB)/sizeof(PalIndex2RGB[0])) ); _ASSERT( colormixbuffer[i] < (sizeof(PalIndex2RGB)/sizeof(PalIndex2RGB[0])) );
const RGBQUAD& rRGB = PalIndex2RGB[ colormixbuffer[i] ]; const RGBQUAD& rRGB = PalIndex2RGB[ colormixbuffer[i] ];
const UINT32 rgb = (((UINT32)rRGB.rgbRed)<<16) | (((UINT32)rRGB.rgbGreen)<<8) | ((UINT32)rRGB.rgbBlue); const UINT32 rgb = (((UINT32)rRGB.rgbRed)<<16) | (((UINT32)rRGB.rgbGreen)<<8) | ((UINT32)rRGB.rgbBlue);
*currptr = *(currptr+1) = rgb; *currptr = rgb;
} }
} }
} }
@ -699,7 +698,8 @@ void UpdateHiResCell (int x, int y, uint16_t addr, bgra_t *pVideoAddress)
{ {
CopyMixedSource( CopyMixedSource(
x*7, y, x*7, y,
SRCOFFS_HIRES2+COLOFFS+((x & 1) << 4), (((int)byteval2) << 1), // SRCOFFS_HIRES2+COLOFFS+((x & 1) << 4), (((int)byteval2) << 1),
SRCOFFS_HIRES+COLOFFS+((x & 1) << 4), (((int)byteval2) << 1),
pVideoAddress pVideoAddress
); );
} }
@ -867,7 +867,7 @@ static void V_CreateDIBSections(void)
ZeroMemory(g_pSourcePixels, SRCOFFS_TOTAL*MAX_SOURCE_Y); // 32 bytes/pixel * 16 colors = 512 bytes/row ZeroMemory(g_pSourcePixels, SRCOFFS_TOTAL*MAX_SOURCE_Y); // 32 bytes/pixel * 16 colors = 512 bytes/row
V_CreateLookup_Lores(); V_CreateLookup_Lores();
V_CreateLookup_Hires(); // For CopyMixedSource() / VS_COLOR_VERTICAL_BLEND // V_CreateLookup_Hires(); // For CopyMixedSource() / VS_COLOR_VERTICAL_BLEND, 280-pixel (from 1.25)
V_CreateLookup_HiResHalfPixel_Authentic(VT_COLOR_MONITOR_RGB); V_CreateLookup_HiResHalfPixel_Authentic(VT_COLOR_MONITOR_RGB);
V_CreateLookup_DoubleHires(); V_CreateLookup_DoubleHires();