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https://github.com/AppleWin/AppleWin.git
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Cleanup: Alphabetize functions
This commit is contained in:
michaelangel007
parent
88b1b493e4
commit
6c9032d67e
757
source/NTSC.cpp
757
source/NTSC.cpp
@ -53,7 +53,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#define CYCLESTART (PI/4.f) // PI/4 = 45 degrees
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#else // sharpness is higher, less color bleed
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#if CHROMA_FILTER == 2
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#define CYCLESTART (PI/4.f) // PI/4 = 45 degrees // c = signal_prefilter(z);
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#define CYCLESTART (PI/4.f) // PI/4 = 45 degrees // c = init_signal_prefilter(z);
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#else
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// #define CYCLESTART DEG_TO_RAD(90) // (PI*0.5) // PI/2 = 90 degrees // HGR: Great, GR: fail on brown
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#define CYCLESTART DEG_TO_RAD(115.f) // GR perfect match of slow method
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@ -276,6 +276,9 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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static void (* g_pNTSC_FuncVideoText )(long) = NTSC_UpdateVideoText40;
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void (* g_pNTSC_FuncVideoUpdate)(long) = NTSC_UpdateVideoText40;
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static void (*ntscMonoPixel )(int) = 0; //ntscMonoSinglePixel ;
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static void (*ntscColorPixel)(int) = 0; //ntscColorSinglePixel;
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// Prototypes
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// prototype from CPU.h
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//unsigned char CpuRead(unsigned short addr, unsigned long uExecutedCycles);
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@ -285,7 +288,16 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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void init_chroma_phase_table();
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void updateColorPhase();
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void updateVideoHorzEOL();
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void updateMonochromeColor( uint16_t r, uint16_t g, uint16_t b );
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static void ntscMonoSinglePixel (int compositeSignal);
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static void ntscMonoDoublePixel (int compositeSignal);
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static void ntscColorSinglePixel (int compositeSignal);
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static void ntscColorDoublePixel (int compositeSignal);
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static void ntscMonoTVSinglePixel (int compositeSignal);
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static void ntscMonoTVDoublePixel (int compositeSignal);
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static void ntscColorTVSinglePixel (int compositeSignal);
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static void ntscColorTVDoublePixel (int compositeSignal);
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static void updateMonochromeColor( uint16_t r, uint16_t g, uint16_t b );
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//===========================================================================
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inline float clampZeroOne( const float & x )
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@ -295,6 +307,18 @@ inline float clampZeroOne( const float & x )
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/* ...... */ return x;
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}
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//===========================================================================
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inline uint8_t getCharSetBits(int iChar)
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{
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return csbits[g_nVideoCharSet][iChar][g_nVideoClockVert & 7];
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}
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//===========================================================================
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inline uint16_t getLoResBits( uint8_t iByte )
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{
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return g_aPixelMaskGR[ (iByte >> (g_nVideoClockVert & 4)) & 0xF ];
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}
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//===========================================================================
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inline void updateColorPhase()
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{
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@ -303,17 +327,156 @@ inline void updateColorPhase()
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}
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//===========================================================================
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void NTSC_VideoInitAppleType ()
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inline void updateVideoHorzEOL()
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{
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int model = g_Apple2Type;
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if (VIDEO_SCANNER_MAX_HORZ == ++g_nVideoClockHorz)
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{
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g_nVideoClockHorz = 0;
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if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
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{
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//VIDEO_DRAW_ENDLINE();
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if (g_nColorBurstPixels < 2)
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{
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ntscMonoPixel(g_nLastColumnPixelNTSC);
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ntscMonoPixel(0);
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ntscMonoPixel(0);
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ntscMonoPixel(0);
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}
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else
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{
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ntscColorPixel(g_nLastColumnPixelNTSC);
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ntscColorPixel(0);
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ntscColorPixel(0);
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ntscColorPixel(0);
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}
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}
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// anything other than low bit set means not II/II+
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if (model & 0xFFFE)
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g_pHorzClockOffset = APPLE_IIE_HORZ_CLOCK_OFFSET;
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else
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g_pHorzClockOffset = APPLE_IIP_HORZ_CLOCK_OFFSET;
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if (++g_nVideoClockVert == VIDEO_SCANNER_MAX_VERT)
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{
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g_nVideoClockVert = 0;
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if (++g_nTextFlashCounter == 16)
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{
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g_nTextFlashCounter = 0;
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g_nTextFlashMask ^= -1; // 16-bits
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}
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}
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if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
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{
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vbp0 = g_NTSC_Lines[2*g_nVideoClockVert];
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g_nColorPhaseNTSC = INITIAL_COLOR_PHASE;
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g_nLastColumnPixelNTSC = 0;
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g_nSignalBitsNTSC = 0;
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}
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}
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}
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#define SINGLE_SCANLINE_MONITOR(signal,table) \
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do { \
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unsigned int *cp, *mp; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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cp = (unsigned int *)(&(table[g_nSignalBitsNTSC][0])); \
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*((unsigned int *)vbp0) = *cp; \
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mp = (unsigned int *)(vbp0 - 4 * FRAMEBUFFER_W); \
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*mp = ((*cp & 0x00fcfcfc) >> 2) + 0xff000000; \
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vbp0 += 4; \
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} while(0)
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#define SINGLE_SCANLINE_TELEVISION(signal,table) \
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do { \
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unsigned int ntscp, prevp, betwp; \
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unsigned int *prevlin, *between; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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prevlin = (unsigned int *)(vbp0 + 8 * FRAMEBUFFER_W); \
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between = (unsigned int *)(vbp0 + 4 * FRAMEBUFFER_W); \
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ntscp = *(unsigned int *)(&(table[g_nSignalBitsNTSC][0])); /* raw current NTSC color */ \
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prevp = *prevlin; \
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betwp = ntscp - ((ntscp & 0x00fcfcfc) >> 2); \
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*between = betwp | 0xff000000; \
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*((unsigned int *)vbp0) = ntscp; \
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vbp0 += 4; \
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} while(0)
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#define DOUBLE_SCANLINE_MONITOR(signal,table) \
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do { \
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unsigned int *cp, *mp; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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cp = (unsigned int *)(&(table[g_nSignalBitsNTSC][0])); \
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mp = (unsigned int *)(vbp0 - 4 * FRAMEBUFFER_W); \
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*((unsigned int *)vbp0) = *mp = *cp; \
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vbp0 += 4; \
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} while(0)
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#define DOUBLE_SCANLINE_TELEVISION(signal,table) \
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do { \
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unsigned int ntscp, prevp, betwp; \
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unsigned int *prevlin, *between; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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prevlin = (unsigned int *)(vbp0 + 8 * FRAMEBUFFER_W); \
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between = (unsigned int *)(vbp0 + 4 * FRAMEBUFFER_W); \
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ntscp = *(unsigned int *)(&(table[g_nSignalBitsNTSC][0])); /* raw current NTSC color */ \
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prevp = *prevlin; \
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betwp = ((ntscp & 0x00fefefe) >> 1) + ((prevp & 0x00fefefe) >> 1); \
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*between = betwp | 0xff000000; \
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*((unsigned int *)vbp0) = ntscp; \
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vbp0 += 4; \
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} while(0)
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//===========================================================================
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inline
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void VIDEO_DRAW_BITS( uint16_t bt )
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{
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if (g_nColorBurstPixels < 2)
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{
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/* #1 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #2 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #3 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #4 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #5 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #6 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); bt >>= 1;
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/* #7 of 7 */
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ntscMonoPixel(bt & 1); bt >>= 1;
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ntscMonoPixel(bt & 1); g_nLastColumnPixelNTSC = bt & 1; bt >>= 1;
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}
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else
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{
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/* #1 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #2 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #3 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #4 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #5 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #6 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); bt >>= 1;
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/* #7 of 7 */
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ntscColorPixel(bt & 1); bt >>= 1;
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ntscColorPixel(bt & 1); g_nLastColumnPixelNTSC = bt & 1; bt >>= 1;
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}
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}
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//===========================================================================
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static void init_video_tables (void)
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{
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/*
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@ -337,7 +500,8 @@ static void init_video_tables (void)
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// sadly float64 precision is needed
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#define real double
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static real signal_prefilter (real z)
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//===========================================================================
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static real init_signal_prefilter (real z)
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{
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static real xv[NUM_SIGZEROS + 1] = { 0,0,0 };
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static real yv[NUM_SIGPOLES + 1] = { 0,0,0 };
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@ -352,10 +516,11 @@ static real signal_prefilter (real z)
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return yv[2];
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}
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static real luma0_filter (real z)
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//===========================================================================
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static real init_luma0_filter (real z)
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{
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static real xv[NUM_LUMZEROS + 1];
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static real yv[NUM_LUMPOLES + 1];
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static real xv[NUM_LUMZEROS + 1] = { 0,0,0 };
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static real yv[NUM_LUMPOLES + 1] = { 0,0,0 };
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xv[0] = xv[1];
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xv[1] = xv[2];
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@ -367,10 +532,11 @@ static real luma0_filter (real z)
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return yv[2];
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}
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static real luma1_filter (real z)
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//===========================================================================
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static real init_luma1_filter (real z)
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{
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static real xv[NUM_LUMZEROS + 1];
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static real yv[NUM_LUMPOLES + 1];
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static real xv[NUM_LUMZEROS + 1] = { 0,0,0};
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static real yv[NUM_LUMPOLES + 1] = { 0,0,0};
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xv[0] = xv[1];
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xv[1] = xv[2];
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@ -382,10 +548,11 @@ static real luma1_filter (real z)
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return yv[2];
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}
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static real chroma_filter (real z)
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//===========================================================================
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static real init_chroma_filter (real z)
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{
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static real xv[NUM_CHRZEROS + 1];
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static real yv[NUM_CHRPOLES + 1];
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static real xv[NUM_CHRZEROS + 1] = {0,0,0};
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static real yv[NUM_CHRPOLES + 1] = {0,0,0};
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xv[0] = xv[1];
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xv[1] = xv[2];
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@ -426,10 +593,10 @@ static void init_chroma_phase_table (void)
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{
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#if CHROMA_BLUR
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//z = z * 1.25;
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zz = signal_prefilter(z);
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c = chroma_filter(zz); // "Mostly" correct _if_ CYCLESTART = PI/4 = 45 degrees
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y0 = luma0_filter(zz);
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y1 = luma1_filter(zz - c);
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zz = init_signal_prefilter(z);
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c = init_chroma_filter(zz); // "Mostly" correct _if_ CYCLESTART = PI/4 = 45 degrees
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y0 = init_luma0_filter(zz);
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y1 = init_luma1_filter(zz - c);
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#else // CHROMA_BLUR
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y0 = y0 + (z - y0) / 4.0;
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y1 = y0; // fix TV mode
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@ -449,7 +616,7 @@ static void init_chroma_phase_table (void)
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#endif
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#if CHROMA_FILTER == 2 // more blur, muted chroma fringe
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// White has too much ringing, and the color fringes are muted
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c = signal_prefilter(z); // "Mostly" correct _if_ CYCLESTART = PI/4 = 45 degrees
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c = init_signal_prefilter(z); // "Mostly" correct _if_ CYCLESTART = PI/4 = 45 degrees
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#endif
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#endif // CHROMA_BLUR
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c = c * 2.f;
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@ -523,160 +690,56 @@ static void init_chroma_phase_table (void)
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}
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//===========================================================================
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void NTSC_VideoInit( uint8_t* pFramebuffer ) // wsVideoInit
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{
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make_csbits();
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init_video_tables();
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init_chroma_phase_table();
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updateMonochromeColor( 0xFF, 0xFF, 0xFF );
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for (int y = 0; y < 384; y++)
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g_NTSC_Lines[y] = g_pFramebufferbits + 4 * FRAMEBUFFER_W * ((FRAMEBUFFER_H - 1) - y - 18) + 80;
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vbp0 = g_NTSC_Lines[0]; // wsLines
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#if HGR_TEST_PATTERN
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// Michael -- Init HGR to almost all-possible-combinations
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// CALL-151
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// C050 C053 C057
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unsigned char b = 0;
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unsigned char *main, *aux;
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for( unsigned page = 0; page < 2; page++ )
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{
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for( unsigned w = 0; w < 2; w++ ) // 16 cols
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{
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for( unsigned z = 0; z < 2; z++ ) // 8 cols
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{
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b = 0; // 4 columns * 64 rows
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for( unsigned x = 0; x < 4; x++ ) // 4 cols
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{
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for( unsigned y = 0; y < 64; y++ ) // 1 col
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{
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unsigned y2 = y*2;
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ad = 0x2000 + (y2&7)*0x400 + ((y2/8)&7)*0x80 + (y2/64)*0x28 + 2*x + 10*z + 20*w;
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ad += 0x2000*page;
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main = MemGetMainPtr(ad);
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aux = MemGetAuxPtr (ad);
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main[0] = b; main[1] = w + page*0x80;
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aux [0] = z; aux [1] = 0;
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y2 = y*2 + 1;
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ad = 0x2000 + (y2&7)*0x400 + ((y2/8)&7)*0x80 + (y2/64)*0x28 + 2*x + 10*z + 20*w;
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ad += 0x2000*page;
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main = MemGetMainPtr(ad);
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aux = MemGetAuxPtr (ad);
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main[0] = 0; main[1] = w + page*0x80;
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aux [0] = b; aux [1] = 0;
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b++;
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}
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}
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}
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}
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}
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#endif
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}
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#define SINGLEPIXEL(signal,table) \
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do { \
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unsigned int *cp, *mp; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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cp = (unsigned int *)(&(table[g_nSignalBitsNTSC][0])); \
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*((unsigned int *)vbp0) = *cp; \
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mp = (unsigned int *)(vbp0 - 4 * FRAMEBUFFER_W); \
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*mp = ((*cp & 0x00fcfcfc) >> 2) + 0xff000000; \
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vbp0 += 4; \
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} while(0)
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#define SINGLETVPIXEL(signal,table) \
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do { \
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unsigned int ntscp, prevp, betwp; \
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unsigned int *prevlin, *between; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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prevlin = (unsigned int *)(vbp0 + 8 * FRAMEBUFFER_W); \
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between = (unsigned int *)(vbp0 + 4 * FRAMEBUFFER_W); \
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ntscp = *(unsigned int *)(&(table[g_nSignalBitsNTSC][0])); /* raw current NTSC color */ \
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prevp = *prevlin; \
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betwp = ntscp - ((ntscp & 0x00fcfcfc) >> 2); \
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*between = betwp | 0xff000000; \
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*((unsigned int *)vbp0) = ntscp; \
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vbp0 += 4; \
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} while(0)
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#define DOUBLEPIXEL(signal,table) \
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do { \
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unsigned int *cp, *mp; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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cp = (unsigned int *)(&(table[g_nSignalBitsNTSC][0])); \
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mp = (unsigned int *)(vbp0 - 4 * FRAMEBUFFER_W); \
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*((unsigned int *)vbp0) = *mp = *cp; \
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vbp0 += 4; \
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} while(0)
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#define DOUBLETVPIXEL(signal,table) \
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do { \
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unsigned int ntscp, prevp, betwp; \
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unsigned int *prevlin, *between; \
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g_nSignalBitsNTSC = ((g_nSignalBitsNTSC << 1) | signal) & 0xFFF; \
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prevlin = (unsigned int *)(vbp0 + 8 * FRAMEBUFFER_W); \
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between = (unsigned int *)(vbp0 + 4 * FRAMEBUFFER_W); \
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ntscp = *(unsigned int *)(&(table[g_nSignalBitsNTSC][0])); /* raw current NTSC color */ \
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prevp = *prevlin; \
|
||||
betwp = ((ntscp & 0x00fefefe) >> 1) + ((prevp & 0x00fefefe) >> 1); \
|
||||
*between = betwp | 0xff000000; \
|
||||
*((unsigned int *)vbp0) = ntscp; \
|
||||
vbp0 += 4; \
|
||||
} while(0)
|
||||
|
||||
static void ntscMonoSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLEPIXEL(compositeSignal, g_aNTSCMonoMonitorCustom);
|
||||
}
|
||||
|
||||
static void ntscMonoDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLEPIXEL(compositeSignal, g_aNTSCMonoMonitorCustom);
|
||||
}
|
||||
|
||||
static void ntscColorSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLEPIXEL(compositeSignal, g_aNTSCColorMonitor[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
static void ntscColorDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLEPIXEL(compositeSignal, g_aNTSCColorMonitor[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
|
||||
static void ntscMonoTVSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLETVPIXEL(compositeSignal, g_aNTSCMonoTelevisionCustom);
|
||||
}
|
||||
|
||||
static void ntscMonoTVDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLETVPIXEL(compositeSignal, g_aNTSCMonoTelevisionCustom);
|
||||
}
|
||||
|
||||
static void ntscColorTVSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLETVPIXEL(compositeSignal, g_aNTSCColorTelevision[g_nColorPhaseNTSC]);
|
||||
SINGLE_SCANLINE_TELEVISION(compositeSignal, g_aNTSCColorTelevision[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscColorTVDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLETVPIXEL(compositeSignal, g_aNTSCColorTelevision[g_nColorPhaseNTSC]);
|
||||
DOUBLE_SCANLINE_TELEVISION(compositeSignal, g_aNTSCColorTelevision[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
static void (*ntscMonoPixel )(int) = ntscMonoSinglePixel ;
|
||||
static void (*ntscColorPixel)(int) = ntscColorSinglePixel;
|
||||
//===========================================================================
|
||||
static void ntscColorSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLE_SCANLINE_MONITOR(compositeSignal, g_aNTSCColorMonitor[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscColorDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLE_SCANLINE_MONITOR(compositeSignal, g_aNTSCColorMonitor[g_nColorPhaseNTSC]);
|
||||
updateColorPhase();
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscMonoSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLE_SCANLINE_MONITOR(compositeSignal, g_aNTSCMonoMonitorCustom);
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscMonoDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLE_SCANLINE_MONITOR(compositeSignal, g_aNTSCMonoMonitorCustom);
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscMonoTVSinglePixel (int compositeSignal)
|
||||
{
|
||||
SINGLE_SCANLINE_TELEVISION(compositeSignal, g_aNTSCMonoTelevisionCustom);
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
static void ntscMonoTVDoublePixel (int compositeSignal)
|
||||
{
|
||||
DOUBLE_SCANLINE_TELEVISION(compositeSignal, g_aNTSCMonoTelevisionCustom);
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void updateMonochromeColor( uint16_t r, uint16_t g, uint16_t b )
|
||||
@ -695,6 +758,55 @@ void updateMonochromeColor( uint16_t r, uint16_t g, uint16_t b )
|
||||
}
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_SetVideoTextMode( int cols )
|
||||
{
|
||||
if( cols == 40 )
|
||||
g_pNTSC_FuncVideoText = NTSC_UpdateVideoText40;
|
||||
else
|
||||
g_pNTSC_FuncVideoText = NTSC_UpdateVideoText80;
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_SetVideoMode( int bVideoModeFlags )
|
||||
{
|
||||
g_nVideoMixed = bVideoModeFlags & VF_MIXED;
|
||||
g_nVideoCharSet = g_nAltCharSetOffset;
|
||||
|
||||
g_nTextPage = 1;
|
||||
g_nHiresPage = 1;
|
||||
if (bVideoModeFlags & VF_PAGE2) {
|
||||
if (0 == (bVideoModeFlags & VF_80STORE)) {
|
||||
g_nTextPage = 2;
|
||||
g_nHiresPage = 2;
|
||||
}
|
||||
}
|
||||
|
||||
if (bVideoModeFlags & VF_TEXT) {
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoText80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoText40;
|
||||
}
|
||||
else if (bVideoModeFlags & VF_HIRES) {
|
||||
if (bVideoModeFlags & VF_DHIRES)
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblHires80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblHires40;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoHires40;
|
||||
}
|
||||
else {
|
||||
if (bVideoModeFlags & VF_DHIRES)
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblLores80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblLores40;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoLores40;
|
||||
}
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_SetVideoStyle() // (int v, int s)
|
||||
@ -781,158 +893,6 @@ _mono:
|
||||
}
|
||||
}
|
||||
|
||||
int NTSC_VideoIsVbl ()
|
||||
{
|
||||
return (g_nVideoClockVert >= VIDEO_SCANNER_Y_DISPLAY) && (g_nVideoClockVert < VIDEO_SCANNER_MAX_VERT);
|
||||
}
|
||||
|
||||
unsigned char NTSC_VideoByte (unsigned long cycle)
|
||||
{
|
||||
unsigned char * mem;
|
||||
mem = MemGetMainPtr(g_aHorzClockMemAddress[ g_nVideoClockHorz ]);
|
||||
return mem[0];
|
||||
}
|
||||
|
||||
inline
|
||||
void VIDEO_DRAW_BITS( uint16_t bt )
|
||||
{
|
||||
if (g_nColorBurstPixels < 2)
|
||||
{
|
||||
/* #1 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #2 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #3 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #4 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #5 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #6 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
/* #7 of 7 */
|
||||
ntscMonoPixel(bt & 1); bt >>= 1;
|
||||
ntscMonoPixel(bt & 1); g_nLastColumnPixelNTSC = bt & 1; bt >>= 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* #1 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #2 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #3 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #4 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #5 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #6 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
/* #7 of 7 */
|
||||
ntscColorPixel(bt & 1); bt >>= 1;
|
||||
ntscColorPixel(bt & 1); g_nLastColumnPixelNTSC = bt & 1; bt >>= 1;
|
||||
}
|
||||
}
|
||||
|
||||
inline
|
||||
void updateVideoHorzEOL()
|
||||
{
|
||||
if (VIDEO_SCANNER_MAX_HORZ == ++g_nVideoClockHorz)
|
||||
{
|
||||
g_nVideoClockHorz = 0;
|
||||
if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
|
||||
{
|
||||
//VIDEO_DRAW_ENDLINE();
|
||||
if (g_nColorBurstPixels < 2)
|
||||
{
|
||||
ntscMonoPixel(g_nLastColumnPixelNTSC);
|
||||
ntscMonoPixel(0);
|
||||
ntscMonoPixel(0);
|
||||
ntscMonoPixel(0);
|
||||
}
|
||||
else
|
||||
{
|
||||
ntscColorPixel(g_nLastColumnPixelNTSC);
|
||||
ntscColorPixel(0);
|
||||
ntscColorPixel(0);
|
||||
ntscColorPixel(0);
|
||||
}
|
||||
}
|
||||
|
||||
if (++g_nVideoClockVert == VIDEO_SCANNER_MAX_VERT)
|
||||
{
|
||||
g_nVideoClockVert = 0;
|
||||
if (++g_nTextFlashCounter == 16)
|
||||
{
|
||||
g_nTextFlashCounter = 0;
|
||||
g_nTextFlashMask ^= -1; // 16-bits
|
||||
}
|
||||
}
|
||||
|
||||
if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
|
||||
{
|
||||
vbp0 = g_NTSC_Lines[2*g_nVideoClockVert];
|
||||
g_nColorPhaseNTSC = INITIAL_COLOR_PHASE;
|
||||
g_nLastColumnPixelNTSC = 0;
|
||||
g_nSignalBitsNTSC = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Light-weight Video Clock Update
|
||||
//===========================================================================
|
||||
void NTSC_VideoUpdateCycles( long cycles )
|
||||
{
|
||||
// if( !g_bFullSpeed )
|
||||
// g_pNTSC_FuncVideoUpdate( uElapsedCycles );
|
||||
// else
|
||||
for( ; cycles > 0; cycles-- )
|
||||
{
|
||||
if (VIDEO_SCANNER_MAX_HORZ == ++g_nVideoClockHorz)
|
||||
{
|
||||
g_nVideoClockHorz = 0;
|
||||
if (++g_nVideoClockVert == VIDEO_SCANNER_MAX_VERT)
|
||||
{
|
||||
g_nVideoClockVert = 0;
|
||||
if (++g_nTextFlashCounter == 16)
|
||||
{
|
||||
g_nTextFlashCounter = 0;
|
||||
g_nTextFlashMask ^= -1; // 16-bits
|
||||
}
|
||||
|
||||
// Force full refresh
|
||||
g_pNTSC_FuncVideoUpdate( VIDEO_SCANNER_6502_CYCLES );
|
||||
}
|
||||
|
||||
if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
|
||||
{
|
||||
vbp0 = g_NTSC_Lines[2*g_nVideoClockVert];
|
||||
g_nColorPhaseNTSC = INITIAL_COLOR_PHASE;
|
||||
g_nLastColumnPixelNTSC = 0;
|
||||
g_nSignalBitsNTSC = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
inline
|
||||
uint8_t getCharSetBits(int iBank)
|
||||
{
|
||||
return csbits[g_nVideoCharSet][iBank][g_nVideoClockVert & 7];
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_UpdateVideoText40 (long ticks)
|
||||
{
|
||||
@ -982,6 +942,10 @@ void NTSC_UpdateVideoText80 (long ticks)
|
||||
{
|
||||
if (g_nVideoClockHorz >= VIDEO_SCANNER_HORZ_START)
|
||||
{
|
||||
vbp0[0] ^= 0xD5;
|
||||
vbp0[1] ^= 0xAA;
|
||||
vbp0[2] ^= 0xFF;
|
||||
|
||||
uint8_t *pAux = MemGetAuxPtr(ad);
|
||||
uint8_t *pMain = MemGetMainPtr(ad);
|
||||
|
||||
@ -1005,12 +969,6 @@ void NTSC_UpdateVideoText80 (long ticks)
|
||||
}
|
||||
}
|
||||
|
||||
inline
|
||||
uint16_t getLoResBits( uint8_t iByte )
|
||||
{
|
||||
return g_aPixelMaskGR[ (iByte >> (g_nVideoClockVert & 4)) & 0xF ];
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_UpdateVideoDblLores40 (long ticks) // wsUpdateVideo7MLores
|
||||
{
|
||||
@ -1160,7 +1118,6 @@ void NTSC_UpdateVideoDblHires80 (long ticks) // wsUpdateVideoDblHires
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_UpdateVideoHires40 (long ticks)
|
||||
{
|
||||
@ -1230,51 +1187,123 @@ void NTSC_UpdateVideoDblHires40 (long ticks) // wsUpdateVideoHires0
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_SetVideoTextMode( int cols )
|
||||
unsigned char NTSC_VideoByte (unsigned long cycle)
|
||||
{
|
||||
if( cols == 40 )
|
||||
g_pNTSC_FuncVideoText = NTSC_UpdateVideoText40;
|
||||
else
|
||||
g_pNTSC_FuncVideoText = NTSC_UpdateVideoText80;
|
||||
unsigned char * mem;
|
||||
mem = MemGetMainPtr(g_aHorzClockMemAddress[ g_nVideoClockHorz ]);
|
||||
return mem[0];
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_SetVideoMode( int bVideoModeFlags )
|
||||
void NTSC_VideoInit( uint8_t* pFramebuffer ) // wsVideoInit
|
||||
{
|
||||
g_nVideoMixed = bVideoModeFlags & VF_MIXED;
|
||||
g_nVideoCharSet = g_nAltCharSetOffset;
|
||||
make_csbits();
|
||||
init_video_tables();
|
||||
init_chroma_phase_table();
|
||||
updateMonochromeColor( 0xFF, 0xFF, 0xFF );
|
||||
|
||||
g_nTextPage = 1;
|
||||
g_nHiresPage = 1;
|
||||
if (bVideoModeFlags & VF_PAGE2) {
|
||||
if (0 == (bVideoModeFlags & VF_80STORE)) {
|
||||
g_nTextPage = 2;
|
||||
g_nHiresPage = 2;
|
||||
for (int y = 0; y < 384; y++)
|
||||
g_NTSC_Lines[y] = g_pFramebufferbits + 4 * FRAMEBUFFER_W * ((FRAMEBUFFER_H - 1) - y - 18) + 80;
|
||||
|
||||
vbp0 = g_NTSC_Lines[0]; // wsLines
|
||||
|
||||
ntscMonoPixel = ntscMonoSinglePixel ;
|
||||
ntscColorPixel = ntscColorSinglePixel;
|
||||
|
||||
#if HGR_TEST_PATTERN
|
||||
// Michael -- Init HGR to almost all-possible-combinations
|
||||
// CALL-151
|
||||
// C050 C053 C057
|
||||
unsigned char b = 0;
|
||||
unsigned char *main, *aux;
|
||||
|
||||
for( unsigned page = 0; page < 2; page++ )
|
||||
{
|
||||
for( unsigned w = 0; w < 2; w++ ) // 16 cols
|
||||
{
|
||||
for( unsigned z = 0; z < 2; z++ ) // 8 cols
|
||||
{
|
||||
b = 0; // 4 columns * 64 rows
|
||||
for( unsigned x = 0; x < 4; x++ ) // 4 cols
|
||||
{
|
||||
for( unsigned y = 0; y < 64; y++ ) // 1 col
|
||||
{
|
||||
unsigned y2 = y*2;
|
||||
ad = 0x2000 + (y2&7)*0x400 + ((y2/8)&7)*0x80 + (y2/64)*0x28 + 2*x + 10*z + 20*w;
|
||||
ad += 0x2000*page;
|
||||
main = MemGetMainPtr(ad);
|
||||
aux = MemGetAuxPtr (ad);
|
||||
main[0] = b; main[1] = w + page*0x80;
|
||||
aux [0] = z; aux [1] = 0;
|
||||
|
||||
y2 = y*2 + 1;
|
||||
ad = 0x2000 + (y2&7)*0x400 + ((y2/8)&7)*0x80 + (y2/64)*0x28 + 2*x + 10*z + 20*w;
|
||||
ad += 0x2000*page;
|
||||
main = MemGetMainPtr(ad);
|
||||
aux = MemGetAuxPtr (ad);
|
||||
main[0] = 0; main[1] = w + page*0x80;
|
||||
aux [0] = b; aux [1] = 0;
|
||||
|
||||
b++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
if (bVideoModeFlags & VF_TEXT) {
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoText80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoText40;
|
||||
}
|
||||
else if (bVideoModeFlags & VF_HIRES) {
|
||||
if (bVideoModeFlags & VF_DHIRES)
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblHires80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblHires40;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoHires40;
|
||||
}
|
||||
else {
|
||||
if (bVideoModeFlags & VF_DHIRES)
|
||||
if (bVideoModeFlags & VF_80COL)
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblLores80;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoDblLores40;
|
||||
else
|
||||
g_pNTSC_FuncVideoUpdate = NTSC_UpdateVideoLores40;
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
void NTSC_VideoInitAppleType ()
|
||||
{
|
||||
int model = g_Apple2Type;
|
||||
|
||||
// anything other than low bit set means not II/II+
|
||||
if (model & 0xFFFE)
|
||||
g_pHorzClockOffset = APPLE_IIE_HORZ_CLOCK_OFFSET;
|
||||
else
|
||||
g_pHorzClockOffset = APPLE_IIP_HORZ_CLOCK_OFFSET;
|
||||
}
|
||||
|
||||
//===========================================================================
|
||||
int NTSC_VideoIsVbl ()
|
||||
{
|
||||
return (g_nVideoClockVert >= VIDEO_SCANNER_Y_DISPLAY) && (g_nVideoClockVert < VIDEO_SCANNER_MAX_VERT);
|
||||
}
|
||||
|
||||
// Light-weight Video Clock Update
|
||||
//===========================================================================
|
||||
void NTSC_VideoUpdateCycles( long cycles )
|
||||
{
|
||||
// if( !g_bFullSpeed )
|
||||
// g_pNTSC_FuncVideoUpdate( uElapsedCycles );
|
||||
// else
|
||||
for( ; cycles > 0; cycles-- )
|
||||
{
|
||||
if (VIDEO_SCANNER_MAX_HORZ == ++g_nVideoClockHorz)
|
||||
{
|
||||
g_nVideoClockHorz = 0;
|
||||
if (++g_nVideoClockVert == VIDEO_SCANNER_MAX_VERT)
|
||||
{
|
||||
g_nVideoClockVert = 0;
|
||||
if (++g_nTextFlashCounter == 16)
|
||||
{
|
||||
g_nTextFlashCounter = 0;
|
||||
g_nTextFlashMask ^= -1; // 16-bits
|
||||
}
|
||||
|
||||
// Force full refresh
|
||||
g_pNTSC_FuncVideoUpdate( VIDEO_SCANNER_6502_CYCLES );
|
||||
}
|
||||
|
||||
if (g_nVideoClockVert < VIDEO_SCANNER_Y_DISPLAY)
|
||||
{
|
||||
vbp0 = g_NTSC_Lines[2*g_nVideoClockVert];
|
||||
g_nColorPhaseNTSC = INITIAL_COLOR_PHASE;
|
||||
g_nLastColumnPixelNTSC = 0;
|
||||
g_nSignalBitsNTSC = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user