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https://github.com/holub/mame
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Moved palette setting into method to avoid undefined rgb_t instances;
included log control flags. (nw)
This commit is contained in:
Michael Zapf
parent
2215b98973
commit
95a5d8cdcd
@ -34,6 +34,16 @@ const device_type TMS9929 = &device_creator<tms9929_device>;
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const device_type TMS9929A = &device_creator<tms9929a_device>;
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const device_type TMS9129 = &device_creator<tms9129_device>;
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// ======= Debugging =========
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// Log register accesses
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#define TRACE_REG 0
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// Log mode settings
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#define TRACE_MODE 0
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// ===========================
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/*
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The TMS9928 has an own address space.
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*/
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@ -42,54 +52,6 @@ static ADDRESS_MAP_START(memmap, AS_DATA, 8, tms9928a_device)
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AM_RANGE(0x0000, 0x3fff) AM_RAM
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ADDRESS_MAP_END
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/*
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New palette (R. Nabet).
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First 3 columns from TI datasheet (in volts).
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Next 3 columns based on formula :
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Y = .299*R + .587*G + .114*B (NTSC)
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(the coefficients are likely to be slightly different with PAL, but who cares ?)
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I assumed the "zero" for R-Y and B-Y was 0.47V.
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Last 3 coeffs are the 8-bit values.
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Color Y R-Y B-Y R G B R G B
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0 Transparent
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1 Black 0.00 0.47 0.47 0.00 0.00 0.00 0 0 0
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2 Medium green 0.53 0.07 0.20 0.13 0.79 0.26 33 200 66
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3 Light green 0.67 0.17 0.27 0.37 0.86 0.47 94 220 120
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4 Dark blue 0.40 0.40 1.00 0.33 0.33 0.93 84 85 237
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5 Light blue 0.53 0.43 0.93 0.49 0.46 0.99 125 118 252
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6 Dark red 0.47 0.83 0.30 0.83 0.32 0.30 212 82 77
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7 Cyan 0.73 0.00 0.70 0.26 0.92 0.96 66 235 245
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8 Medium red 0.53 0.93 0.27 0.99 0.33 0.33 252 85 84
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9 Light red 0.67 0.93 0.27 1.13(!) 0.47 0.47 255 121 120
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A Dark yellow 0.73 0.57 0.07 0.83 0.76 0.33 212 193 84
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B Light yellow 0.80 0.57 0.17 0.90 0.81 0.50 230 206 128
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C Dark green 0.47 0.13 0.23 0.13 0.69 0.23 33 176 59
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D Magenta 0.53 0.73 0.67 0.79 0.36 0.73 201 91 186
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E Gray 0.80 0.47 0.47 0.80 0.80 0.80 204 204 204
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F White 1.00 0.47 0.47 1.00 1.00 1.00 255 255 255
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*/
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static const rgb_t tms9928a_palette[TMS9928A_PALETTE_SIZE] =
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{
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rgb_t::black,
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rgb_t::black,
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rgb_t(33, 200, 66),
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rgb_t(94, 220, 120),
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rgb_t(84, 85, 237),
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rgb_t(125, 118, 252),
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rgb_t(212, 82, 77),
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rgb_t(66, 235, 245),
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rgb_t(252, 85, 84),
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rgb_t(255, 121, 120),
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rgb_t(212, 193, 84),
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rgb_t(230, 206, 128),
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rgb_t(33, 176, 59),
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rgb_t(201, 91, 186),
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rgb_t(204, 204, 204),
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rgb_t::white
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};
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tms9928a_device::tms9928a_device( const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, bool is_50hz, bool is_reva, bool is_99, const char *shortname, const char *source)
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: device_t( mconfig, type, name, tag, owner, clock, shortname, source),
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device_memory_interface(mconfig, *this),
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@ -205,7 +167,7 @@ void tms9928a_device::change_register(UINT8 reg, UINT8 val)
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val &= Mask[reg];
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m_Regs[reg] = val;
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logerror("TMS9928A('%s'): Reg %d = %02xh\n", tag(), reg, (int)val);
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if (TRACE_REG) logerror("TMS9928A('%s'): Reg %d = %02xh\n", tag(), reg, (int)val);
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switch (reg)
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{
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@ -225,12 +187,12 @@ void tms9928a_device::change_register(UINT8 reg, UINT8 val)
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m_mode = ( (m_reva ? (m_Regs[0] & 2) : 0) | ((m_Regs[1] & 0x10)>>4) | ((m_Regs[1] & 8)>>1));
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if ((val ^ prev) & 1)
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update_backdrop();
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logerror("TMS9928A('%s'): %s\n", tag(), modes[m_mode]);
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if (TRACE_MODE) logerror("TMS9928A('%s'): %s\n", tag(), modes[m_mode]);
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break;
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case 1:
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check_interrupt();
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m_mode = ( (m_reva ? (m_Regs[0] & 2) : 0) | ((m_Regs[1] & 0x10)>>4) | ((m_Regs[1] & 8)>>1));
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logerror("TMS9928A('%s'): %s\n", tag(), modes[m_mode]);
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if (TRACE_MODE) logerror("TMS9928A('%s'): %s\n", tag(), modes[m_mode]);
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break;
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case 2:
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m_nametbl = (val * 1024) & (m_vram_size - 1);
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@ -627,6 +589,62 @@ void tms9928a_device::device_config_complete()
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}
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}
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void tms9928a_device::set_palette()
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{
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/*
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New palette (R. Nabet).
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First 3 columns from TI datasheet (in volts).
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Next 3 columns based on formula :
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Y = .299*R + .587*G + .114*B (NTSC)
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(the coefficients are likely to be slightly different with PAL, but who cares ?)
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I assumed the "zero" for R-Y and B-Y was 0.47V.
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Last 3 coeffs are the 8-bit values.
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Color Y R-Y B-Y R G B R G B
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0 Transparent
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1 Black 0.00 0.47 0.47 0.00 0.00 0.00 0 0 0
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2 Medium green 0.53 0.07 0.20 0.13 0.79 0.26 33 200 66
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3 Light green 0.67 0.17 0.27 0.37 0.86 0.47 94 220 120
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4 Dark blue 0.40 0.40 1.00 0.33 0.33 0.93 84 85 237
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5 Light blue 0.53 0.43 0.93 0.49 0.46 0.99 125 118 252
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6 Dark red 0.47 0.83 0.30 0.83 0.32 0.30 212 82 77
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7 Cyan 0.73 0.00 0.70 0.26 0.92 0.96 66 235 245
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8 Medium red 0.53 0.93 0.27 0.99 0.33 0.33 252 85 84
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9 Light red 0.67 0.93 0.27 1.13(!) 0.47 0.47 255 121 120
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A Dark yellow 0.73 0.57 0.07 0.83 0.76 0.33 212 193 84
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B Light yellow 0.80 0.57 0.17 0.90 0.81 0.50 230 206 128
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C Dark green 0.47 0.13 0.23 0.13 0.69 0.23 33 176 59
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D Magenta 0.53 0.73 0.67 0.79 0.36 0.73 201 91 186
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E Gray 0.80 0.47 0.47 0.80 0.80 0.80 204 204 204
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F White 1.00 0.47 0.47 1.00 1.00 1.00 255 255 255
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*/
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static const rgb_t tms9928a_palette[TMS9928A_PALETTE_SIZE] =
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{
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rgb_t::black,
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rgb_t::black,
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rgb_t(33, 200, 66),
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rgb_t(94, 220, 120),
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rgb_t(84, 85, 237),
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rgb_t(125, 118, 252),
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rgb_t(212, 82, 77),
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rgb_t(66, 235, 245),
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rgb_t(252, 85, 84),
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rgb_t(255, 121, 120),
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rgb_t(212, 193, 84),
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rgb_t(230, 206, 128),
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rgb_t(33, 176, 59),
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rgb_t(201, 91, 186),
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rgb_t(204, 204, 204),
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rgb_t::white
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};
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/* copy default palette into working palette */
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for (int i = 0; i < TMS9928A_PALETTE_SIZE; i++)
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{
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m_palette[i] = tms9928a_palette[i];
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}
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}
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void tms9928a_device::device_start()
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{
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@ -645,11 +663,7 @@ void tms9928a_device::device_start()
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m_line_timer = timer_alloc(TIMER_LINE);
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/* copy default palette into working palette */
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for (int i = 0; i < TMS9928A_PALETTE_SIZE; i++)
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{
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m_palette[i] = tms9928a_palette[i];
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}
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set_palette();
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save_item(NAME(m_Regs[0]));
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save_item(NAME(m_Regs[1]));
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@ -118,6 +118,7 @@ private:
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void check_interrupt();
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void update_backdrop();
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void update_table_masks();
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void set_palette();
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static const device_timer_id TIMER_LINE = 0;
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