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-rw-r--r--src/mame/audio/triplhnt.cpp180
1 files changed, 0 insertions, 180 deletions
diff --git a/src/mame/audio/triplhnt.cpp b/src/mame/audio/triplhnt.cpp
deleted file mode 100644
index d0ddba719d2..00000000000
--- a/src/mame/audio/triplhnt.cpp
+++ /dev/null
@@ -1,180 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Derrick Renaud
-/*************************************************************************
-
- audio\triplhnt.cpp
-
-*************************************************************************/
-#include "emu.h"
-#include "includes/triplhnt.h"
-#include "sound/discrete.h"
-
-
-const char *const triplhnt_sample_names[] =
-{
- "*triplhnt",
- "bear_rac",
- "witch",
- nullptr
-};
-
-/************************************************************************/
-/* triplhnt Sound System Analog emulation */
-/* Feb 2004, Derrick Renaud */
-/************************************************************************/
-static const discrete_lfsr_desc triplhnt_lfsr =
-{
- DISC_CLK_IS_FREQ,
- 16, /* Bit Length */
- 0, /* Reset Value */
- 0, /* Use Bit 0 as XOR input 0 */
- 14, /* Use Bit 14 as XOR input 1 */
- DISC_LFSR_XNOR, /* Feedback stage1 is XNOR */
- DISC_LFSR_OR, /* Feedback stage2 is just stage 1 output OR with external feed */
- DISC_LFSR_REPLACE, /* Feedback stage3 replaces the shifted register contents */
- 0x000001, /* Everything is shifted into the first bit only */
- 0, /* Output not inverted */
- 15 /* Output bit */
-};
-
-static const discrete_dac_r1_ladder triplhnt_bear_roar_v_dac =
-{
- 4, // size of ladder
- {1000000, 470000, 220000, 2200000}, // R47, R50, R48, R51
- 5, // vBias
- 68000, // R44
- 0, // no rGnd
- 0 // no smoothing cap
-};
-
-static const discrete_dac_r1_ladder triplhnt_bear_roar_out_dac =
-{
- 3, // size of ladder
- {100000, 33000, 100000}, // R56, R58, R57
- 0, // no vBias
- 0, // no rBias
- 0, // no rGnd
- 0 // no smoothing cap
-};
-
-static const discrete_dac_r1_ladder triplhnt_shot_dac =
-{
- 4, // size of ladder
- {8200, 3900, 2200, 1000}, // R53, R54, R55, R52
- 0, // no vBias
- 0, // no rBias
- 0, // no rGnd
- 0 // no smoothing cap
-};
-
-static const discrete_555_cc_desc triplhnt_bear_roar_vco =
-{
- DISC_555_OUT_DC | DISC_555_OUT_SQW,
- 5, // B+ voltage of 555
- DEFAULT_555_VALUES,
- 0.7 // Q2 junction voltage
-};
-
-static const discrete_schmitt_osc_desc triplhnt_screech_osc =
-{
- 2200, // R84
- 330, // R85
- 1.e-6, // C59
- DEFAULT_7414_VALUES,
- 1 // invert output using 7400 gate E7
-};
-
-static const discrete_mixer_desc triplhnt_mixer =
-{
- DISC_MIXER_IS_RESISTOR,
- {3300 + 19879.5, 47000, 27000 + 545.6}, // R59 + (R56||R57||R58), R60 + (R52||R53||R54||R55), R61
- {0}, // No variable resistor nodes
- {0}, // No caps
- 0, // No rI
- 1000, // R78
- 1e-7, // C72
- 1e-7, // C44
- 0, // vBias not used for resistor network
- 245000
-};
-
-/* Nodes - Sounds */
-#define TRIPLHNT_NOISE NODE_10
-#define TRIPLHNT_BEAR_ROAR_SND NODE_11
-#define TRIPLHNT_SHOT_SND NODE_12
-#define TRIPLHNT_SCREECH_SND NODE_13
-#define POOLSHRK_SCORE_SND NODE_14
-
-DISCRETE_SOUND_START(triplhnt_discrete)
- /************************************************/
- /* Input register mapping for triplhnt */
- /************************************************/
- /* NODE GAIN OFFSET INIT */
- DISCRETE_INPUTX_DATA(TRIPLHNT_BEAR_ROAR_DATA, -1, 0x0f, 0)
- DISCRETE_INPUT_NOT (TRIPLHNT_BEAR_EN)
- DISCRETE_INPUT_DATA (TRIPLHNT_SHOT_DATA)
- DISCRETE_INPUT_LOGIC(TRIPLHNT_SCREECH_EN)
- DISCRETE_INPUT_NOT (TRIPLHNT_LAMP_EN)
- /************************************************/
-
- DISCRETE_LFSR_NOISE(TRIPLHNT_NOISE, // Output A7 pin 13
- TRIPLHNT_LAMP_EN, TRIPLHNT_LAMP_EN, // From gate A8 pin 10
- 12096000.0/2/256, // 256H signal
- DEFAULT_TTL_V_LOGIC_1, 0, DEFAULT_TTL_V_LOGIC_1/2, &triplhnt_lfsr)
-
- /************************************************/
- /* Bear Roar is a VCO with noise mixed in. */
- /************************************************/
- DISCRETE_ADJUSTMENT(NODE_20,
- 10000, // R86 + R88 @ 0
- 260000, // R86 + R88 @ max
- DISC_LOGADJ, "BEAR")
- DISCRETE_DAC_R1(NODE_21, // base of Q2
- TRIPLHNT_BEAR_ROAR_DATA, // IC B10, Q0-Q3
- DEFAULT_TTL_V_LOGIC_1, // TTL ON level
- &triplhnt_bear_roar_v_dac)
- DISCRETE_555_CC(NODE_22, 1, // IC C11 pin 3, always enabled
- NODE_21, // vIn
- NODE_20, // current adjust
- 1.e-8, // C58
- 0, 390000, 0, // no rBias, R87, no rDis
- &triplhnt_bear_roar_vco)
- DISCRETE_COUNTER(NODE_23, 1, TRIPLHNT_BEAR_EN, // IC B6, QB-QD
- NODE_22, // from IC C11, pin 3
- 0, 5, 1, 0, DISC_CLK_ON_R_EDGE) // /6 counter on rising edge
- DISCRETE_TRANSFORM2(NODE_24, NODE_23, 2, "01>") // IC B6, pin 8
- DISCRETE_LOGIC_INVERT(NODE_25, NODE_22) // IC D9, pin 3
- DISCRETE_LOGIC_NAND(NODE_26, NODE_25, TRIPLHNT_NOISE) // IC D9, pin 11
- DISCRETE_LOGIC_XOR(NODE_27, NODE_24, NODE_26) // IC B8, pin 6
- DISCRETE_COUNTER(NODE_28, 1, TRIPLHNT_BEAR_EN, // IC B6, pin 12
- NODE_27, // from IC B8, pin 6
- 0, 1, 1, 0, DISC_CLK_ON_R_EDGE) // /2 counter on rising edge
- DISCRETE_TRANSFORM5(NODE_29, NODE_24, NODE_28, NODE_26, 2, 4, "13*24*+0+") // Mix the mess together in binary
- DISCRETE_DAC_R1(TRIPLHNT_BEAR_ROAR_SND, NODE_29,
- DEFAULT_TTL_V_LOGIC_1,
- &triplhnt_bear_roar_out_dac)
-
- /************************************************/
- /* Shot is just the noise amplitude modulated */
- /* by an R1 DAC. */
- /************************************************/
- DISCRETE_SWITCH(NODE_40, 1, // Gate A9, pins 6, 8, 11, 3
- TRIPLHNT_NOISE, // noise enables the data which is then inverted
- 1, TRIPLHNT_SHOT_DATA)
- DISCRETE_DAC_R1(TRIPLHNT_SHOT_SND,
- NODE_40,
- DEFAULT_TTL_V_LOGIC_1,
- &triplhnt_shot_dac)
-
- /************************************************/
- /* Screech is just the noise modulating a */
- /* Schmitt VCO. */
- /************************************************/
- DISCRETE_SCHMITT_OSCILLATOR(TRIPLHNT_SCREECH_SND, TRIPLHNT_SCREECH_EN, TRIPLHNT_NOISE, 3.4, &triplhnt_screech_osc)
-
- /************************************************/
- /* Final mix and output. */
- /************************************************/
- DISCRETE_MIXER3(NODE_90, 1, TRIPLHNT_BEAR_ROAR_SND, TRIPLHNT_SHOT_SND, TRIPLHNT_SCREECH_SND, &triplhnt_mixer)
- DISCRETE_OUTPUT(NODE_90, 1)
-DISCRETE_SOUND_END