etc/furnace
0
0
Fork 0
mirror of https://github.com/tildearrow/furnace.git synced 2024-11-26 22:43:01 +00:00
Code Issues Projects Releases Packages Wiki Activity

ES5506: even more.

Browse source
This commit is contained in:
tildearrow 2023-02-11 16:43:04 -05:00
parent 3555c521e1
commit b6f6ed0f67
4 changed files with 19 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5506.cpp vendored
View file

@ -55,7 +55,6 @@ void es5506_core::voice_tick()
// Voice updates every 2 E clock cycle (or 4 BCLK clock cycle)
// Update voice
for (int i=0; i<VGS_CLAMP(m_active,4,31); i++) {
m_voice[i].fetch(0);
m_voice[i].tick(i);
}
@ -105,10 +104,11 @@ void es5506_core::voice_t::tick(u8 voice)
m_ch.reset();
// Filter execute
m_filter.tick(m_alu.interpolation());
if (m_alu.busy())
{
fetch(0);
m_filter.tick(m_alu.interpolation());
// Send to output
m_output[0] = m_mute ? 0 : volume_calc(m_lvol, (short)m_filter.o4_1());
m_output[1] = m_mute ? 0 : volume_calc(m_rvol, (short)m_filter.o4_1());
@ -121,7 +121,9 @@ void es5506_core::voice_t::tick(u8 voice)
{
m_alu.loop_exec();
}
}
} else {
m_filter.tick(m_alu.interpolation());
}
// Envelope
if (m_ecount != 0)
{

6
extern/vgsound_emu-modified/vgsound_emu/src/es550x/es550x.hpp vendored
View file

@ -347,7 +347,7 @@ class es550x_shared_core : public vgsound_emu_core
inline u8 loop() { return (m_lpe << 0) | (m_ble << 1); }
private:
public:
u8 m_stop0 : 1; // Stop with ALU
u8 m_stop1 : 1; // Stop with processor
u8 m_lpe : 1; // Loop enable
@ -429,8 +429,8 @@ class es550x_shared_core : public vgsound_emu_core
inline s32 o4_1() { return m_o[4][0]; }
private:
void lp_exec(s32 coeff, s32 in, s32 out);
void hp_exec(s32 coeff, s32 in, s32 out);
void lp_exec(s32 coeff, const s32 in, const s32 out);
void hp_exec(s32 coeff, const s32 in, const s32 out);
// Registers
u8 m_lp = 0; // Filter mode

18
extern/vgsound_emu-modified/vgsound_emu/src/es550x/es550x_alu.cpp vendored
View file

@ -33,19 +33,19 @@ bool es550x_shared_core::es550x_voice_t::es550x_alu_t::tick()
}
m_accum &= m_accum_mask;
return ((!m_cr.lei()) &&
(((m_cr.dir()) && (m_accum < m_start)) || ((!m_cr.dir()) && (m_accum > m_end))))
return ((!m_cr.m_lei) &&
(((m_cr.m_dir) && (m_accum < m_start)) || ((!m_cr.m_dir) && (m_accum > m_end))))
? true
: false;
}
void es550x_shared_core::es550x_voice_t::es550x_alu_t::loop_exec()
{
if (m_cr.dir()) // Reverse playback
if (m_cr.m_dir) // Reverse playback
{
if (m_cr.lpe()) // Loop enable
if (m_cr.m_lpe) // Loop enable
{
if (m_cr.ble()) // Bidirectional
if (m_cr.m_ble) // Bidirectional
{
m_cr.set_dir(false);
m_accum = m_start + (m_start - m_accum);
@ -55,7 +55,7 @@ void es550x_shared_core::es550x_voice_t::es550x_alu_t::loop_exec()
m_accum = m_end - (m_start - m_accum);
}
}
else if (m_cr.ble() && m_transwave) // m_transwave
else if (m_cr.m_ble && m_transwave) // m_transwave
{
m_cr.set_loop(0);
m_cr.set_lei(true); // Loop end ignore
@ -68,9 +68,9 @@ void es550x_shared_core::es550x_voice_t::es550x_alu_t::loop_exec()
}
else
{
if (m_cr.lpe()) // Loop enable
if (m_cr.m_lpe) // Loop enable
{
if (m_cr.ble()) // Bidirectional
if (m_cr.m_ble) // Bidirectional
{
m_cr.set_dir(true);
m_accum = m_end - (m_end - m_accum);
@ -80,7 +80,7 @@ void es550x_shared_core::es550x_voice_t::es550x_alu_t::loop_exec()
m_accum = (m_accum - m_end) + m_start;
}
}
else if (m_cr.ble() && m_transwave) // m_transwave
else if (m_cr.m_ble && m_transwave) // m_transwave
{
m_cr.set_loop(0);
m_cr.set_lei(true); // Loop end ignore

4
extern/vgsound_emu-modified/vgsound_emu/src/es550x/es550x_filter.cpp vendored
View file

@ -50,7 +50,7 @@ void es550x_shared_core::es550x_voice_t::es550x_filter_t::tick(s32 in)
}
}
void es550x_shared_core::es550x_voice_t::es550x_filter_t::lp_exec(s32 coeff, s32 in, s32 out)
void es550x_shared_core::es550x_voice_t::es550x_filter_t::lp_exec(s32 coeff, const s32 in, const s32 out)
{
// Store previous filter data
m_o[out][1] = m_o[out][0];
@ -59,7 +59,7 @@ void es550x_shared_core::es550x_voice_t::es550x_filter_t::lp_exec(s32 coeff, s32
m_o[out][0] = ((coeff * (m_o[in][0] - m_o[out][0])) / 4096) + m_o[out][0];
}
void es550x_shared_core::es550x_voice_t::es550x_filter_t::hp_exec(s32 coeff, s32 in, s32 out)
void es550x_shared_core::es550x_voice_t::es550x_filter_t::hp_exec(s32 coeff, const s32 in, const s32 out)
{
// Store previous filter data
m_o[out][1] = m_o[out][0];