Insane changes

CMakeLists.txt

@@ -25,7 +25,7 @@ pico_sdk_init()
 
 # Add executable. Default name is the project name, version 0.1
 
-add_executable(sint-gauntlet sint-gauntlet.c vco.c )
+add_executable(sint-gauntlet main.cc vco.c mux.c)
 
 pico_set_program_name(sint-gauntlet "sint-gauntlet")
 pico_set_program_version(sint-gauntlet "0.1")
@@ -39,6 +39,7 @@ target_link_libraries(sint-gauntlet
 
 # Add the standard include files to the build
 target_include_directories(sint-gauntlet PRIVATE
+  ${CMAKE_CURRENT_LIST_DIR}/daisysp
   ${CMAKE_CURRENT_LIST_DIR}
   ${CMAKE_CURRENT_LIST_DIR}/.. # for our common lwipopts or any other standard includes, if required
 )

main.cc

@@ -9,6 +9,10 @@
 #include "hardware/pwm.h"
 #include "hardware/adc.h"
 #include "state.h"
+#include "daisysp.h"
+
+daisysp::Oscillator osc;
+daisysp::Svf filter;
 
 state_t state;
 

mux.c

@@ -9,7 +9,7 @@ void set_mux_addr(uint8_t addr) {
 }
 
 float read_value_from_mux() {
-        return ;
+        return 0.0f;
 }
 
 void update_inputs() {

vco.c

@@ -1,4 +1,15 @@
+#include "const.h"
+#include "state.h"
+
+#include "vco.h"
+
 float phase = 0.0f;
+float vco(void) {
+	float phase_inc = (state.vco_freq * 1760) / SAMPLE_RATE;
+	phase += phase_inc;
 
-float vco(void);
+	if (phase >= 1.0f) phase -= 1.0f;
+
+	return (phase * 2.0f) - 1.0f;
+}