tv-link palette

optimizations
xrip · Apr 21, 2024 · af8c4e1 · af8c4e1
1 parent ef5915d
commit af8c4e1
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Showing 7 changed files with 24 additions and 10 deletions.
diff --git a/src/main.cpp b/src/main.cpp
@@ -578,7 +578,7 @@ const MenuItem menu_items[] = {
         {"Swap AB <> BA: %s",     ARRAY, &settings.swap_ab,  nullptr, 1, {"NO ",       "YES"}},
         {},
         { "Ghosting pix: %i ", INT, &settings.ghosting, nullptr, 8 },
-        { "Palette: %i ", INT, &settings.palette, nullptr, SV_COLOR_SCHEME_COUNT },
+        { "Palette: %i ", INT, &settings.palette, nullptr, SV_COLOR_SCHEME_COUNT-1 },
 #if VGA
         { "Keep aspect ratio: %s",     ARRAY, &settings.aspect_ratio,  nullptr, 1, {"NO ",       "YES"}},
 #endif
@@ -768,7 +768,7 @@ int frame_timer_start = 0;
 static int audio_buffer[AUDIO_FREQ / 60] = { 0 };
 static uint8_t buffer[AUDIO_BUFFER_SIZE] = { 0 };
 
-int main() {
+int __time_critical_func(main)() {
     overclock();
 
     sem_init(&vga_start_semaphore, 0, 1);

diff --git a/src/potator/gpu.c b/src/potator/gpu.c
@@ -1,3 +1,5 @@
+#pragma GCC optimize("Ofast")
+#include "pico/platform.h"
 #include "pico/platform.h"
 #include "gpu.h"
 
@@ -189,10 +191,16 @@ static const uint8 palettes[SV_COLOR_SCHEME_COUNT][12] = {
     0x48, 0x28, 0x10,
 },
 {   /* SV_COLOR_SCHEME_VIRTUAL_BOY */
-    0xE3, 0x00, 0x00,
-    0x95, 0x00, 0x00,
-    0x56, 0x00, 0x00,
+        0xE3, 0x00, 0x00,
+        0x95, 0x00, 0x00,
+        0x56, 0x00, 0x00,
+        0x00, 0x00, 0x00,
+},
+{   /* SV_TVLINK */
     0x00, 0x00, 0x00,
+    0x00, 0x48, 0x55,
+    0x00, 0x91, 0xaa,
+    0xff, 0xff, 0xff,
 },
 };
 

diff --git a/src/potator/m6502/m6502.c b/src/potator/m6502/m6502.c
@@ -1,3 +1,5 @@
+#pragma GCC optimize("Ofast")
+#include "pico/platform.h"
 /** M65C02: portable 65C02 emulator **************************/
 /**                                                         **/
 /**                         M65C02.c                        **/
@@ -250,7 +252,7 @@ void Int6502(M6502 *R, byte Type)
 /** returns INT_QUIT. It will return the PC at which        **/
 /** emulation stopped, and current register values in R.    **/
 /*************************************************************/
-word Run6502(M6502 *R)
+word __time_critical_func(Run6502)(M6502 *R)
 {
     register pair J, K;
     register byte I;

diff --git a/src/potator/memorymap.c b/src/potator/memorymap.c
@@ -37,7 +37,7 @@ void memorymap_set_dma_finished(void)
     check_irq();
 }
 
-void memorymap_set_timer_shot(void)
+inline void memorymap_set_timer_shot(void)
 {
     timer_shot = TRUE;
     check_irq();

diff --git a/src/potator/supervision.h b/src/potator/supervision.h
@@ -57,7 +57,7 @@ enum SV_COLOR {
     , SV_COLOR_SCHEME_TI_83
     , SV_COLOR_SCHEME_TRAVEL_WOOD
     , SV_COLOR_SCHEME_VIRTUAL_BOY
-
+     ,SV_TVLINK
     , SV_COLOR_SCHEME_COUNT
 };
 

diff --git a/src/potator/timer.c b/src/potator/timer.c
@@ -1,3 +1,5 @@
+#pragma GCC optimize("Ofast")
+#include "pico/platform.h"
 #include "timer.h"
 
 #include "memorymap.h"
@@ -21,7 +23,7 @@ void timer_write(uint8 data)
     timer_activated = TRUE;
 }
 
-void timer_exec(uint32 cycles)
+void __time_critical_func(timer_exec)(uint32 cycles)
 {
     if (timer_activated) {
         timer_cycles -= cycles;

diff --git a/src/potator/watara.c b/src/potator/watara.c
@@ -1,3 +1,5 @@
+#pragma GCC optimize("Ofast")
+#include "pico/platform.h"
 
 #ifdef _MSC_VER
 #define _CRT_SECURE_NO_WARNINGS
@@ -70,7 +72,7 @@ BOOL supervision_load(const uint8 *rom, uint32 romSize)
     return TRUE;
 }
 
-void supervision_exec_ex(uint8 *backbuffer, int16 backbufferWidth, BOOL skipFrame)
+void __time_critical_func(supervision_exec_ex)(uint8 *backbuffer, int16 backbufferWidth, BOOL skipFrame)
 {
     uint32 i, scan;
     uint8 *regs = memorymap_getRegisters();