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Simplify GB border core option

This commit is contained in:
retro-wertz 2019-08-10 00:00:45 +08:00
parent 9757a880c7
commit b3744b3bd5
1 changed files with 34 additions and 40 deletions
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74
src/libretro/libretro.cpp
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@ -312,6 +312,35 @@ static void gbUpdateRTC(void)
}
}
static void SetGBBorder(unsigned val)
{
struct retro_system_av_info avinfo;
unsigned _changed = 0;
switch (val) {
case 0:
_changed = ((systemWidth != gbWidth) || (systemHeight != gbHeight)) ? 1 : 0;
systemWidth = gbBorderLineSkip = gbWidth;
systemHeight = gbHeight;
gbBorderColumnSkip = gbBorderRowSkip = 0;
break;
case 1:
_changed = ((systemWidth != sgbWidth) || (systemHeight != sgbHeight)) ? 1 : 0;
systemWidth = gbBorderLineSkip = sgbWidth;
systemHeight = sgbHeight;
gbBorderColumnSkip = (sgbWidth - gbWidth) >> 1;
gbBorderRowSkip = (sgbHeight - gbHeight) >> 1;
break;
}
retro_get_system_av_info(&avinfo);
if (!_changed)
environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &avinfo);
else
environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &avinfo);
}
void* retro_get_memory_data(unsigned id)
{
if (type == IMAGE_GBA) {
@ -974,7 +1003,6 @@ static const unsigned turbo_binds[TURBO_BUTTONS] = {
RETRO_DEVICE_ID_JOYPAD_Y
};
static void systemGbBorderOff(void);
static void systemUpdateSolarSensor(int level);
static uint8_t sensorDarkness = 0xE8;
static uint8_t sensorDarknessLevel = 0; // so we can adjust sensor from gamepad
@ -1069,9 +1097,7 @@ static void update_variables(bool startup)
var.value = NULL;
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value) {
int oldval = (gbBorderOn << 1) | gbBorderAutomatic;
if (strcmp(var.value, "auto") == 0) {
gbBorderOn = 0;
gbBorderAutomatic = 1;
}
else if (!strcmp(var.value, "enabled")) {
@ -1082,14 +1108,8 @@ static void update_variables(bool startup)
gbBorderAutomatic = 0;
}
if ((type == IMAGE_GB) &&
(oldval != ((gbBorderOn << 1) | gbBorderAutomatic)) && !startup) {
if (gbBorderOn) {
systemGbBorderOn();
gbSgbRenderBorder();
} else
systemGbBorderOff();
}
if ((type == IMAGE_GB) && !startup)
SetGBBorder(gbBorderOn);
}
var.key = "vbam_gbHardware";
@ -1641,6 +1661,8 @@ unsigned retro_get_region(void)
return RETRO_REGION_NTSC;
}
// system callbacks
void systemOnWriteDataToSoundBuffer(const uint16_t*, int)
{
}
@ -1667,35 +1689,7 @@ void systemFrame(void)
void systemGbBorderOn(void)
{
bool changed = ((systemWidth != sgbWidth) || (systemHeight != sgbHeight));
systemWidth = gbBorderLineSkip = sgbWidth;
systemHeight = sgbHeight;
gbBorderColumnSkip = (sgbWidth - gbWidth) >> 1;
gbBorderRowSkip = (sgbHeight - gbHeight) >> 1;
struct retro_system_av_info avinfo;
retro_get_system_av_info(&avinfo);
if (!changed)
environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &avinfo);
else
environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &avinfo);
}
static void systemGbBorderOff(void)
{
bool changed = ((systemWidth != gbWidth) || (systemHeight != gbHeight));
systemWidth = gbBorderLineSkip = gbWidth;
systemHeight = gbHeight;
gbBorderColumnSkip = gbBorderRowSkip = 0;
struct retro_system_av_info avinfo;
retro_get_system_av_info(&avinfo);
if (!changed)
environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &avinfo);
else
environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &avinfo);
SetGBBorder(1);
}
void systemMessage(const char* fmt, ...)