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(Software renderer) Upscaling means we have to call SET_SYSTEM_AV_INFO.

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Thanks again @Themaister. In conformance with the API, "If
max_width/max_height are to be changed, SET_SYSTEM_AV_INFO is required."
This commit is contained in:
r5 2017-09-04 21:57:19 +01:00
parent de75a5d536
commit b1ff7d997e
1 changed files with 19 additions and 12 deletions
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31
libretro.cpp
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@ -2642,14 +2642,11 @@ static void check_variables(bool startup)
// Crappy "ffs" implementation since the standard function is not
// widely supported by libc in the wild
uint8_t new_upscale_shift = 0;
while ((val & 1) == 0)
uint8_t new_upscale_shift;
for (new_upscale_shift = 0; (val & 1) == 0; ++new_upscale_shift)
{
new_upscale_shift++;
val >>= 1;
}
if (new_upscale_shift != psx_gpu_upscale_shift) has_new_geometry = true;
psx_gpu_upscale_shift = new_upscale_shift;
}
else
@ -3605,14 +3602,13 @@ void retro_run(void)
if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
{
check_variables(false);
if (GPU_get_upscale_shift() != psx_gpu_upscale_shift || has_new_geometry)
{
struct retro_system_av_info new_av_info;
retro_get_system_av_info(&new_av_info);
struct retro_system_av_info new_av_info;
if (environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY,
&new_av_info))
/* Max width/height changed, need to call SET_SYSTEM_AV_INFO */
if (GPU_get_upscale_shift() != psx_gpu_upscale_shift)
{
retro_get_system_av_info(&new_av_info);
if (environ_cb(RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO, &new_av_info))
{
// We successfully changed the frontend's resolution, we can
// apply the change immediately
@ -3627,6 +3623,17 @@ void retro_run(void)
}
}
/* Widescreen hack changed, need to call SET_GEOMETRY to change aspect ratio */
if (has_new_geometry)
{
retro_get_system_av_info(&new_av_info);
if (environ_cb(RETRO_ENVIRONMENT_SET_GEOMETRY, &new_av_info))
{
has_new_geometry = false;
}
}
switch (psx_gpu_dither_mode)
{
case DITHER_NATIVE: