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fix backend iteration when backend is not compiled

pull/24/head
cosmonaut 2022-10-04 10:02:53 -07:00
parent 9aaead40a3
commit fabd31448b
1 changed files with 22 additions and 14 deletions
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36
src/Refresh.c
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@ -33,15 +33,22 @@
/* Drivers */
#ifdef REFRESH_DRIVER_VULKAN
#define VULKAN_DRIVER &VulkanDriver
#else
#define VULKAN_DRIVER NULL
#endif
#ifdef REFRESH_DRIVER_PS5
#define PS5_DRIVER &PS5Driver
#else
#define PS5_DRIVER NULL
#endif
static const Refresh_Driver *backends[] = {
NULL,
#ifdef REFRESH_DRIVER_VULKAN
&VulkanDriver,
#endif
#ifdef REFRESH_DRIVER_PS5
&PS5Driver,
#endif
NULL
VULKAN_DRIVER,
PS5_DRIVER
};
/* Logging */
@ -134,14 +141,15 @@ static Refresh_Backend selectedBackend = REFRESH_BACKEND_INVALID;
Refresh_Backend Refresh_SelectBackend(Refresh_Backend preferredBackend, uint32_t *flags)
{
uint32_t backendIndex, i;
uint32_t i;
if (preferredBackend != REFRESH_BACKEND_DONTCARE)
{
/* Try to force it! */
backendIndex = preferredBackend;
if (backends[backendIndex]->PrepareDriver(flags))
if (backends[preferredBackend] == NULL)
{
Refresh_LogWarn("Preferred backend was not compiled into this binary! Attempting to fall back!");
}
else if (backends[preferredBackend]->PrepareDriver(flags))
{
selectedBackend = preferredBackend;
return selectedBackend;
@ -150,9 +158,9 @@ Refresh_Backend Refresh_SelectBackend(Refresh_Backend preferredBackend, uint32_t
/* Iterate until we find an appropriate backend. */
for (i = 1; backends[i] != NULL; i += 1)
for (i = 1; i < SDL_arraysize(backends); i += 1)
{
if (i != preferredBackend && backends[i]->PrepareDriver(flags))
if (i != preferredBackend && backends[i] != NULL && backends[i]->PrepareDriver(flags))
{
selectedBackend = i;
return i;