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Only use mailbox emulation on AMD.

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This commit is contained in:
Themaister 2018-09-08 11:47:09 +02:00
parent 66c4f8fd35
commit 157d1e7e63
1 changed files with 11 additions and 4 deletions
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15
gfx/common/vulkan_common.c
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@ -38,6 +38,10 @@
#include "../../libretro-common/include/retro_math.h"
#include "../../libretro-common/include/string/stdstring.h"
#define VENDOR_ID_AMD 0x1002
#define VENDOR_ID_NV 0x10DE
#define VENDOR_ID_INTEL 0x8086
// Windows is not particularly good at recreating swapchains.
// Emulate vsync toggling by using vkAcquireNextImageKHR timeouts.
#if defined(_WIN32)
@ -1500,10 +1504,6 @@ static bool vulkan_context_init_device(gfx_ctx_vulkan_data_t *vk)
"VK_KHR_sampler_mirror_clamp_to_edge",
};
#ifdef VULKAN_EMULATE_MAILBOX
vk->emulate_mailbox = true;
#endif
#ifdef VULKAN_DEBUG
static const char *device_layers[] = { "VK_LAYER_LUNARG_standard_validation" };
#endif
@ -1578,6 +1578,13 @@ static bool vulkan_context_init_device(gfx_ctx_vulkan_data_t *vk)
vkGetPhysicalDeviceMemoryProperties(vk->context.gpu,
&vk->context.memory_properties);
#ifdef VULKAN_EMULATE_MAILBOX
// AMD can emulate Mailbox on Windows, but not NV.
// Not tested on Intel.
if (vk->context.gpu_properties.vendorID == VENDOR_ID_AMD)
vk->emulate_mailbox = true;
#endif
RARCH_LOG("[Vulkan]: Using GPU: %s\n", vk->context.gpu_properties.deviceName);
if (vk->context.device == VK_NULL_HANDLE)