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[video_core] Add ability for integrated devices to control the amount of memory used by the emulator (#2528)

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This adds the ability for integrated devices to control the amount of memory used by the emulator.

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2528
Reviewed-by: Lizzie <lizzie@eden-emu.dev>
Reviewed-by: Shinmegumi <shinmegumi@eden-emu.dev>
Co-authored-by: MaranBr <maranbr@outlook.com>
Co-committed-by: MaranBr <maranbr@outlook.com>
This commit is contained in:
MaranBr 2025-09-20 14:17:07 +02:00 • committed by crueter
parent 6510818fca
commit 725407b989
Signed by: crueter
GPG key ID: 425ACD2D4830EBC6
2 changed files with 7 additions and 13 deletions
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15
src/video_core/vulkan_common/vulkan_device.cpp
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@ -1395,23 +1395,20 @@ void Device::CollectPhysicalMemoryInfo() {
}
device_access_memory += mem_properties.memoryHeaps[element].size;
}
if (!is_integrated) {
if (is_integrated) {
const s64 available_memory = static_cast<s64>(device_access_memory - device_initial_usage);
const u64 memory_size = Settings::values.vram_usage_mode.GetValue() == Settings::VramUsageMode::Aggressive ? 6_GiB : 4_GiB;
device_access_memory = static_cast<u64>(std::max<s64>(std::min<s64>(available_memory - 8_GiB, memory_size), std::min<s64>(local_memory, memory_size)));
} else {
const u64 reserve_memory = std::min<u64>(device_access_memory / 8, 1_GiB);
device_access_memory -= reserve_memory;
if (Settings::values.vram_usage_mode.GetValue() != Settings::VramUsageMode::Aggressive) {
// Account for resolution scaling in memory limits
const size_t normal_memory = 6_GiB;
const size_t scaler_memory = 1_GiB * Settings::values.resolution_info.ScaleUp(1);
device_access_memory =
std::min<u64>(device_access_memory, normal_memory + scaler_memory);
device_access_memory = std::min<u64>(device_access_memory, normal_memory + scaler_memory);
}
return;
}
const s64 available_memory = static_cast<s64>(device_access_memory - device_initial_usage);
device_access_memory = static_cast<u64>(std::max<s64>(
std::min<s64>(available_memory - 8_GiB, 6_GiB), std::min<s64>(local_memory, 6_GiB)));
}
void Device::CollectToolingInfo() {