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Only call vkGetPhysicalDeviceMemoryProperties once

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This commit is contained in:
Joshua Goins 2018-10-16 09:04:57 -04:00
parent da6f245c79
commit d946ba28e3
2 changed files with 8 additions and 7 deletions
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4
include/renderer.h
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@ -37,7 +37,7 @@ public:
VkShaderModule createShader(const char* path);
uint32_t findMemoryType(uint32_t typeFilter, VkMemoryPropertyFlags properties);
uint32_t findMemoryType(const uint32_t typeFilter, const VkMemoryPropertyFlags properties);
void fillMeshBuffers(Mesh* mesh);
void destroyMeshBuffers(Mesh* mesh);
@ -75,6 +75,8 @@ private:
#endif
VkPhysicalDevice physicalDevice_ = nullptr;
VkPhysicalDeviceMemoryProperties deviceMemoryProperties_ = {};
VkDevice device_ = nullptr;
struct {

11
src/renderer.cpp
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@ -278,12 +278,9 @@ VkShaderModule Renderer::createShader(const char* path) {
return shaderModule;
}
uint32_t Renderer::findMemoryType(uint32_t typeFilter, VkMemoryPropertyFlags properties) {
VkPhysicalDeviceMemoryProperties memProperties;
vkGetPhysicalDeviceMemoryProperties(physicalDevice_, &memProperties);
for (uint32_t i = 0; i < memProperties.memoryTypeCount; i++) {
if ((typeFilter & (1 << i)) && (memProperties.memoryTypes[i].propertyFlags & properties) == properties) {
uint32_t Renderer::findMemoryType(const uint32_t typeFilter, const VkMemoryPropertyFlags properties) {
for (uint32_t i = 0; i < deviceMemoryProperties_.memoryTypeCount; i++) {
if ((typeFilter & (1 << i)) && (deviceMemoryProperties_.memoryTypes[i].propertyFlags & properties) == properties) {
return i;
}
}
@ -440,6 +437,8 @@ void Renderer::createLogicalDevice() {
delete[] physicalDevices;
vkGetPhysicalDeviceMemoryProperties(physicalDevice_, &deviceMemoryProperties_);
uint32_t queueFamilyPropertiesCount = 0;
vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice_, &queueFamilyPropertiesCount, nullptr);