AstralTech/Gryphn
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very bad texture API

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This commit is contained in:
Greg Wells
2025-06-10 15:54:29 -04:00
parent 01b1e1fb7a
commit 9d1cbbf17a
5 changed files with 33 additions and 12 deletions
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24
rendering_api/vulkan/src/buffers/vulkan_buffer.c
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@@ -14,6 +14,17 @@ VkBufferUsageFlags vkGryphnBufferType(gnBufferType type) {
return usageFlags;
}
uint32_t VkMemoryIndex(VkPhysicalDevice device, uint32_t memoryType, VkMemoryPropertyFlags flags, gnBool* foundMemory) {
VkPhysicalDeviceMemoryProperties memoryProperties;
vkGetPhysicalDeviceMemoryProperties(device, &memoryProperties);
for (uint32_t i = 0; i < memoryProperties.memoryTypeCount; i++) {
if ((memoryType & (1 << i)) && (memoryProperties.memoryTypes[i].propertyFlags & flags) == flags) {
*foundMemory = gnTrue;
return i;
}
} // this whole thing was adapted from vulkan-tutorial.com
return 0;
}
gnReturnCode VkCreateBuffer(
VkGryphnBuffer* buffer, size_t size, gnDevice device,
VkMemoryPropertyFlags flags, VkBufferUsageFlags usage
@@ -31,21 +42,12 @@ gnReturnCode VkCreateBuffer(
VkMemoryRequirements bufferRequirements;
vkGetBufferMemoryRequirements(device->outputDevice->device, buffer->buffer, &bufferRequirements);
gnBool foundMemory = gnFalse;
VkMemoryAllocateInfo memoryAllocateInfo = {
.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
.allocationSize = bufferRequirements.size,
.memoryTypeIndex = VkMemoryIndex(device->physicalDevice.physicalDevice->device, bufferRequirements.memoryTypeBits, flags, &foundMemory)
};
VkPhysicalDeviceMemoryProperties memoryProperties;
vkGetPhysicalDeviceMemoryProperties(device->physicalDevice.physicalDevice->device, &memoryProperties);
gnBool foundMemory = gnFalse;
for (uint32_t i = 0; i < memoryProperties.memoryTypeCount; i++) {
if ((bufferRequirements.memoryTypeBits & (1 << i)) && (memoryProperties.memoryTypes[i].propertyFlags & flags) == flags) {
memoryAllocateInfo.memoryTypeIndex = i;
foundMemory = gnTrue;
}
} // this whole thing was adapted from vulkan-tutorial.com
if (!foundMemory) return GN_FAILED_TO_ALLOCATE_MEMORY;
if (vkAllocateMemory(device->outputDevice->device, &memoryAllocateInfo, NULL, &buffer->memory) != VK_SUCCESS)

1
rendering_api/vulkan/src/buffers/vulkan_buffer.h
View File

@@ -20,3 +20,4 @@ gnReturnCode VkCreateBuffer(
VkGryphnBuffer* buffer, size_t size, gnDevice device,
VkMemoryPropertyFlags flags, VkBufferUsageFlags usage
);
uint32_t VkMemoryIndex(VkPhysicalDevice device, uint32_t memoryType, VkMemoryPropertyFlags flags, gnBool* foundMemory);