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render pass stuff for multisampling

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This commit is contained in:
Greg Wells
2025-07-05 17:02:38 -04:00
parent 2ffa5adbb9
commit d567ce0beb
8 changed files with 51 additions and 11 deletions
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29
projects/apis/vulkan/src/output_device/vulkan_physical_device.c
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@@ -3,12 +3,8 @@
#include <output_device/vulkan_device_extensions.h>
#include <vulkan_surface/vulkan_surface.h>
gnMultisampleCountFlags getVulkanSampleCount(VkPhysicalDevice device) {
VkPhysicalDeviceProperties physicalDeviceProperties;
vkGetPhysicalDeviceProperties(device, &physicalDeviceProperties);
VkSampleCountFlags counts = physicalDeviceProperties.limits.framebufferColorSampleCounts & physicalDeviceProperties.limits.framebufferDepthSampleCounts;
gnMultisampleCountFlags sampleCount = GN_SAMPLES_NONE;
gnMultisampleCountFlags vkSampleCountToGryphn(VkSampleCountFlags counts) {
gnMultisampleCountFlags sampleCount = 0;
if (counts & VK_SAMPLE_COUNT_64_BIT) { sampleCount |= GN_SAMPLE_BIT_64; }
if (counts & VK_SAMPLE_COUNT_32_BIT) { sampleCount |= GN_SAMPLE_BIT_32; }
if (counts & VK_SAMPLE_COUNT_16_BIT) { sampleCount |= GN_SAMPLE_BIT_16; }
@@ -16,6 +12,21 @@ gnMultisampleCountFlags getVulkanSampleCount(VkPhysicalDevice device) {
if (counts & VK_SAMPLE_COUNT_4_BIT) { sampleCount |= GN_SAMPLE_BIT_4; }
if (counts & VK_SAMPLE_COUNT_2_BIT) { sampleCount |= GN_SAMPLE_BIT_2; }
if (counts & VK_SAMPLE_COUNT_1_BIT) { sampleCount |= GN_SAMPLE_BIT_1; }
return sampleCount;
}
#include <stdio.h>
VkSampleCountFlags gnSampleCountToVulkan(gnMultisampleCountFlags counts) {
VkSampleCountFlags sampleCount = 0;
if ((counts & GN_SAMPLE_BIT_64) == GN_SAMPLE_BIT_64) { sampleCount |= VK_SAMPLE_COUNT_64_BIT; }
if ((counts & GN_SAMPLE_BIT_32) == GN_SAMPLE_BIT_32) { sampleCount |= VK_SAMPLE_COUNT_32_BIT; }
if ((counts & GN_SAMPLE_BIT_16) == GN_SAMPLE_BIT_16) { sampleCount |= VK_SAMPLE_COUNT_16_BIT; }
if ((counts & GN_SAMPLE_BIT_8) == GN_SAMPLE_BIT_8) { sampleCount |= VK_SAMPLE_COUNT_8_BIT; }
if ((counts & GN_SAMPLE_BIT_4) == GN_SAMPLE_BIT_4) { sampleCount |= VK_SAMPLE_COUNT_4_BIT; }
if ((counts & GN_SAMPLE_BIT_2) == GN_SAMPLE_BIT_2) { sampleCount |= VK_SAMPLE_COUNT_2_BIT; }
if ((counts & GN_SAMPLE_BIT_1) == GN_SAMPLE_BIT_1) { sampleCount |= VK_SAMPLE_COUNT_1_BIT; }
return sampleCount;
}
@@ -61,7 +72,11 @@ gnPhysicalDevice* getPhysicalDevices(gnInstanceHandle instance, uint32_t* device
outputDevices[i].queueProperties.queueProperties[i].queueType = finalQueueType;
}
outputDevices[i].features.avaliableSamples = getVulkanSampleCount(physicalDevices[i]);
VkPhysicalDeviceProperties physicalDeviceProperties;
vkGetPhysicalDeviceProperties(physicalDevices[i], &physicalDeviceProperties);
VkSampleCountFlags counts = physicalDeviceProperties.limits.framebufferColorSampleCounts & physicalDeviceProperties.limits.framebufferDepthSampleCounts;
outputDevices[i].features.avaliableSamples = vkSampleCountToGryphn(counts);
}
free(physicalDevices);