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Vulcan Nightmare

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Experimentally bringing up vulcan support
This commit is contained in:
Kelsi 2026-02-21 19:41:21 -08:00
parent 863a786c48
commit 83b576e8d9
189 changed files with 12147 additions and 7820 deletions
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37
include/rendering/weather.hpp
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@ -1,15 +1,15 @@
#pragma once
#include <GL/glew.h>
#include <vulkan/vulkan.h>
#include <vk_mem_alloc.h>
#include <glm/glm.hpp>
#include <memory>
#include <vector>
namespace wowee {
namespace rendering {
class Camera;
class Shader;
class VkContext;
/**
* @brief Weather particle system for rain and snow
@ -20,7 +20,7 @@ class Shader;
* - Particle recycling for efficiency
* - Camera-relative positioning (follows player)
* - Adjustable intensity (light, medium, heavy)
* - GPU instanced rendering
* - Vulkan point-sprite rendering
*/
class Weather {
public:
@ -35,9 +35,11 @@ public:
/**
* @brief Initialize weather system
* @param ctx Vulkan context
* @param perFrameLayout Descriptor set layout for the per-frame UBO (set 0)
* @return true if initialization succeeded
*/
bool initialize();
bool initialize(VkContext* ctx, VkDescriptorSetLayout perFrameLayout);
/**
* @brief Update weather particles
@ -48,9 +50,10 @@ public:
/**
* @brief Render weather particles
* @param camera Camera for rendering
* @param cmd Command buffer to record into
* @param perFrameSet Per-frame descriptor set (set 0, contains camera UBO)
*/
void render(const Camera& camera);
void render(VkCommandBuffer cmd, VkDescriptorSet perFrameSet);
/**
* @brief Set weather type
@ -75,6 +78,11 @@ public:
*/
int getParticleCount() const;
/**
* @brief Clean up Vulkan resources
*/
void shutdown();
private:
struct Particle {
glm::vec3 position;
@ -83,15 +91,20 @@ private:
float maxLifetime;
};
void cleanup();
void resetParticles(const Camera& camera);
void updateParticle(Particle& particle, const Camera& camera, float deltaTime);
glm::vec3 getRandomPosition(const glm::vec3& center) const;
// OpenGL objects
GLuint vao = 0;
GLuint vbo = 0; // Instance buffer
std::unique_ptr<Shader> shader;
// Vulkan objects
VkContext* vkCtx = nullptr;
VkPipeline pipeline = VK_NULL_HANDLE;
VkPipelineLayout pipelineLayout = VK_NULL_HANDLE;
// Dynamic mapped buffer for particle positions (updated every frame)
::VkBuffer dynamicVB = VK_NULL_HANDLE;
VmaAllocation dynamicVBAlloc = VK_NULL_HANDLE;
VmaAllocationInfo dynamicVBAllocInfo{};
VkDeviceSize dynamicVBSize = 0;
// Particles
std::vector<Particle> particles;