mirror of
https://github.com/Kelsidavis/WoWee.git
synced 2026-03-23 07:40:14 +00:00
e12141a673
- MSAA: conditional 2-att (off) vs 3-att (on) render pass with auto-resolve - MSAA: multisampled color+depth images, query max supported sample count - MSAA: .setMultisample() on all 25+ main-pass pipelines across 17 renderers - MSAA: recreatePipelines() on every sub-renderer for runtime MSAA changes - MSAA: Renderer::setMsaaSamples() orchestrates swapchain+pipeline+ImGui rebuild - MSAA: Anti-Aliasing combo (Off/2x/4x/8x) in Video settings, persisted - Update auth screen assets and terrain fragment shader
104 lines
2.9 KiB
C++
104 lines
2.9 KiB
C++
#pragma once
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#include <vulkan/vulkan.h>
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#include <vk_mem_alloc.h>
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#include <glm/glm.hpp>
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#include <vector>
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namespace wowee {
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namespace rendering {
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class Camera;
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class VkContext;
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/**
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* @brief Renders lens flare effect when looking at the sun
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*
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* Features:
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* - Multiple flare elements (ghosts) along sun-to-center axis
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* - Sun glow at sun position
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* - Colored flare elements (chromatic aberration simulation)
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* - Intensity based on sun visibility and angle
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* - Additive blending for realistic light artifacts
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*/
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class LensFlare {
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public:
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LensFlare();
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~LensFlare();
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/**
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* @brief Initialize lens flare system
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* @param ctx Vulkan context
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* @param perFrameLayout Per-frame descriptor set layout (unused, kept for API consistency)
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* @return true if initialization succeeded
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*/
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bool initialize(VkContext* ctx, VkDescriptorSetLayout perFrameLayout);
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/**
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* @brief Destroy Vulkan resources
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*/
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void shutdown();
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void recreatePipelines();
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/**
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* @brief Render lens flare effect
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* @param cmd Command buffer to record into
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* @param camera The camera to render from
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* @param sunPosition World-space sun position
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* @param timeOfDay Current time (0-24 hours)
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*/
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void render(VkCommandBuffer cmd, const Camera& camera, const glm::vec3& sunPosition, float timeOfDay);
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/**
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* @brief Enable or disable lens flare rendering
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*/
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void setEnabled(bool enabled) { this->enabled = enabled; }
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bool isEnabled() const { return enabled; }
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/**
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* @brief Set flare intensity multiplier
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*/
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void setIntensity(float intensity);
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float getIntensity() const { return intensityMultiplier; }
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private:
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struct FlareElement {
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float position; // Position along sun-center axis (-1 to 1, 0 = center)
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float size; // Size in screen space
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glm::vec3 color; // RGB color
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float brightness; // Brightness multiplier
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};
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struct FlarePushConstants {
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glm::vec2 position; // Screen-space position (-1 to 1)
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float size; // Size in screen space
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float aspectRatio; // Viewport aspect ratio
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glm::vec4 colorBrightness; // RGB color + brightness in w
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};
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void generateFlareElements();
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float calculateSunVisibility(const Camera& camera, const glm::vec3& sunPosition) const;
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glm::vec2 worldToScreen(const Camera& camera, const glm::vec3& worldPos) const;
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VkContext* vkCtx = nullptr;
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VkPipeline pipeline = VK_NULL_HANDLE;
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VkPipelineLayout pipelineLayout = VK_NULL_HANDLE;
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VkBuffer vertexBuffer = VK_NULL_HANDLE;
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VmaAllocation vertexAlloc = VK_NULL_HANDLE;
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// Flare elements
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std::vector<FlareElement> flareElements;
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// Parameters
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bool enabled = true;
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float intensityMultiplier = 1.0f;
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// Quad vertices for rendering flare sprites
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static constexpr int VERTICES_PER_QUAD = 6;
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};
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} // namespace rendering
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} // namespace wowee
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