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Code Issues 139 Wiki Activity

Add DLSS Frame Generation (gfx.framegeneration x2/x3/x4) and Reflex (gfx.reflex) to the Vulkan renderer

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Hirek
2026-10-25 20:52:12 +01:00
parent 1841e6d7b0
commit a6bdeeaa2b
23 changed files with 1474 additions and 85 deletions
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24
rendering/vulkan14/vulkan14renderer.h
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@@ -109,6 +109,8 @@ class vulkan14_renderer : public gfx_renderer, public gfx::scene_walk
glm::dvec3 Camera_Position() const override;
// maintenance
void Update(double const Deltatime) override;
// reflex (gfx.reflex): the sleep of the driver before the simulation of the frame
void Frame_Start() override;
void Update_Pick_Control() override;
void Update_Pick_Node() override;
glm::dvec3 Update_Mouse_Position() override;
@@ -302,8 +304,14 @@ class vulkan14_renderer : public gfx_renderer, public gfx::scene_walk
// the post-processing of a viewport: the motion blur, the tonemapping, the chromatic aberration
void render_post(std::size_t const Viewport, bool const Motionblur);
void render_dlss(std::size_t const Viewport);
// the output of a viewport to its window, with the user interface over it for the main window
void present_viewport(std::size_t const Viewport);
// the output of a viewport to its window (inside its rendering), or to Target (the images of the frame generation)
void present_viewport(std::size_t const Viewport, vk14::image const *Target = nullptr);
// the frame generation of dlss for the main window (gfx.framegeneration): its images ready for the size and the format of the
// window, the depth and the velocities of the scene turned over for it; the frames generated, then the frames of the window
// copied to its images
bool prepare_generation(std::size_t const Viewport);
void flip_generation_inputs(std::size_t const Viewport);
void render_generation(std::size_t const Viewport);
// the light buffer of the pass: the sun, the ambient light, the fog, the headlights, the lamps (the clustered lights)
void update_lights(light_array &Lights, bool const Headlights = true, bool const Clustered = false);
void write_local_light(gl::light_element &Light, gfx::local_lights::light const &Source, glm::dvec3 const &Camera, glm::mat4 const &View);
@@ -439,6 +447,18 @@ class vulkan14_renderer : public gfx_renderer, public gfx::scene_walk
glm::ivec2 m_dlssrender{0};
glm::ivec2 m_dlssoutput{0};
bool m_dlssreset{true};
// the frame generation of dlss: the frames generated for each frame drawn as set at the start (0: off), and the frames of the
// frame being made (fewer, or none, where the window has no room for them or isn't ready); the matrices of the main view it takes
std::uint32_t m_generated{0};
std::uint32_t m_generatedframe{0};
bool m_generationinputs{false}; // the depth and the velocities of the frame are turned over for it
std::uint64_t m_generationframe{0}; // the last frame it made frames for
struct generation_camera
{
glm::mat4 projection{1.f};
glm::vec3 position{0.f};
glm::mat3 view{1.f};
} m_generationcamera;
void start_dlss();
// dlss is used for the main viewport this frame
bool dlss_active() const;