83a1f16806
- BillboardInstance: per-instance uv sub-rect, feet anchor, turn, dithered alpha, flash; BillboardBatch::sharedTexture; Texture createEmpty/update/cellUV/cellAnchor/nearest - SpriteAtlas: fixed-cell runtime atlas with gutters - hd2d::ui: Octopath-style panels, fonts (Cinzel, EB Garamond), dialogue box with typewriter + portraits + choices, menus, nameplates, toasts, ImGui theme - DayCycle (dawn/day/dusk/night keyframes, sun + moon arcs), Weather overcast/mist/ lightning, night-aware presets, stars and moon in the sky - Hidden-window offscreen captures (Window visible=false, Renderer output FBO, OffscreenTarget); --screenshot never opens a window - Camera::worldToScreen; CMake usable via add_subdirectory (HD2D_BUILD_DEMO, HD2D_ENGINE_ASSET_DIR)
111 lines
3.9 KiB
C++
111 lines
3.9 KiB
C++
#pragma once
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#include "hd2d/Camera.h"
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#include "hd2d/RenderTarget.h"
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#include "hd2d/Scene.h"
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#include "hd2d/Shader.h"
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#include <glm/glm.hpp>
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#include <memory>
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#include <string>
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namespace hd2d {
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// All tunable look parameters of the HD-2D pipeline.
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struct RenderSettings {
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// Shadows
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int shadowMapSize = 4096;
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float shadowExtent = 34.0f; // half-size of the sun's ortho frustum, world units
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float shadowSoftness = 1.5f; // PCF radius in texels
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// Dappled canopy light ("cookie" projected along the sun direction)
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float cookieStrength = 0.55f;
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float cookieScale = 0.13f;
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float cookieSpeed = 0.05f;
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float cookieCoverage = 0.48f; // fraction of light blocked
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// God ray beams: the same implied canopy, sparser, applied inside the fog
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float shaftStrength = 0.9f; // 1 = sun scatters only inside beams
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float shaftCoverage = 0.62f; // higher = fewer, narrower beams
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float shaftScale = 0.45f; // beam pattern frequency (larger = thinner beams)
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// Volumetric fog + god rays
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bool volumetrics = true;
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glm::vec3 fogColor{0.30f, 0.36f, 0.45f}; // ambient fog in-scatter tint
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float fogDensity = 0.008f;
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float fogHeightFalloff = 0.15f;
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float fogBaseHeight = 0.0f;
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float fogNoise = 0.6f;
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float fogAnisotropy = 0.62f; // Henyey-Greenstein g (forward scattering)
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float godRayIntensity = 4.5f;
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float fogMaxDistance = 90.0f;
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int fogSteps = 56;
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// Wind for foliage
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glm::vec2 windDirection{0.8f, 0.35f};
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float windStrength = 0.06f;
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float windGustSpeed = 1.2f;
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// Depth of field (tilt-shift miniature look)
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bool dof = true;
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float focusRange = 6.0f; // fully sharp half-width around the focus distance
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float focusTransition = 12.0f; // distance over which blur ramps up
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float dofMaxRadius = 9.0f; // max blur radius in half-res pixels
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float tiltShift = 0.35f; // extra blur toward screen top/bottom
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// Bloom
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bool bloom = true;
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float bloomStrength = 0.075f;
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float bloomRadius = 1.0f;
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// Color grading
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float exposure = 1.0f;
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float contrast = 1.08f;
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float saturation = 1.12f;
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glm::vec3 lift{0.012f, 0.010f, 0.025f}; // added to shadows
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glm::vec3 gain{1.04f, 1.00f, 0.93f}; // multiplied into highlights
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float vignette = 0.42f;
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float chromaticAberration = 0.0015f;
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float grain = 0.025f;
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bool reflections = true;
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bool occluderFade = true; // dither away 3D scenery between the camera and the player
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// Screen-space ambient occlusion (contact darkening everywhere; the baked
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// GroundOcclusion handles the large soft shade under trees)
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bool ssao = true;
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bool groundOcclusion = true; // use Scene::groundOcclusion (baked contact AO)
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float ssaoRadius = 0.7f; // world units
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float ssaoIntensity = 1.6f;
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int maxRainDrops = 18000; // streaks drawn at Scene::rain = 1
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};
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class Renderer {
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public:
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Renderer();
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~Renderer();
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bool init(const std::string& shaderDir, int width, int height);
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void resize(int width, int height);
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bool reloadShaders();
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void render(const Scene& scene, const Camera& camera, float time);
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// Framebuffer the final tonemap pass writes to (0 = the window's
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// backbuffer). render() leaves it bound with a full-size viewport, so UI
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// drawn afterwards (DebugUI, ImGui) lands in it too. It must be at least
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// the size given to init()/resize() and use a non-sRGB RGBA8 color
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// attachment like the default framebuffer (the tonemap shader
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// gamma-encodes itself); OffscreenTarget in Screenshot.h does this.
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void setOutputFramebuffer(GLuint fbo) { outputFbo_ = fbo; }
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GLuint outputFramebuffer() const { return outputFbo_; }
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RenderSettings settings;
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float gpuFrameMs() const { return gpuMs_; }
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private:
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struct Impl;
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std::unique_ptr<Impl> impl_;
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float gpuMs_ = 0.0f;
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GLuint outputFbo_ = 0;
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};
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} // namespace hd2d
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