102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
#pragma once
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#include "../../core/flags.hpp"
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#include <cassert>
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#include <memory>
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#include <string>
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#include <glm/glm.hpp>
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#include <functional>
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class Window;
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class Camera;
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namespace render {
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class Model;
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class LodModel;
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/// Pass options
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struct passOptions {
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/// Apply light properties
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bool pbr = true;
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/// Triplanar texture mapping
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bool triplanar = false;
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/// Transform texture UV
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bool stochastic = false;
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/// Active geometry pass
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bool geometry = true;
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/// Blend voxel with mixed materials (requires geometry)
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bool blend = true;
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/// Depth fog
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bool fog = true;
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/// Map planets to sphere
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bool curvature = true;
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/// Keep depth in sphere
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bool curv_depth = true;
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};
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/// Rendering options
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struct renderOptions {
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/// Voxel passes
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passOptions voxel;
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/// Display skybox
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bool skybox = true;
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/// Display only wires
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bool wireframe = false;
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/// Texture pack name
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std::string textures = "1024-realistic";
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/// Textures quality
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int textureQuality = 100;
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/// Textures anisotropic mapping
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int textureSharpness = 0;
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/// Depth color
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glm::vec4 clear_color;
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/// Parallel processing frames
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/// Incease FPS but also a bit latency (Vulkan only)
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int inFlightFrames = 2;
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constexpr float getMipmapLodBias() const { return 1 - (textureQuality / 100.f); }
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constexpr int getAnisotropy() const { return textureSharpness >= 1 ? (1 << (textureSharpness - 1)) : 0; }
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};
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/// Rendering plateform interface
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class Renderer {
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public:
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virtual ~Renderer() { }
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glm::vec3 LightInvDir = glm::vec3(0.5f, 2, 2);
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/// Start new frame and setup
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virtual void beginFrame() = 0;
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/// Get started world program
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/// (vertex buffer, model matrix, sphereProj, curvature)
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virtual std::function<size_t(render::LodModel *const, glm::mat4, glm::vec4, float)> beginWorldPass() = 0;
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/// Get started entity program
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virtual std::function<size_t(render::Model *const, const std::vector<glm::mat4> &)> beginEntityPass() = 0;
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/// Draw cube indicator
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virtual std::function<size_t(glm::mat4)> beginIndicatorPass() = 0;
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/// Apply postprocessing
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virtual void postProcess() = 0;
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/// Finalise frame
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virtual void endFrame() = 0;
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/// Swap displayed image
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virtual void swapBuffer(Window &) = 0;
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/// Apply camera matrices
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virtual void lookFrom(const Camera &) = 0;
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virtual void setClearColor(glm::vec4) = 0;
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virtual void reloadShaders(const passOptions &) = 0;
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virtual void reloadTextures(const std::string &, float mipMapLOD, float anisotropy) = 0;
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virtual void setFillMode(bool wireframe) = 0;
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virtual void loadUI(Window&) = 0;
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static _FORCE_INLINE_ Renderer *Get() {
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assert(sInstance != nullptr && "Uninitialized renderer");
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return sInstance;
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}
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static void Unload();
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protected:
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static Renderer *sInstance;
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};
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} |