152 lines
2.6 KiB
C++
152 lines
2.6 KiB
C++
#pragma once
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#include <cstdint>
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#include <map>
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#include <vector>
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#include "math_types.h"
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#include <GL/gl3w.h> // This example is using gl3w to access OpenGL functions (because it is small). You may use glew/glad/glLoadGen/etc. whatever already works for you.
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#include "Globals.h"
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#include "RenderUtils.h"
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struct Camera {
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Vector3f eye;
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Vector3f poi;
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Vector3f up;
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float near;
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float far;
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float fov;
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bool orthographic;
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float width;
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float height;
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Matrix44f mProjectionMatrix;
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Matrix44f mViewMatrix;
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Camera() :
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eye {5.f, 4.f, 5.f},
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poi {0.f, 2.f, 0.f},
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up {0.f, 1.f, 0.f},
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near (0.1f),
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far (150.f),
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fov (60.f),
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orthographic (false),
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width (-1.f),
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height (-1.f),
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mProjectionMatrix (
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1.f, 0.f, 0.f, 0.f,
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0.f, 1.f, 0.f, 0.f,
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0.f, 0.f, 1.f, 0.f,
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0.f, 0.f, 0.f, 1.f),
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mViewMatrix (
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1.f, 0.f, 0.f, 0.f,
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0.f, 1.f, 0.f, 0.f,
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0.f, 0.f, 1.f, 0.f,
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0.f, 0.f, 0.f, 1.f)
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{}
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void UpdateMatrices();
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};
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struct Light {
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Vector3f pos;
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Vector3f dir;
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float mViewMatrix[16];
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float mProjectionMatrix[16];
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float mtxLight[16];
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float mtxShadow[16];
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float shadowMapBias;
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uint16_t shadowMapSize;
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bool enabled;
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float near;
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float far;
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float area;
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Light() :
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pos (Vector3f(0.f, 10.f, 10.f)),
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dir (Vector3f(-1.f, -1.f, -1.f)),
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mViewMatrix {
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1.f, 0.f, 0.f, 0.f,
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0.f, 1.f, 0.f, 0.f,
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0.f, 0.f, 1.f, 0.f,
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0.f, 0.f, 0.f, 1.f
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},
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mProjectionMatrix {
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1.f, 0.f, 0.f, 0.f,
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0.f, 1.f, 0.f, 0.f,
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0.f, 0.f, 1.f, 0.f,
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0.f, 0.f, 0.f, 1.f
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},
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mtxShadow {
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1.f, 0.f, 0.f, 0.f,
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0.f, 1.f, 0.f, 0.f,
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0.f, 0.f, 1.f, 0.f,
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0.f, 0.f, 0.f, 1.f
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},
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shadowMapBias (0.004f),
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shadowMapSize (2048),
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near (0.1f),
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far (100.f),
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area (10.f),
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enabled (false)
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{
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}
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};
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struct Mesh {
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GLuint mVertexArrayId = -1;
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GLuint mVertexBuffer = -1;
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};
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struct RendererSettings;
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struct Renderer {
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RendererSettings* mSettings = nullptr;
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bool mInitialized = false;
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uint32_t mWidth = 1;
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uint32_t mHeight = 1;
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Camera mCamera;
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Mesh mMesh;
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RenderProgram mDefaultProgram;
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GLuint muDefaultModelViewProjection;
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GLuint muDefaultColor;
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RenderTarget mRenderTarget;
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GLuint mRenderQuadVertexArrayId;
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GLuint mRenderQuadVertexBufferId;
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RenderProgram mRenderQuadProgramColor;
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GLuint muRenderQuadModelViewProj;
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GLuint muRenderQuadTexture;
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GLuint muRenderQuadTime;
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RenderProgram mRenderQuadProgramDepth;
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GLuint muRenderQuadDepthModelViewProj;
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GLuint muRenderQuadDepthNear;
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GLuint muRenderQuadDepthFar;
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Renderer() :
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mInitialized(false),
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mWidth (0),
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mHeight (0)
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{ }
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void Initialize(int width, int height);
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void Shutdown();
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void RenderGl();
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void RenderGui();
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void Resize (int width, int height);
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};
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