89 lines
3.1 KiB
C++
89 lines
3.1 KiB
C++
#ifndef RENDER_SYSTEM
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#define RENDER_SYSTEM
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#include <iostream>
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#include <vector>
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#include <map>
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const float skyboxVertices[] = {
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-1.0f, 1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f, -1.0f, -1.0f,
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1.0f, -1.0f, -1.0f, 1.0f, 1.0f, -1.0f, -1.0f, 1.0f, -1.0f,
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-1.0f, -1.0f, 1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f, -1.0f,
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-1.0f, 1.0f, -1.0f, -1.0f, 1.0f, 1.0f, -1.0f, -1.0f, 1.0f,
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1.0f, -1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
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1.0f, 1.0f, 1.0f, 1.0f, 1.0f, -1.0f, 1.0f, -1.0f, -1.0f,
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-1.0f, -1.0f, 1.0f, -1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
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1.0f, 1.0f, 1.0f, 1.0f, -1.0f, 1.0f, -1.0f, -1.0f, 1.0f,
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-1.0f, 1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f, 1.0f, 1.0f,
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1.0f, 1.0f, 1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f, -1.0f,
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-1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f, 1.0f, -1.0f, -1.0f,
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1.0f, -1.0f, -1.0f, -1.0f, -1.0f, 1.0f, 1.0f, -1.0f, 1.0f
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};
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class Camera;
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class Shader;
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class FBO;
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class VBO;
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class VAO;
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class Cubemap;
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class Lighting;
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class Renderable {
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public:
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enum ShaderType {
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RigShader,
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MeshShader,
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ImageBoxShader,
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BoxShader,
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TextShader,
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ParticleShader
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};
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ShaderType shadertype = ShaderType::MeshShader;
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bool opaque = true;
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bool castshadow = false;
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Renderable();
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~Renderable();
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void BindToRenderSystem();
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virtual void Render(Shader& ShaderProgram) {}
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virtual glm::vec3 GetWorldPosition() const { return glm::vec3(0.0f); }
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};
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class RenderSystem {
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public:
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Lighting* lighting = nullptr;
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FBO* screenfbo = nullptr;
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FBO* shadowdepthmapfbo = nullptr;
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unsigned int depthMaptexture = 0;
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unsigned int textureColorbuffer = 0;
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unsigned int rbo = 0;
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unsigned int SHADOW_RESOLUTION = 0;
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VAO* quadVAO = nullptr; VBO* quadVBO = nullptr;
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VAO* skyboxVAO = nullptr; VBO* skyboxVBO = nullptr;
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Shader* MeshShadowShader = nullptr;
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Shader* RigShadowShader = nullptr;
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Shader* SkyboxShader = nullptr;
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Shader* ScreenShader = nullptr;
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Shader* RigShader = nullptr;
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Shader* MeshShader = nullptr;
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Shader* ImageBoxShader = nullptr;
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Shader* BoxShader = nullptr;
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Shader* Text2DShader = nullptr;
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Shader* ParticleShader = nullptr;
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Cubemap* skybox = nullptr;
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RenderSystem() {}
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void Initialize();
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void Render(Camera& camera);
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void AddRenderable(Renderable* r) { renderables.push_back(r); }
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void RemoveRenderable(Renderable* r) {
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for (int i = 0; i < (int)renderables.size(); i++) {
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if (renderables[i] == r) { renderables.erase(renderables.begin() + i); return; }
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}
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std::cout << "didn't find renderable to remove\n";
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}
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void RenderRenderable(Renderable* renderable, Camera& camera);
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std::vector<Renderable*> renderables;
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private:
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void PrepareRigShader(Camera& camera);
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void PrepareMeshShader(Camera& camera);
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void PrepareParticleShader(Camera& camera);
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void PrepareBoxShader(Camera& camera);
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void PrepareImageBoxShader(Camera& camera);
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void PrepareTextShader(Camera& camera);
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void RenderTranslucent(Camera& camera, const glm::mat4& lightSpaceMatrix, const glm::vec3& camPos);
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};
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#endif |