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50 lines
1.6 KiB
50 lines
1.6 KiB
#include "scene.h"
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#include "utils.h"
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#include "model.h"
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#include "framebufferobject.h"
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#include "fullscreenquad.h"
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glm::mat4 viewMatrix, projectionMatrix;
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glm::vec3 cameraPos(4.0f, 3.0f, 4.0f);
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Model model;
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FrameBufferObject *fbo;
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FullScreenQuad *fsq;
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void Init()
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{
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model.Init("Res/Sphere.obj");
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model.mShader->Init("Res/diffuse_vs.vs", "Res/diffuse_vs.fs");
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model.SetPosition(0.0f, 0.0f, 0.0f);
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model.SetAmbientMaterial(0.1f, 0.1f, 0.1f, 1.0f);
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model.mShader->SetVec4("U_AmbientLight", 0.1f, 0.1f, 0.1f, 1.0f);
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model.SetDiffuseMaterial(0.4f, 0.4f, 0.4f, 1.0f);
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model.mShader->SetVec4("U_DiffuseLight", 0.8f, 0.8f, 0.8f, 1.0f);
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model.mShader->SetVec4("U_LightPos", 0.0f, 1.0f, 0.0f, 0.0f);
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viewMatrix = glm::lookAt(cameraPos, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 1.0f, 0.0f));
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fsq = new FullScreenQuad();
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fsq->Init();
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fsq->mShader->Init("Res/fullscreenquad.vs", "Res/fullscreenquad.fs");
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}
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void SetViewPortSize(float width, float height)
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{
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projectionMatrix = glm::perspective(50.0f, width/height, 0.1f, 1000.0f);
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fbo = new FrameBufferObject();
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fbo->AttachColorBuffer("color", GL_COLOR_ATTACHMENT0, (int)width, (int)height);
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fbo->AttachDepthBuffer("depth", (int)width, (int)height);
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fbo->Finish();
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fbo->Bind();
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glClearColor(0.1f, 0.1f, 0.1f, 1.0f);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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model.Draw(viewMatrix, projectionMatrix, cameraPos.x, cameraPos.y, cameraPos.z);
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fbo->Unbind();
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}
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void Draw()
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{
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glClearColor(0.0f,0.0f,0.0f,1.0f);
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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fsq->mShader->SetTexture("U_Texture", fbo->GetBuffer("color"));
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fsq->Draw();
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}
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