430 lines
13 KiB
C++
430 lines
13 KiB
C++
#include "main_code.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <time.h>
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#include "include/Engine.h"
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#include "main_code.h"
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TMyApplication* Application;
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Matrix3f quatToMatrix(Vector4f q) {
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Matrix3f result;
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double sqw = q(3)*q(3);
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double sqx = q(0)*q(0);
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double sqy = q(1)*q(1);
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double sqz = q(2)*q(2);
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// invs (inverse square length) is only required if quaternion is not already normalised
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double invs = 1 / (sqx + sqy + sqz + sqw);
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result(0,0) = (sqx - sqy - sqz + sqw)*invs; // since sqw + sqx + sqy + sqz =1/invs*invs
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result(1,1) = (-sqx + sqy - sqz + sqw)*invs;
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result(2,2) = (-sqx - sqy + sqz + sqw)*invs;
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double tmp1 = q(0)*q(1);
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double tmp2 = q(2)*q(3);
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result(1, 0) = 2.0 * (tmp1 + tmp2)*invs;
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result(0, 1) = 2.0 * (tmp1 - tmp2)*invs;
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tmp1 = q(0)*q(2);
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tmp2 = q(1)*q(3);
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result(2,0) = 2.0 * (tmp1 - tmp2)*invs;
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result(0,2) = 2.0 * (tmp1 + tmp2)*invs;
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tmp1 = q(1)*q(2);
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tmp2 = q(0)*q(3);
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result(2, 1) = 2.0 * (tmp1 + tmp2)*invs;
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result(1, 2) = 2.0 * (tmp1 - tmp2)*invs;
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return result;
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}
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void TMyApplication::InnerInit()
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{
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Application = this;
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#ifdef TARGET_WIN32
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#ifdef NDEBUG
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ST::PathToResources = "resources/";
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#else
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ST::PathToResources = "../../../assets/";
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#endif
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#endif
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#ifdef TARGET_IOS
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ST::PathToResources = "assets/";
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#endif
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if (Console != NULL)
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{
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*Console<<"APP INIT\n";
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}
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srand (static_cast<size_t>(time(NULL)));
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ResourceManager->ShaderManager.AddShader("DefaultShader", "shader1vertex.txt", "shader1fragment.txt");
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ResourceManager->ShaderManager.AddShader("FrameShader", "frameshader_vertex.txt", "frameshader_fragment.txt");
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ResourceManager->ShaderManager.AddShader("ColorShader", "color_vertex.txt", "color_fragment.txt");
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ResourceManager->ShaderManager.AddShader("SSAA_4X", "SSAA_4X.vertex", "SSAA_4X.frag");
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ResourceManager->ShaderManager.AddShader("ParallaxShader", "parallax_vertex.txt", "parallax_fragment.txt");
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ResourceManager->ShaderManager.AddShader("PhongShader", "phong_vertex.txt", "phong_fragment.txt");
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Renderer->PushShader("DefaultShader");
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ResourceManager->TexList.AddTexture("console_bkg.bmp");
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ResourceManager->TexList.AddTexture("background.jpg");
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ResourceManager->TexList.AddTexture("HeightMap.png");
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ResourceManager->TexList.AddTexture("NormalMap.png");
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ResourceManager->TexList.AddTexture("linesAll.png");
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Vector2f const bottomLeft(-500, -500);
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float const W = 1000;
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float const H = 1000;
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Vector2f const backgroundBottomLeft(-1000, -1000);
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float const backgroundW = 2000;
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float const backgroundH = 2000;
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{
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//resolution of background image
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float const imageW = 512;
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float const imageH = 512;
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0], 0, backgroundBottomLeft[1]));
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0], 0, backgroundBottomLeft[1] + backgroundH));
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0] + backgroundW, 0, backgroundBottomLeft[1] + backgroundH));
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0] + backgroundW, 0, backgroundBottomLeft[0] + backgroundH));
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0] + backgroundW, 0, backgroundBottomLeft[0]));
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background.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].emplace_back(Vector3f(backgroundBottomLeft[0], 0, backgroundBottomLeft[0]));
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float const tw = W / imageW;
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float const th = H / imageH;
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(0, th));
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(0, 0));
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(tw, 0));
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(tw, 0));
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(tw, th));
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background.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].emplace_back(Vector2f(0, th));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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background.second.Data.Vec4CoordArr[CONST_STRING_COLOR_ATTRIB].emplace_back(Vector4f(1, 1, 1, 1));
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}
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{
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//resolution of linesAll.png
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float const texW = 900;
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float const texH = 900;
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float const step = 12;
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float const thick = 10;
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auto f = [this, texW, texH, thick, W, H] (const Vector3f &p1, const Vector3f &p2, float t) {
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auto pv = p2 - p1;
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Vector3f ortho(pv[2], 0, pv[0]);
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ortho.normalize();
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auto p3 = p2 + ortho * thick;
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auto p4 = p1 + ortho * thick;
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float extraHeight = std::min(20.f, -(t - 1)*t*100.f);
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const size_t segmentCount = 20;
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for (int i = 0; i < segmentCount; i++)
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{
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auto pStart = p1 + pv * i/ segmentCount;
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auto pEnd = p1 + pv * (i+1)/ segmentCount;
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auto pStartShifted = pStart + ortho * thick;
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auto pEndShifted = pEnd + ortho * thick;
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float innerHeightStart = std::min(20.f, -(i / 20.f) * (i / 20.f - 1.f)*100.f);
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float innerHeightEnd = std::min(20.f, -((i+1) / 20.f) * ((i+1) / 20.f - 1.f)*100.f);
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Vector3f extraShiftStart = { 0, std::min(innerHeightStart, extraHeight), 0 };
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Vector3f extraShiftEnd = { 0, std::min(innerHeightEnd, extraHeight), 0 };
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pStart + extraShiftStart);
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pEnd + extraShiftEnd);
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pEndShifted + extraShiftEnd);
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pEndShifted + extraShiftEnd);
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pStartShifted + extraShiftStart);
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fabricRender.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(pStart + extraShiftStart);
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auto texThick = thick / texW;
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auto m = (pStart[0] + pEnd[0]) / 2 / texW;
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auto yStart = (H / texH)*(i / 20.f);
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auto yEnd = (H / texH)*((i+1) / 20.f);
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m, yStart));
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m, yEnd));
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m + texThick, yEnd));
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m + texThick, yEnd));
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m + texThick, yStart));
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fabricRender.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(m, yStart));
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}
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};
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Vector3f const stepDirection(1, 0, 0);
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Vector3f p1(bottomLeft[0], 0, -bottomLeft[1]);
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while (p1[0] < bottomLeft[0] + W) {
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float t = (p1(0) - bottomLeft(0)) / W;
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auto p2 = p1 - Vector3f(0, 0, W);
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f(p1, p2, t);
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auto p3 = p1 + step * stepDirection;
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f(p3, p2, t);
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p1 = p3;
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}
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}
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//background.first.ShaderName ="ParallaxShader";
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//DefaultShader
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background.first.ShaderName = "DefaultShader";
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fabricRender.first.ShaderName = "ParallaxShader";
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//fabricRender.first.ShaderName = "PhongShader";
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/*
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* Line below should be in tes-engine/include/ShaderManager/ShaderManager.h
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*/
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std::string const CONST_STRING_HEIGHTMAP_UNIFORM = "HeightMap";
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background.first.SamplerMap[CONST_STRING_TEXTURE_UNIFORM] = "background.jpg";
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fabricRender.first.SamplerMap[CONST_STRING_NORMALMAP_UNIFORM] = "NormalMap.png";
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fabricRender.first.SamplerMap[CONST_STRING_HEIGHTMAP_UNIFORM] = "HeightMap.png";
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fabricRender.first.SamplerMap[CONST_STRING_TEXTURE_UNIFORM] = "linesAll.png";
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background.second.RefreshBuffer();
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fabricRender.second.RefreshBuffer();
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(0, 0, 0));
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(0, 512, 0));
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(512, 512, 0));
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(512, 512, 0));
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(512, 0, 0));
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rect.second.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB].push_back(Vector3f(0, 0, 0));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(0, 0));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(0, 1));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(1, 1));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(1, 1));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(1, 0));
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rect.second.Data.Vec2CoordArr[CONST_STRING_TEXCOORD_ATTRIB].push_back(Vector2f(0, 0));
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rect.second.RefreshBuffer();
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Renderer->SetOrthoProjection();
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Renderer->SetFullScreenViewport();
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Inited = true;
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}
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void TMyApplication::InnerDeinit()
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{
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Inited = false;
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Loaded = false;
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if (Console != NULL)
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{
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*Console<<"APP DEINIT\n";
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}
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}
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void TMyApplication::InnerOnTapDown(Vector2f p)
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{
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}
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void TMyApplication::InnerOnTapUp(Vector2f p)
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{
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}
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void TMyApplication::InnerOnTapUpAfterMove(Vector2f p)
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{
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}
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void TMyApplication::InnerOnMove(Vector2f p, Vector2f shift)
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{
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phi += shift(1)*0.02f;
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if (phi < pi/12)
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{
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phi = pi / 12;
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}
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if (phi > pi / 2)
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{
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phi = pi / 2;
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}
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alpha -= shift(0)*0.02f;
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}
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void TMyApplication::OnFling(Vector2f v)
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{
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}
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void TMyApplication::OnMouseWheel(short int delta)
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{
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distance += delta;
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if (distance > 2500)
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{
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distance = 2500;
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}
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if (distance < 100)
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{
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distance = 100;
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}
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}
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void TMyApplication::InnerDraw()
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{
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DrawScene();
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}
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void TMyApplication::DrawScene()
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{
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Renderer->SetPerspectiveProjection(pi / 6, 10.f, 10000.f);
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Renderer->SetFullScreenViewport();
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Renderer->PushMatrix();
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Renderer->TranslateMatrix(Vector3f(0, 0, -distance));
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Vector4f quat1 = Vector4f(sin(phi / 2), 0, 0, cos(phi / 2));
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Vector4f quat2 = Vector4f(0, sin(alpha / 2), 0, cos(alpha / 2));
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Renderer->RotateMatrix(quat1);
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Renderer->RotateMatrix(quat2);
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glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
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glDisable(GL_DEPTH_TEST);
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CheckGlError("");
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auto mat1 = quatToMatrix(quat1);
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auto mat2 = quatToMatrix(quat2);
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Vector3f lightPos = { 0.f, -1.f, -1.f };
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Vector3f eye = mat2 * mat1 * Vector3f(0.0f, 0.f, -distance);
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{
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TRenderParamsSetter params(background.first);
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RenderUniform3fv("eye", eye.data());
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RenderUniform3fv("lightPos", lightPos.data());
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Matrix3f normMatrix = Renderer->GetModelviewMatrix().inverse().transpose().block<3, 3>(0, 0);
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RenderUniformMatrix3fv("NormalMatrix", false, normMatrix.data());
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RenderUniformMatrix4fv("ModelViewMatrix", false, Renderer->GetModelviewMatrix().data());
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RenderUniformMatrix3fv("ModelViewMatrix3x3", false, Renderer->GetModelviewMatrix().block<3, 3>(0, 0).data());
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Renderer->DrawTriangleList(background.second);
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}
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{
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TRenderParamsSetter params(fabricRender.first);
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//RenderUniform3fv("cameraPos", eye.data());
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RenderUniform3fv("eye", eye.data());
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RenderUniform3fv("lightPos", lightPos.data());
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//RenderUniform3fv("ambientLight", Vector3f(0.0f, 0.0f, 0.0f).data());
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//RenderUniform3fv("specularLight", Vector3f(0.0f, 0.0f, 0.0f).data());
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//RenderUniform3fv("ambientLight", Vector3f(0.0f, 0.0f, 0.0f).data());
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//RenderUniform1f("specularPower", 20.f);
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Matrix3f normMatrix = Renderer->GetModelviewMatrix().inverse().transpose().block<3, 3>(0, 0);
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RenderUniformMatrix3fv("NormalMatrix", false, normMatrix.data());
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RenderUniformMatrix4fv("ModelViewMatrix", false, Renderer->GetModelviewMatrix().data());
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RenderUniformMatrix3fv("ModelViewMatrix3x3", false, Renderer->GetModelviewMatrix().block<3, 3>(0, 0).data());
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Renderer->DrawTriangleList(fabricRender.second);
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}
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Renderer->PopMatrix();
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CheckGlError("");
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}
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void TMyApplication::InnerUpdate(size_t dt)
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{
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}
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bool TMyApplication::IsLoaded()
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{
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return Loaded;
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}
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bool TMyApplication::IsInited()
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{
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return Inited;
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}
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