155 lines
3.7 KiB
C++
155 lines
3.7 KiB
C++
#ifndef STAIRS_H
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#define STAIRS_H
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#include <Indoor/floorplan/v2/Floorplan.h>
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#include "../gl/GLHelper.h"
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#include "../gl/GLTriangles.h"
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#include "../Renderable.h"
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class Stairs : public Renderable {
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private:
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Floorplan::Floor* floor;
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GLTriangles<VertNormTex> parts;
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public:
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/** ctor */
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Stairs(Floorplan::Floor* floor) : floor(floor) {
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;
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}
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void initGL() override {
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build();
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// parts.setDiffuse(":/res/gl/tex/granite1.jpg");
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// parts.setNormalMap(":/res/gl/tex/granite1_normal.jpg");
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parts.setDiffuse(":/res/gl/tex/floor4.jpg");
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parts.setNormalMap(":/res/gl/tex/floor4_normal.jpg");
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parts.build();
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loadShader(":/res/gl/vertex1.glsl", ":/res/gl/fragmentTex.glsl");
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program.setUniformValue("texDiffuse", 0);
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program.setUniformValue("texNormalMap", 1);
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}
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/** render the floor */
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void _render(const RenderParams& params) override {
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(void) params;
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parts.render(&program);
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}
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private:
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void build() {
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for (Floorplan::Stair* stair : floor->stairs) {
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if (dynamic_cast<Floorplan::Stair*>(stair)) {
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Floorplan::StairFreeform* freeform = dynamic_cast<Floorplan::StairFreeform*>(stair);
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add(Floorplan::getQuads(freeform->getParts(), floor));
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}
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}
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}
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void add(const std::vector<Floorplan::Quad3>& quads) {
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for (const Floorplan::Quad3& quad : quads) {
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//void addQuad(quad);
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stepify(quad);
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}
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}
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void stepify(const Floorplan::Quad3& quad) {
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const float len = (quad.p4 - quad.p1).length();
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const float stepLen = 0.3;
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const int steps = std::round(len / stepLen);
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for (int i = 0; i < steps; ++i) {
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const float per1 = (float) (i+0) / (float) steps;
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const float per2 = (float) (i+1) / (float) steps;
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const Point3 p1 = quad.p1 + (quad.p4 - quad.p1) * per1;
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const Point3 p2 = quad.p2 + (quad.p3 - quad.p2) * per1;
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const Point3 p5 = quad.p2 + (quad.p3 - quad.p2) * per2;
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const Point3 p6 = quad.p1 + (quad.p4 - quad.p1) * per2;
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Point3 p3 = p5; p3.z = p2.z;
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Point3 p4 = p6; p4.z = p1.z;
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addQuad(Floorplan::Quad3(p1, p2, p3, p4));
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addQuad(Floorplan::Quad3(p3, p4, p6, p5));
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}
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}
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void addQuad(const Floorplan::Quad3& quad) {
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const QVector3D vert1(quad.p1.x, quad.p1.z, quad.p1.y);
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const QVector3D vert2(quad.p2.x, quad.p2.z, quad.p2.y);
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const QVector3D vert3(quad.p3.x, quad.p3.z, quad.p3.y);
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const QVector3D vert4(quad.p4.x, quad.p4.z, quad.p4.y);
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const QVector3D n1 = GLHelper::getNormal(vert1, vert2, vert3);
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const QVector3D n2 = -n1;
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// const float o =
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// const QVector2D tex1(quad.p1.length(), quad.p1.y);
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// const QVector2D tex2(quad.p2.x, quad.p2.y+quad.p2.z);
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// const QVector2D tex3(quad.p3.x, quad.p3.y+quad.p3.z);
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// const QVector2D tex4(quad.p4.x, quad.p4.y+quad.p4.z);
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const float h = quad.p4.getDistance(quad.p1);
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const float l = quad.p1.getDistance(quad.p2);
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const float o = quad.p1.length();
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const float s = 1.1; // 0.5;
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const QVector2D tex1(o+0, h); // start texturing at the ceiling so above-door-sections and walls have the same textre
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const QVector2D tex2(o+l, h);
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const QVector2D tex3(o+l, 0);
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const QVector2D tex4(o+0, 0);
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// const VertNormTex vnt1(vert1, n1, tex1*s);
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// const VertNormTex vnt2(vert2, n1, tex2*s);
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// const VertNormTex vnt3(vert3, n1, tex3*s);
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// const VertNormTex vnt4(vert4, n1, tex4*s);
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{
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const VertNormTex vnt1(vert1, n1, tex1*s);
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const VertNormTex vnt2(vert2, n1, tex2*s);
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const VertNormTex vnt3(vert3, n1, tex3*s);
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const VertNormTex vnt4(vert4, n1, tex4*s);
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parts.addQuadCCW(vnt1, vnt2, vnt3, vnt4);
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} {
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const VertNormTex vnt1(vert1, n2, tex1*s);
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const VertNormTex vnt2(vert2, n2, tex2*s);
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const VertNormTex vnt3(vert3, n2, tex3*s);
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const VertNormTex vnt4(vert4, n2, tex4*s);
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parts.addQuadCW(vnt1, vnt2, vnt3, vnt4);
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}
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}
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};
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#endif // STAIRS_H
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