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73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
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#include "mesh_utils.h"
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void MeshUtils::create_cone(Mesh *mesh) {
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if (!mesh)
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return;
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uint32_t vc = mesh->vertices.size();
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//eleje
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mesh->add_color(1, 0, 0);
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mesh->add_vertex3(0, 0.5, 0);
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mesh->add_color(1,0,0);
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mesh->add_vertex3(-0.5, -0.5, 0.5);
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mesh->add_color(1, 0, 0);
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mesh->add_vertex3(0.5, -0.5, 0.5);
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mesh->add_triangle(0 + vc, 1 + vc, 2 + vc);
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//bal
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mesh->add_color(0, 1, 0);
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mesh->add_vertex3(0, 0.5, 0);
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mesh->add_color(0, 1, 0);
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mesh->add_vertex3(-0.5, -0.5, -0.5);
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mesh->add_color(0, 1, 0);
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mesh->add_vertex3(-0.5, -0.5, 0.5);
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mesh->add_triangle(3 + vc, 4 + vc, 5 + vc);
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//jobb
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mesh->add_color(0, 0, 1);
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mesh->add_vertex3(0, 0.5, 0);
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mesh->add_color(0, 0, 1);
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mesh->add_vertex3(0.5, -0.5, 0.5);
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mesh->add_color(0, 0, 1);
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mesh->add_vertex3(0.5, -0.5, -0.5);
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mesh->add_triangle(6 + vc, 7 + vc, 8 + vc);
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//hátulja
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mesh->add_color(1, 1, 0);
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mesh->add_vertex3(0, 0.5, 0);
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mesh->add_color(1, 1, 0);
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mesh->add_vertex3(0.5, -0.5, -0.5);
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mesh->add_color(1, 1, 0);
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mesh->add_vertex3(-0.5, -0.5, -0.5);
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mesh->add_triangle(9 + vc, 10 + vc, 11 + vc);
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//alja
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mesh->add_color(1, 0, 1);
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mesh->add_vertex3(-0.5, -0.5, -0.5);
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mesh->add_color(1, 0, 1);
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mesh->add_vertex3(0.5, -0.5, 0.5);
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mesh->add_color(1, 0, 1);
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mesh->add_vertex3(-0.5, -0.5, 0.5);
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mesh->add_color(1, 0, 1);
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mesh->add_vertex3(0.5, -0.5, -0.5);
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mesh->add_triangle(12 + vc, 13 + vc, 14 + vc);
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mesh->add_triangle(13 + vc, 12 + vc, 15 + vc);
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}
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