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Mesh generation to everybody

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Add cylinder mesh generation
Mesh generation can be used by everyone
Mesh generation also gives vertex normals for convenience
This commit is contained in:
Irlan
2019-04-21 16:06:51 -03:00
parent 77ad799d94
commit 490a2963df
9 changed files with 276 additions and 271 deletions
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48
examples/testbed/tests/soft_body.h
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@@ -19,44 +19,46 @@
#ifndef SOFT_BODY_H
#define SOFT_BODY_H
#include <testbed/framework/sphere_mesh.h>
#include <bounce/meshgen/sphere_mesh.h>
struct b3SphereClothMesh : public b3ClothMesh
struct b3QClothMesh : public b3ClothMesh
{
b3StackArray<b3Vec3, 256> sphereVertices;
b3StackArray<b3ClothMeshTriangle, 256> sphereTriangles;
b3ClothMeshMesh sphereMesh;
b3ClothMeshMesh qMesh;
b3SphereClothMesh()
~b3QClothMesh()
{
free(vertices);
free(triangles);
}
b3QClothMesh()
{
smMesh mesh;
smCreateMesh(mesh, 2);
sphereVertices.Resize(mesh.vertexCount);
vertexCount = mesh.vertexCount;
vertices = (b3Vec3*) malloc(vertexCount * sizeof(b3Vec3));
for (u32 i = 0; i < mesh.vertexCount; ++i)
{
sphereVertices[i] = mesh.vertices[i];
vertices[i] = mesh.vertices[i];
}
sphereTriangles.Resize(mesh.indexCount / 3);
for (u32 i = 0; i < mesh.indexCount / 3; ++i)
triangleCount = mesh.indexCount / 3;
triangles = (b3ClothMeshTriangle*) malloc(triangleCount * sizeof(b3ClothMeshTriangle));
for (u32 i = 0; i < triangleCount; ++i)
{
sphereTriangles[i].v1 = mesh.indices[3 * i + 0];
sphereTriangles[i].v2 = mesh.indices[3 * i + 1];
sphereTriangles[i].v3 = mesh.indices[3 * i + 2];
triangles[i].v1 = mesh.indices[3 * i + 0];
triangles[i].v2 = mesh.indices[3 * i + 1];
triangles[i].v3 = mesh.indices[3 * i + 2];
}
sphereMesh.startTriangle = 0;
sphereMesh.triangleCount = sphereTriangles.Count();
sphereMesh.startVertex = 0;
sphereMesh.vertexCount = sphereVertices.Count();
qMesh.startTriangle = 0;
qMesh.triangleCount = triangleCount;
qMesh.startVertex = 0;
qMesh.vertexCount = vertexCount;
vertexCount = sphereVertices.Count();
vertices = sphereVertices.Begin();
triangleCount = sphereTriangles.Count();
triangles = sphereTriangles.Begin();
meshCount = 1;
meshes = &sphereMesh;
meshes = &qMesh;
sewingLineCount = 0;
sewingLines = nullptr;
}
@@ -270,7 +272,7 @@ public:
return new SoftBody();
}
b3SphereClothMesh m_mesh;
b3QClothMesh m_mesh;
b3Cloth* m_cloth;
b3ClothDragger* m_clothDragger;
};