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collisionz

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This commit is contained in:
Adam
2014-03-12 21:30:09 +01:00
parent 5ce795be96
commit 4459f671d5
5 changed files with 62 additions and 14 deletions
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Escape-the-Dawn/Systems/CollisionSystem.cpp
+43
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@@ -14,3 +14,46 @@ void Systems::CollisionSystem::UpdateEntity(double dt, EntityID entity, EntityID
}
LOG_INFO("Updating entity %i with parent %i", entity, parent);
}
bool Systems::CollisionSystem::Intersects(EntityID entity1, EntityID entity2)
{
auto bounds1 = m_World->GetComponent<Components::Bounds>(entity1, "Bounds");
auto bounds2 = m_World->GetComponent<Components::Bounds>(entity2, "Bounds");
float width = bounds1->VolumeVector.x;
float height = bounds1->VolumeVector.y;
float depth = bounds1->VolumeVector.z;
GLfloat vertices1[] = {
bounds1->Origin.x - width / 2, bounds1->Origin.y - height / 2, bounds1->Origin.z - depth / 2, 1.0,
bounds1->Origin.x + width / 2, bounds1->Origin.y - height / 2, bounds1->Origin.z - depth / 2, 1.0,
bounds1->Origin.x + width / 2, bounds1->Origin.y + height / 2, bounds1->Origin.z - depth / 2, 1.0,
bounds1->Origin.x - width / 2, bounds1->Origin.y + height / 2, bounds1->Origin.z - depth / 2, 1.0,
bounds1->Origin.x - width / 2, bounds1->Origin.y - height / 2, bounds1->Origin.z + depth / 2, 1.0,
bounds1->Origin.x + width / 2, bounds1->Origin.y - height / 2, bounds1->Origin.z + depth / 2, 1.0,
bounds1->Origin.x + width / 2, bounds1->Origin.y + height / 2, bounds1->Origin.z + depth / 2, 1.0,
bounds1->Origin.x - width / 2, bounds1->Origin.y + height / 2, bounds1->Origin.z + depth / 2, 1.0,
};
GLuint vbo_vertices;
glGenBuffers(1, &vbo_vertices);
glBindBuffer(GL_ARRAY_BUFFER, vbo_vertices);
glBufferData(GL_ARRAY_BUFFER, sizeof(vertices1), vertices1, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
GLushort elements[] = {
0, 1, 2, 3,
4, 5, 6, 7,
0, 4, 1, 5,
2, 6, 3, 7
};
GLuint ibo_elements;
glGenBuffers(1, &ibo_elements);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo_elements);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elements), elements, GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
return true;
}