#include <TriMesh.h>
Public Member Functions | |
void | clear () |
bool | hasColorsRgb () const |
bool | hasColorsRgba () const |
bool | hasTexCoords () const |
void | appendVertex (const Vec2f &v) |
Creates a vertex which can be referred to with appendTriangle() or appendIndices() More... | |
void | appendVertices (const Vec2f *verts, size_t num) |
Appends multiple vertices which can be referred to with appendTriangle() or appendIndices() More... | |
void | appendColorRgb (const Color &rgb) |
this sets the color used by a triangle generated by the TriMesh More... | |
void | appendColorRgba (const ColorA &rgba) |
this sets the color used by a triangle generated by the TriMesh More... | |
void | appendTexCoord (const Vec2f &v) |
appends a texture coordinate in [-1,1] space to be applied to generated triangles. More... | |
void | appendColorsRgb (const Color *rgbs, size_t num) |
Appends multiple RGB colors to the TriMesh. More... | |
void | appendColorsRgba (const ColorA *rgbas, size_t num) |
Appends multiple RGBA colors to the TriMesh. More... | |
void | appendTexCoords (const Vec2f *texcoords, size_t num) |
Appends multiple texcoords to the TriMesh. More... | |
void | appendTriangle (uint32_t v0, uint32_t v1, uint32_t v2) |
after creating three vertices, pass the indices of the three vertices to create a triangle from them. More... | |
void | appendIndices (const uint32_t *indices, size_t num) |
Appends num vertices to the TriMesh2d pointed to by indices. More... | |
size_t | getNumIndices () const |
Returns the total number of indices contained by a TriMesh. This should be number of triangles/3. More... | |
size_t | getNumTriangles () const |
Returns the total number of triangles contained by a TriMesh. This should be number of indices*3. More... | |
size_t | getNumVertices () const |
Returns the total number of indices contained by a TriMesh. This should be number of triangles/3. More... | |
void | getTriangleVertices (size_t idx, Vec2f *a, Vec2f *b, Vec2f *c) const |
Puts the 3 vertices of triangle number idx into a, b and c. More... | |
std::vector< Vec2f > & | getVertices () |
Returns all the vertices for a mesh in a std::vector as Vec2f objects. More... | |
const std::vector< Vec2f > & | getVertices () const |
Returns all the vertices for a mesh in a std::vector as Vec2f objects. More... | |
std::vector< Color > & | getColorsRGB () |
Returns a std::vector of RGB colors of the triangles faces. There will be one of these for each triangle face in the mesh. More... | |
const std::vector< Color > & | getColorsRGB () const |
Returns a std::vector of RGB colors of the triangles faces. There will be one of these for each triangle face in the mesh. More... | |
std::vector< ColorA > & | getColorsRGBA () |
Returns a std::vector of RGBA colors of the triangles faces. There will be one of these for each triangle face in the mesh. More... | |
const std::vector< ColorA > & | getColorsRGBA () const |
Returns a std::vector of RGBA colors of the triangles faces. There will be one of these for each triangle face in the mesh. More... | |
std::vector< Vec2f > & | getTexCoords () |
Returns a std::vector of Texture coordinates as Vec2fs. There will be one texture coord for each vertex in the TriMesh. More... | |
const std::vector< Vec2f > & | getTexCoords () const |
Returns a std::vector of Texture coordinates as Vec2fs. There will be one texture coord for each vertex in the TriMesh. More... | |
std::vector< uint32_t > & | getIndices () |
Trimesh indices are ordered such that the indices of triangle T are { indices[T*3+0], indices[T*3+1], indices[T*3+2] }. More... | |
const std::vector< uint32_t > & | getIndices () const |
Trimesh indices are ordered such that the indices of triangle T are { indices[T*3+0], indices[T*3+1], indices[T*3+2] }. More... | |
Rectf | calcBoundingBox () const |
Calculates the bounding box of all vertices. More... | |
void cinder::TriMesh2d::clear | ( | ) |
bool cinder::TriMesh2d::hasColorsRgb | ( | ) | const |
bool cinder::TriMesh2d::hasColorsRgba | ( | ) | const |
bool cinder::TriMesh2d::hasTexCoords | ( | ) | const |
Creates a vertex which can be referred to with appendTriangle() or appendIndices()
Appends multiple vertices which can be referred to with appendTriangle() or appendIndices()
this sets the color used by a triangle generated by the TriMesh
this sets the color used by a triangle generated by the TriMesh
appends a texture coordinate in [-1,1] space to be applied to generated triangles.
The coordinates are associated with the vertexes of the TriMesh, not the generated triangles when they are drawn
Appends multiple RGB colors to the TriMesh.
Appends multiple RGBA colors to the TriMesh.
Appends multiple texcoords to the TriMesh.
void cinder::TriMesh2d::appendTriangle | ( | uint32_t | v0, |
uint32_t | v1, | ||
uint32_t | v2 | ||
) |
after creating three vertices, pass the indices of the three vertices to create a triangle from them.
Until this is done, unlike in an OpenGL triangle strip, the triangle will not actually be generated and stored by the TriMesh
void cinder::TriMesh2d::appendIndices | ( | const uint32_t * | indices, |
size_t | num | ||
) |
Appends num vertices to the TriMesh2d pointed to by indices.
size_t cinder::TriMesh2d::getNumIndices | ( | ) | const |
Returns the total number of indices contained by a TriMesh. This should be number of triangles/3.
size_t cinder::TriMesh2d::getNumTriangles | ( | ) | const |
Returns the total number of triangles contained by a TriMesh. This should be number of indices*3.
size_t cinder::TriMesh2d::getNumVertices | ( | ) | const |
Returns the total number of indices contained by a TriMesh. This should be number of triangles/3.
Puts the 3 vertices of triangle number idx into a, b and c.
std::vector<Vec2f>& cinder::TriMesh2d::getVertices | ( | ) |
Returns all the vertices for a mesh in a std::vector as Vec2f objects.
const std::vector<Vec2f>& cinder::TriMesh2d::getVertices | ( | ) | const |
Returns all the vertices for a mesh in a std::vector as Vec2f objects.
std::vector<Color>& cinder::TriMesh2d::getColorsRGB | ( | ) |
Returns a std::vector of RGB colors of the triangles faces. There will be one of these for each triangle face in the mesh.
const std::vector<Color>& cinder::TriMesh2d::getColorsRGB | ( | ) | const |
Returns a std::vector of RGB colors of the triangles faces. There will be one of these for each triangle face in the mesh.
std::vector<ColorA>& cinder::TriMesh2d::getColorsRGBA | ( | ) |
Returns a std::vector of RGBA colors of the triangles faces. There will be one of these for each triangle face in the mesh.
const std::vector<ColorA>& cinder::TriMesh2d::getColorsRGBA | ( | ) | const |
Returns a std::vector of RGBA colors of the triangles faces. There will be one of these for each triangle face in the mesh.
std::vector<Vec2f>& cinder::TriMesh2d::getTexCoords | ( | ) |
Returns a std::vector of Texture coordinates as Vec2fs. There will be one texture coord for each vertex in the TriMesh.
const std::vector<Vec2f>& cinder::TriMesh2d::getTexCoords | ( | ) | const |
Returns a std::vector of Texture coordinates as Vec2fs. There will be one texture coord for each vertex in the TriMesh.
std::vector<uint32_t>& cinder::TriMesh2d::getIndices | ( | ) |
Trimesh indices are ordered such that the indices of triangle T are { indices[T*3+0], indices[T*3+1], indices[T*3+2] }.
const std::vector<uint32_t>& cinder::TriMesh2d::getIndices | ( | ) | const |
Trimesh indices are ordered such that the indices of triangle T are { indices[T*3+0], indices[T*3+1], indices[T*3+2] }.
Rectf cinder::TriMesh2d::calcBoundingBox | ( | ) | const |
Calculates the bounding box of all vertices.