#include <glutil.h>
Static Public Member Functions | |
static unsigned int | gen_glu_mipmaps (const EMData *const emdata) |
create an OpenGL mipmap set | |
static unsigned int | gen_gl_texture (const EMData *const emdata, GLenum format=GL_LUMINANCE) |
create an OpenGL texture | |
static unsigned int | render_amp8_gl_texture (EMData *emdata, int x0, int y0, int ixsize, int iysize, int bpl, float scale, int mingray, int maxgray, float render_min, float render_max, float gamma, int flags) |
create an OpenGL texture using render_amp8 | |
static int | nearest_projected_points (const vector< float > &model_matrix, const vector< float > &proj_matrix, const vector< int > &view_matrix, const vector< Vec3f > &points, const float mouse_x, const float mouse_y, const float &nearnes) |
Determine the intersection of . | |
static void | colored_rectangle (const vector< float > &data, const float &alpha, const bool center_point=false) |
static void | mx_bbox (const vector< float > &data, const vector< float > &text_color, const vector< float > &bg_color) |
static std::string | render_amp8 (EMData *emdata, int x, int y, int xsize, int ysize, int bpl, float scale, int min_gray, int max_gray, float min_render, float max_render, float gamma, int flags) |
Render the image into an 8-bit image. | |
static unsigned long | get_isosurface_dl (MarchingCubes *mc, unsigned int tex_id=0, bool surface_face_z=false, bool recontour=true) |
Get an isosurface display list Traverses the tree, marches the cubes, and renders a display list using the associated vertices and normals Uses OpenGL arrays for maximum performance DEPRECATED. | |
static void | render_using_VBOs (MarchingCubes *mc, unsigned int tex_id=0, bool surface_face_z=false) |
Render a isosurface using buffer objects, this uses non-deprecated methods and improves performance. | |
static void | contour_isosurface (MarchingCubes *mc) |
Recountour isosurface, for use with VBOs. | |
static void | glLoadMatrix (const Transform &xform) |
Load a EMAN style transform to open GL w/o having to go through python Calls glLoadTransposeMatrix rather than glLoadMatrix to convert between C/C++/Python row-major format and openGL's Column major format. | |
static void | glMultMatrix (const Transform &xform) |
Mult a EMAN style transform to open GL w/o having to go through python Calls glMultTransposeMatrix rather than glMultMatrix to convert between C/C++/Python row-major format and openGL's Column major format. | |
static void | glDrawBoundingBox (float width, float height, float depth) |
Draw a bounding box. | |
static void | glDrawDisk (float radius, int spokes) |
Static Private Attributes | |
static GLuint | buffer [2] |
Definition at line 55 of file glutil.h.
static void EMAN::GLUtil::colored_rectangle | ( | const vector< float > & | data, | |
const float & | alpha, | |||
const bool | center_point = false | |||
) | [static] |
static void EMAN::GLUtil::contour_isosurface | ( | MarchingCubes * | mc | ) | [static] |
Recountour isosurface, for use with VBOs.
static unsigned int EMAN::GLUtil::gen_gl_texture | ( | const EMData *const | emdata, | |
GLenum | format = GL_LUMINANCE | |||
) | [static] |
create an OpenGL texture
emdata,: | The image data that will be used to create the texture | |
format,: | glTexImage() sets its internalFormat and format parameters to this value. Can be GL_COLOR_INDEX, GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA, GL_RGB, GL_BGR, GL_RGBA, GL_BGRA, GL_LUMINANCE, or GL_LUMINANCE_ALPHA |
static unsigned int EMAN::GLUtil::gen_glu_mipmaps | ( | const EMData *const | emdata | ) | [static] |
create an OpenGL mipmap set
static unsigned long EMAN::GLUtil::get_isosurface_dl | ( | MarchingCubes * | mc, | |
unsigned int | tex_id = 0 , |
|||
bool | surface_face_z = false , |
|||
bool | recontour = true | |||
) | [static] |
Get an isosurface display list Traverses the tree, marches the cubes, and renders a display list using the associated vertices and normals Uses OpenGL arrays for maximum performance DEPRECATED.
static void EMAN::GLUtil::glDrawBoundingBox | ( | float | width, | |
float | height, | |||
float | depth | |||
) | [static] |
Draw a bounding box.
This is done on the C side to simplify vertex arrays
static void EMAN::GLUtil::glDrawDisk | ( | float | radius, | |
int | spokes | |||
) | [static] |
static void EMAN::GLUtil::glLoadMatrix | ( | const Transform & | xform | ) | [static] |
static void EMAN::GLUtil::glMultMatrix | ( | const Transform & | xform | ) | [static] |
static void EMAN::GLUtil::mx_bbox | ( | const vector< float > & | data, | |
const vector< float > & | text_color, | |||
const vector< float > & | bg_color | |||
) | [static] |
static int EMAN::GLUtil::nearest_projected_points | ( | const vector< float > & | model_matrix, | |
const vector< float > & | proj_matrix, | |||
const vector< int > & | view_matrix, | |||
const vector< Vec3f > & | points, | |||
const float | mouse_x, | |||
const float | mouse_y, | |||
const float & | nearnes | |||
) | [static] |
Determine the intersection of .
... just ask David Woolford
static std::string EMAN::GLUtil::render_amp8 | ( | EMData * | emdata, | |
int | x, | |||
int | y, | |||
int | xsize, | |||
int | ysize, | |||
int | bpl, | |||
float | scale, | |||
int | min_gray, | |||
int | max_gray, | |||
float | min_render, | |||
float | max_render, | |||
float | gamma, | |||
int | flags | |||
) | [static] |
Render the image into an 8-bit image.
2D images only. flags provide a way to do unusual things with this function, such as calculating a histogram of the rendered area.
x | origin of the area to render | |
y | ||
xsize | size of the area to render in output pixels | |
ysize | ||
bpl | bytes per line, if asrgb remember *3 | |
scale | scale factor for rendering | |
min_gray | minimum gray value to render (0-255) | |
max_gray | maximum gray value to render (0-255) | |
min_render | float image density corresponding to min_gray | |
max_render | float image density corresponding to max_gray | |
gamma | ||
flags | 1-RGB (24 bit) rendering,2-add a 256 int greyscale histogram to the end of the image array,4-invert y axis,8-render 32 bit 0xffRRGGBB,16-Color display of complex images |
ImageDimensionException | If the image is not 2D. |
static unsigned int EMAN::GLUtil::render_amp8_gl_texture | ( | EMData * | emdata, | |
int | x0, | |||
int | y0, | |||
int | ixsize, | |||
int | iysize, | |||
int | bpl, | |||
float | scale, | |||
int | mingray, | |||
int | maxgray, | |||
float | render_min, | |||
float | render_max, | |||
float | gamma, | |||
int | flags | |||
) | [static] |
create an OpenGL texture using render_amp8
static void EMAN::GLUtil::render_using_VBOs | ( | MarchingCubes * | mc, | |
unsigned int | tex_id = 0 , |
|||
bool | surface_face_z = false | |||
) | [static] |
Render a isosurface using buffer objects, this uses non-deprecated methods and improves performance.
GLuint EMAN::GLUtil::buffer[2] [static, private] |