Print stack trace from call that didn't originate from here

Build and store a glyph corresponding to an individual character Parameters ---------- char : str A single charac

Make a concrete dash pattern of a given length.

Event callback when a key is pressed within the canvas or window. Ignore keys.ESCAPE if this is an embedded canvas, as this would mak

Event callback when a key is released within the canvas or window. Ignore keys.ESCAPE if this is an embedded canvas, as this would ma

Event callback when a mouse button is pressed within the canvas. Parameters ---------- e : tk.Event The passed in

Event callback when a mouse button is released within the canvas. Parameters ---------- e : tk.Event The passed i

Event callback when a mouse button is double clicked within the canvas. Parameters ---------- e : tk.Event The pa

Event callback when the mouse enters the canvas. Parameters ---------- e : tk.Event The passed in Event.

Event callback when the mouse is moved within the canvas. Parameters ---------- e : tk.Event The passed in Event.

Event callback when the mouse wheel changes within the canvas. Parameters ---------- e : tk.Event The passed in E

Pack an array of uint32 primitive ids into float32 RGBA colors.

Parse a single command.

Transform vispy specific command line args to vispy config. Put into a function so that any variables dont leak in the vispy namespace.

Parses a single GLSL error and extracts the linenr and description Other GLIR implementations may omit this.

Find all template variables in self._code, excluding the function name.

Parse uniforms, attributes and varyings from the source code.

Monkey-patch pyopengl to fix a bug in glBufferSubData.

Prepare and normalize color arrays.

Prepare attribute data as a dictionary.

Validate and return edge width parameters.

Convert symbol names to numeric values and broadcast.

Replace $color_i by color #i in the GLSL template.

Process (possible) keyboard modifiers GLFW provides "mod" with many callbacks, but not (critically) the scroll callback, so we keep t

Recreate the linear system solver with all constraints.

Rename all objects quickly to guaranteed-unique names using the id() of each object. This produces mostly unreadable GLSL, but is abo

Rename all objects like "name_1" to avoid conflicts. Objects are only renamed if necessary. This method produces more readable GLSL,

Resize buffers only if necessary

Convert rgb to hex triplet

Convert Nx3 or Nx4 rgb to hsv

Update using order 3 Runge-Kutta Method.

Serialize a NumPy array.

Set the color mapping for NaN values.

Set gl configuration for SDL2

Set the OpenGL configuration

Set gl configuration for GLFW.

Set gl configuration

Set gl configuration

Set the color mapping for values greater than or equal to max clim.

Set the color mapping for values less than or equal to min clim.

This method allows transforms to be assigned directly to shader template variables. Example:: code = 'void main() { gl_

Efficiently compute vertex normals for triangulated surface

Stop all timers associated with a canvas.

Convert user string or hex color to color array (length 3 or 4)

Tests input capabilities, triaging based on backend

Convert text characters to VBO

Return the only tri that contains *edge*. If two tris share this edge, raise an exception.

Set the camera position and orientation