All Identifiers

Make sure that the URI is absolute (always has a protocol).

Convert between lowercase activity name and TUserActivity type.

Add all image extensions (with leading dots) (unless they are already there).

All image URLs are processed by this event before loading.

Calculate second viewing angle for perspective projection.

Maximum alpha channel type.

Linear interpolation between 2 angle values, in radians.

Angle between two vectors, in radians.

Add Suffix to the filename, right before extension.

URL where we should read and write configuration files.

Assuming that Vector1 and Vector2 are parallel, check do they point in the same direction.

Search the array for a given value.

Find last occurrence of SubString within S.

A smoothness value for "baked" animations loaded from castle-anim-frames files.

Endianess conversion for vectors (big endian to native).

Exponent of the largest power of 2 that it's still <= Value.

Constants for TMaterialBindingNode_1.FdValue.Value and TNormalBindingNode_1.FdValue.Value.

Names for TBlendingSourceFactor used by TBlendModeNode when it is read/written in X3D file.

Deprecated, use BlueRGB.

Convert Boolean meaning "repeat" into TBoundaryMode.

Construct TBox3D value from a minimum and maximum 3D point.

Construct TBox3D value from a center and size.

Insert newline characters into string S, such that each line has at most MaxCol chars.

Calculate bounding box of a set of 3D points.

Calculate bounding box of a set of indexed 3D points.

Calculate suitable camera to see everything using an orthographic projection.

Our version of CoTan, to workaround old FPC bug.

Are we in design-time now.

Castle Game Engine version.

Just like standard Now function, but works on all platforms supported by CGE.

Return the symlink target path.

Just like standard Tomorrow function, but works on all platforms supported by CGE.

Just like standard Yesterday function, but works on all platforms supported by CGE.

Catmull-Rom spline.

Returns Ceil(A / B), but calculated faster and more precisely (without floating-point help).

Increase Value by Change, nicely wrapping in [0..MaxValue], accepting also negative Change.

Find first occurrence of any character in Chars in string S.

Check condition.

Remove file.

Check is memory filled with the given character.

Move file from Source to Dest.

Single global instance of TCastleClipboard.

Hover and selection colors.

Place color luminance (intensity) (calculated like for grayscale) into the given color component.

Change color into a hexadecimal notation of it (like in HTML).

Determines if color calculation is done in linear space (thus performing gamma correction when reading textures and when storing pixel color to screen) or sRGB (thus not performing gamma correction).

Convert LCL color values to CGE colors (vectors).

Combines BasePath with RelPath into complete path.

Compare two methods.

Save / load TComponent (or descendant) to a string.

Constants for TConeNode.FdParts.Flags.

Copies the contents from SourceDir to DestinationDir.

See TCastleWalkNavigation.CorrectPreferredHeight.

Cosinus of angle between two vectors.

Create Component instance, if it's Nil.

Open a proper stream to read a file, fast (with buffering) and with seeking.

Make sure Value is assigned and of NeededClass.

Cubic (4 control points) Bezier curve (with all weights equal) in 2D.

Currently enabled GLSL program.

Convert DateTime to string in the form "date at time".

Decode color from integer value, following VRML/X3D SFImage specification.

Default2DProjectionFar

Default value of TAppearanceNode.AlphaCutoff.

Standard prefix name for a time sensor to be recognized as a "named animation" for TCastleSceneCore.PlayAnimation and friends.

Default Radius, determining also (with RadiusToProjectionNear) default TCastleCamera.EffectiveProjectionNear.

Default fonts used by Text and FontStyle nodes.

Copyright 2002-2023 Michalis Kamburelis.

Default for TCastleWindow.StencilBits and TCastleControl.StencilBits.

How much to subdivide various objects (like sphere, cylinder) into triangles.

Parse a string according to the given format, returning the values corresponding to placeholders %x in format string.

Remove from the FileName the last extension (including the dot).

Delete extension of the URL.

Convert digit character (like '0') to a number (like 0).

Calculate size of all files in this dir.

Like DivMod (return result of Integer division and a remainder), but always return Remainder >= 0.

Like DOMGetAttribute, but reads Boolean value.

Like DOMGetAttribute, but reads Float value.

Like DOMGetAttribute, but reads Single value.

Return a stream to read given URL.

Draw a circle.

Draw a circle outline.

Draw primitive, using a stipple (pattern) for line rendering.

Raised by SaveTextureContents when we cannot get texture contents.

Error when parsing CastleScript expression.

type - don't add this Delphi can't parse it correctly

Raised by TTextureFontData.Create or TCastleFont.Load when the freetype library cannot be found, and thus font files cannot be read.

Raised by SaveImage when it's not possible to save image.

Invalid IFC file exception.

TStructList

Raised by various AssignLerp implementations on lists, like TStructList.AssignLerp, when the arguments have different length.

type

Does Download (synchronous downloading routine) support http and https protocol.

Copyright 2010-2023 Michalis Kamburelis.

Check if the two RGB colors are equal, ignoring small differences.

Descend from this to mark exceptions that should be shown in more concise way by ExceptMessage function.

Raised by various X3D methods searching for X3D items (nodes, fields, events and such) when given item cannot be found.

Nice exception description.

Expand tilde (~) in path, just like shell.

Extracts two last extensions from the filename, if it has two extensions.

Extract filename (last part after slash) from URL.

The default font, used throughout the engine as a fallback.

Calculate LookDirMatrix (or it's inverse), fast.

Execute ffmpeg.

Convert file filters into LCL Dialog.Filter, Dialog.FilterIndex.

Convert filename to URI.

Free and nil IfcClasses.

Like FindFiles, but return found files as a list.

Find first file matching given Mask inside Path, always ignores case (regardless of OS conventions).

Find first occurrence of character in Delimiters.

Calculate Integer division and modulo on two Float arguments.

Float output precision, for outputting 3D models (X3D text encodings, in the future also glTF - the JSON parts).

Various compatibility functions (on Single)

Display float as nice concise number to read (but not necessarily with absolute precision): always decimal, no digits after dot if not necessary, show some digits (but not too many - right now 2) after dot if they are meaningful.

Like standard FloatToStr, but always uses dot (.) as a decimal separator for the floating point numbers, regardless of the user's locale settings.

Force using FallbackFont (thus, ignore TCastleContainer.DefaultFont) and FallbackTheme (thus, disable any Theme customizations) in this UI.

Single instance of TCastleFrameProfiler that you can use for frame profiling.

Free TX3DNode if it is unused (see TX3DNode.FreeIfUnused), setting reference to Nil (whether it was unused or not).

Useful if you want to draw frustum obtained from TFrustum.CalculatePoints.

Constants for TFontStyleNode.FdFamily.Value.

Constants for VRML 1.0 TFontStyleNode_1.FdStyle flags.

Return a prefix (beginning of an absolute FileName) to save a series of temporary files.

Call OpenGL glBlendFunc.

Draw a rectangle with blending.

Draw a rectangle that modulates colors underneath, making nice animation to AFadeColor while FadeIntensity changes from 1.0 down to 0.0.

If Tex <> 0 then it does glDeleteTextures on Tex and sets Tex to 0.

Multiline string describing attributes of current OpenGL(ES) library.

Comfortably load all six cube map texture images.

Constraints the scaling done by GLTextureScale.

Makes model loaded from glTF use Phong materials (TMaterialNode) instead of Physically-Based Rendering materials (TPhysicalMaterialNode).

Concatenate the string list with a given Delimiter.

Calculate color luminance (intensity), for converting color to grayscale.

Deprecated, use GreenRGB.

Pi / 2.

Hermite spline with tangents zero (it will be horizontal at control points).

Convert hexadecimal color notation (like in HTML) into an RGB color.

List of all IFC classes that are defined in this unit.

Load IFC from JSON.

Save IFC to JSON.

Check if both arrays contain exactly the same classes in the same order.

Return appropriate OpenGL format and type constants for given TCastleImage descendant.

Calculate normal vector of possibly concave polygon.

Index (0, 1 or 2) of maximum / minimum of 3 numbers.

Output messages, using console or dialog box.

Check is Image class one of the items in the ImageClasses array, or a descendant of one of them.

Construct TInputPressRelease corresponding to given event.

List of all global inputs.

Key/mouse combination to interact with clickable things in TCastleViewport.Items.

Experimental optimization of Transform animation.

Floor from Sqrt(Value).

Convert integer to hexadecimal (base-16 numeric system).

Convert integer to string, padding string with zeros if needed.

Part of CastleGLImages unit: cubemaps sizing and loading.

Does this MIME type correspond to image.

Check is memory filled with the DWord (4 byte sequence).

Check is the given Path absolute.

Assuming a point lies on a triangle plane, check does it lie inside a triangle.

Check does point lie inside a triangle, in 2D.

Are the polygon points ordered CCW (counter-clockwise).

Does given string S start with Prefix.

Does given string S end with Suffix.

Does image have proper size for 2D OpenGL texture.

Check triangle with line segment collision.

Test collision between triangle and sphere in 2D.

Global joystick manager object.

Convert TKey and/or character code into Lazarus key code (VK_xxx) and shift state.

Find a range within "key" field corresponding to given Fraction.

Convert Key (Lazarus key code) to Castle Game Engine TKey.

Describe given key.

Last log messages.

Linear interpolation between two vector values.

Endianess conversion for vectors (little endian to native).

Coefficients of the 2D line equation (Ax + By + C = 0), given 1 point lying on the line, and non-zero line direction.

Intersection of two 2D lines.

Load image to TEncodedImage format.

Load GetText MO file from and URL.

File filters if you want to choose a file that can be loaded/saved by appropriate functions from Images unit.

Load a scene as X3D node.

Supported sound file formats.

Load image suitable for a texture.

Load VRML/X3D file in classic encoding, return it's root node.

File filters if you want to open a file and then pass it to LoadX3DClassic.

Convert uppercase letters to lowercase.

Log changes to fields.

Set this to a filename that should contain log, before calling InitializeLog.

Where is the log output going.

Log various information about shapes.

Log (through CastleLog) all texture and image loading to GPU.

Write to Log a lot of comments how the triangulation goes.

Camera matrix to look at the specified point (or along the specified direction).

Adjust and return the V1 vector to force V1 and V2 to be orthogonal, but keep the 3D plane determined by V1 and V2 unchanged.

Adjust the V1 vector to force V1 and V2 to be orthogonal, but keep the 3D plane determined by V1 and V2 unchanged.

Linearly map value from a one range to another.

Common color constants, for comfort.

Convert between Double-precision and Single-precision matrix.

Decompose a matrix that is composition of 3D translation, rotation and scale.

Maximum number of video frames to read, for TVideo.LoadFromFile.

Which coordinate (0, 1, 2, and eventually 3 for 4D versions) is the largest.

Search for menu item with given SmallId.

Ask user to input a floating-point number.

Ask user to press any key, return this key as Keys.TKey.

Ask user to press anything (key or mouse button or mouse wheel), and return it.

Change MessageOK behavior to create TViewDialogOK and push it (using TCastleContainer.PushView) and immediately return, without waiting for user confirmation.

Auto-created single instance of TMessaging to communicate between native code (Pascal) and other languages (Java on Android, Objective-C on iOS).

We recommend using CastleRenderOptions unit to get these constants.

Minimal values for DefaultTriangulationSlices, DefaultTriangulationStacks.

Multiply matrix M by translation matrix.

NextTokenOnce works just like NextToken, but doesn't advance the SeekPos position.

Singleton to manage X3D non-abstract node classes, that can be used in X3D files.

This normalizes Plane by scaling all four coordinates of Plane so that length of plane vector (taken from 1st three coordinates) is one.

Are we currently doing off-screen rendering.

Calculate shift between A and B addresses (in bytes).

Called when last OpenGL context closes.

Global method to output messages done by CastleScript writeln() function.

Open a local file or directory.

Set this to optimize animating transformations for scenes where you have many transformations (many Transform nodes), and many of them are animated at the same time.

Return a multiline command-line option help, containing the option name and description, nicely indented and broken into multiple lines.