All Functions and Procedures

Does URI contain only an absolute filename.

Convert between lowercase activity confidence name and TUserActivityConfidence type.

Add an exe file extension, searching for an existing file starting with ExePath.

Add all image MIME types to the list (unless they are already there).

Add all strings from the string array to the TStrings instance.

Linear interpolation between 2 angle values, in radians.

Angle between two vectors, in radians.

Return, deterministically, some vector orthogonal to V.

Add Suffix to the filename, right before extension.

URL where we should read and write configuration files.

Calculate arc cotangent (inverse cotangent) of x, in radians.

Save / restore OpenGL pixel store for unpacking / packing given TCastleImage.

Largest power of 2 still <= Value.

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

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

Calculate tangent (along texture S coordinate, when IsTangent) or bitangent (along texture T coordinate, when IsTangent=false), knowing positions and texture coordinates.

Calculate suitable camera to see everything using an orthographic projection.

Current application mode, see TCastleApplicationMode for various possible values.

Are we in design-time now.

Just like standard GetTickCount64 function, but works on all platforms supported by CGE.

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

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

Use this instead of FPC TranslateResourceStrings.

Catmull-Rom spline low-level function.

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

Returns FileName with directory (path) part replaced with given NewPath.

Change extension of the URL.

Show every character in set, using SReadableForm.

Check condition.

Remove file.

Check is memory filled with the given character.

Move file from Source to Dest.

Single global instance of TCastleClipboard.

Change color opacity (alpha).

Set color values for two other channels to 0.

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

Return absolute URI, given base and relative URI.

Create a clone ("deep copy") of given component.

Save / load TComponent (or any descendant) to a .castle-component, .castle-user-interface or .castle-transform file.

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.

Convert CGE to LCL cursor type.

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

Convert degrees to radians, consistent with CastleScript deg() function and display of rotations in CGE editor.

Delete from S range of characters [StartPosition..EndPosition].

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

Calculate size of all files in this dir.

Retrieves from Element attribute Value and returns True, or (if there is no such attribute) returns False and does not modify Value.

Like DOMGetAttribute, but reads Cardinal value.

Like DOMGetAttribute, but reads Integer value.

Gets a child of Element named ChildName, and gets text data within this child.

Return a stream to read given URL.

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

Draw a rectangle filled with a color.

Draw a rectangle frame.

Write using a dialog box or console.

Nice exception description.

Full (absolute) FileName to executable file of this program.

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 FMX Dialog.Filter, Dialog.FilterIndex.

Deprecated names, use the identifiers without "Open" in new code.

Substitute %d in given URL (UrlPattern) with successive numbers, until the resulting URL (which can be just a filename) doesn't exist.

Convert filename to URI.

Find program on $PATH.

Like FindFiles, but return found files as a list.

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

If the given protocol is registered with RegisterUrlProtocol, returns the TRegisteredProtocol instance that describes how to handle this protocol.

Calculate Integer division and modulo on two Float arguments.

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

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

Replace sequences @counter(<padding>) in the NamePattern with Index.

If needed, free result of TDOMElement.ChildNodes.

Safer version of FreeMem, checks is parameter Nil, and sets it to Nil afterwards.

Generate GetText PO file contents that can be used as a basis for translators to localize this component.

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

Call OpenGL glBlendFunc.

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

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

Comfortably load all six cube map texture images.

Concatenate the string list with a given Delimiter.

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

Hermite spline.

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

User's home directory, with trailing PathDelim.

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

Load IFC from JSON.

Simple conditional function.

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

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

Surface area of indexed convex polygon.

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 ImageClass 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.

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

Convert integer to binary (base-2 numeral system).

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.

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.

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

Like CharToNiceStr, but accepts UTF-8 characters expressed as String.

Last log messages.

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 GetText MO file from and URL.

Load a scene as X3D node.

File filters for files loaded by TCastleSceneCore.Load and LoadNode.

Load VRML/X3D file in classic encoding from a string.

Convert uppercase letters to lowercase.

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

Adjust the V1 vector to force given angle between V1 and V2.

Linearly map value from a one range to another.

Convert between Double-precision and Single-precision matrix.

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

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

Try to change URL to use castle-data:/ protocol, if the URL is resolved to a file inside the castle-data directory.

Set contents of TMemoryStream to given string, in UTF-8 or UTF-16 (matching default String) encoding.

Set contents of TMemoryStream to given string, in UTF-8 encoding.

Ask user to input an unsigned integer.

Ask user to input a value in hexadecimal.

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.

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

Calculate power Base to Exponent, knowing both arguments (and so, also the result) are >= 0.

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

Endianess conversion for vectors (native to big endian).

Are we currently doing off-screen rendering.

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

Called when first OpenGL context opens.

Show the application in the application store (Google Play on Android, AppStore on iOS).

Convert integer value used by OpenGL, OpenGLES and KTX to TTextureCompression.

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

Assign the smaller value from X, Y to Smaller variable, the other one to Larger variable.

Convert camera direction and up vectors into a rotation (X3D "orientation" vector).

Convert camera direction and up vectors into a "rotation quaternion".

Convert rotation (X3D orientation) to an up vector, reversing the OrientationFromDirectionUp.

If not TrueValue then RaiseLastOSError.

PAnsiCharOrNil simply returns a Pointer(S), you can think of it as a NO-OP.

Parse a CastleScript expression that should be calculated to a boolean value.

Parse constant Int64 expression.

Parse a CastleScript expression that should be calculated to a float value.

Parse CastleScript program.

Parse a CastleScript expression that should be calculated to a string value.

PCharOrNil simply returns a Pointer(S), you can think of it as a NO-OP.

Calculate projection matrix, and set TRenderContext.ProjectionMatrix to given value.

Move a plane by a specifed vector.

Transform plane by a matrix.

Returns Ptr as 0xXXX...

Orthogonally project a point on a plane, that is find a closest point to Point lying on a Plane.

Check if both points are on the same side of given 3D plane.

Distance from a point to a plane (with already normalized direction).

Calculate polygon area.

Removes the prefix, if it is present.

Process URL through events registered by AddLoadImageListener.

Simple measure of process CPU time.

Single instance of TCastleProfiler that you can use for all profiling.

The name of our program.

Write local settings for the project in ProjectPath.

PWideCharOrNil simply returns a Pointer(S), you can think of it as a NO-OP.

Calculate unit quaternion representing rotation around Axis by AngleRad angle (in radians).

Initialize rotation quaternion from a 3x3 matrix that contains only rotation.

Random -1 or +1.

Replace all sequences like %xx with their actual 8-bit characters.

Read a growing stream, and returns it's contents as a string.

Read-only list of currently registered (using RegisterSerializableComponent) components.

TCastleFont.Load should use a given TTextureFontData instance instead of loading from given URL.

Register a component that can be serialized and edited using CGE editor.

Returns True if file exists and is a "regular" file.

If this URL indicates something inside the CGE data directory then return URL relative to this data directory.

Remove the directory DirName, recursively, unconditionally, with all the files and subdirectories inside.

Resize the image to a size accepted as GL_TEXTURE_2D texture size for OpenGL.

If the given URL uses "castle-config:..." protocol, resolve it, returning a URL that does not use "castle-config:..." protocol any more.

Remaining 3D coordinates (0, 1 or 2) except the given coordinate, in the ascending order.

Rotate point in 2D, in a counter-clockwise fashion.

Rotate Point around the Axis by 90 degrees.

Rotate Point around the Axis by -90 degrees.

Signed angle between two vectors, in radians.

Check if strings are equal, taking into account current locale.

If S = '' then returns NextPart, else returns S + PartSeparator + NextPart.

Save image to a file.

Save model to a file.

Save depth buffer contents.

Captures current screen as a TDrawableImage instance, ready to be drawn on 2D screen.

Save the current color buffer contents to image.

Save OpenGL texture contents to TCastleImage.

Check whether S[Index] = C, also checking is Index within S length.

Check that all characters are within a given set.

Replace any number of consecutive whitespace (including newlines) with a single whitespace.

Search for a file, ignoring the case.

Set current texture minification and magnification filter.

Share a text/link through user-choosen application.

Format size of file, in bytes / megabytes / and so on, whatever looks nice.

Smallest power of 2 that is >= Value.

Hermite interpolation between two values.

Pad (fill from the left with character C) string S, until length of resulting string is at least Len.

Describe current platform, OS, CPU.

Make each '&' inside string '&&', this way the string will not contain special '&x' sequences when used as a TMenuItem.Caption and such.

Returns S with each '__' replaced with single '_', any other '_' removed.

Replace all occurrences of characters in FromChars with the new string / character.

Replace all strings in Patterns with corresponding strings in Values.

Convert string representing binary number to an integer.

Read stream, until you find some character in EndingChars.

Save the contents of given Stream to an Url.

Encode / decode a string in a binary stream.

Copy a number of Unicode characters from given string, from given position.

Length of the string, in Unicode characters.

Convert String to UTF-16 (UnicodeString).

Convert between lowercase activity name and TUserActivity type.

Convert a string (like command-line argument) to TGLRequestCapabilities.

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

Convert string value back to a key name, reversing KeyToStr.

Convert string to a platform name.

Removes the suffix, if it is present.

Utility functions to control the endianess.

Endianess swapping for vectors.

Replace contents of 2 variables.

Returns the locale code of the system locale.

Call glTexParameterf to set GL_TEXTURE_MAX_ANISOTROPY_EXT on given texture target.

Convert TTextureCompression to integer value used by OpenGL, OpenGLES and KTX.

Part of CastleGLImages unit: texture filtering (TTextureFilter and friends).

Theme that you can customize, used by default by all UI controls.

Intersection of three 3D planes, results in a single 3D point.

Subtract two times obtained from Timer, A-B, return a difference in seconds.

Check is SecondTime larger by at least TimeDelay than FirstTime.

Transform vector into new coordinate space.

Translate all future designs (component hierarchies) loaded using CastleComponentSerialize using the given GetText MO file.

Enumerate all properties that are possible to translate in this component and its children.

Functions to create common 4x4 matrices used in 3D graphics.

Triangulate convex polygon.

Intersection between an (infinitely tall) cylinder and a ray.

Try to inverse single-precision matrix using double-precision, if necessary.

Plane and ray intersection.

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

Calculate triangle with ray collision.

Intersection of two 3D planes.

Express single Unicode character code as a String that you can write.

Convert URI to a nice form for a short caption.

Return URI with anchor (if was any) stripped.

Convert URI to a nice form for display (to show in messages and such).

Does a file or directory exist under this URL.

Does a file exist, that is: whether it makes sense to load it with the Download function.

Calculate #anchor from an URI, and split it into a key-value map.

Map from an extension to a MIME type, used by UriMimeType.

Check does URI contain given Protocol.

Decode string using percent encoding, for example %20is converted to space.

Replacements for standard ReadXMLFile and WriteXMLFile that operate on URLs.

Create a stream to save (write to) a given URL.

Use this to set sound engine backend to OpenAL.

Filename to store user configuration.

Convert UTF-16 (UnicodeString) to String.

Convert float vectors into byte vectors.

Construct an initialized TVector2Double value.

Construct an initialized TVector3 value.

Encode RGB color as Red + Green + Blue + Exponent format.

Construct an initialized TVector4 value.

Various compatibility functions (on vectors and matrices)

Are the two vectors parallel (one is a scaled version of another).