All Identifiers

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

Convert between lowercase activity name and TUserActivity type.

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

Add all strings from string array to TStrings instance.

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.

URL from which we should read data 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.

Smallest possible box enclosing a sphere with Center, Radius.

We recommend using CastleRenderOptions unit to get these types.

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 http://www.freepascal.org/mantis/view.php?id=9944.

Are we inside Castle Game Engine designer mode, or (possible in case of TCastleControl) in Lazarus/Delphi form designer.

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.

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.

Call SysUtils.DeleteFile and check result.

Check are any OpenGL errors recorded (in glGetError).

Call RemoveDir and check result.

Convert color to grayscale.

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

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

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

Return absolute URI, given base and relative URI.

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.

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.

Current color, set by glColorv and used for TCastleAbstractFont font printing (in case you use deprecated TCastleAbstractFont.Print overloads without explicit colors).

Constants for TCylinderNode.FdParts.Flags.

Assign here texture decompression function that is available.

Default parameters for TEncodedImage.AlphaChannel, decide how to detect textures alpha channel.

Default camera direction and up vectors, used to define the meaning of "camera orientation" for OrientationFromDirectionUp, OrientationToDirection, OrientationToUp.

'SRC_ALPHA_SATURATE', // NOT SUPPORTED AS DESTINATION FACTOR

Default value for container's Dpi, as is usually set on desktops.

Define this for new Lazarus that has Options (with ocoRenderAtDesignTime) (see issue https://bugs.freepascal.org/view.php?id=32026 ).

Triangulation settings.

Standard camera settings given by VRML/X3D specifications.

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

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

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

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 Integer 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.

Combine (right before rendering) multiple shapes with a similar appearance into one.

A common class for ECasScriptLexerError and ECasScriptParserError

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.

Common class for exceptions related to GLSL programs.

Raised by classic X3D loading routines when the stream is compressed with gzip.

Raised by TCastleImage.MakeExtracted when coordinates on image are wrong.

Internal error (bug) in the program.

TStructList

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

Copyright 2010-2021 Michalis Kamburelis.

Write using a dialog box or console.

Any error related to VRML/X3D.

Raised when there's a problem instantiating X3D prototype, see TX3DPrototypeNode.Instantiate.

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

Extracts from FileName the name of file, without directory, without last extension and without any Windows drive letter.

Extract path (everything before last part), including final slash, from URL.

Constants for TShapeHintsNode_1.FdFaceType.Value.

Fallback (do not change this, ever) theme.

Returns full path to ffmpeg-compatible executable.

Does given MIME type looks like a video file extension that can be handled (encoded or decoded) by ffmpeg.

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.

mcDefault mcNone mcForceNone mcStandard mcWait mcText mcHand mcResizeVertical mcResizeHorizontal mcResizeTopLeft mcResizeTop mcResizeTopRight mcResizeLeft mcResizeRight mcResizeBottomLeft mcResizeBottom mcResizeBottomRight

Read file or URL contents to a string.

Find first file matching given Mask inside Path.

Find first occurrence of character in Delimiters.

Calculate Integer division and modulo on two Float arguments.

Various compatibility functions (on Single)

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.

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.

Call glGenerateMipmap (or analogous function from some OpenGL extension).

Extract file extensions from a file filter usually specified a TOpenDialog.Filter value.

Extract file filter name, from a file filter usually specified a TOpenDialog.Filter value.

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

Call OpenGL glBlendFunc, https://registry.khronos.org/OpenGL-Refpages/gl4/html/glBlendFunc.xhtml .

Draw a rectangle with blending.

Call glColor, taking Opacity as separate Single argument.

Decompress texture image by loading it to a temporary OpenGL(ES) texture and reading back.

Draw axis (3 lines) around given position.

Raise EOpenGLError for given OpenGL error code.

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

If List <> 0 then it does glDeleteList on List and sets List to 0.

Call glGenLists(range) and checks the result.

Comfortable wrappers for OpenGL glGet* that return a single value.

Draw horizontal line using OpenGL.

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

When GPU runs out of memory, raise exception (EOpenGLOutOfMemoryError) or merely make a warning.

Set color and depth buffers writeable or not.

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).

Core OpenGL version information.

Draw vertical line using OpenGL.

Calculate color intensity, for converting color to grayscale.

Deprecated, use GreenRGB.

Pi / 2.

Does this NamePattern contain @counter in a format understood by FormatNameCounter.

Hermite spline.

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

User's home directory, with trailing PathDelim.

Converting between RGB and HSV.

Data source used in TCastleTableView.

Choose TCastleImage descendant best matching for this image file format.

Guess MIME type from image extension.

Include / exclude the last path delimiter, if necessary.

Surface area of indexed convex polygon.

Calculates normalized normal vector for polygon composed from indexed vertices.

Normal vector of a triangle defined as three indexes intro vertex array.

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.

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).

TODO: Deprecate these constants at some point, in favor of simpler joystick API like TJoystick.Axis.

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

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

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

Old key names (K_Xxx instead of keyXxx).

Linear interpolation between two values.

Given two colors in RGB, interpolate them in HSV space.

Coefficients of the 2D line equation (Ax + By + C = 0), given 2 different points lying on the line.

List available image file formats.

File filters for files loaded by Load3DSequence, suitable for TFileFilterList.AddFiltersFromString and TCastleWindow.FileDialog.

When True, then we will load animated GIFs using ffmpeg.

Supported font file formats.

Load OpenGL texture into already reserved texture number.

Load new texture to OpenGL.

The ultimate procedure to load an image from a file or URL.

Load a scene as X3D node from TStream.

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

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.

Check the existence of OpenGL EXT_framebuffer_blit extension.

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).

Construct TX3DNode defining camera with given properties.

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.

How many last logs to preserve.

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

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 choose one option from many.

Ask user to input a string.

Ask user to input an unsigned integer.

Ask user to input a string, or cancel.

Ask user to input a value in hexadecimal.

Ask user for simple confirmation.

Simply add and subtract two TMilisecTime values.

We recommend using CastleRenderOptions unit to get these constants.

Update value of A to be a minimum of A, B.

Convert ModelView matrix to a Normal matrix, just like 3D graphic libraries do.