diff options
Diffstat (limited to 'doc/classes/Image.xml')
| -rw-r--r-- | doc/classes/Image.xml | 73 |
1 files changed, 56 insertions, 17 deletions
diff --git a/doc/classes/Image.xml b/doc/classes/Image.xml index b138a55ea3..ed1b40488e 100644 --- a/doc/classes/Image.xml +++ b/doc/classes/Image.xml @@ -26,7 +26,7 @@ <param index="1" name="src_rect" type="Rect2i" /> <param index="2" name="dst" type="Vector2i" /> <description> - Alpha-blends [param src_rect] from [param src] image to this image at coordinates [param dst], clipped accordingly to both image bounds. This image and [param src] image [b]must[/b] have the same format. [param src_rect] with not positive size is treated as empty. + Alpha-blends [param src_rect] from [param src] image to this image at coordinates [param dst], clipped accordingly to both image bounds. This image and [param src] image [b]must[/b] have the same format. [param src_rect] with non-positive size is treated as empty. </description> </method> <method name="blend_rect_mask"> @@ -36,7 +36,7 @@ <param index="2" name="src_rect" type="Rect2i" /> <param index="3" name="dst" type="Vector2i" /> <description> - Alpha-blends [param src_rect] from [param src] image to this image using [param mask] image at coordinates [param dst], clipped accordingly to both image bounds. Alpha channels are required for both [param src] and [param mask]. [param dst] pixels and [param src] pixels will blend if the corresponding mask pixel's alpha value is not 0. This image and [param src] image [b]must[/b] have the same format. [param src] image and [param mask] image [b]must[/b] have the same size (width and height) but they can have different formats. [param src_rect] with not positive size is treated as empty. + Alpha-blends [param src_rect] from [param src] image to this image using [param mask] image at coordinates [param dst], clipped accordingly to both image bounds. Alpha channels are required for both [param src] and [param mask]. [param dst] pixels and [param src] pixels will blend if the corresponding mask pixel's alpha value is not 0. This image and [param src] image [b]must[/b] have the same format. [param src] image and [param mask] image [b]must[/b] have the same size (width and height) but they can have different formats. [param src_rect] with non-positive size is treated as empty. </description> </method> <method name="blit_rect"> @@ -45,7 +45,7 @@ <param index="1" name="src_rect" type="Rect2i" /> <param index="2" name="dst" type="Vector2i" /> <description> - Copies [param src_rect] from [param src] image to this image at coordinates [param dst], clipped accordingly to both image bounds. This image and [param src] image [b]must[/b] have the same format. [param src_rect] with not positive size is treated as empty. + Copies [param src_rect] from [param src] image to this image at coordinates [param dst], clipped accordingly to both image bounds. This image and [param src] image [b]must[/b] have the same format. [param src_rect] with non-positive size is treated as empty. </description> </method> <method name="blit_rect_mask"> @@ -55,7 +55,7 @@ <param index="2" name="src_rect" type="Rect2i" /> <param index="3" name="dst" type="Vector2i" /> <description> - Blits [param src_rect] area from [param src] image to this image at the coordinates given by [param dst], clipped accordingly to both image bounds. [param src] pixel is copied onto [param dst] if the corresponding [param mask] pixel's alpha value is not 0. This image and [param src] image [b]must[/b] have the same format. [param src] image and [param mask] image [b]must[/b] have the same size (width and height) but they can have different formats. [param src_rect] with not positive size is treated as empty. + Blits [param src_rect] area from [param src] image to this image at the coordinates given by [param dst], clipped accordingly to both image bounds. [param src] pixel is copied onto [param dst] if the corresponding [param mask] pixel's alpha value is not 0. This image and [param src] image [b]must[/b] have the same format. [param src] image and [param mask] image [b]must[/b] have the same size (width and height) but they can have different formats. [param src_rect] with non-positive size is treated as empty. </description> </method> <method name="bump_map_to_normal_map"> @@ -76,8 +76,12 @@ <param index="0" name="mode" type="int" enum="Image.CompressMode" /> <param index="1" name="source" type="int" enum="Image.CompressSource" default="0" /> <param index="2" name="lossy_quality" type="float" default="0.7" /> + <param index="3" name="astc_format" type="int" enum="Image.ASTCFormat" default="0" /> <description> - Compresses the image to use less memory. Can not directly access pixel data while the image is compressed. Returns error if the chosen compression mode is not available. See [enum CompressMode] and [enum CompressSource] constants. + Compresses the image to use less memory. Can not directly access pixel data while the image is compressed. Returns error if the chosen compression mode is not available. + The [param mode] parameter helps to pick the best compression method for DXT and ETC2 formats. It is ignored for ASTC compression. + The [param lossy_quality] parameter is optional for compressors that support it. + For ASTC compression, the [param astc_format] parameter must be supplied. </description> </method> <method name="compress_from_channels"> @@ -85,7 +89,12 @@ <param index="0" name="mode" type="int" enum="Image.CompressMode" /> <param index="1" name="channels" type="int" enum="Image.UsedChannels" /> <param index="2" name="lossy_quality" type="float" default="0.7" /> + <param index="3" name="astc_format" type="int" enum="Image.ASTCFormat" default="0" /> <description> + Compresses the image to use less memory. Can not directly access pixel data while the image is compressed. Returns error if the chosen compression mode is not available. + This is an alternative to [method compress] that lets the user supply the channels used in order for the compressor to pick the best DXT and ETC2 formats. For other formats (non DXT or ETC2), this argument is ignored. + The [param lossy_quality] parameter is optional for compressors that support it. + For ASTC compression, the [param astc_format] parameter must be supplied. </description> </method> <method name="compute_image_metrics"> @@ -111,18 +120,18 @@ Copies [param src] image to this image. </description> </method> - <method name="create"> - <return type="void" /> + <method name="create" qualifiers="static"> + <return type="Image" /> <param index="0" name="width" type="int" /> <param index="1" name="height" type="int" /> <param index="2" name="use_mipmaps" type="bool" /> <param index="3" name="format" type="int" enum="Image.Format" /> <description> - Creates an empty image of given size and format. See [enum Format] constants. If [param use_mipmaps] is [code]true[/code] then generate mipmaps for this image. See the [method generate_mipmaps]. + Creates an empty image of given size and format. See [enum Format] constants. If [param use_mipmaps] is [code]true[/code], then generate mipmaps for this image. See the [method generate_mipmaps]. </description> </method> - <method name="create_from_data"> - <return type="void" /> + <method name="create_from_data" qualifiers="static"> + <return type="Image" /> <param index="0" name="width" type="int" /> <param index="1" name="height" type="int" /> <param index="2" name="use_mipmaps" type="bool" /> @@ -197,7 +206,6 @@ <param index="0" name="renormalize" type="bool" default="false" /> <description> Generates mipmaps for the image. Mipmaps are precalculated lower-resolution copies of the image that are automatically used if the image needs to be scaled down when rendered. They help improve image quality and performance when rendering. This method returns an error if the image is compressed, in a custom format, or if the image's width/height is [code]0[/code]. - [b]Note:[/b] Mipmap generation is done on the CPU, is single-threaded and is [i]always[/i] done on the main thread. This means generating mipmaps will result in noticeable stuttering during gameplay, even if [method generate_mipmaps] is called from a [Thread]. </description> </method> <method name="get_data" qualifiers="const"> @@ -242,11 +250,11 @@ This is the same as [method get_pixel], but with a [Vector2i] argument instead of two integer arguments. </description> </method> - <method name="get_rect" qualifiers="const"> + <method name="get_region" qualifiers="const"> <return type="Image" /> - <param index="0" name="rect" type="Rect2i" /> + <param index="0" name="region" type="Rect2i" /> <description> - Returns a new image that is a copy of the image's area specified with [param rect]. + Returns a new [Image] that is a copy of this [Image]'s area specified with [param region]. </description> </method> <method name="get_size" qualifiers="const"> @@ -455,13 +463,25 @@ Saves the image as a WebP (Web Picture) file to a byte array. By default it will save lossless. If [param lossy] is true, the image will be saved lossy, using the [param quality] setting between 0.0 and 1.0 (inclusive). </description> </method> + <method name="set_data"> + <return type="void" /> + <param index="0" name="width" type="int" /> + <param index="1" name="height" type="int" /> + <param index="2" name="use_mipmaps" type="bool" /> + <param index="3" name="format" type="int" enum="Image.Format" /> + <param index="4" name="data" type="PackedByteArray" /> + <description> + Overwrites data of an existing [Image]. Non-static equivalent of [method create_from_data]. + </description> + </method> <method name="set_pixel"> <return type="void" /> <param index="0" name="x" type="int" /> <param index="1" name="y" type="int" /> <param index="2" name="color" type="Color" /> <description> - Sets the [Color] of the pixel at [code](x, y)[/code] to [param color]. Example: + Sets the [Color] of the pixel at [code](x, y)[/code] to [param color]. + [b]Example:[/b] [codeblocks] [gdscript] var img_width = 10 @@ -488,7 +508,8 @@ <param index="0" name="point" type="Vector2i" /> <param index="1" name="color" type="Color" /> <description> - Sets the [Color] of the pixel at [param point] to [param color]. Example: + Sets the [Color] of the pixel at [param point] to [param color]. + [b]Example:[/b] [codeblocks] [gdscript] var img_width = 10 @@ -646,7 +667,19 @@ </constant> <constant name="FORMAT_DXT5_RA_AS_RG" value="34" enum="Format"> </constant> - <constant name="FORMAT_MAX" value="35" enum="Format"> + <constant name="FORMAT_ASTC_4x4" value="35" enum="Format"> + [url=https://en.wikipedia.org/wiki/Adaptive_scalable_texture_compression]Adaptive Scalable Texutre Compression[/url]. This implements the 4x4 (high quality) mode. + </constant> + <constant name="FORMAT_ASTC_4x4_HDR" value="36" enum="Format"> + Same format as [constant FORMAT_ASTC_4x4], but with the hint to let the GPU know it is used for HDR. + </constant> + <constant name="FORMAT_ASTC_8x8" value="37" enum="Format"> + [url=https://en.wikipedia.org/wiki/Adaptive_scalable_texture_compression]Adaptive Scalable Texutre Compression[/url]. This implements the 8x8 (low quality) mode. + </constant> + <constant name="FORMAT_ASTC_8x8_HDR" value="38" enum="Format"> + Same format as [constant FORMAT_ASTC_8x8], but with the hint to let the GPU know it is used for HDR. + </constant> + <constant name="FORMAT_MAX" value="39" enum="Format"> Represents the size of the [enum Format] enum. </constant> <constant name="INTERPOLATE_NEAREST" value="0" enum="Interpolation"> @@ -710,5 +743,11 @@ <constant name="COMPRESS_SOURCE_NORMAL" value="2" enum="CompressSource"> Source texture (before compression) is a normal texture (e.g. it can be compressed into two channels). </constant> + <constant name="ASTC_FORMAT_4x4" value="0" enum="ASTCFormat"> + Hint to indicate that the high quality 4x4 ASTC compression format should be used. + </constant> + <constant name="ASTC_FORMAT_8x8" value="1" enum="ASTCFormat"> + Hint to indicate that the low quality 8x8 ASTC compression format should be used. + </constant> </constants> </class> |