Difference between revisions of "0.10.0"
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== Changes from 0.9.2 == | == Changes from 0.9.2 == | ||
=== Additions === | === Additions === | ||
| − | * Added | + | * Added an iOS port. |
| − | * Added the flag t.accelerometerjoystick to love.conf. Disables accelerometer-as-joystick functionality on mobile devices when false. | + | * Added the flag t.accelerometerjoystick to [[love.conf]]. Disables accelerometer-as-joystick functionality on mobile devices when false. |
| − | * Added love.touch module. Note that it has important differences from the touch implementation in the LÖVE 0.9 Android and iOS ports. | + | * Added [[love.touch]] module. Note that it has important differences from the touch implementation in the LÖVE 0.9.2 Android and iOS ports. |
| − | * Added love.touchpressed, love.touchreleased, and love.touchmoved. | + | * Added [[love.touchpressed]], [[love.touchreleased]], and [[love.touchmoved]]. |
| − | * Added love.filesystem.setRequirePath and love.filesystem.getRequirePath. | + | * Added [[love.filesystem.setRequirePath]] and [[love.filesystem.getRequirePath]]. |
| − | * Added love.filedropped and love.directorydropped event callback functions. | + | * Added [[love.filedropped]] and [[love.directorydropped]] event callback functions. |
| − | * Added love.lowmemory event callback function, called when the app is running out of memory on mobile operating systems. | + | * Added [[love.lowmemory]] event callback function, called when the app is running out of memory on mobile operating systems. |
| − | * Added love.wheelmoved event callback function (replaces "wu" and "wd" constants for love.mousepressed.) | + | * Added [[love.wheelmoved]] event callback function (replaces "wu" and "wd" constants for [[love.mousepressed]].) |
| − | * Added love.mouse.hasCursor. | + | * Added [[love.mouse.hasCursor]]. |
| − | * Added a boolean argument to love.mousepressed and love.mousereleased indicating whether the button event originated from a touch press. | + | * Added a boolean argument to [[love.mousepressed]] and [[love.mousereleased]] indicating whether the button event originated from a touch press. |
| − | + | * Added optional x/y/width/height arguments to [[love.keyboard.setTextInput]]. They tell the system where text will show up so on-screen keyboards can avoid that area. | |
| − | * Added optional x/y/width/height arguments to love.keyboard.setTextInput. They tell the system where text will show up so on-screen keyboards can avoid that area. | + | * Added [[Source:getType]] (replaces [[Source:isStatic]].) |
| − | * Added Source:getType (replaces Source:isStatic.) | + | * Added [[love.graphics.getSupported]] (replaces [[love.graphics.isSupported]].) |
| − | * Added love.graphics.getSupported (replaces love.graphics.isSupported.) | + | * Added [[love.graphics.getSystemLimits]] (replaces [[love.graphics.getSystemLimit]].) |
| − | * Added love.graphics.getSystemLimits (replaces love.graphics.getSystemLimit.) | + | * Added [[love.graphics.stencil]] and [[love.graphics.setStencilTest]] (replaces [[love.graphics.setStencil]].) |
| − | * Added love.graphics.stencil and love.graphics.setStencilTest (replaces love.graphics.setStencil.) | + | * Added [[love.graphics.isActive]]. |
| − | * Added love.graphics.isActive. | + | * Added color arguments to [[love.graphics.clear]]. It no longer always uses the background color value. |
| − | * Added color arguments to love.graphics.clear. It no longer always uses the background color value. | + | * Added [[love.graphics.discard]]. |
| − | * Added love.graphics.discard. | + | * Added optional x/y/width/height arguments to [[(Image):refresh|Image:refresh]] and [[Canvas:newImageData]]. |
| − | * Added optional x/y/width/height arguments to Image:refresh and Canvas:newImageData. | + | * Added [[(Image):getFlags|Image:getFlags]]. |
| − | * Added Image:getFlags. | + | * Added one- and two-channel [[CanvasFormat|Canvas formats]]: r8, rg8, r16f, rg16f, r32f, and rg32f. |
| − | * Added one- and two-channel Canvas formats: r8, rg8, r16f, rg16f, r32f, and rg32f. | + | * Added support for different formats in each Canvas when using multi-canvas rendering. Added the "multicanvasformats" [[GraphicsFeature]] constant. |
| − | * Added support for different formats in each Canvas when using multi-canvas rendering. Added the "multicanvasformats" | ||
* Added support for OpenGL ES 2 and 3. | * Added support for OpenGL ES 2 and 3. | ||
| − | * Added support for loading ETC1/2, EAC, and PVRTC1 compressed textures. | + | * Added support for loading ETC1/2, EAC, and PVRTC1 [[CompressedFormat|compressed textures]]. |
| − | * Added custom vertex attribute support for | + | * Added custom vertex attribute support for [[Mesh]]es via new variants of [[love.graphics.newMesh]]. |
| − | * Added Mesh:setVertexAttribute and Mesh:getVertexAttribute, Mesh:getVertexFormat, and Mesh:flush. | + | * Added [[Mesh:setVertexAttribute]] and [[Mesh:getVertexAttribute]], [[Mesh:getVertexFormat]], and [[Mesh:flush]]. |
| − | * Added Mesh:setAttributeEnabled and Mesh:isAttributeEnabled. | + | * Added [[Mesh:setAttributeEnabled]] and [[Mesh:isAttributeEnabled]]. |
| − | * Added Mesh:attachAttribute. | + | * Added [[Mesh:attachAttribute]]. |
| − | * Added Text objects and love.graphics.newText. | + | * Added [[Text]] objects and [[love.graphics.newText]]. |
| − | * Added BMFont bitmap font file support to love.graphics.newFont and love.font. | + | * Added BMFont bitmap font file support to [[love.graphics.newFont]] and [[love.font]]. |
| − | * Added an optional font hinting argument to love.graphics.newFont when loading TrueType fonts. | + | * Added an optional font hinting argument to [[love.graphics.newFont]] when loading TrueType fonts. |
| − | * Added an optional spacing argument to love.graphics.newImageFont, which applies additional spacing to all rendered glyphs. | + | * Added an optional spacing argument to [[love.graphics.newImageFont]], which applies additional spacing to all rendered glyphs. |
| − | * Added love.window.maximize. | + | * Added [[love.window.maximize]]. |
| − | * Added BezierCurve:renderSegment and BezierCurve:removePoint. | + | * Added [[BezierCurve:renderSegment]] and [[BezierCurve:removePoint]]. |
| − | * Added BezierCurve:getSegment. | + | * Added [[BezierCurve:getSegment]]. |
| − | * Added love.math.compress and love.math.decompress. | + | * Added [[love.math.compress]] and [[love.math.decompress]]. |
=== Removals === | === Removals === | ||
| − | * Removed love.filesystem.exists (use love.filesystem.isFile or love.filesystem.isDirectory instead.) | + | * Removed [[love.filesystem.exists]] (use [[love.filesystem.isFile]] or [[love.filesystem.isDirectory]] instead.) |
| − | * Removed callback variant of love.filesystem.getDirectoryItems | + | * Removed callback variant of [[love.filesystem.getDirectoryItems]] |
| − | * Removed the "wu" and "wd" constants for love.mousepressed (replaced by love.wheelmoved.) | + | * Removed the "wu" and "wd" constants for [[love.mousepressed]] (replaced by [[love.wheelmoved]].) |
| − | * Removed the named mouse button constants (replaced by button numbers.) | + | * Removed the named mouse [[MouseConstant|button constants]] (replaced by button numbers.) |
| − | * Removed Source:isStatic (replaced by Source:getType.) | + | * Removed [[Source:isStatic]] (replaced by [[Source:getType]].) |
* Removed image loading support for all (non-compressed texture) file formats except for PNG, JPEG, TGA, and BMP. | * Removed image loading support for all (non-compressed texture) file formats except for PNG, JPEG, TGA, and BMP. | ||
| − | * Removed love.graphics.setPointStyle and love.graphics.getPointStyle. | + | * Removed [[love.graphics.setPointStyle]] and [[love.graphics.getPointStyle]]. |
| − | * Removed love.graphics.isSupported (replaced by love.graphics.getSupported.) | + | * Removed [[love.graphics.isSupported]] (replaced by [[love.graphics.getSupported]].) |
| − | * Removed love.graphics.getSystemLimit (replaced by love.graphics.getSystemLimits.) | + | * Removed [[love.graphics.getSystemLimit]] (replaced by [[love.graphics.getSystemLimits]].) |
| − | * Removed love.graphics.setStencil (replaced by love.graphics.stencil and love.graphics.setStencilTest.) | + | * Removed [[love.graphics.setStencil]] (replaced by [[love.graphics.stencil]] and [[love.graphics.setStencilTest]].) |
| − | * Removed the "canvas", "shader", "npot", "subtractive", and "mipmap" | + | * Removed the "canvas", "shader", "npot", "subtractive", and "mipmap" [[GraphicsFeature]] constants (the features always have guaranteed support now.) |
| − | * Removed Canvas:getPixel (use Canvas:newImageData instead.) | + | * Removed [[Canvas:getPixel]] (use [[Canvas:newImageData]] instead.) |
| − | * Removed Canvas:clear (use love.graphics.clear instead.) | + | * Removed [[Canvas:clear]] (use [[love.graphics.clear]] instead.) |
| − | * Removed Mesh:getVertices. | + | * Removed [[Mesh:getVertices]]. |
| − | * Removed Mesh:setVertexColors and Mesh:hasVertexColors (use Mesh:setAttributeEnabled("VertexColor", enable) instead.) | + | * Removed [[Mesh:setVertexColors]] and [[Mesh:hasVertexColors]] (use [[Mesh:setAttributeEnabled]]("VertexColor", enable) instead.) |
* Removed functions deprecated in LOVE 0.9.x: | * Removed functions deprecated in LOVE 0.9.x: | ||
| − | ** Removed Canvas:getType (replaced by Canvas:getFormat.) | + | ** Removed [[Canvas:getType]] (replaced by [[Canvas:getFormat]].) |
| − | ** Removed love.graphics.getMaxTextureSize | + | ** Removed [[love.graphics.getMaxTextureSize]] and [[love.graphics.getMaxImageSize]] (replaced by [[love.graphics.getSystemLimits]].) |
| − | ** Removed love.graphics.getMaxPointSize (replaced by love.graphics.getSystemLimits.) | + | ** Removed [[love.graphics.getMaxPointSize]] (replaced by [[love.graphics.getSystemLimits]].) |
| − | ** Removed Mesh: | + | ** Removed [[Mesh:setImage]], [[Mesh:getImage]], [[SpriteBatch:setImage]], [[SpriteBatch:getImage]], [[ParticleSystem:setImage]], and [[ParticleSystem:getImage]] (replaced by set/getTexture.) |
| − | ** Removed SpriteBatch:bind | + | ** Removed [[SpriteBatch:bind]] and [[SpriteBatch:unbind]]. |
| − | ** Removed Canvas:getFSAA and the "fsaa" flag in love.conf and love.window.setMode (replaced by Canvas:getMSAA and "msaa".) | + | ** Removed [[Canvas:getFSAA]] and the "fsaa" flag in [[love.conf]] and [[love.window.setMode]] (replaced by [[Canvas:getMSAA]] and the "msaa" flag.) |
| − | ** Removed the "dxt" and "bc5" | + | ** Removed the "dxt" and "bc5" [[GraphicsFeature]] constants (replaced by [[love.graphics.getCompressedImageFormats]].) |
| − | ** Removed the "hdrcanvas" | + | ** Removed the "hdrcanvas" [[GraphicsFeature]] constant (replaced by [[love.graphics.getCanvasFormats]].) |
| − | ** Removed love.window.getWidth | + | ** Removed [[love.window.getWidth]] and [[love.window.getHeight]] (use [[love.graphics.getWidth]] and [[love.graphics.getHeight]] or [[love.window.getMode]] instead.) |
=== Renamed APIs === | === Renamed APIs === | ||
| − | * Renamed the fullscreen type "normal" to "exclusive". | + | * Renamed the [[FullscreenType|fullscreen type]] "normal" to "exclusive". |
| − | * Renamed the | + | * Renamed the [[DistanceModel]] constants "inverse clamped", "linear clamped", and "exponent clamped" to "inverseclamped", "linearclamped", and "exponentclamped". |
| − | * Renamed blend modes "additive", "subtractive", and "multiplicative" to "add", "subtract", and "multiply". | + | * Renamed [[BlendMode|blend modes]] "additive", "subtractive", and "multiplicative" to "add", "subtract", and "multiply". |
| − | * Renamed the key constant and | + | * Renamed the [[KeyConstant|key constant]] and [[Scancode]] representing the spacebar from " " to "space". |
| − | * Renamed File:eof to File:isEOF. | + | * Renamed [[File:eof]] to [[File:isEOF]]. |
| − | * Renamed Canvas:getImageData to Canvas:newImageData. | + | * Renamed [[Canvas:getImageData]] to [[Canvas:newImageData]]. |
| − | * Renamed love.image's CompressedData type to CompressedImageData. | + | * Renamed [[love.image]]'s [[CompressedData]] type to [[CompressedImageData]]. |
=== Bugfixes === | === Bugfixes === | ||
| − | * Fixed utf8.char. | + | * Fixed [[utf8.char]]. |
| − | * Fixed love.keyboard.getKeyFromScancode crashing when an invalid scancode is given. | + | * Fixed [[love.keyboard.getKeyFromScancode]] crashing when an invalid scancode is given. |
| − | * Fixed the stencil buffer in | + | * Fixed the stencil buffer in [[Canvas]]es when an unsupported MSAA value is used to create the Canvas. |
| − | * Fixed love.graphics.getColorMask. | + | * Fixed [[love.graphics.getColorMask]]. |
| − | * Fixed the default offset for particles when ParticleSystem:setQuads or ParticleSystem:setTexture is used. | + | * Fixed the default offset for particles when [[ParticleSystem:setQuads]] or [[ParticleSystem:setTexture]] is used. |
| − | * Fixed love.graphics.shear resetting all love.graphics transformations. | + | * Fixed [[love.graphics.shear]] resetting all love.graphics transformations. |
=== Other changes === | === Other changes === | ||
* Updated the compatibility warning notice to use a message box. | * Updated the compatibility warning notice to use a message box. | ||
* Updated the compatibility warning notice to display before main.lua is loaded. | * Updated the compatibility warning notice to display before main.lua is loaded. | ||
| − | * Updated love.keypressed to be love.keypressed(key, scancode, isrepeat). | + | * Updated [[love.keypressed to be [[love.keypressed]](key, scancode, isrepeat). |
| − | * Updated love.keyreleased to be love.keyreleased(key, scancode). | + | * Updated [[love.keyreleased to be [[love.keyreleased]](key, scancode). |
| − | * Updated love.mousepressed, love.mousereleased, and love.mouse.isDown to use button numbers instead of named button constants. | + | * Updated [[love.mousepressed]], [[love.mousereleased]], and [[love.mouse.isDown]] to use button numbers instead of named button constants. |
| − | * Updated love.math.setRandomSeed and RandomGenerator:setSeed to produce better results for the first few random() calls. | + | * Updated [[love.math.setRandomSeed]] and [[RandomGenerator:setSeed]] to produce better results for the first few random() calls. |
| − | * Updated Source methods that deal with spatial audio to error rather than failing silently if the Source isn't mono. | + | * Updated [[Source]] methods that deal with spatial audio to error rather than failing silently if the Source isn't mono. |
| − | * Updated | + | * Updated [[love.graphics.newImageFont]] to no longer treat separator pixels as spacing. |
* Updated the default font to use less memory. | * Updated the default font to use less memory. | ||
| − | * Updated Font:getWrap's second return value to be a table containing the text split into lines. | + | * Updated [[Font:getWrap]]'s second return value to be a table containing the text split into lines. |
| − | * Updated the default fullscreen type to be "desktop" rather than "exclusive". | + | * Updated the default [[FullscreenType|fullscreen type]] to be "desktop" rather than "exclusive". |
* Updated the minimum runtime system requirements of LOVE to require OpenGL 2.1 or OpenGL ES 2 support. | * Updated the minimum runtime system requirements of LOVE to require OpenGL 2.1 or OpenGL ES 2 support. | ||
| − | * Updated the pixel shader effect function so screen_coords.y is 0 at the top of the screen instead of the bottom. | + | * Updated the [[love.graphics.newShader|pixel shader effect]] function so screen_coords.y is 0 at the top of the screen instead of the bottom. |
| − | * Updated love.graphics.newImage's optional second argument to be a table of flags (flags are "mipmaps" and "srgb".) | + | * Updated [[love.graphics.newImage]]'s optional second argument to be a table of flags (flags are "mipmaps" and "srgb".) |
| − | * Updated | + | * Updated [[Image]]s to require setting the mipmaps flag to true on creation in order to use mipmaps. |
| − | * Updated | + | * Updated [[Image]]s to allow mipmaps for non-power-of-two sizes. |
| − | * Updated the arguments for the standard variants of love.graphics.newMesh. They're now newMesh(vertices [, drawmode, usage]) and newMesh(vertexcount [, drawmode, usage]). | + | * Updated the arguments for the standard variants of [[love.graphics.newMesh]]. They're now [[love.graphics.newMesh]](vertices [, drawmode, usage]) and [[love.graphics.newMesh]](vertexcount [, drawmode, usage]). |
| − | * Updated Mesh:setVertex to explicitly set every component of every attribute in the vertex, instead of having default values. | + | * Updated [[Mesh:setVertex]] to explicitly set every component of every attribute in the vertex, instead of having default values. |
[[Category:LoveVersions]] | [[Category:LoveVersions]] | ||
Revision as of 03:16, 8 May 2015
|
The information on this page may not be accurate or up to date due to the information pertaining to a version that is currently in development. |
The codename for LÖVE 0.10.0 is not yet announced. It is currently not released.
Contents
Changes from 0.9.2
Additions
- Added an iOS port.
- Added the flag t.accelerometerjoystick to love.conf. Disables accelerometer-as-joystick functionality on mobile devices when false.
- Added love.touch module. Note that it has important differences from the touch implementation in the LÖVE 0.9.2 Android and iOS ports.
- Added love.touchpressed, love.touchreleased, and love.touchmoved.
- Added love.filesystem.setRequirePath and love.filesystem.getRequirePath.
- Added love.filedropped and love.directorydropped event callback functions.
- Added love.lowmemory event callback function, called when the app is running out of memory on mobile operating systems.
- Added love.wheelmoved event callback function (replaces "wu" and "wd" constants for love.mousepressed.)
- Added love.mouse.hasCursor.
- Added a boolean argument to love.mousepressed and love.mousereleased indicating whether the button event originated from a touch press.
- Added optional x/y/width/height arguments to love.keyboard.setTextInput. They tell the system where text will show up so on-screen keyboards can avoid that area.
- Added Source:getType (replaces Source:isStatic.)
- Added love.graphics.getSupported (replaces love.graphics.isSupported.)
- Added love.graphics.getSystemLimits (replaces love.graphics.getSystemLimit.)
- Added love.graphics.stencil and love.graphics.setStencilTest (replaces love.graphics.setStencil.)
- Added love.graphics.isActive.
- Added color arguments to love.graphics.clear. It no longer always uses the background color value.
- Added love.graphics.discard.
- Added optional x/y/width/height arguments to Image:refresh and Canvas:newImageData.
- Added Image:getFlags.
- Added one- and two-channel Canvas formats: r8, rg8, r16f, rg16f, r32f, and rg32f.
- Added support for different formats in each Canvas when using multi-canvas rendering. Added the "multicanvasformats" GraphicsFeature constant.
- Added support for OpenGL ES 2 and 3.
- Added support for loading ETC1/2, EAC, and PVRTC1 compressed textures.
- Added custom vertex attribute support for Meshes via new variants of love.graphics.newMesh.
- Added Mesh:setVertexAttribute and Mesh:getVertexAttribute, Mesh:getVertexFormat, and Mesh:flush.
- Added Mesh:setAttributeEnabled and Mesh:isAttributeEnabled.
- Added Mesh:attachAttribute.
- Added Text objects and love.graphics.newText.
- Added BMFont bitmap font file support to love.graphics.newFont and love.font.
- Added an optional font hinting argument to love.graphics.newFont when loading TrueType fonts.
- Added an optional spacing argument to love.graphics.newImageFont, which applies additional spacing to all rendered glyphs.
- Added love.window.maximize.
- Added BezierCurve:renderSegment and BezierCurve:removePoint.
- Added BezierCurve:getSegment.
- Added love.math.compress and love.math.decompress.
Removals
- Removed love.filesystem.exists (use love.filesystem.isFile or love.filesystem.isDirectory instead.)
- Removed callback variant of love.filesystem.getDirectoryItems
- Removed the "wu" and "wd" constants for love.mousepressed (replaced by love.wheelmoved.)
- Removed the named mouse button constants (replaced by button numbers.)
- Removed Source:isStatic (replaced by Source:getType.)
- Removed image loading support for all (non-compressed texture) file formats except for PNG, JPEG, TGA, and BMP.
- Removed love.graphics.setPointStyle and love.graphics.getPointStyle.
- Removed love.graphics.isSupported (replaced by love.graphics.getSupported.)
- Removed love.graphics.getSystemLimit (replaced by love.graphics.getSystemLimits.)
- Removed love.graphics.setStencil (replaced by love.graphics.stencil and love.graphics.setStencilTest.)
- Removed the "canvas", "shader", "npot", "subtractive", and "mipmap" GraphicsFeature constants (the features always have guaranteed support now.)
- Removed Canvas:getPixel (use Canvas:newImageData instead.)
- Removed Canvas:clear (use love.graphics.clear instead.)
- Removed Mesh:getVertices.
- Removed Mesh:setVertexColors and Mesh:hasVertexColors (use Mesh:setAttributeEnabled("VertexColor", enable) instead.)
- Removed functions deprecated in LOVE 0.9.x:
- Removed Canvas:getType (replaced by Canvas:getFormat.)
- Removed love.graphics.getMaxTextureSize and love.graphics.getMaxImageSize (replaced by love.graphics.getSystemLimits.)
- Removed love.graphics.getMaxPointSize (replaced by love.graphics.getSystemLimits.)
- Removed Mesh:setImage, Mesh:getImage, SpriteBatch:setImage, SpriteBatch:getImage, ParticleSystem:setImage, and ParticleSystem:getImage (replaced by set/getTexture.)
- Removed SpriteBatch:bind and SpriteBatch:unbind.
- Removed Canvas:getFSAA and the "fsaa" flag in love.conf and love.window.setMode (replaced by Canvas:getMSAA and the "msaa" flag.)
- Removed the "dxt" and "bc5" GraphicsFeature constants (replaced by love.graphics.getCompressedImageFormats.)
- Removed the "hdrcanvas" GraphicsFeature constant (replaced by love.graphics.getCanvasFormats.)
- Removed love.window.getWidth and love.window.getHeight (use love.graphics.getWidth and love.graphics.getHeight or love.window.getMode instead.)
Renamed APIs
- Renamed the fullscreen type "normal" to "exclusive".
- Renamed the DistanceModel constants "inverse clamped", "linear clamped", and "exponent clamped" to "inverseclamped", "linearclamped", and "exponentclamped".
- Renamed blend modes "additive", "subtractive", and "multiplicative" to "add", "subtract", and "multiply".
- Renamed the key constant and Scancode representing the spacebar from " " to "space".
- Renamed File:eof to File:isEOF.
- Renamed Canvas:getImageData to Canvas:newImageData.
- Renamed love.image's CompressedData type to CompressedImageData.
Bugfixes
- Fixed utf8.char.
- Fixed love.keyboard.getKeyFromScancode crashing when an invalid scancode is given.
- Fixed the stencil buffer in Canvases when an unsupported MSAA value is used to create the Canvas.
- Fixed love.graphics.getColorMask.
- Fixed the default offset for particles when ParticleSystem:setQuads or ParticleSystem:setTexture is used.
- Fixed love.graphics.shear resetting all love.graphics transformations.
Other changes
- Updated the compatibility warning notice to use a message box.
- Updated the compatibility warning notice to display before main.lua is loaded.
- Updated [[love.keypressed to be love.keypressed(key, scancode, isrepeat).
- Updated [[love.keyreleased to be love.keyreleased(key, scancode).
- Updated love.mousepressed, love.mousereleased, and love.mouse.isDown to use button numbers instead of named button constants.
- Updated love.math.setRandomSeed and RandomGenerator:setSeed to produce better results for the first few random() calls.
- Updated Source methods that deal with spatial audio to error rather than failing silently if the Source isn't mono.
- Updated love.graphics.newImageFont to no longer treat separator pixels as spacing.
- Updated the default font to use less memory.
- Updated Font:getWrap's second return value to be a table containing the text split into lines.
- Updated the default fullscreen type to be "desktop" rather than "exclusive".
- Updated the minimum runtime system requirements of LOVE to require OpenGL 2.1 or OpenGL ES 2 support.
- Updated the pixel shader effect function so screen_coords.y is 0 at the top of the screen instead of the bottom.
- Updated love.graphics.newImage's optional second argument to be a table of flags (flags are "mipmaps" and "srgb".)
- Updated Images to require setting the mipmaps flag to true on creation in order to use mipmaps.
- Updated Images to allow mipmaps for non-power-of-two sizes.
- Updated the arguments for the standard variants of love.graphics.newMesh. They're now love.graphics.newMesh(vertices [, drawmode, usage]) and love.graphics.newMesh(vertexcount [, drawmode, usage]).
- Updated Mesh:setVertex to explicitly set every component of every attribute in the vertex, instead of having default values.
