mirror of
https://github.com/EsotericSoftware/spine-runtimes.git
synced 2025-12-20 17:26:01 +08:00
48f8ea1707
Mesh attachment Animation fixes (still seem to be timing issues looping frames) Fix for loading default skin Zeroing out vertices when loading Miscellaneous indexing and name issues
96 lines
3.6 KiB
Lua
96 lines
3.6 KiB
Lua
-------------------------------------------------------------------------------
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-- Spine Runtimes Software License
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-- Version 2.3
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--
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-- Copyright (c) 2013-2015, Esoteric Software
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-- All rights reserved.
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--
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-- You are granted a perpetual, non-exclusive, non-sublicensable and
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-- non-transferable license to use, install, execute and perform the Spine
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-- Runtimes Software (the "Software") and derivative works solely for personal
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-- or internal use. Without the written permission of Esoteric Software (see
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-- Section 2 of the Spine Software License Agreement), you may not (a) modify,
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-- translate, adapt or otherwise create derivative works, improvements of the
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-- Software or develop new applications using the Software or (b) remove,
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-- delete, alter or obscure any trademarks or any copyright, trademark, patent
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-- or other intellectual property or proprietary rights notices on or in the
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-- Software, including any copy thereof. Redistributions in binary or source
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-- form must include this license and terms.
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--
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-- THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
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-- IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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-- MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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-- EVENT SHALL ESOTERIC SOFTWARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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-- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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-- OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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-- WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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-- OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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-- ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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-------------------------------------------------------------------------------
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local AttachmentType = require "spine-lua.AttachmentType"
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local MeshAttachment = {}
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function MeshAttachment.new (name)
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if not name then error("name cannot be nil", 2) end
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local self = {
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name = name,
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type = AttachmentType.mesh,
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vertices = nil,
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uvs = nil,
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regionUVs = nil,
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triangles = nil,
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hullLength = 0,
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r = 1, g = 1, b = 1, a = 1,
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path = nil,
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rendererObject = nil,
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regionU = 0, regionV = 0, regionU2 = 1, regionV2 = 1, regionRotate = false,
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regionOffsetX = 0, regionOffsetY = 0,
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regionWidth = 0, regionHeight = 0,
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regionOriginalWidth = 0, regionOriginalHeight = 0,
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edges = nil,
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width = 0, height = 0
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}
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function self:updateUVs ()
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local width, height = self.regionU2 - self.regionU, self.regionV2 - self.regionV
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local n = #self.regionUVs
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if not self.uvs or #self.uvs ~= n then
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self.uvs = {}
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end
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if self.regionRotate then
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for i = 1, n, 2 do
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self.uvs[i] = self.regionU + self.regionUVs[i + 1] * width
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self.uvs[i + 1] = self.regionV + height - self.regionUVs[i] * height
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end
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else
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for i = 1, n, 2 do
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self.uvs[i] = self.regionU + self.regionUVs[i] * width
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self.uvs[i + 1] = self.regionV + self.regionUVs[i + 1] * height
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end
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end
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end
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function self:computeWorldVertices (x, y, slot, worldVertices)
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local bone = slot.bone
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x,y=slot.bone.skeleton.x,slot.bone.skeleton.y
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x = x + bone.worldX
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y = y + bone.worldY
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local m00, m01, m10, m11 = bone.m00, bone.m01, bone.m10, bone.m11
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local vertices = self.vertices
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local verticesCount = #vertices
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if slot.attachmentVertices and #slot.attachmentVertices == verticesCount then vertices = slot.attachmentVertices end
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for i = 1, verticesCount, 2 do
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local vx = vertices[i]
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local vy = vertices[i + 1]
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worldVertices[i] = vx * m00 + vy * m01 + x
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worldVertices[i + 1] = vx * m10 + vy * m11 + y
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end
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end
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return self
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end
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return MeshAttachment
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