#!/usr/bin/python
# 
# \file 2_build.py
# \brief Build shape
# \date 2010-05-24 13:42GMT
# \author Jan Boon (Kaetemi)
# Python port of game data build pipeline.
# Build shape
# 
# NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
# Copyright (C) 2009-2014  by authors
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
# 

import time, sys, os, shutil, subprocess, distutils.dir_util
sys.path.append("../../configuration")

if os.path.isfile("log.log"):
	os.remove("log.log")
log = open("log.log", "w")
from scripts import *
from buildsite import *
from process import *
from tools import *
from directories import *

printLog(log, "")
printLog(log, "-------")
printLog(log, "--- Build shape")
printLog(log, "-------")
printLog(log, time.strftime("%Y-%m-%d %H:%MGMT", time.gmtime(time.time())))
printLog(log, "")

# Find tools
ExecTimeout = findTool(log, ToolDirectories, ExecTimeoutTool, ToolSuffix)
BuildShadowSkin = findTool(log, ToolDirectories, BuildShadowSkinTool, ToolSuffix)
BuildClodtex = findTool(log, ToolDirectories, BuildClodtexTool, ToolSuffix)
LightmapOptimizer = findTool(log, ToolDirectories, LightmapOptimizerTool, ToolSuffix)
TgaToDds = findTool(log, ToolDirectories, TgaToDdsTool, ToolSuffix)
BuildCoarseMesh = findTool(log, ToolDirectories, BuildCoarseMeshTool, ToolSuffix)

shapeDirectory = ExportBuildDirectory + "/" + ShapeNotOptimizedExportDirectory
if BuildShadowSkinEnabled:
	mkPath(log, shapeDirectory)
	shadowSkinBuildDirectory = ExportBuildDirectory + "/" + ShapeShadowSkinBuildDirectory
	printLog(log, ">>> BuildShadowSkin <<<")
	shadowSkinShapes = findFilesNoSubdir(log, shapeDirectory, ".shape")
	for shadowSkinShape in shadowSkinShapes:
		srcShape = shapeDirectory + "/" + shadowSkinShape
		dstShape = shadowSkinBuildDirectory + "/" + shadowSkinShape
		if needUpdateLogRemoveDest(log, srcShape, dstShape):
			subprocess.call([ BuildShadowSkin, srcShape, dstShape, str(BuildShadowSkinRatio), str(BuildShadowSkinMaxface) ])
	shapeDirectory = shadowSkinBuildDirectory

mkPath(log, shapeDirectory)
mkPath(log, ExportBuildDirectory + "/" + ShapeClodtexBuildDirectory)
if ClodConfigFile != "":
	mkPath(log, ExportBuildDirectory + "/" + ClodExportDirectory)
	printLog(log, ">>> Build CLodTex <<<")
	subprocess.call([ BuildClodtex, "-d", DatabaseDirectory + "/" + ClodConfigFile, ExportBuildDirectory + "/" + ClodExportDirectory, shapeDirectory, ExportBuildDirectory + "/" + ShapeClodtexBuildDirectory ])
else:
	printLog(log, ">>> Copy Shape <<<")
	copyFilesExtNoTreeIfNeeded(log, shapeDirectory, ExportBuildDirectory + "/" + ShapeClodtexBuildDirectory, ".shape")

# copy lightmap_not_optimized to lightmap
printLog(log, ">>> Optimize lightmaps <<<")
loPathLightmapsOriginal = ExportBuildDirectory + "/" + ShapeLightmapNotOptimizedExportDirectory
loPathShapesOriginal = ExportBuildDirectory + "/" + ShapeClodtexBuildDirectory
mkPath(log, loPathLightmapsOriginal)
loPathLightmaps = ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory
loPathShapes = ExportBuildDirectory + "/" + ShapeOptimizedBuildDirectory
loPathTags = ExportBuildDirectory + "/" + ShapeTagExportDirectory
mkPath(log, loPathLightmaps)
mkPath(log, loPathShapes)
mkPath(log, loPathTags)
if needUpdateDirByTagLog(log, loPathLightmapsOriginal, ".txt", loPathLightmaps, ".txt") or needUpdateDirNoSubdir(log, loPathLightmapsOriginal, loPathLightmaps) or needUpdateDirNoSubdir(log, loPathShapesOriginal, loPathShapes) or needUpdateDirNoSubdir(log, loPathShapes, loPathLightmaps) or needUpdateDirNoSubdir(log, loPathTags, loPathLightmaps):
	removeFilesRecursive(log, loPathLightmaps)
	copyFiles(log, loPathLightmapsOriginal, loPathLightmaps)
	removeFilesRecursive(log, loPathShapes)
	copyFiles(log, loPathShapesOriginal, loPathShapes)
	# Optimize lightmaps if any. Additionnaly, output a file indicating which lightmaps are 8 bits
	# lightmap_optimizer <path_lightmaps> <path_shapes> [path_tags] [path_flag8bit]
	subprocess.call([ LightmapOptimizer, loPathLightmaps, loPathShapes, loPathTags, ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory + "/list_lm_8bit.txt" ])
else:
	printLog(log, "SKIP *")

# Convert lightmap in 16 bits mode if they are not 8 bits lightmap
printLog(log, ">>> Convert lightmaps in 16 or 8 bits <<<")
mkPath(log, ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory)
mkPath(log, ExportBuildDirectory + "/" + ShapeLightmap16BitsBuildDirectory)
lightMapTgas = findFilesNoSubdir(log, ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory, ".tga")
listLm8Bit = [ ]
listLm8BitFile = open(ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory + "/list_lm_8bit.txt", "r")
for line in listLm8BitFile:
	lineStrip = line.strip()
	if (len(lineStrip) > 0):
		listLm8Bit += [ lineStrip ]
for lightMapTga in lightMapTgas:
	srcTga = ExportBuildDirectory + "/" + ShapeLightmapBuildDirectory + "/" + lightMapTga
	dstTga = ExportBuildDirectory + "/" + ShapeLightmap16BitsBuildDirectory + "/" + lightMapTga
	if needUpdateLogRemoveDest(log, srcTga, dstTga):
		if lightMapTga in listLm8Bit: # THIS MAY NOT WORK, PLEASE VERIFY CONTENTS OF list_lm_8bit.txt!!!
			subprocess.call([ TgaToDds, srcTga, "-o", dstTga, "-a", "tga8" ])
		else:
			subprocess.call([ TgaToDds, srcTga, "-o", dstTga, "-a", "tga16" ])

# Corse meshes for this process ?
if len(CoarseMeshTextureNames) > 0:
	printLog(log, ">>> Build coarse meshes <<<")
	shapeWithCoarseMesh = ExportBuildDirectory + "/" + ShapeWithCoarseMeshExportDirectory
	mkPath(log, shapeWithCoarseMesh)
	shapeWithCoarseMeshBuilded = ExportBuildDirectory + "/" + ShapeWithCoarseMeshBuildDirectory
	mkPath(log, shapeWithCoarseMeshBuilded)
	# This builds from shapeWithCoarseMesh .shape to shapeWithCoarseMesh .tga
	# And from shapeWithCoarseMesh .shape to shapeWithCoarseMeshBuilded .shape
	# Then builds from shapeWithCoarseMesh .tga to shapeWithCoarseMeshBuilded .tga
	# Depends on MapLookupDirectories
	needUpdateMaps = needUpdateMultiDirNoSubdirMultiFileExt(log, ExportBuildDirectory, MapLookupDirectories, shapeWithCoarseMesh, CoarseMeshTextureNames, ".tga") or needUpdateMultiDirNoSubdir(log, ExportBuildDirectory, MapLookupDirectories, shapeWithCoarseMeshBuilded)
	if needUpdateMaps:
		printLog(log, "DETECT UPDATE Maps->*")
	else:
		printLog(log, "DETECT SKIP Maps->*")
	needUpdateShapeShape = needUpdateDirByTagLog(log, shapeWithCoarseMesh, ".shape", shapeWithCoarseMeshBuilded, ".shape")
	if needUpdateShapeShape:
		printLog(log, "DETECT UPDATE Shape->Shape")
	else:
		printLog(log, "DETECT SKIP Shape->Shape")
	needUpdateShapeCoarse = needUpdateDirNoSubdirExtMultiFileExt(log, shapeWithCoarseMesh, ".shape", shapeWithCoarseMesh, CoarseMeshTextureNames, ".tga")
	if needUpdateShapeCoarse:
		printLog(log, "DETECT UPDATE Shape->Coarse")
	else:
		printLog(log, "DETECT SKIP Shape->Coarse")
	if needUpdateMaps or needUpdateShapeShape or needUpdateShapeCoarse:
		cf = open("config_generated.cfg", "w")
		cf.write("texture_mul_size = " + TextureMulSizeValue + ";\n")
		cf.write("\n")
		cf.write("search_path = \n")
		cf.write("{\n")
		cf.write("\t\"" + shapeWithCoarseMesh + "\", \n")
		for dir in MapLookupDirectories:
			cf.write("\t\"" + ExportBuildDirectory + "/" + dir + "\", \n")
		cf.write("};\n")
		cf.write("\n")
		cf.write("list_mesh = \n")
		cf.write("{\n")
		# For each shape with coarse mesh
		files = findFiles(log, shapeWithCoarseMesh, "", ".shape")
		for file in files:
			sourceFile = shapeWithCoarseMesh + "/" + file
			if os.path.isfile(sourceFile):
				destFile = shapeWithCoarseMeshBuilded + "/" + file
				cf.write("\t\"" + file + "\", \"" + destFile + "\", \n")
		cf.write("};\n")
		cf.write("\n")
		cf.write("output_textures = \n")
		cf.write("{\n")
		# For each shape with coarse mesh
		for tn in CoarseMeshTextureNames:
			cf.write("\t\"" + shapeWithCoarseMesh + "/" + tn + ".tga\", \n")
		cf.write("};\n")
		cf.close()
		subprocess.call([ BuildCoarseMesh, "config_generated.cfg" ])
		os.remove("config_generated.cfg")
	needUpdateCoarse = needUpdateDirNoSubdirExtMultiFileExt(log, shapeWithCoarseMesh, ".tga", shapeWithCoarseMeshBuilded, CoarseMeshTextureNames, ".dds")
	if needUpdateCoarse:
		printLog(log, "DETECT UPDATE Coarse->DDS")
	else:
		printLog(log, "DETECT SKIP Coarse->DDS")
	# Convert the coarse texture to dds
	if needUpdateCoarse:
		for tn in CoarseMeshTextureNames:
			subprocess.call([ TgaToDds, shapeWithCoarseMesh + "/" + tn + ".tga", "-o", shapeWithCoarseMeshBuilded + "/" + tn + ".dds", "-a", "5" ])
else:
	printLog(log, ">>> No coarse meshes <<<")

log.close()


# end of file