IDL: Updated to latest codegen.

This commit is contained in:
Бранимир Караџић 2019-07-03 21:24:44 -07:00
parent c4a5103be2
commit 20d619235a
2 changed files with 149 additions and 103 deletions

View File

@ -221,6 +221,69 @@ local function convert_vararg(v)
end
end
local function calc_flag_values(flag)
local shift = flag.shift
local base = flag.base or 0
local cap = 1 << (flag.range or 0)
if flag.range then
if flag.range == 64 then
flag.mask = 0xffffffffffffffff
else
flag.mask = ((1 << flag.range) - 1) << shift
end
end
local values = {}
for index, item in ipairs(flag.flag) do
local value = item.value
if flag.const then
-- use value directly
elseif shift then
if value then
if value > 0 then
value = value - 1
end
else
value = index + base - 1
end
if value >= cap then
error (string.format("Out of range for %s (%d/%d)", name, value, cap))
end
value = value << shift
elseif #item == 0 then
if value then
if value > 0 then
value = 1 << (value - 1)
end
else
local s = index + base - 2
if s >= 0 then
value = 1 << s
else
value = 0
end
end
end
if not value then
-- It's a combine flags
value = 0
for _, name in ipairs(item) do
local v = values[name]
if v then
value = value | v
else
-- todo : it's a undefined flag
value = nil
break
end
end
end
item.value = value
values[item.name] = value
end
end
function codegen.nameconversion(all_types, all_funcs)
for _,v in ipairs(all_types) do
local name = v.name
@ -242,6 +305,9 @@ function codegen.nameconversion(all_types, all_funcs)
v.typename = v.name
v.name = v.name .. "::Enum"
end
if v.flag then
calc_flag_values(v)
end
end
-- make index
@ -685,8 +751,6 @@ function codegen.gen_flag_cdefine(flag)
local cname = "BGFX_" .. (flag.cname or to_underscorecase(flag.name):upper())
local s = {}
local shift = flag.shift
local base = flag.base or 0
local cap = 1 << (flag.range or 0)
for index, item in ipairs(flag.flag) do
local name
if item.cname then
@ -695,36 +759,9 @@ function codegen.gen_flag_cdefine(flag)
name = cname .. "_" .. to_underscorecase(item.name):upper()
end
local value = item.value
if flag.const then
-- use value directly
elseif shift then
if value then
if value > 0 then
value = value - 1
end
else
value = index + base - 1
end
if value >= cap then
error (string.format("Out of range for %s (%d/%d)", name, value, cap))
end
value = value << shift
elseif #item == 0 then
if value then
if value > 0 then
value = 1 << (value - 1)
end
else
local s = index + base - 2
if s >= 0 then
value = 1 << s
else
value = 0
end
end
end
if value == nil then
-- combine flags
if #item > 0 then
if item.comment then
if type(item.comment) == "table" then
for _, c in ipairs(item.comment) do
@ -752,12 +789,8 @@ function codegen.gen_flag_cdefine(flag)
end
local mask
if flag.range then
if flag.range == 64 then
mask = "ffffffffffffffff"
else
mask = string.format(flag.format, ((1 << flag.range) - 1) << shift)
end
if flag.mask then
mask = string.format(flag.format, flag.mask)
mask = string.format("UINT%d_C(0x%s)", flag.bits, mask)
end

View File

@ -29,10 +29,6 @@ internal struct NativeFunctions
}
]]
local function hasPrefix(str, prefix)
return prefix == "" or str:sub(1, #prefix) == prefix
end
local function hasSuffix(str, suffix)
return suffix == "" or str:sub(-#suffix) == suffix
end
@ -90,35 +86,62 @@ local function gen()
return r
end
local lastCombinedIdx = -1
local combined = { "State", "Stencil", "Buffer", "Texture", "Sampler", "Reset" }
local function isCombinedBlock(str)
for idx, prefix in ipairs(combined) do
if hasPrefix(str, prefix) then
return idx
end
end
return -1
for _, v in ipairs(combined) do
combined[v] = {}
end
local function endCombinedBlock()
if lastCombinedIdx ~= -1 then
yield("}")
local lastCombinedFlag
local function FlagBlock(typ)
if typ == nil then
return
end
lastCombinedIdx = -1
local format = "0x%08x"
local enumType = ""
if typ.bits == 64 then
format = "0x%016x"
enumType = " : ulong"
elseif typ.bits == 16 then
format = "0x%04x"
enumType = " : ushort"
end
yield("[Flags]")
yield("public enum " .. typ.name .. enumType)
yield("{")
for _, flag in ipairs(typ.flag) do
yield("\t"
.. flag.name
.. string.rep(" ", 22 - #(flag.name))
.. " = "
.. string.format(format, flag.value)
.. ","
)
end
-- generate Mask
if typ.mask then
yield("\t"
.. "Mask"
.. string.rep(" ", 22 - #("Mask"))
.. " = "
.. string.format(format, flag.mask)
)
end
yield("}")
end
function converter.types(typ)
if typ.handle then
endCombinedBlock()
FlagBlock(combined[lastCombinedFlag])
yield("public struct " .. typ.name .. "{ public ushort idx; }")
elseif hasSuffix(typ.name, "::Enum") then
endCombinedBlock()
FlagBlock(combined[lastCombinedFlag])
yield("public enum " .. typ.typename)
yield("{")
@ -127,55 +150,45 @@ function converter.types(typ)
end
yield("}")
elseif typ.bits ~= nil then
local idx = isCombinedBlock(typ.name)
if idx ~= lastCombinedIdx then
endCombinedBlock()
local prefix, name = typ.name:match "(%u%l+)(.*)"
if prefix ~= lastCombinedFlag then
FlagBlock(combined[lastCombinedFlag])
end
local format = "0x%08x"
local enumType = ""
if typ.bits == 64 then
format = "0x%016x"
enumType = " : ulong"
elseif typ.bits == 16 then
format = "0x%04x"
enumType = " : ushort"
end
if lastCombinedIdx == -1 then
yield("[Flags]")
if idx ~= -1 then
yield("public enum " .. combined[idx] .. enumType)
else
yield("public enum " .. typ.name .. enumType)
local combinedFlag = combined[prefix]
if combinedFlag then
lastCombinedFlag = prefix
combinedFlag.bits = typ.bits
combinedFlag.name = prefix
local flags = combinedFlag.flag or {}
combinedFlag.flag = flags
local lookup = combinedFlag.lookup or {}
combinedFlag.lookup = lookup
for _, flag in ipairs(typ.flag) do
local flagName = name .. flag.name
local value = flag.value
if value == nil then
-- It's a combined flag
value = 0
for _, v in ipairs(flag) do
value = value | assert(lookup[name .. v], v .. " is not defined for " .. flagName)
end
end
lookup[flagName] = value
table.insert(flags, {
name = flagName,
value = value,
})
end
lastCombinedIdx = idx
yield("{")
end
for _, flag in ipairs(typ.flag) do
if flag.value then
yield("\t"
.. flag.name
.. string.rep(" ", 22 - #(flag.name))
.. " = "
.. string.format(format, flag.value)
.. ","
)
else
yield("\t// Combined: "
.. flag.name
.. " = "
.. table.concat(flag, " | ")
)
if typ.mask then
-- generate Mask
table.insert(flags, {
name = name .. "Mask",
value = typ.mask,
})
lookup[name .. "Mask"] = typ.mask
end
end
if lastCombinedIdx == -1 then
yield("}")
else
FlagBlock(typ)
end
end
end