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Reworked blit to use regions, added buffer blit and read buffer. (#3924)

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This commit is contained in:
Branimir Karadžić
2026-08-25 03:31:09 +00:00
committed by GitHub
parent f564ae8bf9
commit 0432b5d3c5
42 changed files with 6840 additions and 802 deletions
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136
scripts/codegen.lua
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@@ -958,7 +958,11 @@ local function text_with_comments(items, item, cstyle, is_classmember, name_alig
if is_classmember then
name = "m_" .. name
end
local text = string.format("%s%s %s;", typename, namealign(typename, name_align or DEFAULT_NAME_ALIGN), name)
local default = ""
if not cstyle and item.default ~= nil then
default = " = " .. tostring(item.default)
end
local text = string.format("%s%s %s%s;", typename, namealign(typename, name_align or DEFAULT_NAME_ALIGN), name, default)
if item.comment then
if #item.comment > 1 then
if cstyle then
@@ -1016,6 +1020,9 @@ function codegen.gen_struct_define(struct, methods)
name = "m_" .. name
end
local text_len = #item.fulltype + 1 + #name + 1
if item.default ~= nil then
text_len = text_len + 3 + #tostring(item.default)
end
if text_len > max_text_len then
max_text_len = text_len
end
@@ -1095,15 +1102,138 @@ end
local chandle_temp = [[
typedef struct $NAME_s { uint16_t idx; } $NAME_t;
]]
local tagged_chandle_temp = [[
typedef struct $NAME_s { uint16_t idx; uint16_t type; } $NAME_t;
typedef enum $NAME_type
{
$CENUMS
$UPPERNAME_TYPE_COUNT
} $NAME_type_t;
$CCONVERTERS
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
#define $UPPERNAME(_handle) _Generic( (_handle)$CGENERIC \
)(_handle)
#endif // defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L
]]
local cconverter_temp = [[
static inline $NAME_t $CONVERTER($TAGGEDCNAME _handle)
{
$NAME_t handle;
handle.idx = _handle.idx;
handle.type = $CTAG;
return handle;
}
]]
function codegen.gen_chandle(handle)
assert(handle.handle, "Not a handle")
return (chandle_temp:gsub("$(%u+)", { NAME = handle.cname:match "(.-)_t$" }))
local name = handle.cname:match "(.-)_t$"
if not handle.tagged then
return (chandle_temp:gsub("$(%u+)", { NAME = name }))
end
local base = camelcase_to_underscorecase(assert(handle.name:match "(.-)Handle$"
, "Tagged handle name must end with `Handle`") )
local enums = {}
local converters = {}
local generic = {}
local align = 0
for _, taggedName in ipairs(handle.tagged) do
align = math.max(align, #camelcase_to_underscorecase(taggedName) + 7)
end
for _, taggedName in ipairs(handle.tagged) do
local tag = assert(taggedName:match "(.-)Handle$", "Tagged handle type must be a handle")
local ctag = name:upper() .. "_TYPE_" .. camelcase_to_underscorecase(tag):upper()
local converter = "bgfx_" .. base .. "_from_" .. camelcase_to_underscorecase(tag)
local ctagged = "bgfx_" .. camelcase_to_underscorecase(taggedName) .. "_t"
enums[#enums+1] = "\t" .. ctag .. ","
converters[#converters+1] = (cconverter_temp:gsub("$(%u+)", {
NAME = name,
CONVERTER = converter,
TAGGEDCNAME = ctagged,
CTAG = ctag,
}))
generic[#generic+1] = "\t, " .. ctagged .. string.rep(" ", align - #ctagged) .. ": " .. converter
end
return (tagged_chandle_temp:gsub("$(%u+)", {
NAME = name,
UPPERNAME = name:upper(),
CENUMS = table.concat(enums, "\n") .. "\n",
CCONVERTERS = table.concat(converters, "\n"),
CGENERIC = " \\\n" .. table.concat(generic, " \\\n"),
}))
end
local handle_temp = "BGFX_HANDLE($NAME)"
local tagged_handle_temp = [[
struct $NAME
{
enum Enum
{
$ENUMS
Count
};
$NAME()
: idx(kInvalidHandle)
, type(Count)
{
}
$CTORS
uint16_t idx;
uint16_t type;
};
inline bool isValid($NAME _handle) { return bgfx::kInvalidHandle != _handle.idx; }]]
local tagged_ctor_temp = [[
$NAME($TAGGEDNAME _handle)
: idx(_handle.idx)
, type($TAG)
{
}
]]
function codegen.gen_handle(handle)
assert(handle.handle, "Not a handle")
return (handle_temp:gsub("$(%u+)", { NAME = handle.name }))
if not handle.tagged then
return (handle_temp:gsub("$(%u+)", { NAME = handle.name }))
end
local enums = {}
local ctors = {}
for _, name in ipairs(handle.tagged) do
local tag = assert(name:match "(.-)Handle$", "Tagged handle type must be a handle")
enums[#enums+1] = "\t\t" .. tag .. ","
ctors[#ctors+1] = (tagged_ctor_temp:gsub("$(%u+)", {
NAME = handle.name,
TAGGEDNAME = name,
TAG = tag,
}))
end
return (tagged_handle_temp:gsub("$(%u+)", {
NAME = handle.name,
ENUMS = table.concat(enums, "\n") .. "\n",
CTORS = table.concat(ctors, "\n"),
}))
end
local idl = require "idl"