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Merge branch 'ft-libpng'

Browse Source
This commit is contained in:
Mitchell Hashimoto
2022-08-20 10:25:32 -07:00
parent 43e42a54cd 728df4af16
commit 54b0c6cd03
6 changed files with 435 additions and 3 deletions
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6
.gitmodules vendored
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@ -13,3 +13,9 @@
[submodule "vendor/mach-sdk/sdk-linux-aarch64"]
path = vendor/mach-sdk/sdk-linux-aarch64
url = https://github.com/hexops/sdk-linux-aarch64.git
[submodule "vendor/zlib"]
path = vendor/zlib
url = https://github.com/madler/zlib.git
[submodule "vendor/libpng"]
path = vendor/libpng
url = https://github.com/glennrp/libpng.git

16
build.zig
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@ -5,6 +5,8 @@ const LibExeObjStep = std.build.LibExeObjStep;
const glfw = @import("vendor/mach/glfw/build.zig");
const freetype = @import("pkg/freetype/build.zig");
const libuv = @import("pkg/libuv/build.zig");
const libpng = @import("pkg/libpng/build.zig");
const zlib = @import("pkg/zlib/build.zig");
const tracylib = @import("pkg/tracy/build.zig");
const system_sdk = @import("vendor/mach/glfw/system_sdk.zig");
@ -143,9 +145,21 @@ fn addDeps(
step.addIncludeDir("vendor/glad/include/");
step.addCSourceFile("vendor/glad/src/gl.c", &.{});
const zlib_step = try zlib.link(b, step);
const libpng_step = try libpng.link(b, step, .{
.zlib = .{
.step = zlib_step,
.include = zlib.include_path,
},
});
// Freetype
step.addPackage(freetype.pkg);
_ = try freetype.link(b, step);
_ = try freetype.link(b, step, .{
.libpng = freetype.Options.Libpng{
.step = libpng_step,
},
});
// Glfw
step.addPackage(glfw.pkg);

29
pkg/freetype/build.zig
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@ -14,8 +14,22 @@ fn thisDir() []const u8 {
return std.fs.path.dirname(@src().file) orelse ".";
}
pub fn link(b: *std.build.Builder, step: *std.build.LibExeObjStep) !*std.build.LibExeObjStep {
const lib = try buildFreetype(b, step);
pub const Options = struct {
libpng: Libpng = .{},
pub const Libpng = struct {
enabled: bool = false,
step: ?*std.build.LibExeObjStep = null,
include: ?[]const u8 = null,
};
};
pub fn link(
b: *std.build.Builder,
step: *std.build.LibExeObjStep,
opt: Options,
) !*std.build.LibExeObjStep {
const lib = try buildFreetype(b, step, opt);
step.linkLibrary(lib);
step.addIncludePath(include_path);
step.addIncludePath(include_path_self);
@ -25,6 +39,7 @@ pub fn link(b: *std.build.Builder, step: *std.build.LibExeObjStep) !*std.build.L
pub fn buildFreetype(
b: *std.build.Builder,
step: *std.build.LibExeObjStep,
opt: Options,
) !*std.build.LibExeObjStep {
const target = step.target;
const lib = b.addStaticLibrary("freetype", null);
@ -36,6 +51,15 @@ pub fn buildFreetype(
// Link
lib.linkLibC();
if (opt.libpng.enabled) {
if (opt.libpng.step) |libpng|
lib.linkLibrary(libpng)
else
lib.linkSystemLibrary("libpng");
if (opt.libpng.include) |dir|
lib.addIncludePath(dir);
}
// Compile
var flags = std.ArrayList([]const u8).init(b.allocator);
@ -47,6 +71,7 @@ pub fn buildFreetype(
"-DHAVE_UNISTD_H",
"-DHAVE_FCNTL_H",
});
if (opt.libpng.enabled) try flags.append("-DFT_CONFIG_OPTION_USE_PNG");
// C files
lib.addCSourceFiles(srcs, flags.items);

98
pkg/libpng/build.zig Normal file
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@ -0,0 +1,98 @@
const std = @import("std");
/// Directories with our includes.
const root = thisDir() ++ "../../../vendor/libpng/";
const include_path = root;
const include_path_pnglibconf = thisDir();
pub const pkg = std.build.Pkg{
.name = "libpng",
.source = .{ .path = thisDir() ++ "/main.zig" },
};
fn thisDir() []const u8 {
return std.fs.path.dirname(@src().file) orelse ".";
}
pub const Options = struct {
zlib: Zlib = .{},
pub const Zlib = struct {
step: ?*std.build.LibExeObjStep = null,
include: ?[]const u8 = null,
};
};
pub fn link(
b: *std.build.Builder,
step: *std.build.LibExeObjStep,
opt: Options,
) !*std.build.LibExeObjStep {
const lib = try buildLib(b, step, opt);
step.linkLibrary(lib);
step.addIncludePath(include_path);
return lib;
}
pub fn buildLib(
b: *std.build.Builder,
step: *std.build.LibExeObjStep,
opt: Options,
) !*std.build.LibExeObjStep {
const target = step.target;
const lib = b.addStaticLibrary("libpng", null);
lib.setTarget(step.target);
lib.setBuildMode(step.build_mode);
// Include
lib.addIncludePath(include_path);
lib.addIncludePath(include_path_pnglibconf);
// Link
lib.linkLibC();
if (target.isLinux()) {
lib.linkSystemLibrary("m");
}
if (opt.zlib.step) |zlib|
lib.linkLibrary(zlib)
else
lib.linkSystemLibrary("z");
if (opt.zlib.include) |dir|
lib.addIncludePath(dir);
// Compile
var flags = std.ArrayList([]const u8).init(b.allocator);
defer flags.deinit();
try flags.appendSlice(&.{
"-DPNG_ARM_NEON_OPT=0",
"-DPNG_POWERPC_VSX_OPT=0",
"-DPNG_INTEL_SSE_OPT=0",
"-DPNG_MIPS_MSA_OPT=0",
});
// C files
lib.addCSourceFiles(srcs, flags.items);
return lib;
}
const srcs = &.{
root ++ "png.c",
root ++ "pngerror.c",
root ++ "pngget.c",
root ++ "pngmem.c",
root ++ "pngpread.c",
root ++ "pngread.c",
root ++ "pngrio.c",
root ++ "pngrtran.c",
root ++ "pngrutil.c",
root ++ "pngset.c",
root ++ "pngtrans.c",
root ++ "pngwio.c",
root ++ "pngwrite.c",
root ++ "pngwtran.c",
root ++ "pngwutil.c",
};

219
pkg/libpng/pnglibconf.h Normal file
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@ -0,0 +1,219 @@
/* pnglibconf.h - library build configuration */
/* libpng version 1.6.38.git */
/* Copyright (c) 2018-2020 Cosmin Truta */
/* Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson */
/* This code is released under the libpng license. */
/* For conditions of distribution and use, see the disclaimer */
/* and license in png.h */
/* pnglibconf.h */
/* Machine generated file: DO NOT EDIT */
/* Derived from: scripts/pnglibconf.dfa */
#ifndef PNGLCONF_H
#define PNGLCONF_H
/* options */
#define PNG_16BIT_SUPPORTED
#define PNG_ALIGNED_MEMORY_SUPPORTED
/*#undef PNG_ARM_NEON_API_SUPPORTED*/
/*#undef PNG_ARM_NEON_CHECK_SUPPORTED*/
#define PNG_BENIGN_ERRORS_SUPPORTED
#define PNG_BENIGN_READ_ERRORS_SUPPORTED
/*#undef PNG_BENIGN_WRITE_ERRORS_SUPPORTED*/
#define PNG_BUILD_GRAYSCALE_PALETTE_SUPPORTED
#define PNG_CHECK_FOR_INVALID_INDEX_SUPPORTED
#define PNG_COLORSPACE_SUPPORTED
#define PNG_CONSOLE_IO_SUPPORTED
#define PNG_CONVERT_tIME_SUPPORTED
#define PNG_EASY_ACCESS_SUPPORTED
/*#undef PNG_ERROR_NUMBERS_SUPPORTED*/
#define PNG_ERROR_TEXT_SUPPORTED
#define PNG_FIXED_POINT_SUPPORTED
#define PNG_FLOATING_ARITHMETIC_SUPPORTED
#define PNG_FLOATING_POINT_SUPPORTED
#define PNG_FORMAT_AFIRST_SUPPORTED
#define PNG_FORMAT_BGR_SUPPORTED
#define PNG_GAMMA_SUPPORTED
#define PNG_GET_PALETTE_MAX_SUPPORTED
#define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
#define PNG_INCH_CONVERSIONS_SUPPORTED
#define PNG_INFO_IMAGE_SUPPORTED
#define PNG_IO_STATE_SUPPORTED
#define PNG_MNG_FEATURES_SUPPORTED
#define PNG_POINTER_INDEXING_SUPPORTED
/*#undef PNG_POWERPC_VSX_API_SUPPORTED*/
/*#undef PNG_POWERPC_VSX_CHECK_SUPPORTED*/
#define PNG_PROGRESSIVE_READ_SUPPORTED
#define PNG_READ_16BIT_SUPPORTED
#define PNG_READ_ALPHA_MODE_SUPPORTED
#define PNG_READ_ANCILLARY_CHUNKS_SUPPORTED
#define PNG_READ_BACKGROUND_SUPPORTED
#define PNG_READ_BGR_SUPPORTED
#define PNG_READ_CHECK_FOR_INVALID_INDEX_SUPPORTED
#define PNG_READ_COMPOSITE_NODIV_SUPPORTED
#define PNG_READ_COMPRESSED_TEXT_SUPPORTED
#define PNG_READ_EXPAND_16_SUPPORTED
#define PNG_READ_EXPAND_SUPPORTED
#define PNG_READ_FILLER_SUPPORTED
#define PNG_READ_GAMMA_SUPPORTED
#define PNG_READ_GET_PALETTE_MAX_SUPPORTED
#define PNG_READ_GRAY_TO_RGB_SUPPORTED
#define PNG_READ_INTERLACING_SUPPORTED
#define PNG_READ_INT_FUNCTIONS_SUPPORTED
#define PNG_READ_INVERT_ALPHA_SUPPORTED
#define PNG_READ_INVERT_SUPPORTED
#define PNG_READ_OPT_PLTE_SUPPORTED
#define PNG_READ_PACKSWAP_SUPPORTED
#define PNG_READ_PACK_SUPPORTED
#define PNG_READ_QUANTIZE_SUPPORTED
#define PNG_READ_RGB_TO_GRAY_SUPPORTED
#define PNG_READ_SCALE_16_TO_8_SUPPORTED
#define PNG_READ_SHIFT_SUPPORTED
#define PNG_READ_STRIP_16_TO_8_SUPPORTED
#define PNG_READ_STRIP_ALPHA_SUPPORTED
#define PNG_READ_SUPPORTED
#define PNG_READ_SWAP_ALPHA_SUPPORTED
#define PNG_READ_SWAP_SUPPORTED
#define PNG_READ_TEXT_SUPPORTED
#define PNG_READ_TRANSFORMS_SUPPORTED
#define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_READ_USER_CHUNKS_SUPPORTED
#define PNG_READ_USER_TRANSFORM_SUPPORTED
#define PNG_READ_bKGD_SUPPORTED
#define PNG_READ_cHRM_SUPPORTED
#define PNG_READ_eXIf_SUPPORTED
#define PNG_READ_gAMA_SUPPORTED
#define PNG_READ_hIST_SUPPORTED
#define PNG_READ_iCCP_SUPPORTED
#define PNG_READ_iTXt_SUPPORTED
#define PNG_READ_oFFs_SUPPORTED
#define PNG_READ_pCAL_SUPPORTED
#define PNG_READ_pHYs_SUPPORTED
#define PNG_READ_sBIT_SUPPORTED
#define PNG_READ_sCAL_SUPPORTED
#define PNG_READ_sPLT_SUPPORTED
#define PNG_READ_sRGB_SUPPORTED
#define PNG_READ_tEXt_SUPPORTED
#define PNG_READ_tIME_SUPPORTED
#define PNG_READ_tRNS_SUPPORTED
#define PNG_READ_zTXt_SUPPORTED
#define PNG_SAVE_INT_32_SUPPORTED
#define PNG_SAVE_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_SEQUENTIAL_READ_SUPPORTED
#define PNG_SETJMP_SUPPORTED
#define PNG_SET_OPTION_SUPPORTED
#define PNG_SET_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_SET_USER_LIMITS_SUPPORTED
#define PNG_SIMPLIFIED_READ_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_READ_BGR_SUPPORTED
#define PNG_SIMPLIFIED_READ_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_BGR_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_STDIO_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_SUPPORTED
#define PNG_STDIO_SUPPORTED
#define PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_TEXT_SUPPORTED
#define PNG_TIME_RFC1123_SUPPORTED
#define PNG_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_USER_CHUNKS_SUPPORTED
#define PNG_USER_LIMITS_SUPPORTED
#define PNG_USER_MEM_SUPPORTED
#define PNG_USER_TRANSFORM_INFO_SUPPORTED
#define PNG_USER_TRANSFORM_PTR_SUPPORTED
#define PNG_WARNINGS_SUPPORTED
#define PNG_WRITE_16BIT_SUPPORTED
#define PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED
#define PNG_WRITE_BGR_SUPPORTED
#define PNG_WRITE_CHECK_FOR_INVALID_INDEX_SUPPORTED
#define PNG_WRITE_COMPRESSED_TEXT_SUPPORTED
#define PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED
#define PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED
#define PNG_WRITE_FILLER_SUPPORTED
#define PNG_WRITE_FILTER_SUPPORTED
#define PNG_WRITE_FLUSH_SUPPORTED
#define PNG_WRITE_GET_PALETTE_MAX_SUPPORTED
#define PNG_WRITE_INTERLACING_SUPPORTED
#define PNG_WRITE_INT_FUNCTIONS_SUPPORTED
#define PNG_WRITE_INVERT_ALPHA_SUPPORTED
#define PNG_WRITE_INVERT_SUPPORTED
#define PNG_WRITE_OPTIMIZE_CMF_SUPPORTED
#define PNG_WRITE_PACKSWAP_SUPPORTED
#define PNG_WRITE_PACK_SUPPORTED
#define PNG_WRITE_SHIFT_SUPPORTED
#define PNG_WRITE_SUPPORTED
#define PNG_WRITE_SWAP_ALPHA_SUPPORTED
#define PNG_WRITE_SWAP_SUPPORTED
#define PNG_WRITE_TEXT_SUPPORTED
#define PNG_WRITE_TRANSFORMS_SUPPORTED
#define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_WRITE_USER_TRANSFORM_SUPPORTED
#define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
#define PNG_WRITE_bKGD_SUPPORTED
#define PNG_WRITE_cHRM_SUPPORTED
#define PNG_WRITE_eXIf_SUPPORTED
#define PNG_WRITE_gAMA_SUPPORTED
#define PNG_WRITE_hIST_SUPPORTED
#define PNG_WRITE_iCCP_SUPPORTED
#define PNG_WRITE_iTXt_SUPPORTED
#define PNG_WRITE_oFFs_SUPPORTED
#define PNG_WRITE_pCAL_SUPPORTED
#define PNG_WRITE_pHYs_SUPPORTED
#define PNG_WRITE_sBIT_SUPPORTED
#define PNG_WRITE_sCAL_SUPPORTED
#define PNG_WRITE_sPLT_SUPPORTED
#define PNG_WRITE_sRGB_SUPPORTED
#define PNG_WRITE_tEXt_SUPPORTED
#define PNG_WRITE_tIME_SUPPORTED
#define PNG_WRITE_tRNS_SUPPORTED
#define PNG_WRITE_zTXt_SUPPORTED
#define PNG_bKGD_SUPPORTED
#define PNG_cHRM_SUPPORTED
#define PNG_eXIf_SUPPORTED
#define PNG_gAMA_SUPPORTED
#define PNG_hIST_SUPPORTED
#define PNG_iCCP_SUPPORTED
#define PNG_iTXt_SUPPORTED
#define PNG_oFFs_SUPPORTED
#define PNG_pCAL_SUPPORTED
#define PNG_pHYs_SUPPORTED
#define PNG_sBIT_SUPPORTED
#define PNG_sCAL_SUPPORTED
#define PNG_sPLT_SUPPORTED
#define PNG_sRGB_SUPPORTED
#define PNG_tEXt_SUPPORTED
#define PNG_tIME_SUPPORTED
#define PNG_tRNS_SUPPORTED
#define PNG_zTXt_SUPPORTED
/* end of options */
/* settings */
#define PNG_API_RULE 0
#define PNG_DEFAULT_READ_MACROS 1
#define PNG_GAMMA_THRESHOLD_FIXED 5000
#define PNG_IDAT_READ_SIZE PNG_ZBUF_SIZE
#define PNG_INFLATE_BUF_SIZE 1024
#define PNG_LINKAGE_API extern
#define PNG_LINKAGE_CALLBACK extern
#define PNG_LINKAGE_DATA extern
#define PNG_LINKAGE_FUNCTION extern
#define PNG_MAX_GAMMA_8 11
#define PNG_QUANTIZE_BLUE_BITS 5
#define PNG_QUANTIZE_GREEN_BITS 5
#define PNG_QUANTIZE_RED_BITS 5
#define PNG_TEXT_Z_DEFAULT_COMPRESSION (-1)
#define PNG_TEXT_Z_DEFAULT_STRATEGY 0
#define PNG_USER_CHUNK_CACHE_MAX 1000
#define PNG_USER_CHUNK_MALLOC_MAX 8000000
#define PNG_USER_HEIGHT_MAX 1000000
#define PNG_USER_WIDTH_MAX 1000000
#define PNG_ZBUF_SIZE 8192
#define PNG_ZLIB_VERNUM 0 /* unknown */
#define PNG_Z_DEFAULT_COMPRESSION (-1)
#define PNG_Z_DEFAULT_NOFILTER_STRATEGY 0
#define PNG_Z_DEFAULT_STRATEGY 1
#define PNG_sCAL_PRECISION 5
#define PNG_sRGB_PROFILE_CHECKS 2
/* end of settings */
#endif /* PNGLCONF_H */

70
pkg/zlib/build.zig Normal file
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@ -0,0 +1,70 @@
const std = @import("std");
/// Directories with our includes.
const root = thisDir() ++ "../../../vendor/zlib/";
pub const include_path = root;
pub const pkg = std.build.Pkg{
.name = "zlib",
.source = .{ .path = thisDir() ++ "/main.zig" },
};
fn thisDir() []const u8 {
return std.fs.path.dirname(@src().file) orelse ".";
}
pub fn link(b: *std.build.Builder, step: *std.build.LibExeObjStep) !*std.build.LibExeObjStep {
const lib = try buildLib(b, step);
step.linkLibrary(lib);
step.addIncludePath(include_path);
return lib;
}
pub fn buildLib(
b: *std.build.Builder,
step: *std.build.LibExeObjStep,
) !*std.build.LibExeObjStep {
const lib = b.addStaticLibrary("z", null);
lib.setTarget(step.target);
lib.setBuildMode(step.build_mode);
// Include
lib.addIncludePath(include_path);
// Link
lib.linkLibC();
// Compile
var flags = std.ArrayList([]const u8).init(b.allocator);
defer flags.deinit();
try flags.appendSlice(&.{
"-DHAVE_SYS_TYPES_H",
"-DHAVE_STDINT_H",
"-DHAVE_STDDEF_H",
"-DZ_HAVE_UNISTD_H",
});
// C files
lib.addCSourceFiles(srcs, flags.items);
return lib;
}
const srcs = &.{
root ++ "adler32.c",
root ++ "compress.c",
root ++ "crc32.c",
root ++ "deflate.c",
root ++ "gzclose.c",
root ++ "gzlib.c",
root ++ "gzread.c",
root ++ "gzwrite.c",
root ++ "inflate.c",
root ++ "infback.c",
root ++ "inftrees.c",
root ++ "inffast.c",
root ++ "trees.c",
root ++ "uncompr.c",
root ++ "zutil.c",
};