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Use libschrift instead of freetype

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This commit is contained in:
Maschell 2023-01-05 19:13:12 +01:00
parent 86e360506a
commit 26a48dfca3
8 changed files with 1728 additions and 45 deletions
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4
Makefile
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@ -50,7 +50,7 @@ CXXFLAGS += -DDEBUG -DVERBOSE_DEBUG -g
CFLAGS += -DDEBUG -DVERBOSE_DEBUG -g
endif
LIBS := -lwut -lwups -lmappedmemory -lfreetype -lbz2 -lz -lpng
LIBS := -lwut -lwups -lmappedmemory
#-------------------------------------------------------------------------------
# list of directories containing libraries, this must be the top level
@ -99,7 +99,7 @@ export HFILES_BIN := $(addsuffix .h,$(subst .,_,$(BINFILES)))
export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
-I$(CURDIR)/$(BUILD) -I$(DEVKITPRO)/portlibs/ppc/include/freetype2
-I$(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)

7
src/ConfigUtils.cpp
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@ -344,7 +344,7 @@ void ConfigUtils::openConfigMenu() {
void *screenbuffer1 = MEMAllocFromMappedMemoryForGX2Ex(screen_buf1_size, 0x100);
if (!screenbuffer0 || !screenbuffer1) {
DEBUG_FUNCTION_LINE("Failed to alloc buffers");
DEBUG_FUNCTION_LINE_ERR("Failed to alloc buffers");
goto error_exit;
}
@ -363,7 +363,10 @@ void ConfigUtils::openConfigMenu() {
OSScreenFlipBuffersEx(SCREEN_DRC);
DrawUtils::initBuffers(screenbuffer0, screen_buf0_size, screenbuffer1, screen_buf1_size);
DrawUtils::initFont();
if (!DrawUtils::initFont()) {
DEBUG_FUNCTION_LINE_ERR("Failed to init font");
goto error_exit;
}
displayMenu();

191
src/DrawUtils.cpp
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@ -1,9 +1,13 @@
#include "DrawUtils.h"
#include "utils/logger.h"
#include "utils/utils.h"
#include <coreinit/cache.h>
#include <coreinit/memory.h>
#include <coreinit/screen.h>
#include <ft2build.h>
#include FT_FREETYPE_H
#include <cstdlib>
#include <png.h>
// buffer width
#define TV_WIDTH 0x500
@ -15,10 +19,8 @@ uint8_t *DrawUtils::tvBuffer = nullptr;
uint32_t DrawUtils::tvSize = 0;
uint8_t *DrawUtils::drcBuffer = nullptr;
uint32_t DrawUtils::drcSize = 0;
static SFT pFont = {};
// Don't put those into the clase or we have to include ft everywhere
static FT_Library ft_lib = nullptr;
static FT_Face ft_face = nullptr;
static Color font_col(0xFFFFFFFF);
void DrawUtils::initBuffers(void *tvBuffer_, uint32_t tvSize_, void *drcBuffer_, uint32_t drcSize_) {
@ -77,10 +79,17 @@ void DrawUtils::drawPixel(uint32_t x, uint32_t y, uint8_t r, uint8_t g, uint8_t
}
}
uint32_t USED_TV_WIDTH = TV_WIDTH;
float scale = 1.5f;
if (DrawUtils::tvSize == 0x00FD2000) {
USED_TV_WIDTH = 1920;
scale = 2.25f;
}
// scale and put pixel in the tv buffer
for (uint32_t yy = (y * 1.5); yy < ((y * 1.5) + 1); yy++) {
for (uint32_t xx = (x * 1.5); xx < ((x * 1.5) + 1); xx++) {
uint32_t i = (xx + yy * TV_WIDTH) * 4;
for (uint32_t yy = (y * scale); yy < ((y * scale) + (uint32_t) scale); yy++) {
for (uint32_t xx = (x * scale); xx < ((x * scale) + (uint32_t) scale); xx++) {
uint32_t i = (xx + yy * USED_TV_WIDTH) * 4;
if (i + 3 < tvSize / 2) {
if (isBackBuffer) {
i += tvSize / 2;
@ -140,34 +149,102 @@ void DrawUtils::drawBitmap(uint32_t x, uint32_t y, uint32_t target_width, uint32
}
}
void DrawUtils::initFont() {
static void png_read_data(png_structp png_ptr, png_bytep outBytes, png_size_t byteCountToRead) {
void **data = (void **) png_get_io_ptr(png_ptr);
memcpy(outBytes, *data, byteCountToRead);
*((uint8_t **) data) += byteCountToRead;
}
void DrawUtils::drawPNG(uint32_t x, uint32_t y, const uint8_t *data) {
png_structp png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
if (png_ptr == nullptr) {
return;
}
png_infop info_ptr = png_create_info_struct(png_ptr);
if (info_ptr == nullptr) {
png_destroy_read_struct(&png_ptr, nullptr, nullptr);
return;
}
png_set_read_fn(png_ptr, (void *) &data, png_read_data);
png_read_info(png_ptr, info_ptr);
uint32_t width = 0;
uint32_t height = 0;
int bitDepth = 0;
int colorType = -1;
uint32_t retval = png_get_IHDR(png_ptr, info_ptr, &width, &height, &bitDepth, &colorType, nullptr, nullptr, nullptr);
if (retval != 1) {
return;
}
uint32_t bytesPerRow = png_get_rowbytes(png_ptr, info_ptr);
auto *rowData = new uint8_t[bytesPerRow];
for (uint32_t yy = y; yy < y + height; yy++) {
png_read_row(png_ptr, (png_bytep) rowData, nullptr);
for (uint32_t xx = x; xx < x + width; xx++) {
if (colorType == PNG_COLOR_TYPE_RGB_ALPHA) {
uint32_t i = (xx - x) * 4;
drawPixel(xx, yy, rowData[i], rowData[i + 1], rowData[i + 2], rowData[i + 3]);
} else if (colorType == PNG_COLOR_TYPE_RGB) {
uint32_t i = (xx - x) * 3;
drawPixel(xx, yy, rowData[i], rowData[i + 1], rowData[i + 2], 0xFF);
}
}
}
delete[] rowData;
png_destroy_read_struct(&png_ptr, &info_ptr, nullptr);
}
bool DrawUtils::initFont() {
void *font = nullptr;
uint32_t size = 0;
OSGetSharedData(OS_SHAREDDATATYPE_FONT_STANDARD, 0, &font, &size);
if (font && size) {
FT_Init_FreeType(&ft_lib);
FT_New_Memory_Face(ft_lib, (FT_Byte *) font, size, 0, &ft_face);
pFont.xScale = 20;
pFont.yScale = 20,
pFont.flags = SFT_DOWNWARD_Y;
pFont.font = sft_loadmem(font, size);
if (!pFont.font) {
return false;
}
OSMemoryBarrier();
return true;
}
return false;
}
void DrawUtils::deinitFont() {
FT_Done_Face(ft_face);
FT_Done_FreeType(ft_lib);
sft_freefont(pFont.font);
pFont.font = nullptr;
pFont = {};
}
void DrawUtils::setFontSize(uint32_t size) {
FT_Set_Pixel_Sizes(ft_face, 0, size);
pFont.xScale = size;
pFont.yScale = size;
SFT_LMetrics metrics;
sft_lmetrics(&pFont, &metrics);
}
void DrawUtils::setFontColor(Color col) {
font_col = col;
}
static void draw_freetype_bitmap(FT_Bitmap *bitmap, FT_Int x, FT_Int y) {
FT_Int i, j, p, q;
FT_Int x_max = x + bitmap->width;
FT_Int y_max = y + bitmap->rows;
static void draw_freetype_bitmap(SFT_Image *bmp, int32_t x, int32_t y) {
int32_t i, j, p, q;
int32_t x_max = x + bmp->width;
int32_t y_max = y + bmp->height;
auto *src = (uint8_t *) bmp->pixels;
for (i = x, p = 0; i < x_max; i++, p++) {
for (j = y, q = 0; j < y_max; j++, q++) {
@ -175,7 +252,7 @@ static void draw_freetype_bitmap(FT_Bitmap *bitmap, FT_Int x, FT_Int y) {
continue;
}
float opacity = bitmap->buffer[q * bitmap->pitch + p] / 255.0f;
float opacity = src[q * bmp->width + p] / 255.0f;
DrawUtils::drawPixel(i, j, font_col.r, font_col.g, font_col.b, font_col.a * opacity);
}
}
@ -198,27 +275,59 @@ void DrawUtils::print(uint32_t x, uint32_t y, const char *string, bool alignRigh
}
void DrawUtils::print(uint32_t x, uint32_t y, const wchar_t *string, bool alignRight) {
FT_GlyphSlot slot = ft_face->glyph;
FT_Vector pen = {(int) x, (int) y};
auto penX = (int32_t) x;
auto penY = (int32_t) y;
if (alignRight) {
pen.x -= getTextWidth(string);
penX -= getTextWidth(string);
}
uint16_t textureWidth = 0, textureHeight = 0;
for (; *string; string++) {
uint32_t charcode = *string;
SFT_Glyph gid; // unsigned long gid;
if (sft_lookup(&pFont, *string, &gid) >= 0) {
SFT_GMetrics mtx;
if (sft_gmetrics(&pFont, gid, &mtx) < 0) {
DEBUG_FUNCTION_LINE_ERR("Failed to get glyph metrics");
return;
}
if (charcode == '\n') {
pen.y += ft_face->size->metrics.height >> 6;
pen.x = x;
continue;
if (*string == '\n') {
penY += mtx.minHeight;
penX = x;
continue;
}
textureWidth = (mtx.minWidth + 3) & ~3;
textureHeight = mtx.minHeight;
SFT_Image img = {
.pixels = nullptr,
.width = textureWidth,
.height = textureHeight,
};
if (textureWidth == 0) {
textureWidth = 4;
}
if (textureHeight == 0) {
textureHeight = 4;
}
auto buffer = make_unique_nothrow<uint8_t[]>((uint32_t) (img.width * img.height));
if (!buffer) {
DEBUG_FUNCTION_LINE_ERR("Failed to allocate memory for glyph");
return;
}
img.pixels = buffer.get();
if (sft_render(&pFont, gid, img) < 0) {
DEBUG_FUNCTION_LINE_ERR("Failed to render glyph");
return;
} else {
draw_freetype_bitmap(&img, (int32_t) (penX + mtx.leftSideBearing), (int32_t) (penY + mtx.yOffset));
penX += (int32_t) mtx.advanceWidth;
}
}
FT_Load_Glyph(ft_face, FT_Get_Char_Index(ft_face, charcode), FT_LOAD_DEFAULT);
FT_Render_Glyph(slot, FT_RENDER_MODE_NORMAL);
draw_freetype_bitmap(&slot->bitmap, pen.x + slot->bitmap_left, pen.y - slot->bitmap_top);
pen.x += slot->advance.x >> 6;
}
}
@ -241,14 +350,18 @@ uint32_t DrawUtils::getTextWidth(const char *string) {
}
uint32_t DrawUtils::getTextWidth(const wchar_t *string) {
FT_GlyphSlot slot = ft_face->glyph;
uint32_t width = 0;
uint32_t width = 0;
for (; *string; string++) {
FT_Load_Glyph(ft_face, FT_Get_Char_Index(ft_face, *string), FT_LOAD_BITMAP_METRICS_ONLY);
width += slot->advance.x >> 6;
SFT_Glyph gid; // unsigned long gid;
if (sft_lookup(&pFont, *string, &gid) >= 0) {
SFT_GMetrics mtx;
if (sft_gmetrics(&pFont, gid, &mtx) < 0) {
DEBUG_FUNCTION_LINE_ERR("bad glyph metrics");
}
width += (int32_t) mtx.advanceWidth;
}
}
return width;
return (uint32_t) width;
}

4
src/DrawUtils.h
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@ -1,5 +1,6 @@
#pragma once
#include "schrift.h"
#include <cstdint>
// visible screen sizes
@ -47,8 +48,9 @@ public:
static void drawBitmap(uint32_t x, uint32_t y, uint32_t target_width, uint32_t target_height, const uint8_t *data);
static void drawPNG(uint32_t x, uint32_t y, const uint8_t *data);
static void initFont();
static bool initFont();
static void deinitFont();

2
src/main.cpp
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@ -402,7 +402,7 @@ void default_lang_changed(ConfigItemMultipleValues *item, uint32_t newValue) {
return;
}
wups_storage_item_t* general_settings;
wups_storage_item_t *general_settings;
if (WUPS_GetSubItem(root, CAT_GENERAL_SETTINGS, &general_settings) != WUPS_STORAGE_ERROR_SUCCESS) {
return;
}

1460
src/schrift.c Normal file
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File diff suppressed because it is too large Load Diff

88
src/schrift.h Normal file
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@ -0,0 +1,88 @@
/* This file is part of libschrift.
*
* © 2019-2022 Thomas Oltmann and contributors
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#ifndef SCHRIFT_H
#define SCHRIFT_H 1
#include <stddef.h> /* size_t */
#include <stdint.h> /* uint_fast32_t, uint_least32_t */
#ifdef __cplusplus
extern "C" {
#endif
#define SFT_DOWNWARD_Y 0x01
typedef struct SFT SFT;
typedef struct SFT_Font SFT_Font;
typedef uint_least32_t SFT_UChar; /* Guaranteed to be compatible with char32_t. */
typedef uint_fast32_t SFT_Glyph;
typedef struct SFT_LMetrics SFT_LMetrics;
typedef struct SFT_GMetrics SFT_GMetrics;
typedef struct SFT_Kerning SFT_Kerning;
typedef struct SFT_Image SFT_Image;
struct SFT {
SFT_Font *font;
double xScale;
double yScale;
double xOffset;
double yOffset;
int flags;
};
struct SFT_LMetrics {
double ascender;
double descender;
double lineGap;
};
struct SFT_GMetrics {
double advanceWidth;
double leftSideBearing;
int yOffset;
int minWidth;
int minHeight;
};
struct SFT_Kerning {
double xShift;
double yShift;
};
struct SFT_Image {
void *pixels;
int width;
int height;
};
const char *sft_version(void);
SFT_Font *sft_loadmem(const void *mem, size_t size);
void sft_freefont(SFT_Font *font);
int sft_lmetrics(const SFT *sft, SFT_LMetrics *metrics);
int sft_lookup(const SFT *sft, SFT_UChar codepoint, SFT_Glyph *glyph);
int sft_gmetrics(const SFT *sft, SFT_Glyph glyph, SFT_GMetrics *metrics);
int sft_kerning(const SFT *sft, SFT_Glyph leftGlyph, SFT_Glyph rightGlyph,
SFT_Kerning *kerning);
int sft_render(const SFT *sft, SFT_Glyph glyph, SFT_Image image);
#ifdef __cplusplus
}
#endif
#endif

17
src/utils/utils.h Normal file
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@ -0,0 +1,17 @@
#pragma once
#include <memory>
template<class T, class... Args>
std::unique_ptr<T> make_unique_nothrow(Args &&...args) noexcept(noexcept(T(std::forward<Args>(args)...))) {
return std::unique_ptr<T>(new (std::nothrow) T(std::forward<Args>(args)...));
}
template<typename T>
inline typename std::unique_ptr<T> make_unique_nothrow(size_t num) noexcept {
return std::unique_ptr<T>(new (std::nothrow) std::remove_extent_t<T>[num]());
}
template<class T, class... Args>
std::shared_ptr<T> make_shared_nothrow(Args &&...args) noexcept(noexcept(T(std::forward<Args>(args)...))) {
return std::shared_ptr<T>(new (std::nothrow) T(std::forward<Args>(args)...));
}