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Submodule freetype
added at
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,92 @@ | ||
| #include <fcntl.h> | ||
| #include <stdio.h> | ||
| #include <stddef.h> | ||
| #include <stdint.h> | ||
| #include <string.h> | ||
| #include <unistd.h> | ||
| #include <assert.h> | ||
| #include <stdlib.h> | ||
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| #include <stdbool.h> | ||
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| #include <linux/fb.h> | ||
| #include <sys/time.h> | ||
| #include <sys/ioctl.h> | ||
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| #include <kot-graphics/font.h> | ||
| #include <kot-graphics/utils.h> | ||
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| kfont_t font; | ||
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| int fb_fd = -1; | ||
| kframebuffer_t fb; | ||
| struct fb_fix_screeninfo fix_screeninfo; | ||
| struct fb_var_screeninfo var_screeninfo; | ||
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| void draw_frame(){ | ||
| write(fb_fd, fb.buffer, fb.size); | ||
| } | ||
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| int main(int argc, char* argv[]){ | ||
| fb_fd = open("/dev/fb0", O_RDWR); | ||
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| assert(fb_fd >= 0); | ||
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| assert(ioctl(fb_fd, FBIOGET_FSCREENINFO, &fix_screeninfo) == 0); | ||
| assert(ioctl(fb_fd, FBIOGET_VSCREENINFO, &var_screeninfo) == 0); | ||
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| if( | ||
| fix_screeninfo.visual == FB_VISUAL_TRUECOLOR && | ||
| var_screeninfo.bits_per_pixel == 32 && | ||
| var_screeninfo.red.length == 8 && var_screeninfo.red.msb_right == 0 && | ||
| var_screeninfo.green.length == 8 && var_screeninfo.green.msb_right == 0 && | ||
| var_screeninfo.blue.length == 8 && var_screeninfo.blue.msb_right == 0 | ||
| ){ | ||
| fb.bpp = var_screeninfo.bits_per_pixel; | ||
| fb.btpp = fb.bpp / 8; | ||
| fb.size = var_screeninfo.xres_virtual * var_screeninfo.yres_virtual * fb.btpp; | ||
| fb.width = var_screeninfo.xres_virtual; | ||
| fb.pitch = fb.width * fb.btpp; | ||
| fb.height = var_screeninfo.yres_virtual; | ||
| fb.buffer = malloc(fb.size); | ||
| memset(fb.buffer, 0, fb.size); | ||
| }else{ | ||
| perror("'/dev/fb0' : format not supported\n"); | ||
| return EXIT_FAILURE; | ||
| } | ||
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| FILE* font_file = fopen("/usr/bin/res/welcome/welcome.ttf", "rb"); | ||
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| if(font_file == NULL){ | ||
| perror("error loading font\n"); | ||
| return EXIT_FAILURE; | ||
| } | ||
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| fseek(font_file, 0, SEEK_END); | ||
| size_t font_file_size = ftell(font_file); | ||
| fseek(font_file, 0, SEEK_SET); | ||
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| void* font_data = malloc(font_file_size); | ||
| fread(font_data, font_file_size, 1, font_file); | ||
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| font = load_font(font_data, font_file_size); | ||
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| fclose(font_file); | ||
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| load_pen(font, &fb, 0, 0, 64, 0, 0xffffff); | ||
| draw_font(font, "Welcome to Kot"); | ||
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| load_pen(font, &fb, 0, 0, 24, 0, 0xffffff); | ||
| write_paragraph(font, 0, get_line_height(font) * 2 + 20, 500, PARAGRAPH_JUSTIFY, "Kot is nothing more than an Operating System running on x86-64. And you already know that, but we're making to turn Kot more than just something."); | ||
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| draw_frame(); | ||
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| while(true){ | ||
| sleep(1); | ||
| } | ||
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| return EXIT_SUCCESS; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,2 @@ | ||
| **/bin | ||
| **/lib |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,43 @@ | ||
| cyan = /bin/echo -e "\x1b[36m\#\# $1\x1b[0m" | ||
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| # Project Root | ||
| override HOME = ../.. | ||
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| # Project Resources | ||
| SYSROOT = $(HOME)/../../../../sysroot | ||
| INCLUDE = $(SYSROOT)/usr/include | ||
| LIBRARIES = $(SYSROOT)/usr/lib | ||
| SOURCE = $(HOME)/source | ||
| TOOLS = $(HOME)/../../tools | ||
| BIN = bin/usr/bin | ||
| LIB = lib | ||
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| # Tools Config | ||
| CFLAGS = -Werror | ||
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| LDFLAGS = -Wall \ | ||
| -lc | ||
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| # Recursive Wild Card | ||
| rwildcard = $(foreach d,$(wildcard $(1:=/*)),$(call rwildcard,$d,$2) $(filter $(subst *,%,$2),$d)) | ||
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| # Source Files | ||
| C_SRC = $(call rwildcard,$(SOURCE),*.c) | ||
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| OBJS = $(patsubst $(SOURCE)/%.c,$(LIB)/%_c.o,$(C_SRC)) | ||
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| # Target | ||
| $(LIB)/%_c.o: $(SOURCE)/%.c | ||
| @ mkdir -m 777 -p $(@D) | ||
| @ $(call cyan,"$(subst ../,,$^)") | ||
| @ $(CC) $(CFLAGS) -c $^ -o $@ | ||
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| link: | ||
| @ mkdir -m 777 -p $(BIN) | ||
| @ $(CC) $(LDFLAGS) -o $(BIN)/welcome $(OBJS) $(LIBRARIES)/libkot-graphics.a $(LIBRARIES)/libfreetype.a | ||
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| copy_res: | ||
| @ mkdir -m 777 -p $(BIN)/res/welcome | ||
| @ cp -r $(HOME)/res/. $(BIN)/res/welcome | ||
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| build: $(OBJS) link copy_res |
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