Fixed relative file paths

main
sixten.hugosson 2023-06-18 14:18:34 +02:00
parent 1fa199512d
commit 376349b922
5 changed files with 990 additions and 954 deletions

View File

@ -19,50 +19,50 @@
struct vn_state
{
memory_arena Arena;
glyph_atlas *GlyphAtlas;
memory_arena Arena;
glyph_atlas *GlyphAtlas;
config *Config;
config *Config;
ui UI;
workspace Workspace;
animation_curve_state AnimationCurveState;
ui UI;
workspace Workspace;
animation_curve_state AnimationCurveState;
};
VN_UPDATE_AND_RENDER(VN_UpdateAndRender)
{
SetThreadContext(ThreadContext);
Platform = Memory->PlatformAPI;
SetThreadContext(ThreadContext);
Platform = Memory->PlatformAPI;
vn_state *State = Memory->State;
vn_state *State = Memory->State;
if(!Memory->State)
{
State = Memory->State = BootstrapPushStruct(vn_state, Arena);
if(!Memory->State)
{
State = Memory->State = BootstrapPushStruct(vn_state, Arena);
State->GlyphAtlas = CreateGlyphAtlas(RenderCommands);
State->Config = BootstrapPushStruct(config, Arena);
State->GlyphAtlas = CreateGlyphAtlas(RenderCommands);
State->Config = BootstrapPushStruct(config, Arena);
Config_BindEntry(State->Config, StrLit("Platform/RefreshRate"), Config_Entry_S32, &Input->RefreshRate);
Config_BindEntry(State->Config, StrLit("Platform/RefreshRate"), Config_Entry_S32, &Input->RefreshRate);
Workspace_Init(&State->Workspace);
}
Workspace_Init(&State->Workspace);
}
AnimationCurve_NewFrame(&State->AnimationCurveState, Input->dtForFrame);
UI_NewFrame(&State->UI, Input->EventList, Input->MouseP);
AnimationCurve_NewFrame(&State->AnimationCurveState, Input->dtForFrame);
UI_NewFrame(&State->UI, Input->EventList, Input->MouseP);
Workspace_Update(&State->Workspace, RenderCommands, Input, State->GlyphAtlas);
UI_SignalFromBox(UI_GetState()->ContainerNode); // sixten(TODO): Move elsewhere.
Workspace_Update(&State->Workspace, RenderCommands, Input, State->GlyphAtlas);
UI_SignalFromBox(UI_GetState()->ContainerNode); // sixten(TODO): Move elsewhere.
for(platform_event *Event = Input->EventList->First;
Event != 0;
Event = Event->Next)
{
Platform_ConsumeEvent(Input->EventList, Event);
}
for(platform_event *Event = Input->EventList->First;
Event != 0;
Event = Event->Next)
{
Platform_ConsumeEvent(Input->EventList, Event);
}
render_group Group = BeginRenderGroup(RenderCommands);
PushClear(&Group, V3(0.1, 0.1, 0.1));
render_group Group = BeginRenderGroup(RenderCommands);
PushClear(&Group, V3(0.1, 0.1, 0.1));
UI_RenderFrame(&Group, State->GlyphAtlas);
UI_RenderFrame(&Group, State->GlyphAtlas);
}

View File

@ -2,223 +2,223 @@
inline s32 GetSubpixelSegmentAtP(r32 Value)
{
s32 Result = (s32)(Value - Floor(Value))*GLYPH_SUBPIXEL_SEGMENTS;
return(Result);
s32 Result = (s32)(Value - Floor(Value))*GLYPH_SUBPIXEL_SEGMENTS;
return(Result);
}
static void RasterizeGlyph(glyph_atlas *Atlas, font_id Font, glyph *Glyph, u32 Codepoint, r32 Size, s32 Subpixel)
{
Glyph->Font = Font;
Glyph->Codepoint = Codepoint;
Glyph->Size = Size;
Glyph->Subpixel = Subpixel;
Glyph->Font = Font;
Glyph->Codepoint = Codepoint;
Glyph->Size = Size;
Glyph->Subpixel = Subpixel;
Assert(Subpixel < GLYPH_SUBPIXEL_SEGMENTS);
Assert(Subpixel < GLYPH_SUBPIXEL_SEGMENTS);
loaded_font *LoadedFont = Atlas->Fonts + Font;
stbtt_fontinfo *Info = &LoadedFont->Info;
loaded_font *LoadedFont = Atlas->Fonts + Font;
stbtt_fontinfo *Info = &LoadedFont->Info;
r32 Scale = stbtt_ScaleForMappingEmToPixels(Info, Size);
r32 Scale = stbtt_ScaleForMappingEmToPixels(Info, Size);
s32 InternalIndex = (s32)(Glyph - Atlas->Glyphs);
s32 GlyphsPerRow = Atlas->BitmapSize / Atlas->GlyphSize;
s32 InternalIndex = (s32)(Glyph - Atlas->Glyphs);
s32 GlyphsPerRow = Atlas->BitmapSize / Atlas->GlyphSize;
v2s BaseTextureOffset = V2S((InternalIndex % GlyphsPerRow)*Atlas->GlyphSize,
(InternalIndex / GlyphsPerRow)*Atlas->GlyphSize);
v2s BaseTextureOffset = V2S((InternalIndex % GlyphsPerRow)*Atlas->GlyphSize,
(InternalIndex / GlyphsPerRow)*Atlas->GlyphSize);
int GlyphIndex = stbtt_FindGlyphIndex(Info, Codepoint);
int GlyphIndex = stbtt_FindGlyphIndex(Info, Codepoint);
stbtt_GetGlyphBitmapBoxSubpixel(Info, GlyphIndex, Scale, Scale,
(r32)Subpixel/GLYPH_SUBPIXEL_SEGMENTS, 0,
&Glyph->P0.x, &Glyph->P0.y, &Glyph->P1.x, &Glyph->P1.y);
ZeroSize(Atlas->BitmapBuffer, Atlas->GlyphSize*Atlas->GlyphSize);
stbtt_MakeGlyphBitmapSubpixel(Info, Atlas->BitmapBuffer,
Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize,
Scale, Scale,
stbtt_GetGlyphBitmapBoxSubpixel(Info, GlyphIndex, Scale, Scale,
(r32)Subpixel/GLYPH_SUBPIXEL_SEGMENTS, 0,
GlyphIndex);
&Glyph->P0.x, &Glyph->P0.y, &Glyph->P1.x, &Glyph->P1.y);
s32 Advance, LeftSideBearing;
stbtt_GetGlyphHMetrics(Info, GlyphIndex, &Advance, &LeftSideBearing);
Glyph->Advance = Advance*Scale;
Glyph->Offset.x = LeftSideBearing*Scale;
ZeroSize(Atlas->BitmapBuffer, Atlas->GlyphSize*Atlas->GlyphSize);
stbtt_MakeGlyphBitmapSubpixel(Info, Atlas->BitmapBuffer,
Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize,
Scale, Scale,
(r32)Subpixel/GLYPH_SUBPIXEL_SEGMENTS, 0,
GlyphIndex);
Glyph->Offset.y = Glyph->P0.y + (LoadedFont->Ascent + LoadedFont->LineGap)*Scale;
s32 Advance, LeftSideBearing;
stbtt_GetGlyphHMetrics(Info, GlyphIndex, &Advance, &LeftSideBearing);
Glyph->Advance = Advance*Scale;
Glyph->Offset.x = LeftSideBearing*Scale;
v2s Dim = Glyph->P1 - Glyph->P0;
Glyph->Offset.y = Glyph->P0.y + (LoadedFont->Ascent + LoadedFont->LineGap)*Scale;
Glyph->P0 = BaseTextureOffset;
Glyph->P1 = BaseTextureOffset + Dim + V2S(2, 2);
v2s Dim = Glyph->P1 - Glyph->P0;
Atlas->RenderCommands->FillRegion(Atlas->Texture,
BaseTextureOffset, V2S(Atlas->GlyphSize, Atlas->GlyphSize),
Atlas->BitmapBuffer);
Glyph->P0 = BaseTextureOffset;
Glyph->P1 = BaseTextureOffset + Dim + V2S(2, 2);
Atlas->RenderCommands->FillRegion(Atlas->Texture,
BaseTextureOffset, V2S(Atlas->GlyphSize, Atlas->GlyphSize),
Atlas->BitmapBuffer);
}
static glyph *GetGlyph(glyph_atlas *Atlas, font_id Font, u32 Codepoint, r32 Size, s32 Subpixel)
{
glyph *Glyph = 0;
glyph *Glyph = 0;
for(s32 GlyphIndex = 0;
GlyphIndex < Atlas->GlyphsUsed;
++GlyphIndex)
for(s32 GlyphIndex = 0;
GlyphIndex < Atlas->GlyphsUsed;
++GlyphIndex)
{
glyph *At = Atlas->Glyphs + GlyphIndex;
if((At->Font == Font) && (At->Codepoint == Codepoint) && (At->Size == Size) && (At->Subpixel == Subpixel))
{
glyph *At = Atlas->Glyphs + GlyphIndex;
if((At->Font == Font) && (At->Codepoint == Codepoint) && (At->Size == Size) && (At->Subpixel == Subpixel))
{
Glyph = At;
break;
}
Glyph = At;
break;
}
}
if(Glyph)
if(Glyph)
{
DLLRemove_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
}
else
{
if(Atlas->GlyphsUsed < Atlas->MaxGlyphCount)
{
DLLRemove_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
Glyph = Atlas->Glyphs + Atlas->GlyphsUsed++;
}
else
{
if(Atlas->GlyphsUsed < Atlas->MaxGlyphCount)
{
Glyph = Atlas->Glyphs + Atlas->GlyphsUsed++;
}
else
{
Glyph = Atlas->LRUFirst;
Assert(Glyph);
Glyph = Atlas->LRUFirst;
Assert(Glyph);
DLLRemove_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
}
RasterizeGlyph(Atlas, Font, Glyph, Codepoint, Size, Subpixel);
DLLRemove_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
}
DLLInsertLast_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
RasterizeGlyph(Atlas, Font, Glyph, Codepoint, Size, Subpixel);
}
return(Glyph);
DLLInsertLast_NP(Atlas->LRUFirst, Atlas->LRULast, Glyph, LRUNext, LRUPrev);
return(Glyph);
}
static glyph_atlas *CreateGlyphAtlas(vn_render_commands *RenderCommands,
s32 BitmapSize = DEFAULT_GLYPH_ATLAS_DIM,
s32 GlyphSize = MAX_GLYPH_SIZE)
{
glyph_atlas *Atlas = BootstrapPushStruct(glyph_atlas, Arena);
glyph_atlas *Atlas = BootstrapPushStruct(glyph_atlas, Arena);
Atlas->BitmapSize = BitmapSize;
Atlas->GlyphSize = GlyphSize;
Atlas->BitmapSize = BitmapSize;
Atlas->GlyphSize = GlyphSize;
Atlas->MaxGlyphCount = (DEFAULT_GLYPH_ATLAS_DIM / MAX_GLYPH_SIZE)*(DEFAULT_GLYPH_ATLAS_DIM / MAX_GLYPH_SIZE);
Atlas->Glyphs = PushArray(&Atlas->Arena, glyph, Atlas->MaxGlyphCount);
Atlas->MaxGlyphCount = (DEFAULT_GLYPH_ATLAS_DIM / MAX_GLYPH_SIZE)*(DEFAULT_GLYPH_ATLAS_DIM / MAX_GLYPH_SIZE);
Atlas->Glyphs = PushArray(&Atlas->Arena, glyph, Atlas->MaxGlyphCount);
Atlas->RenderCommands = RenderCommands;
Atlas->Texture = RenderCommands->AllocateTexture(V2S(BitmapSize, BitmapSize), Render_TextureFormat_R8, 0);
Atlas->RenderCommands = RenderCommands;
Atlas->Texture = RenderCommands->AllocateTexture(V2S(BitmapSize, BitmapSize), Render_TextureFormat_R8, 0);
Atlas->Fonts[Font_Regular].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("../fonts/Roboto-Regular.ttf"));
Atlas->Fonts[Font_Bold].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("../fonts/Roboto-Bold.ttf"));
Atlas->Fonts[Font_Monospace].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("../fonts/Liberation-Mono.ttf"));
Atlas->Fonts[Font_Icons].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("../fonts/icons.ttf"));
Atlas->Fonts[Font_Regular].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/Roboto-Regular.ttf"));
Atlas->Fonts[Font_Bold].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/Roboto-Bold.ttf"));
Atlas->Fonts[Font_Monospace].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/Liberation-Mono.ttf"));
Atlas->Fonts[Font_Icons].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/icons.ttf"));
for(s32 FontIndex = 0;
FontIndex < Font_Count;
++FontIndex)
{
loaded_font *Font = Atlas->Fonts + FontIndex;
stbtt_InitFont(&Font->Info,
Font->Data.Data,
stbtt_GetFontOffsetForIndex(Font->Data.Data, 0));
for(s32 FontIndex = 0;
FontIndex < Font_Count;
++FontIndex)
{
loaded_font *Font = Atlas->Fonts + FontIndex;
stbtt_InitFont(&Font->Info,
Font->Data.Data,
stbtt_GetFontOffsetForIndex(Font->Data.Data, 0));
stbtt_GetFontVMetrics(&Font->Info, &Font->Ascent, &Font->Descent, &Font->LineGap);
}
stbtt_GetFontVMetrics(&Font->Info, &Font->Ascent, &Font->Descent, &Font->LineGap);
}
Atlas->BitmapBuffer = PushArray(&Atlas->Arena, u8, GlyphSize*GlyphSize);
Atlas->BitmapBuffer = PushArray(&Atlas->Arena, u8, GlyphSize*GlyphSize);
return(Atlas);
return(Atlas);
}
static void PushText(render_group *Group, glyph_atlas *Atlas, font_id Font,
v2 P, r32 Size, v4 Color,
string Text)
{
r32 Oversample = 2;
r32 Oversample = 2;
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
{
u32 Codepoint = Iter.Codepoint;
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
{
u32 Codepoint = Iter.Codepoint;
glyph *Glyph = GetGlyph(Atlas, Font, Codepoint, Size*Oversample, GetSubpixelSegmentAtP(P.x*Oversample));
Assert(Glyph);
glyph *Glyph = GetGlyph(Atlas, Font, Codepoint, Size*Oversample, GetSubpixelSegmentAtP(P.x*Oversample));
Assert(Glyph);
v2 GlyphP = P;
GlyphP.x += Glyph->Offset.x/Oversample;
GlyphP.y += Glyph->Offset.y/Oversample;
v2 GlyphP = P;
GlyphP.x += Glyph->Offset.x/Oversample;
GlyphP.y += Glyph->Offset.y/Oversample;
v2 RenderDim = V2(Glyph->P1 - Glyph->P0);
v2 Dim = RenderDim;
Dim.x /= Oversample;
Dim.y /= Oversample;
v2 RenderDim = V2(Glyph->P1 - Glyph->P0);
v2 Dim = RenderDim;
Dim.x /= Oversample;
Dim.y /= Oversample;
PushTexturedQuad(Group, GlyphP, Dim, V2(Glyph->P0), RenderDim, Color, Color, Color, Color, 0, 0, 0, Atlas->Texture);
PushTexturedQuad(Group, GlyphP, Dim, V2(Glyph->P0), RenderDim, Color, Color, Color, Color, 0, 0, 0, Atlas->Texture);
P.x += Glyph->Advance/Oversample;
}
P.x += Glyph->Advance/Oversample;
}
}
static void PushTextF(render_group *Group, glyph_atlas *Atlas, font_id Font,
v2 P, r32 Size, v4 Color,
char *Format, ...)
{
temporary_memory Scratch = GetScratch(0, 0);
temporary_memory Scratch = GetScratch(0, 0);
va_list Arguments;
va_start(Arguments, Format);
string String = PushFormatVariadic(Scratch.Arena, Format, Arguments);
va_end(Arguments);
va_list Arguments;
va_start(Arguments, Format);
string String = PushFormatVariadic(Scratch.Arena, Format, Arguments);
va_end(Arguments);
PushText(Group, Atlas, Font, P, Size, Color, String);
PushText(Group, Atlas, Font, P, Size, Color, String);
ReleaseScratch(Scratch);
ReleaseScratch(Scratch);
}
inline r32 CalculateRasterizedTextWidth(glyph_atlas *Atlas, font_id Font, r32 Size, string Text)
{
r32 Oversample = 2;
r32 Oversample = 2;
r32 X = 0;
r32 X = 0;
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
{
u32 Codepoint = Iter.Codepoint;
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
{
u32 Codepoint = Iter.Codepoint;
glyph *Glyph = GetGlyph(Atlas, Font, Codepoint, Size*Oversample, GetSubpixelSegmentAtP(X*Oversample));
Assert(Glyph);
glyph *Glyph = GetGlyph(Atlas, Font, Codepoint, Size*Oversample, GetSubpixelSegmentAtP(X*Oversample));
Assert(Glyph);
X += Glyph->Advance/Oversample;
}
X += Glyph->Advance/Oversample;
}
return(X);
return(X);
}
inline r32 CalculateRasterizedTextHeight(glyph_atlas *Atlas, font_id Font, r32 Size, string Text)
{
r32 Scale = stbtt_ScaleForMappingEmToPixels(&Atlas->Fonts[Font].Info, Size)/
stbtt_ScaleForPixelHeight(&Atlas->Fonts[Font].Info, Size);
r32 Scale = stbtt_ScaleForMappingEmToPixels(&Atlas->Fonts[Font].Info, Size)/
stbtt_ScaleForPixelHeight(&Atlas->Fonts[Font].Info, Size);
r32 Y = Size*Scale;
r32 Y = Size*Scale;
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0;
Advance(&Iter))
{
u32 Codepoint = Iter.Codepoint;
if(Codepoint == '\n')
{
u32 Codepoint = Iter.Codepoint;
if(Codepoint == '\n')
{
Y += Size*Scale;
}
Y += Size*Scale;
}
return(Y);
}
return(Y);
}

View File

@ -5,161 +5,181 @@
inline b32 IsWhitespace(char C)
{
b32 Result = ((C == ' ') ||
(C == '\n') ||
(C == '\t') ||
(C == '\r'));
return(Result);
b32 Result = ((C == ' ') ||
(C == '\n') ||
(C == '\t') ||
(C == '\r'));
return(Result);
}
inline s64 StringLength(char *String)
{
s64 Result = 0;
while(*String++)
{
++Result;
}
return(Result);
s64 Result = 0;
while(*String++)
{
++Result;
}
return(Result);
}
inline u64 HashString(string String)
{
u64 Result = 5731;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
Result += String.Data[Index];
Result ^= Result << 13;
Result ^= Result >> 7;
Result ^= Result << 17;
}
u64 Result = 5731;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
Result += String.Data[Index];
Result ^= Result << 13;
Result ^= Result >> 7;
Result ^= Result << 17;
}
return(Result);
return(Result);
}
inline string MakeStringFromCString(char *Data)
{
string Result = {StringLength(Data), (u8 *)Data};
return(Result);
}
inline s64 FirstIndexOf(string String, char Char)
{
s64 Result = -1;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
if(String.Data[Index] == Char)
{
Result = Index;
break;
}
}
return(Result);
}
inline s64 LastIndexOf(string String, char Char)
{
s64 Result = -1;
for(s64 Index = String.Count-1;
Index >= 0;
--Index)
{
if(String.Data[Index] == Char)
{
Result = Index;
break;
}
}
return(Result);
string Result = {StringLength(Data), (u8 *)Data};
return(Result);
}
inline b32 AreEqual(string A, string B)
{
b32 Result = false;
if(A.Count == B.Count)
b32 Result = false;
if(A.Count == B.Count)
{
Result = true;
for(s64 Index = 0;
Index < A.Count;
++Index)
{
Result = true;
for(s64 Index = 0;
Index < A.Count;
++Index)
{
if(A.Data[Index] != B.Data[Index])
{
Result = false;
break;
}
}
if(A.Data[Index] != B.Data[Index])
{
Result = false;
break;
}
}
}
return(Result);
return(Result);
}
inline s64 FirstIndexOf(string String, char Char)
{
s64 Result = -1;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
if(String.Data[Index] == Char)
{
Result = Index;
break;
}
}
return(Result);
}
inline s64 LastIndexOf(string String, char Char)
{
s64 Result = -1;
for(s64 Index = String.Count-1;
Index >= 0;
--Index)
{
if(String.Data[Index] == Char)
{
Result = Index;
break;
}
}
return(Result);
}
inline s64 LastIndexOf(string String, string Substring)
{
s64 Result = -1;
if(String.Count >= Substring.Count)
{
for(s64 Index = String.Count-Substring.Count;
Index >= 0;
--Index)
{
string ToCheck = MakeString((char *)String.Data + Index, Substring.Count);
if(AreEqual(ToCheck, Substring))
{
Result = Index;
break;
}
}
}
return(Result);
}
static s64 UTF8FromCodepoint(u8 *Out, u32 Codepoint)
{
s64 Length = 0;
if(Codepoint <= 0x7F)
{
Out[0] = (u8)Codepoint;
Length = 1;
}
else if(Codepoint <= 0x7FF)
{
Out[0] = (0x3 << 6) | ((Codepoint >> 6) & 0x1F);
Out[1] = 0x80 | ( Codepoint & 0x3F);
Length = 2;
}
else if(Codepoint <= 0xFFFF)
{
Out[0] = (0x7 << 5) | ((Codepoint >> 12) & 0x0F);
Out[1] = 0x80 | ((Codepoint >> 6) & 0x3F);
Out[2] = 0x80 | ( Codepoint & 0x3F);
Length = 3;
}
else if(Codepoint <= 0x10FFFF)
{
Out[0] = (0xF << 4) | ((Codepoint >> 12) & 0x07);
Out[1] = 0x80 | ((Codepoint >> 12) & 0x3F);
Out[2] = 0x80 | ((Codepoint >> 6) & 0x3F);
Out[3] = 0x80 | ( Codepoint & 0x3F);
Length = 4;
}
else
{
Out[0] = '?';
Length = 1;
}
s64 Length = 0;
if(Codepoint <= 0x7F)
{
Out[0] = (u8)Codepoint;
Length = 1;
}
else if(Codepoint <= 0x7FF)
{
Out[0] = (0x3 << 6) | ((Codepoint >> 6) & 0x1F);
Out[1] = 0x80 | ( Codepoint & 0x3F);
Length = 2;
}
else if(Codepoint <= 0xFFFF)
{
Out[0] = (0x7 << 5) | ((Codepoint >> 12) & 0x0F);
Out[1] = 0x80 | ((Codepoint >> 6) & 0x3F);
Out[2] = 0x80 | ( Codepoint & 0x3F);
Length = 3;
}
else if(Codepoint <= 0x10FFFF)
{
Out[0] = (0xF << 4) | ((Codepoint >> 12) & 0x07);
Out[1] = 0x80 | ((Codepoint >> 12) & 0x3F);
Out[2] = 0x80 | ((Codepoint >> 6) & 0x3F);
Out[3] = 0x80 | ( Codepoint & 0x3F);
Length = 4;
}
else
{
Out[0] = '?';
Length = 1;
}
return(Length);
return(Length);
}
inline s64 GetCodepointSize(u32 Codepoint)
{
s64 Result = 0;
if(Codepoint <= 0x7F)
{
Result = 1;
}
else if(Codepoint <= 0x7FF)
{
Result = 2;
}
else if(Codepoint <= 0xFFFF)
{
Result = 3;
}
else if(Codepoint <= 0x10FFFF)
{
Result = 4;
}
else
{
Result = 1;
}
return(Result);
s64 Result = 0;
if(Codepoint <= 0x7F)
{
Result = 1;
}
else if(Codepoint <= 0x7FF)
{
Result = 2;
}
else if(Codepoint <= 0xFFFF)
{
Result = 3;
}
else if(Codepoint <= 0x10FFFF)
{
Result = 4;
}
else
{
Result = 1;
}
return(Result);
}
// sixten(TODO): Remove this forward decl.
@ -167,61 +187,61 @@ inline string PushCString(struct memory_arena *Arena, char *CString);
inline string StringFromCodepoint(struct memory_arena *Arena, u32 Codepoint)
{
char Buffer[5] = {};
UTF8FromCodepoint((u8 *)Buffer, Codepoint);
char Buffer[5] = {};
UTF8FromCodepoint((u8 *)Buffer, Codepoint);
string Result = PushCString(Arena, Buffer);
return(Result);
string Result = PushCString(Arena, Buffer);
return(Result);
}
struct utf8_iterator
{
string Data;
s64 Index;
string Data;
s64 Index;
u32 Codepoint;
u32 Codepoint;
};
inline void Advance(utf8_iterator *Iter)
{
u8 *At = Iter->Data.Data + Iter->Index;
u8 *At = Iter->Data.Data + Iter->Index;
if(Iter->Index < Iter->Data.Count)
if(Iter->Index < Iter->Data.Count)
{
if((At[0] & 0x80) == 0x00)
{
if((At[0] & 0x80) == 0x00)
{
Iter->Codepoint = (At[0] & 0x7F);
Iter->Index += 1;
}
else if((At[0] & 0xE0) == 0xC0)
{
Iter->Codepoint = ((At[0] & 0x1F) << 6)|(At[1] & 0x3F);
Iter->Index += 2;
}
else if((At[0] & 0xF0) == 0xE0)
{
Iter->Codepoint = ((At[0] & 0x0F) << 12)|((At[1] & 0x3F) << 6)|(At[2] & 0x3F);
Iter->Index += 3;
}
else if((Iter->Data.Data[Iter->Index] & 0xF8) == 0xF0)
{
Iter->Codepoint = ((At[0] & 0x0F) << 18)|((At[1] & 0x3F) << 12)|((At[2] & 0x3F) << 6)|(At[3] & 0x3F);
Iter->Index += 4;
}
Iter->Codepoint = (At[0] & 0x7F);
Iter->Index += 1;
}
else
else if((At[0] & 0xE0) == 0xC0)
{
Iter->Codepoint = 0;
Iter->Codepoint = ((At[0] & 0x1F) << 6)|(At[1] & 0x3F);
Iter->Index += 2;
}
else if((At[0] & 0xF0) == 0xE0)
{
Iter->Codepoint = ((At[0] & 0x0F) << 12)|((At[1] & 0x3F) << 6)|(At[2] & 0x3F);
Iter->Index += 3;
}
else if((Iter->Data.Data[Iter->Index] & 0xF8) == 0xF0)
{
Iter->Codepoint = ((At[0] & 0x0F) << 18)|((At[1] & 0x3F) << 12)|((At[2] & 0x3F) << 6)|(At[3] & 0x3F);
Iter->Index += 4;
}
}
else
{
Iter->Codepoint = 0;
}
}
inline utf8_iterator IterateUTF8String(string String)
{
utf8_iterator Iter = {};
Iter.Data = String;
Advance(&Iter);
utf8_iterator Iter = {};
Iter.Data = String;
Advance(&Iter);
return(Iter);
return(Iter);
}
#endif //VN_STRING_H

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@ -5,43 +5,44 @@
struct win32_memory_block
{
platform_memory_block Block;
win32_memory_block *Next;
win32_memory_block *Prev;
u64 Padding[2];
platform_memory_block Block;
win32_memory_block *Next;
win32_memory_block *Prev;
u64 Padding[2];
};
CTAssert(sizeof(win32_memory_block) == 64);
struct win32_state
{
win32_memory_block MemorySentinel;
ticket_mutex MemoryMutex;
win32_memory_block MemorySentinel;
ticket_mutex MemoryMutex;
u64 PerformanceFrequency;
b32 SleepIsGranular;
u64 PerformanceFrequency;
b32 SleepIsGranular;
HWND Window;
HWND Window;
memory_arena EventArena;
temporary_memory EventArenaTemp;
platform_event_list EventList;
memory_arena EventArena;
temporary_memory EventArenaTemp;
platform_event_list EventList;
char EXEPath[512];
char DLLPath[512];
char TempDLLPath[512];
char EXEPath[512];
char DLLPath[512];
char TempDLLPath[512];
string ContentsPath;
platform_cursor Cursor;
platform_cursor Cursor;
};
struct win32_loaded_code
{
HMODULE DLL;
FILETIME LastWriteTime;
HMODULE DLL;
FILETIME LastWriteTime;
vn_update_and_render *UpdateAndRender;
vn_update_and_render *UpdateAndRender;
b32 IsValid;
b32 IsValid;
};
#endif //WIN32_MAIN_H