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Added a proper "core" to the codebase.

main
sixtenhugosson 2023-06-21 18:59:36 +02:00
parent cab0dac728
commit 15bb3ef384
26 changed files with 1777 additions and 930 deletions
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2
code/build.bat
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@ -1,6 +1,6 @@
@echo off @echo off
set CommonCompilerOptions=/Zi /FC /nologo /DVN_INTERNAL=1 /DVN_SLOW=1 /Oi /W4 /WL /WX /wd4996 /wd4201 /wd4305 /wd4244 /wd4100 /wd4505 /std:c++17 set CommonCompilerOptions=/Zi /FC /nologo /DVN_INTERNAL=1 /DVN_SLOW=1 /Oi /W4 /WX /wd4996 /wd4201 /wd4305 /wd4244 /wd4100 /wd4505 /std:c++17
if not exist "../build" mkdir "../build" if not exist "../build" mkdir "../build"

164
code/vn_core.h → code/core/core.h
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@ -1,7 +1,50 @@
/* date = April 26th 2023 8:58 pm */ /* date = June 19th 2023 7:27 pm */
#ifndef VN_CORE_H #ifndef CORE_H
#define VN_CORE_H #define CORE_H
#include <stdint.h>
#include <intrin.h>
#include <stdarg.h>
//- sixten: Base types
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef int8_t s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef float r32;
typedef double r64;
typedef u8 b8;
typedef u16 b16;
typedef u32 b32;
typedef uintptr_t umm;
typedef intptr_t smm;
//- sixten: Base type limits
#define U8_Min 0x00
#define U8_Max 0xFF
#define U16_Min 0x0000
#define U16_Max 0xFFFF
#define U32_Min 0x00000000
#define U32_Max 0xFFFFFFFF
#define U64_Min 0x0000000000000000
#define U64_Max 0xFFFFFFFFFFFFFFFF
#define S8_Min 0x80
#define S8_Max 0x7F
#define S16_Min 0x8000
#define S16_Max 0x7FFF
#define S32_Min 0x80000000
#define S32_Max 0x7FFFFFFF
#define S64_Min 0x8000000000000000
#define S64_Max 0x7FFFFFFFFFFFFFFF
//- sixten: Keywords
#define global static #define global static
#define persist static #define persist static
@ -9,8 +52,12 @@
#pragma section(".roglob", read) #pragma section(".roglob", read)
#define read_only __declspec(allocate(".roglob")) #define read_only __declspec(allocate(".roglob"))
#define per_thread __declspec(thread)
#define fallthrough #define fallthrough
//- sixten: Assertions & debugging
#if VN_SLOW #if VN_SLOW
#define Assert(Statement) if(!(Statement)) { *(int *)0 = 0; } #define Assert(Statement) if(!(Statement)) { *(int *)0 = 0; }
#else #else
@ -25,19 +72,23 @@
#define InvalidCodepath Assert(!"Invalid codepath") #define InvalidCodepath Assert(!"Invalid codepath")
#define InvalidDefaultCase default: { Assert(!"Invalid codepath"); } break #define InvalidDefaultCase default: { Assert(!"Invalid codepath"); } break
//- sixten: Array & pointer manipulation
#define ArrayCount(Array) (sizeof(Array)/sizeof((Array)[0])) #define ArrayCount(Array) (sizeof(Array)/sizeof((Array)[0]))
#define OffsetOf(type, Member) (umm) &(((type *)0)->Member) #define OffsetOf(type, Member) (umm) &(((type *)0)->Member)
#define PointerToU64(x) ((u64)(void *)x)
#define U64ToPointer(x) ((void *)(u64)x)
//- sixten: Min, max & clamp
#define Minimum(A, B) (((A)<(B))?(A):(B)) #define Minimum(A, B) (((A)<(B))?(A):(B))
#define Maximum(A, B) (((A)>(B))?(A):(B)) #define Maximum(A, B) (((A)>(B))?(A):(B))
#define Clamp(Value, Min, Max) Minimum(Maximum(Value, Min), Max) #define Clamp(Value, Min, Max) Minimum(Maximum(Value, Min), Max)
#define Clamp01(Value) Clamp(Value, 0, 1) #define Clamp01(Value) Clamp(Value, 0, 1)
#define DeferLoop(Start, End) for(s32 ___ = ((Start), 0); ___ == 0; ++___, (End)) //- sixten: Linked list helpers
#define _Stringify(x) #x
#define Stringify(x) _Stringify(x)
#define IsNull(x) ((x) == 0) #define IsNull(x) ((x) == 0)
#define SetNull(x) ((x) = 0) #define SetNull(x) ((x) = 0)
@ -64,45 +115,16 @@ IsNull(p) ? (SetNull((n)->prev), (n)->next = (f), (IsNull(f) ? (0) : ((f)->prev
#define DLLRemove(First, Last, Element) DLLRemove_NP(First, Last, Element, Next, Prev) #define DLLRemove(First, Last, Element) DLLRemove_NP(First, Last, Element, Next, Prev)
#define DLLIsEmpty(First) ((First) == 0) #define DLLIsEmpty(First) ((First) == 0)
#include "vn_types.h" //- sixten: Stringify
#include "vn_math.h"
// sixten(TODO): Scuffed AF. Need to make a proper "core" of the codebase. #define _Stringify(x) #x
static s64 UTF8FromCodepoint(u8 *Out, u32 Codepoint); #define Stringify(x) _Stringify(x)
#define STB_SPRINTF_IMPLEMENTATION
#include "third_party/stb_sprintf.h"
inline void Copy(void *Dest_, void *Source_, umm Count) //- sixten: Defer loop
{
u8 *Dest = (u8 *)Dest_;
u8 *Source = (u8 *)Source_;
while(Count--) #define DeferLoop(Start, End) for(s32 ___ = ((Start), 0); ___ == 0; ++___, (End))
{
*Dest++ = *Source++;
}
}
inline void ZeroSize(void *Dest_, umm Count) //- sixten: Atomics
{
u8 *Dest = (u8 *)Dest_;
while(Count--)
{
*Dest++ = 0;
}
}
inline void *U64ToPointer(u64 Value)
{
void *Result = (void *)Value;
return(Result);
}
inline u64 PointerToU64(void *Value)
{
u64 Result = (u64)Value;
return(Result);
}
inline u64 AtomicExchangeU64(u64 volatile *Value, u64 New) inline u64 AtomicExchangeU64(u64 volatile *Value, u64 New)
{ {
@ -116,6 +138,14 @@ inline u64 AtomicAddU64(u64 volatile *Value, u64 Addend)
return(Result); return(Result);
} }
// sixten: Memory mutexes
struct ticket_mutex
{
u64 volatile Ticket;
u64 volatile Serving;
};
inline void BeginTicketMutex(ticket_mutex *Mutex) inline void BeginTicketMutex(ticket_mutex *Mutex)
{ {
u64 Ticket = AtomicAddU64(&Mutex->Ticket, 1); u64 Ticket = AtomicAddU64(&Mutex->Ticket, 1);
@ -127,49 +157,15 @@ inline void EndTicketMutex(ticket_mutex *Mutex)
AtomicAddU64(&Mutex->Serving, 1); AtomicAddU64(&Mutex->Serving, 1);
} }
inline b32 InRange(range_s64 Range, s64 P) //- sixten: Axes
{
b32 Result = ((P >= Range.Min) && (P < Range.Max));
return(Result);
}
inline b32 InRange(range2_r32 Range, v2 P) enum axis2
{ {
b32 Result = ((P.x >= Range.Min.x) && Axis2_X,
(P.y >= Range.Min.y) && Axis2_Y,
(P.x < Range.Max.x) && Axis2_Count
(P.y < Range.Max.y)); };
return(Result);
}
inline range_s64 RangeS64(s64 A, s64 B) inline axis2 Opposite(axis2 Axis) { axis2 Result = (axis2)(!(u32)Axis); return(Result); }
{
range_s64 Result = {Minimum(A, B), Maximum(A, B)};
return(Result);
}
inline range_r32 RangeR32(r32 A, r32 B) #endif //CORE_H
{
range_r32 Result = {Minimum(A, B), Maximum(A, B)};
return(Result);
}
inline range2_r32 Range2R32(v2 A, v2 B)
{
range2_r32 Result = { Min(A, B), Max(A, B) };
return(Result);
}
inline s64 DimOfRange(range_s64 Range)
{
s64 Dim = Range.Max - Range.Min;
return(Dim);
}
inline v2 DimOfRange(range2_r32 Range)
{
v2 Dim = Range.Max - Range.Min;
return(Dim);
}
#endif //VN_CORE_H

601
code/core/core_math.cpp 100644
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@ -0,0 +1,601 @@
//- sixten: V2 R32
inline v2_r32 V2R32(r32 x, r32 y)
{
v2_r32 Result = {x, y};
return(Result);
}
inline v2_r32 operator+(v2_r32 A, v2_r32 B)
{
v2_r32 Result = {A.x + B.x, A.y + B.y};
return(Result);
}
inline v2_r32 operator-(v2_r32 A, v2_r32 B)
{
v2_r32 Result = {A.x - B.x, A.y - B.y};
return(Result);
}
inline v2_r32 operator*(v2_r32 A, v2_r32 B)
{
v2_r32 Result = {A.x * B.x, A.y * B.y};
return(Result);
}
inline v2_r32 operator/(v2_r32 A, v2_r32 B)
{
v2_r32 Result = {A.x / B.x, A.y / B.y};
return(Result);
}
inline v2_r32 operator*(v2_r32 A, r32 B)
{
v2_r32 Result = {A.x * B, A.y * B};
return(Result);
}
inline v2_r32 operator+=(v2_r32 &A, v2_r32 B) { return A = A + B; }
inline v2_r32 operator-=(v2_r32 &A, v2_r32 B) { return A = A - B; }
inline v2_r32 operator*=(v2_r32 &A, v2_r32 B) { return A = A * B; }
inline v2_r32 operator/=(v2_r32 &A, v2_r32 B) { return A = A / B; }
inline v2_r32 operator*=(v2_r32 &A, r32 B) { return A = A * B; }
inline r32 Inner(v2_r32 A, v2_r32 B)
{
r32 Result = A.x*B.x + A.y*B.y;
return(Result);
}
inline r32 LengthSquared(v2_r32 V)
{
r32 Result = Inner(V, V);
return(Result);
}
inline r32 Length(v2_r32 V)
{
r32 Result = SquareRoot(LengthSquared(V));
return(Result);
}
inline v2_r32 NOZ(v2_r32 V)
{
v2_r32 Result = {};
r32 Len = Length(V);
if(Len != 0)
{
Result = V / V2R32(Len, Len);
}
return(Result);
}
inline v2_r32 LinearBlend(v2_r32 A, v2_r32 B, r32 x)
{
v2_r32 Result = A+(B-A)*x;
return(Result);
}
inline v2_r32 Min(v2_r32 A, v2_r32 B)
{
v2_r32 Result = V2R32(Min(A.x, B.x), Min(A.y, B.y));
return(Result);
}
inline v2_r32 Max(v2_r32 A, v2_r32 B)
{
v2_r32 Result = V2R32(Max(A.x, B.x), Max(A.y, B.y));
return(Result);
}
//- sixten: V2 S32
inline v2_s32 V2S32(s32 x, s32 y)
{
v2_s32 Result = {x, y};
return(Result);
}
inline v2_s32 operator+(v2_s32 A, v2_s32 B)
{
v2_s32 Result = {A.x + B.x, A.y + B.y};
return(Result);
}
inline v2_s32 operator-(v2_s32 A, v2_s32 B)
{
v2_s32 Result = {A.x - B.x, A.y - B.y};
return(Result);
}
inline v2_s32 operator+=(v2_s32 &A, v2_s32 B) { return A = A + B; }
inline v2_s32 operator-=(v2_s32 &A, v2_s32 B) { return A = A - B; }
inline v2_s32 Min(v2_s32 A, v2_s32 B)
{
v2_s32 Result = V2S32(Min(A.x, B.x), Min(A.y, B.y));
return(Result);
}
inline v2_s32 Max(v2_s32 A, v2_s32 B)
{
v2_s32 Result = V2S32(Max(A.x, B.x), Max(A.y, B.y));
return(Result);
}
//- sixten: V2 S64
inline v2_s64 V2S64(s64 x, s64 y)
{
v2_s64 Result = {x, y};
return(Result);
}
inline v2_s64 operator+(v2_s64 A, v2_s64 B)
{
v2_s64 Result = {A.x + B.x, A.y + B.y};
return(Result);
}
inline v2_s64 operator-(v2_s64 A, v2_s64 B)
{
v2_s64 Result = {A.x - B.x, A.y - B.y};
return(Result);
}
inline v2_s64 operator+=(v2_s64 &A, v2_s64 B) { return A = A + B; }
inline v2_s64 operator-=(v2_s64 &A, v2_s64 B) { return A = A - B; }
inline v2_s64 Min(v2_s64 A, v2_s64 B)
{
v2_s64 Result = V2S64(Min(A.x, B.x), Min(A.y, B.y));
return(Result);
}
inline v2_s64 Max(v2_s64 A, v2_s64 B)
{
v2_s64 Result = V2S64(Max(A.x, B.x), Max(A.y, B.y));
return(Result);
}
//- sixten: V3 R32
inline v3_r32 V3R32(r32 x, r32 y, r32 z)
{
v3_r32 Result = {x, y, z};
return(Result);
}
inline v3_r32 operator+(v3_r32 A, v3_r32 B)
{
v3_r32 Result = {A.x + B.x, A.y + B.y, A.z + B.z};
return(Result);
}
inline v3_r32 operator-(v3_r32 A, v3_r32 B)
{
v3_r32 Result = {A.x - B.x, A.y - B.y, A.z - B.z};
return(Result);
}
inline v3_r32 operator*(v3_r32 A, v3_r32 B)
{
v3_r32 Result = {A.x * B.x, A.y * B.y, A.z * B.z};
return(Result);
}
inline v3_r32 operator/(v3_r32 A, v3_r32 B)
{
v3_r32 Result = {A.x / B.x, A.y / B.y, A.z / B.z};
return(Result);
}
inline v3_r32 operator*(v3_r32 A, r32 B)
{
v3_r32 Result = {A.x * B, A.y * B, A.z * B};
return(Result);
}
inline v3_r32 operator+=(v3_r32 &A, v3_r32 B) { return A = A + B; }
inline v3_r32 operator-=(v3_r32 &A, v3_r32 B) { return A = A - B; }
inline v3_r32 operator*=(v3_r32 &A, v3_r32 B) { return A = A * B; }
inline v3_r32 operator/=(v3_r32 &A, v3_r32 B) { return A = A / B; }
inline v3_r32 operator*=(v3_r32 &A, r32 B) { return A = A * B; }
inline r32 Inner(v3_r32 A, v3_r32 B)
{
r32 Result = A.x*B.x + A.y*B.y + A.z*B.z;
return(Result);
}
inline r32 LengthSquared(v3_r32 V)
{
r32 Result = Inner(V, V);
return(Result);;
}
inline r32 Length(v3_r32 V)
{
r32 Result = SquareRoot(LengthSquared(V));
return(Result);
}
inline v3_r32 NOZ(v3_r32 V)
{
v3_r32 Result = {};
r32 Len = Length(V);
if(Len != 0)
{
Result = V / V3R32(Len, Len, Len);
}
return(Result);
}
inline v3_r32 LinearBlend(v3_r32 A, v3_r32 B, r32 x)
{
v3_r32 Result = A+(B-A)*x;
return(Result);
}
inline v3_r32 Min(v3_r32 A, v3_r32 B)
{
v3_r32 Result = V3R32(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z));
return(Result);
}
inline v3_r32 Max(v3_r32 A, v3_r32 B)
{
v3_r32 Result = V3R32(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z));
return(Result);
}
//- sixten: V3 S32
inline v3_s32 V3S32(s32 x, s32 y, s32 z)
{
v3_s32 Result = {x, y, z};
return(Result);
}
inline v3_s32 operator+(v3_s32 A, v3_s32 B)
{
v3_s32 Result = {A.x + B.x, A.y + B.y, A.z + B.z};
return(Result);
}
inline v3_s32 operator-(v3_s32 A, v3_s32 B)
{
v3_s32 Result = {A.x - B.x, A.y - B.y, A.z - B.z};
return(Result);
}
inline v3_s32 operator+=(v3_s32 &A, v3_s32 B) { return A = A + B; }
inline v3_s32 operator-=(v3_s32 &A, v3_s32 B) { return A = A - B; }
inline v3_s32 Min(v3_s32 A, v3_s32 B)
{
v3_s32 Result = V3S32(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z));
return(Result);
}
inline v3_s32 Max(v3_s32 A, v3_s32 B)
{
v3_s32 Result = V3S32(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z));
return(Result);
}
//- sixten: V3 S64
inline v3_s64 V4S64(s64 x, s64 y, s64 z)
{
v3_s64 Result = {x, y, z};
return(Result);
}
inline v3_s64 operator+(v3_s64 A, v3_s64 B)
{
v3_s64 Result = {A.x + B.x, A.y + B.y, A.z + B.z};
return(Result);
}
inline v3_s64 operator-(v3_s64 A, v3_s64 B)
{
v3_s64 Result = {A.x - B.x, A.y - B.y, A.z - B.z};
return(Result);
}
inline v3_s64 operator+=(v3_s64 &A, v3_s64 B) { return A = A + B; }
inline v3_s64 operator-=(v3_s64 &A, v3_s64 B) { return A = A - B; }
inline v3_s64 Min(v3_s64 A, v3_s64 B)
{
v3_s64 Result = V4S64(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z));
return(Result);
}
inline v3_s64 Max(v3_s64 A, v3_s64 B)
{
v3_s64 Result = V4S64(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z));
return(Result);
}
//- sixten: V4 R32
inline v4_r32 V4R32(r32 x, r32 y, r32 z, r32 w)
{
v4_r32 Result = {x, y, z, w};
return(Result);
}
inline v4_r32 operator+(v4_r32 A, v4_r32 B)
{
v4_r32 Result = {A.x + B.x, A.y + B.y, A.z + B.z, A.w + B.w};
return(Result);
}
inline v4_r32 operator-(v4_r32 A, v4_r32 B)
{
v4_r32 Result = {A.x - B.x, A.y - B.y, A.z - B.z, A.w - B.w};
return(Result);
}
inline v4_r32 operator*(v4_r32 A, v4_r32 B)
{
v4_r32 Result = {A.x * B.x, A.y * B.y, A.z * B.z, A.w * B.w};
return(Result);
}
inline v4_r32 operator/(v4_r32 A, v4_r32 B)
{
v4_r32 Result = {A.x / B.x, A.y / B.y, A.z / B.z, A.w / B.w};
return(Result);
}
inline v4_r32 operator*(v4_r32 A, r32 B)
{
v4_r32 Result = {A.x * B, A.y * B, A.z * B, A.w * B};
return(Result);
}
inline v4_r32 operator+=(v4_r32 &A, v4_r32 B) { return A = A + B; }
inline v4_r32 operator-=(v4_r32 &A, v4_r32 B) { return A = A - B; }
inline v4_r32 operator*=(v4_r32 &A, v4_r32 B) { return A = A * B; }
inline v4_r32 operator/=(v4_r32 &A, v4_r32 B) { return A = A / B; }
inline v4_r32 operator*=(v4_r32 &A, r32 B) { return A = A * B; }
inline r32 Inner(v4_r32 A, v4_r32 B)
{
r32 Result = A.x*B.x + A.y*B.y + A.z*B.z + A.w*B.w;
return(Result);
}
inline r32 LengthSquared(v4_r32 V)
{
r32 Result = Inner(V, V);
return(Result);;
}
inline r32 Length(v4_r32 V)
{
r32 Result = SquareRoot(LengthSquared(V));
return(Result);
}
inline v4_r32 NOZ(v4_r32 V)
{
v4_r32 Result = {};
r32 Len = Length(V);
if(Len != 0)
{
Result = V / V4R32(Len, Len, Len, Len);
}
return(Result);
}
inline v4_r32 LinearBlend(v4_r32 A, v4_r32 B, r32 x)
{
v4_r32 Result = A+(B-A)*x;
return(Result);
}
inline v4_r32 Min(v4_r32 A, v4_r32 B)
{
v4_r32 Result = V4R32(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z), Min(A.w, B.w));
return(Result);
}
inline v4_r32 Max(v4_r32 A, v4_r32 B)
{
v4_r32 Result = V4R32(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z), Max(A.w, B.w));
return(Result);
}
//- sixten: V4 S32
inline v4_s32 V4S32(s32 x, s32 y, s32 z, s32 w)
{
v4_s32 Result = {x, y, z, w};
return(Result);
}
inline v4_s32 operator+(v4_s32 A, v4_s32 B)
{
v4_s32 Result = {A.x + B.x, A.y + B.y, A.z + B.z, A.w + B.w};
return(Result);
}
inline v4_s32 operator-(v4_s32 A, v4_s32 B)
{
v4_s32 Result = {A.x - B.x, A.y - B.y, A.z - B.z, A.w - B.w};
return(Result);
}
inline v4_s32 operator+=(v4_s32 &A, v4_s32 B) { return A = A + B; }
inline v4_s32 operator-=(v4_s32 &A, v4_s32 B) { return A = A - B; }
inline v4_s32 Min(v4_s32 A, v4_s32 B)
{
v4_s32 Result = V4S32(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z), Min(A.w, B.w));
return(Result);
}
inline v4_s32 Max(v4_s32 A, v4_s32 B)
{
v4_s32 Result = V4S32(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z), Max(A.w, B.w));
return(Result);
}
//- sixten: V4 S64
inline v4_s64 V4S64(s64 x, s64 y, s64 z, s64 w)
{
v4_s64 Result = {x, y, z, w};
return(Result);
}
inline v4_s64 operator+(v4_s64 A, v4_s64 B)
{
v4_s64 Result = {A.x + B.x, A.y + B.y, A.z + B.z, A.w + B.w};
return(Result);
}
inline v4_s64 operator-(v4_s64 A, v4_s64 B)
{
v4_s64 Result = {A.x - B.x, A.y - B.y, A.z - B.z, A.w - B.w};
return(Result);
}
inline v4_s64 operator+=(v4_s64 &A, v4_s64 B) { return A = A + B; }
inline v4_s64 operator-=(v4_s64 &A, v4_s64 B) { return A = A - B; }
inline v4_s64 Min(v4_s64 A, v4_s64 B)
{
v4_s64 Result = V4S64(Min(A.x, B.x), Min(A.y, B.y), Min(A.z, B.z), Min(A.w, B.w));
return(Result);
}
inline v4_s64 Max(v4_s64 A, v4_s64 B)
{
v4_s64 Result = V4S64(Max(A.x, B.x), Max(A.y, B.y), Max(A.z, B.z), Max(A.w, B.w));
return(Result);
}
//- sixten: Range functions
inline range1_r32 Range1R32(r32 Min, r32 Max)
{
range1_r32 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range1_r32 Range, r32 Value)
{
b32 Result = (Value >= Range.Min) && (Value < Range.Max);
return(Result);
}
inline r32 DimOfRange(range1_r32 Range)
{
r32 Result = Range.Max - Range.Min;
return(Result);
}
inline range1_s32 Range1S32(s32 Min, s32 Max)
{
range1_s32 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range1_s32 Range, s32 Value)
{
b32 Result = (Value >= Range.Min) && (Value < Range.Max);
return(Result);
}
inline s32 DimOfRange(range1_s32 Range)
{
s32 Result = Range.Max - Range.Min;
return(Result);
}
inline range1_s64 Range1S64(s64 Min, s64 Max)
{
range1_s64 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range1_s64 Range, s64 Value)
{
b32 Result = (Value >= Range.Min) && (Value < Range.Max);
return(Result);
}
inline s64 DimOfRange(range1_s64 Range)
{
s64 Result = Range.Max - Range.Min;
return(Result);
}
inline range2_r32 Range2R32(v2_r32 Min, v2_r32 Max)
{
range2_r32 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range2_r32 Range, v2_r32 Value)
{
b32 Result = ((Value.x >= Range.Min.x) && (Value.y >= Range.Min.y) &&
(Value.x < Range.Max.x) && (Value.y < Range.Max.y));
return(Result);
}
inline v2_r32 DimOfRange(range2_r32 Range)
{
v2_r32 Result = Range.Max - Range.Min;
return(Result);
}
inline range2_s32 Range2S32(v2_s32 Min, v2_s32 Max)
{
range2_s32 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range2_s32 Range, v2_s32 Value)
{
b32 Result = ((Value.x >= Range.Min.x) && (Value.y >= Range.Min.y) &&
(Value.x < Range.Max.x) && (Value.y < Range.Max.y));
return(Result);
}
inline v2_s32 DimOfRange(range2_s32 Range)
{
v2_s32 Result = Range.Max - Range.Min;
return(Result);
}
inline range2_s64 Range2S64(v2_s64 Min, v2_s64 Max)
{
range2_s64 Result = {Min, Max};
return(Result);
}
inline b32 InRange(range2_s64 Range, v2_s64 Value)
{
b32 Result = ((Value.x >= Range.Min.x) && (Value.y >= Range.Min.y) &&
(Value.x < Range.Max.x) && (Value.y < Range.Max.y));
return(Result);
}
inline v2_s64 DimOfRange(range2_s64 Range)
{
v2_s64 Result = Range.Max - Range.Min;
return(Result);
}

356
code/core/core_math.h 100644
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@ -0,0 +1,356 @@
/* date = June 19th 2023 10:28 pm */
#ifndef CORE_MATH_H
#define CORE_MATH_H
#include <math.h>
//- sixten: Constants
read_only global r32 InfinityR32 = INFINITY;
read_only global r32 PiR32 = 3.1415926535897f;
read_only global r32 EulersNumberR32 = 2.7182818284590452353602874713527f;
//- sixten: Vector types
union v2_r32
{
struct
{
r32 x, y;
};
r32 E[2];
};
union v2_s32
{
struct
{
s32 x, y;
};
s32 E[2];
};
union v2_s64
{
struct
{
s64 x, y;
};
s64 E[2];
};
union v3_r32
{
struct
{
r32 x, y, z;
};
struct
{
r32 r, g, b;
};
r32 E[3];
};
union v3_s32
{
struct
{
s32 x, y, z;
};
struct
{
s32 r, g, b;
};
s32 E[3];
};
union v3_s64
{
struct
{
s64 x, y, z;
};
struct
{
s64 r, g, b;
};
s64 E[3];
};
union v4_r32
{
struct
{
r32 x, y, z, w;
};
struct
{
r32 r, g, b, a;
};
r32 E[4];
};
union v4_s32
{
struct
{
s32 x, y, z, w;
};
struct
{
s32 r, g, b, a;
};
s32 E[4];
};
union v4_s64
{
struct
{
s64 x, y, z, w;
};
struct
{
s64 r, g, b, a;
};
s64 E[4];
};
#define ConvertV2ToR32(V) V2R32((r32)(V).x, (r32)(V).y)
#define ConvertV2ToS32(V) V2S32((s32)(V).x, (s32)(V).y)
#define ConvertV2ToS64(V) V2S64((s64)(V).x, (s64)(V).y)
#define ConvertV3ToR32(V) V3R32((r32)(V).x, (r32)(V).y, (r32)(V).z)
#define ConvertV3ToS32(V) V3S32((s32)(V).x, (s32)(V).y, (s32)(V).z)
#define ConvertV3ToS64(V) V3S64((s64)(V).x, (s64)(V).y, (s64)(V).z)
#define ConvertV4ToR32(V) V4R32((r32)(V).x, (r32)(V).y, (r32)(V).z, (r32)(V).w)
#define ConvertV4ToS32(V) V4S32((s32)(V).x, (s32)(V).y, (s32)(V).z, (s32)(V).w)
#define ConvertV4ToS64(V) V4S64((s64)(V).x, (s64)(V).y, (s64)(V).z, (s64)(V).w)
//- sixten: Matrix types
// sixten(NOTE): Matrices are treated as column-major.
struct m3x3
{
r32 E[3][3];
};
struct m4x4
{
r32 E[4][4];
};
//- sixten: Range types
struct range1_r32
{
r32 Min, Max;
};
struct range1_s32
{
s32 Min, Max;
};
struct range1_s64
{
s64 Min, Max;
};
struct range2_r32
{
v2_r32 Min, Max;
};
struct range2_s32
{
v2_s32 Min, Max;
};
struct range2_s64
{
v2_s64 Min, Max;
};
//- sixten: Scalar functions
inline r32 Floor(r32 x) { r32 Result = floorf(x); return(Result); }
inline r32 Ceil(r32 x) { r32 Result = ceilf(x); return(Result); }
inline r32 Round(r32 x) { r32 Result = roundf(x); return(Result); }
inline r32 Mod(r32 x, r32 y) { r32 Result = fmodf(x, y); return(Result); }
inline r32 SquareRoot(r32 x) { r32 Result = sqrtf(x); return(Result); }
inline r32 AbsoluteValue(r32 x) { r32 Result = fabsf(x); return(Result); }
inline r32 Sin(r32 x) { r32 Result = sinf(x); return(Result); }
inline r32 Cos(r32 x) { r32 Result = cosf(x); return(Result); }
inline r32 Tan(r32 x) { r32 Result = tanf(x); return(Result); }
inline r32 Pow(r32 Base, r32 Exponent) { r32 Result = powf(Base, Exponent); return(Result); }
inline r32 Log10(r32 x) { r32 Result = log10f(x); return(Result); }
inline r32 Log(r32 x) { r32 Result = logf(x); return(Result); }
inline r32 LinearBlend(r32 a, r32 b, r32 x) { r32 Result = a + (b-a)*x; return(Result); }
inline r32 Min(r32 A, r32 B) { r32 Result = Minimum(A, B); return(Result); }
inline r32 Max(r32 A, r32 B) { r32 Result = Maximum(A, B); return(Result); }
//- sixten: Vector functions
inline v2_r32 V2R32(r32 x, r32 y);
inline v2_r32 operator+(v2_r32 A, v2_r32 B);
inline v2_r32 operator-(v2_r32 A, v2_r32 B);
inline v2_r32 operator*(v2_r32 A, v2_r32 B);
inline v2_r32 operator/(v2_r32 A, v2_r32 B);
inline v2_r32 operator*(v2_r32 A, r32 B);
inline v2_r32 operator+=(v2_r32 &A, v2_r32 B);
inline v2_r32 operator-=(v2_r32 &A, v2_r32 B);
inline v2_r32 operator*=(v2_r32 &A, v2_r32 B);
inline v2_r32 operator/=(v2_r32 &A, v2_r32 B);
inline v2_r32 operator*=(v2_r32 &A, r32 B);
inline r32 Inner(v2_r32 A, v2_r32 B);
inline r32 LengthSquared(v2_r32 V);
inline r32 Length(v2_r32 V);
inline v2_r32 NOZ(v2_r32 V);
inline v2_r32 LinearBlend(v2_r32 A, v2_r32 B, r32 x);
inline v2_r32 Min(v2_r32 A, v2_r32 B);
inline v2_r32 Max(v2_r32 A, v2_r32 B);
inline v2_s32 V2S32(s32 x, s32 y);
inline v2_s32 operator+(v2_s32 A, v2_s32 B);
inline v2_s32 operator-(v2_s32 A, v2_s32 B);
inline v2_s32 operator+=(v2_s32 &A, v2_s32 B);
inline v2_s32 operator-=(v2_s32 &A, v2_s32 B);
inline v2_s32 Min(v2_s32 A, v2_s32 B);
inline v2_s32 Max(v2_s32 A, v2_s32 B);
inline v2_s64 V2S64(s64 x, s64 y);
inline v2_s64 operator+(v2_s64 A, v2_s64 B);
inline v2_s64 operator-(v2_s64 A, v2_s64 B);
inline v2_s64 operator+=(v2_s64 &A, v2_s64 B);
inline v2_s64 operator-=(v2_s64 &A, v2_s64 B);
inline v2_s64 Min(v2_s64 A, v2_s64 B);
inline v2_s64 Max(v2_s64 A, v2_s64 B);
inline v3_r32 V3R32(r32 x, r32 y, r32 z);
inline v3_r32 operator+(v3_r32 A, v3_r32 B);
inline v3_r32 operator-(v3_r32 A, v3_r32 B);
inline v3_r32 operator*(v3_r32 A, v3_r32 B);
inline v3_r32 operator/(v3_r32 A, v3_r32 B);
inline v3_r32 operator*(v3_r32 A, r32 B);
inline v3_r32 operator+=(v3_r32 &A, v3_r32 B);
inline v3_r32 operator-=(v3_r32 &A, v3_r32 B);
inline v3_r32 operator*=(v3_r32 &A, v3_r32 B);
inline v3_r32 operator/=(v3_r32 &A, v3_r32 B);
inline v3_r32 operator*=(v3_r32 &A, r32 B);
inline r32 Inner(v3_r32 A, v3_r32 B);
inline r32 LengthSquared(v3_r32 V);
inline r32 Length(v3_r32 V);
inline v3_r32 NOZ(v3_r32 V);
inline v3_r32 LinearBlend(v3_r32 A, v3_r32 B, r32 x);
inline v3_r32 Cross(v3_r32 A, v3_r32 B);
inline v3_r32 Min(v3_r32 A, v3_r32 B);
inline v3_r32 Max(v3_r32 A, v3_r32 B);
inline v3_s32 V3S32(s32 x, s32 y, s32 z);
inline v3_s32 operator+(v3_s32 A, v3_s32 B);
inline v3_s32 operator-(v3_s32 A, v3_s32 B);
inline v3_s32 operator+=(v3_s32 &A, v3_s32 B);
inline v3_s32 operator-=(v3_s32 &A, v3_s32 B);
inline v3_s32 Min(v3_s32 A, v3_s32 B);
inline v3_s32 Max(v3_s32 A, v3_s32 B);
inline v3_s64 V3S64(s64 x, s64 y, s64 z);
inline v3_s64 operator+(v3_s64 A, v3_s64 B);
inline v3_s64 operator-(v3_s64 A, v3_s64 B);
inline v3_s64 operator+=(v3_s64 &A, v3_s64 B);
inline v3_s64 operator-=(v3_s64 &A, v3_s64 B);
inline v3_s64 Min(v3_s64 A, v3_s64 B);
inline v3_s64 Max(v3_s64 A, v3_s64 B);
inline v4_r32 V4R32(r32 x, r32 y, r32 z, r32 w);
inline v4_r32 operator+(v4_r32 A, v4_r32 B);
inline v4_r32 operator-(v4_r32 A, v4_r32 B);
inline v4_r32 operator*(v4_r32 A, v4_r32 B);
inline v4_r32 operator/(v4_r32 A, v4_r32 B);
inline v4_r32 operator*(v4_r32 A, r32 B);
inline v4_r32 operator+=(v4_r32 &A, v4_r32 B);
inline v4_r32 operator-=(v4_r32 &A, v4_r32 B);
inline v4_r32 operator*=(v4_r32 &A, v4_r32 B);
inline v4_r32 operator/=(v4_r32 &A, v4_r32 B);
inline v4_r32 operator*=(v4_r32 &A, r32 B);
inline r32 Inner(v4_r32 A, v4_r32 B);
inline r32 LengthSquared(v4_r32 V);
inline r32 Length(v4_r32 V);
inline v4_r32 NOZ(v4_r32 V);
inline v4_r32 LinearBlend(v4_r32 A, v4_r32 B, r32 x);
inline v4_r32 Min(v4_r32 A, v4_r32 B);
inline v4_r32 Max(v4_r32 A, v4_r32 B);
inline v4_s32 V4S32(s32 x, s32 y, s32 z, s32 w);
inline v4_s32 operator+(v4_s32 A, v4_s32 B);
inline v4_s32 operator-(v4_s32 A, v4_s32 B);
inline v4_s32 operator+=(v4_s32 &A, v4_s32 B);
inline v4_s32 operator-=(v4_s32 &A, v4_s32 B);
inline v4_s32 Min(v4_s32 A, v4_s32 B);
inline v4_s32 Max(v4_s32 A, v4_s32 B);
inline v4_s64 V4S64(s64 x, s64 y, s64 z, s64 w);
inline v4_s64 operator+(v4_s64 A, v4_s64 B);
inline v4_s64 operator-(v4_s64 A, v4_s64 B);
inline v4_s64 operator+=(v4_s64 &A, v4_s64 B);
inline v4_s64 operator-=(v4_s64 &A, v4_s64 B);
inline v4_s64 Min(v4_s64 A, v4_s64 B);
inline v4_s64 Max(v4_s64 A, v4_s64 B);
//- sixten: Range functions
inline range1_r32 Range1R32(r32 Min, r32 Max);
inline b32 InRange(range1_r32 Range, r32 Value);
inline r32 DimOfRange(range1_r32 Range);
inline range1_s32 Range1S32(s32 Min, s32 Max);
inline b32 InRange(range1_s32 Range, s32 Value);
inline s32 DimOfRange(range1_s32 Range);
inline range1_s64 Range1S64(s64 Min, s64 Max);
inline b32 InRange(range1_s64 Range, s64 Value);
inline s64 DimOfRange(range1_s64 Range);
inline range2_r32 Range2R32(v2_r32 Min, v2_r32 Max);
inline b32 InRange(range2_r32 Range, v2_r32 Value);
inline v2_r32 DimOfRange(range2_r32 Range);
inline range2_s32 Range2S32(v2_s32 Min, v2_s32 Max);
inline b32 InRange(range2_s32 Range, v2_s32 Value);
inline v2_s32 DimOfRange(range2_s32 Range);
inline range2_s64 Range2S64(v2_s64 Min, v2_s64 Max);
inline b32 InRange(range2_s64 Range, v2_s64 Value);
inline v2_s64 DimOfRange(range2_s64 Range);
//- sixten: Shorthand base types
typedef v2_r32 v2;
typedef v3_r32 v3;
typedef v4_r32 v4;
#define V2(...) V2R32(__VA_ARGS__)
#define V3(...) V3R32(__VA_ARGS__)
#define V4(...) V4R32(__VA_ARGS__)
#endif //CORE_MATH_H

154
code/vn_memory.h → code/core/core_memory.cpp
View File

@ -1,60 +1,34 @@
/* date = April 26th 2023 10:11 pm */ //- sixten: Common memory functions
#ifndef VN_MEMORY_H static void Copy(void *Dest, void *Source, umm Count)
#define VN_MEMORY_H
struct memory_arena
{ {
platform_memory_block *CurrentBlock; u8 *Dest8 = (u8 *)Dest;
umm MinimumBlockSize; u8 *Source8 = (u8 *)Source;
s32 TemporaryMemoryCount;
};
struct temporary_memory while(Count--)
{ {
memory_arena *Arena; *Dest8++ = *Source8++;
platform_memory_block *Block; }
umm Used;
};
inline temporary_memory BeginTemporaryMemory(memory_arena *Arena)
{
temporary_memory Result;
Result.Arena = Arena;
Result.Block = Arena->CurrentBlock;
Result.Used = Arena->CurrentBlock ? Arena->CurrentBlock->Used : 0;
++Arena->TemporaryMemoryCount;
return(Result);
} }
inline void EndTemporaryMemory(temporary_memory Temp) static void Fill(void *Dest, u8 Value, umm Count)
{ {
memory_arena *Arena = Temp.Arena; u8 *Dest8 = (u8 *)Dest;
while(Arena->CurrentBlock != Temp.Block)
{
platform_memory_block *MemoryBlock = Arena->CurrentBlock;
Arena->CurrentBlock = MemoryBlock->ArenaPrev;
Platform.DeallocateMemory(MemoryBlock);
}
if(Arena->CurrentBlock) while(Count--)
{ {
Assert(Arena->CurrentBlock->Used >= Temp.Used); *Dest8++ = Value;
Arena->CurrentBlock->Used = Temp.Used;
} }
Assert(Arena->TemporaryMemoryCount > 0);
--Arena->TemporaryMemoryCount;
} }
//- sixten: Memory arena functions
static void Release(memory_arena *Arena) static void Release(memory_arena *Arena)
{ {
while(Arena->CurrentBlock != 0) while(Arena->CurrentBlock != 0)
{ {
platform_memory_block *MemoryBlock = Arena->CurrentBlock; platform_memory_block *MemoryBlock = Arena->CurrentBlock;
b32 IsLastBlock = MemoryBlock->ArenaPrev == 0; b32 IsLastBlock = (MemoryBlock->ArenaPrev == 0);
Arena->CurrentBlock = MemoryBlock->ArenaPrev; Arena->CurrentBlock = MemoryBlock->ArenaPrev;
Platform.DeallocateMemory(MemoryBlock); Platform.DeallocateMemory(MemoryBlock);
@ -65,32 +39,6 @@ static void Release(memory_arena *Arena)
} }
} }
enum arena_push_flag
{
ArenaFlag_ClearToZero = 0x1,
};
struct arena_push_params
{
u32 Flags;
u32 Alignment;
};
inline arena_push_params DefaultArenaParams(void)
{
arena_push_params Params = {};
Params.Flags = ArenaFlag_ClearToZero;
Params.Alignment = 4;
return(Params);
}
inline arena_push_params NoClear(void)
{
arena_push_params Params = DefaultArenaParams();
Params.Flags &= ~ArenaFlag_ClearToZero;
return(Params);
}
inline umm GetAlignmentOffset(memory_arena *Arena, umm Alignment) inline umm GetAlignmentOffset(memory_arena *Arena, umm Alignment)
{ {
umm AlignmentOffset = 0; umm AlignmentOffset = 0;
@ -115,11 +63,7 @@ inline umm GetEffectiveSizeFor(memory_arena *Arena, umm InitialSize, arena_push_
return(Size); return(Size);
} }
#define PushSize(Arena, InitialSize, ...) PushSize_(Arena, InitialSize, __VA_ARGS__) static void *PushSize_(memory_arena *Arena, umm InitialSize, arena_push_params Params)
#define PushStruct(Arena, type, ...) (type *)PushSize_(Arena, sizeof(type), __VA_ARGS__)
#define PushArray(Arena, type, Count, ...) (type *)PushSize_(Arena, sizeof(type)*Count, __VA_ARGS__)
inline void *PushSize_(memory_arena *Arena, umm InitialSize, arena_push_params Params = DefaultArenaParams())
{ {
void *Result = 0; void *Result = 0;
@ -157,12 +101,14 @@ inline void *PushSize_(memory_arena *Arena, umm InitialSize, arena_push_params P
if(Params.Flags & ArenaFlag_ClearToZero) if(Params.Flags & ArenaFlag_ClearToZero)
{ {
ZeroSize(Result, InitialSize); Fill(Result, 0, InitialSize);
} }
return(Result); return(Result);
} }
//- sixten: Bootsrapping helpers
static void *BootstrapPushSize(umm Size, umm OffsetToArena) static void *BootstrapPushSize(umm Size, umm OffsetToArena)
{ {
memory_arena Arena = {}; memory_arena Arena = {};
@ -172,54 +118,36 @@ static void *BootstrapPushSize(umm Size, umm OffsetToArena)
return(Result); return(Result);
} }
#define BootstrapPushStruct(type, Member) (type *)BootstrapPushSize(sizeof(type), OffsetOf(type, Member)) //- sixten: Temporary memory functions
static string PushString(memory_arena *Arena, string String) static temporary_memory BeginTemporaryMemory(memory_arena *Arena)
{ {
string Result = MakeString(PushArray(Arena, char, String.Count + 1), String.Count); temporary_memory Result;
Copy(Result.Data, String.Data, String.Count); Result.Arena = Arena;
Result.Block = Arena->CurrentBlock;
Result.Used = Arena->CurrentBlock ? Arena->CurrentBlock->Used : 0;
Result.Data[Result.Count] = 0; ++Arena->TemporaryMemoryCount;
return(Result); return(Result);
} }
static string PushFormatVariadic(memory_arena *Arena, char *Format, va_list Arguments) static void EndTemporaryMemory(temporary_memory Temp)
{ {
va_list ArgumentsCopy; memory_arena *Arena = Temp.Arena;
va_copy(ArgumentsCopy, Arguments); while(Arena->CurrentBlock != Temp.Block)
{
platform_memory_block *MemoryBlock = Arena->CurrentBlock;
Arena->CurrentBlock = MemoryBlock->ArenaPrev;
Platform.DeallocateMemory(MemoryBlock);
}
string Result; if(Arena->CurrentBlock)
Result.Count = stbsp_vsnprintf(0, 0, Format, ArgumentsCopy); {
Result.Data = (u8 *)PushSize(Arena, Result.Count + 1, NoClear()); Assert(Arena->CurrentBlock->Used >= Temp.Used);
Result.Data[Result.Count] = 0; Arena->CurrentBlock->Used = Temp.Used;
}
stbsp_vsnprintf((char *)Result.Data, (s32)Result.Count + 1, Format, Arguments); Assert(Arena->TemporaryMemoryCount > 0);
--Arena->TemporaryMemoryCount;
return(Result);
} }
inline string PushFormat(memory_arena *Arena, char *Format, ...)
{
va_list Arguments;
va_start(Arguments, Format);
string Result = PushFormatVariadic(Arena, Format, Arguments);
va_end(Arguments);
return(Result);
}
// sixten(TODO): Scuffed AF. Need to make a proper "core" of the codebase.
inline s64 StringLength(char *String);
inline string PushCString(memory_arena *Arena, char *CString)
{
string Result;
Result.Count = StringLength(CString);
Result.Data = PushArray(Arena, u8, Result.Count);
Copy(Result.Data, CString, Result.Count);
return(Result);
}
#endif //VN_MEMORY_H

76
code/core/core_memory.h 100644
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@ -0,0 +1,76 @@
/* date = June 19th 2023 10:07 pm */
#ifndef CORE_MEMORY_H
#define CORE_MEMORY_H
//- sixten: Common memory functions
static void Copy(void *Dest, void *Source, umm Count);
static void Fill(void *Dest, u8 Value, umm Count);
//- sixten: Memory arena types
struct platform_memory_block;
struct memory_arena
{
platform_memory_block *CurrentBlock;
umm MinimumBlockSize;
s32 TemporaryMemoryCount;
};
struct temporary_memory
{
memory_arena *Arena;
platform_memory_block *Block;
umm Used;
};
//- sixten: Arena push flags
enum arena_push_flag
{
ArenaFlag_ClearToZero = 0x1,
};
struct arena_push_params
{
u32 Flags;
u32 Alignment;
};
inline arena_push_params DefaultArenaParams(void)
{
arena_push_params Params = {};
Params.Flags = ArenaFlag_ClearToZero;
Params.Alignment = 4;
return(Params);
}
inline arena_push_params NoClear(void)
{
arena_push_params Params = DefaultArenaParams();
Params.Flags &= ~ArenaFlag_ClearToZero;
return(Params);
}
//- sixten: Memory arena functions
static void Release(memory_arena *Arena);
#define PushSize(Arena, InitialSize, ...) PushSize_(Arena, InitialSize, __VA_ARGS__)
#define PushStruct(Arena, type, ...) (type *)PushSize_(Arena, sizeof(type), __VA_ARGS__)
#define PushArray(Arena, type, Count, ...) (type *)PushSize_(Arena, sizeof(type)*Count, __VA_ARGS__)
static void *PushSize_(memory_arena *Arena, umm InitialSize, arena_push_params Params = DefaultArenaParams());
//- sixten: Bootstrapping helpers
#define BootstrapPushStruct(type, Member) (type *)BootstrapPushSize(sizeof(type), OffsetOf(type, Member))
static void *BootstrapPushSize(umm Size, umm OffsetToArena);
//- sixten: Temporary memory functions
static temporary_memory BeginTemporaryMemory(memory_arena *Arena);
static void EndTemporaryMemory(temporary_memory Temp);
#endif //CORE_MEMORY_H

405
code/vn_string.h → code/core/core_string.cpp
View File

@ -1,7 +1,7 @@
/* date = May 7th 2023 9:01 pm */ #define STB_SPRINTF_IMPLEMENTATION
#include "third_party/stb_sprintf.h"
#ifndef VN_STRING_H //~ sixten: Char funcitons
#define VN_STRING_H
inline b32 IsWhitespace(char C) inline b32 IsWhitespace(char C)
{ {
@ -24,39 +24,26 @@ inline b32 IsLetter(char C)
return(Result); return(Result);
} }
inline s64 StringLength(char *String)
//~ sixten: String functions
//- sixten: Basic constructors
inline string MakeString(u8 *Data, s64 Count)
{ {
s64 Result = 0; string Result = {Count, Data};
while(*String++)
{
++Result;
}
return(Result); return(Result);
} }
inline string MakeStringFromCString(char *Data) inline string MakeString(char *CString)
{ {
string Result = {StringLength(Data), (u8 *)Data}; string Result = {StringLength(CString), (u8 *)CString};
return(Result); return(Result);
} }
inline u64 HashString(string String) //- sixten: Equality
{
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); static b32 AreEqual(string A, string B)
}
inline b32 AreEqual(string A, string B)
{ {
b32 Result = false; b32 Result = false;
if(A.Count == B.Count) if(A.Count == B.Count)
@ -78,7 +65,49 @@ inline b32 AreEqual(string A, string B)
return(Result); return(Result);
} }
inline s64 FirstIndexOf(string String, char Char) //- sixten: Substring
static string Substring(string String, range1_s64 Range)
{
string Result = MakeString(String.Data + Range.Min, DimOfRange(Range));
return(Result);
}
static string Prefix(string String, s64 Count)
{
range1_s64 Range = Range1S64(0, Count);
string Result = Substring(String, Range);
return(Result);
}
static string Suffix(string String, s64 Count)
{
range1_s64 Range = Range1S64(String.Count - Count, String.Count);
string Result = Substring(String, Range);
return(Result);
}
//- sixten: Hashing
static 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;
}
return(Result);
}
//- sixten: Searching
static s64 FirstIndexOf(string String, char Char)
{ {
s64 Result = -1; s64 Result = -1;
for(s64 Index = 0; for(s64 Index = 0;
@ -94,7 +123,7 @@ inline s64 FirstIndexOf(string String, char Char)
return(Result); return(Result);
} }
inline s64 LastIndexOf(string String, char Char) static s64 LastIndexOf(string String, char Char)
{ {
s64 Result = -1; s64 Result = -1;
for(s64 Index = String.Count-1; for(s64 Index = String.Count-1;
@ -110,26 +139,94 @@ inline s64 LastIndexOf(string String, char Char)
return(Result); return(Result);
} }
inline s64 LastIndexOf(string String, string Substring) static s64 FirstIndexOf(string String, string Sub)
{ {
s64 Result = -1; s64 Result = -1;
if(String.Count >= Substring.Count) if(String.Count >= Sub.Count)
{ {
for(s64 Index = String.Count-Substring.Count; for(s64 Index = 0;
Index >= 0; Index < String.Count - Sub.Count;
--Index) ++Index)
{ {
string ToCheck = MakeString((char *)String.Data + Index, Substring.Count); string ToCheck = Substring(String, Range1S64(Index, Index + Sub.Count));
if(AreEqual(ToCheck, Substring)) if(AreEqual(ToCheck, Sub))
{ {
Result = Index; Result = Index;
break; break;
} }
} }
} }
return(Result); return(Result);
} }
static s64 LastIndexOf(string String, string Sub)
{
s64 Result = -1;
if(String.Count >= Sub.Count)
{
for(s64 Index = String.Count - Sub.Count - 1;
Index >= 0;
--Index)
{
string ToCheck = Substring(String, Range1S64(Index, Index + Sub.Count));
if(AreEqual(ToCheck, Sub))
{
Result = Index;
break;
}
}
}
return(Result);
}
//- sixten: Allocation
static string PushString(memory_arena *Arena, string String)
{
string Result;
Result.Data = PushArray(Arena, u8, String.Count, NoClear());
Result.Count = String.Count;
Copy(Result.Data, String.Data, String.Count);
return(Result);
}
static string PushFormatVariadic(memory_arena *Arena, char *Format, va_list Arguments)
{
va_list ArgumentsCopy;
va_copy(ArgumentsCopy, Arguments);
string Result;
Result.Count = stbsp_vsnprintf(0, 0, Format, ArgumentsCopy);
Result.Data = PushArray(Arena, u8, Result.Count + 1, NoClear());
Result.Data[Result.Count] = 0;
stbsp_vsnprintf((char *)Result.Data, (s32)Result.Count + 1, Format, Arguments);
return(Result);
}
static string PushFormat(memory_arena *Arena, char *Format, ...)
{
va_list Arguments;
va_start(Arguments, Format);
string Result = PushFormatVariadic(Arena, Format, Arguments);
va_end(Arguments);
return(Result);
}
static string PushCString(memory_arena *Arena, char *CString)
{
string String = MakeString(CString);
string Result = PushString(Arena, String);
return(Result);
}
//- sixten: Conversion
static s64 ConvertStringToS64(string String) static s64 ConvertStringToS64(string String)
{ {
s64 Result = 0; s64 Result = 0;
@ -151,13 +248,13 @@ static s64 ConvertStringToS64(string String)
if(IsNegative) if(IsNegative)
{ {
Result = -Result; Result = -Result;;
} }
return(Result); return(Result);
} }
static string ConvertS64ToString(s64 Value, memory_arena *Arena) static string ConvertS64ToString(memory_arena *Arena, s64 Value)
{ {
b32 IsNegative = (Value < 0); b32 IsNegative = (Value < 0);
if(IsNegative) if(IsNegative)
@ -188,25 +285,113 @@ static string ConvertS64ToString(s64 Value, memory_arena *Arena)
return(String); return(String);
} }
static string Substring(string String, range_s64 Range) static string StringFromCodepoint(memory_arena *Arena, u32 Codepoint)
{ {
string Result = MakeString((char *)String.Data + Range.Min, DimOfRange(Range)); char Buffer[5] = {};
UTF8FromCodepoint((u8 *)Buffer, Codepoint);
string Result = PushCString(Arena, Buffer);
return(Result); return(Result);
} }
static string Prefix(string String, s64 Count) //- sixten: "C Style" strings
{
range_s64 Range = RangeS64(0, Count); static s64 StringLength(char *String)
{
s64 Result = 0;
while(*String++)
{
++Result;
}
string Result = Substring(String, Range);
return(Result); return(Result);
} }
static string Suffix(string String, s64 Count)
{
range_s64 Range = RangeS64(String.Count - Count, String.Count);
string Result = Substring(String, Range); //~ sixten: String list
static void AppendString(string_list *List, string String, memory_arena *Arena)
{
string_node *Node = PushStruct(Arena, string_node);
Node->String = String;
List->TotalCount += String.Count;
DLLInsertLast(List->First, List->Last, Node);
}
static string JoinStringList(string_list *List, memory_arena *Arena)
{
u8 *Buffer = PushArray(Arena, u8, List->TotalCount + 1);
Buffer[List->TotalCount] = 0;
s64 GlobalIndex = 0;
for(string_node *Node = List->First;
Node != 0;
Node = Node->Next)
{
string String = Node->String;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
Buffer[GlobalIndex++] = String.Data[Index];
}
}
string Result = MakeString(Buffer, List->TotalCount);
return(Result);
}
//~ sixten: Unicode
static utf8_iterator IterateUTF8String(string String)
{
utf8_iterator Iter = {};
Iter.Data = String;
Advance(&Iter);
return(Iter);
}
static void Advance(utf8_iterator *Iter)
{
u8 *At = Iter->Data.Data + Iter->Index;
if(Iter->Index < Iter->Data.Count)
{
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;
}
}
else
{
Iter->Codepoint = 0;
}
}
static b32 IsValid(utf8_iterator *Iter)
{
b32 Result = (Iter->Codepoint != 0);
return(Result); return(Result);
} }
@ -247,127 +432,3 @@ static s64 UTF8FromCodepoint(u8 *Out, u32 Codepoint)
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);
}
// sixten(TODO): Remove this forward decl.
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);
string Result = PushCString(Arena, Buffer);
return(Result);
}
struct utf8_iterator
{
string Data;
s64 Index;
u32 Codepoint;
};
inline void Advance(utf8_iterator *Iter)
{
u8 *At = Iter->Data.Data + Iter->Index;
if(Iter->Index < Iter->Data.Count)
{
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;
}
}
else
{
Iter->Codepoint = 0;
}
}
inline utf8_iterator IterateUTF8String(string String)
{
utf8_iterator Iter = {};
Iter.Data = String;
Advance(&Iter);
return(Iter);
}
static void AppendString(string_list *List, string String, memory_arena *Arena)
{
string_node *Node = PushStruct(Arena, string_node);
Node->String = String;
List->TotalCount += String.Count;
DLLInsertLast(List->First, List->Last, Node);
}
static string JoinStringList(string_list *List, memory_arena *Arena)
{
u8 *Buffer = PushArray(Arena, u8, List->TotalCount + 1);
Buffer[List->TotalCount] = 0;
s64 GlobalIndex = 0;
for(string_node *Node = List->First;
Node != 0;
Node = Node->Next)
{
string String = Node->String;
for(s64 Index = 0;
Index < String.Count;
++Index)
{
Buffer[GlobalIndex++] = String.Data[Index];
}
}
string Result = MakeString((char *)Buffer, List->TotalCount);
return(Result);
}
#endif //VN_STRING_H

111
code/core/core_string.h 100644
View File

@ -0,0 +1,111 @@
/* date = June 19th 2023 9:15 pm */
#ifndef CORE_STRING_H
#define CORE_STRING_H
/////////////////////////////////////
//~ sixten: String types
struct string
{
s64 Count;
u8 *Data;
};
typedef string buffer;
struct string_node
{
string String;
string_node *Next;
string_node *Prev;
};
struct string_list
{
string_node *First;
string_node *Last;
s64 TotalCount;
};
//~ sixten: Char funcitons
inline b32 IsWhitespace(char C);
inline b32 IsDigit(char C);
inline b32 IsLetter(char C);
//~ sixten: String functions
//- sixten: Basic constructors
inline string MakeString(u8 *Data, s64 Count);
inline string MakeString(char *CString);
#define StrLit(String) MakeString((u8 *)String, ArrayCount(String) - 1)
//- sixten: Equality
static b32 AreEqual(string A, string B);
//- sixten: Substring
static string Substring(string String, range1_s64 Range);
static string Prefix(string String, s64 Count);
static string Suffix(string String, s64 Count);
//- sixten: Hashing
static u64 HashString(string String);
//- sixten: Searching
static s64 FirstIndexOf(string String, char Char);
static s64 LastIndexOf(string String, char Char);
static s64 FirstIndexOf(string String, string Sub);
static s64 LastIndexOf(string String, string Sub);
//- sixten: Allocation
static string PushString(memory_arena *Arena, string String);
static string PushFormatVariadic(memory_arena *Arena, char *Format, va_list Arguments);
static string PushFormat(memory_arena *Arena, char *Format, ...);
static string PushCString(memory_arena *Arena, char *String);
//- sixten: Conversion
static s64 ConvertStringToS64(string String);
static string ConvertS64ToString(memory_arena *Arena, s64 Value);
static string StringFromCodepoint(memory_arena *Arena, u32 Codepoint);
//- sixten: "C Style" strings
static s64 StringLength(char *String);
//~ sixten: String list
static void AppendString(string_list *List, string String, memory_arena *Arena);
static string JoinStringList(string_list *List, memory_arena *Arena);
//~ sixten: Unicode
struct utf8_iterator
{
// sixten: Input
string Data;
s64 Index;
// sixten: Output
u32 Codepoint;
};
static utf8_iterator IterateUTF8String(string String);
static void Advance(utf8_iterator *Iter);
static b32 IsValid(utf8_iterator *Iter);
static s64 UTF8FromCodepoint(u8 *Out, u32 Codepoint);
#endif //CORE_STRING_H

45
code/core/core_thread_context.cpp 100644
View File

@ -0,0 +1,45 @@
per_thread thread_context *ThreadLocal_ThreadContext = 0;
static void SetThreadContext(thread_context *Context)
{
ThreadLocal_ThreadContext = Context;
}
static thread_context *GetThreadContext(void)
{
return(ThreadLocal_ThreadContext);
}
static temporary_memory GetScratch(memory_arena **Conflicts, u64 ConflictCount)
{
temporary_memory Scratch = {};
thread_context *Context = GetThreadContext();
for(u64 ArenaIndex = 0;
ArenaIndex < ArrayCount(Context->Arenas);
++ArenaIndex)
{
b32 FoundConflict = false;
for(u64 ConflictIndex = 0;
ConflictIndex < ConflictCount;
++ConflictIndex)
{
memory_arena *Conflict = Conflicts[ConflictIndex];
if(Conflict == Context->Arenas + ArenaIndex)
{
FoundConflict = true;
break;
}
}
if(!FoundConflict)
{
Scratch = BeginTemporaryMemory(Context->Arenas + ArenaIndex);
break;
}
}
Assert(Scratch.Arena);
return(Scratch);
}

19
code/core/core_thread_context.h 100644
View File

@ -0,0 +1,19 @@
/* date = June 21st 2023 6:51 pm */
#ifndef CORE_THREAD_CONTEXT_H
#define CORE_THREAD_CONTEXT_H
struct thread_context
{
memory_arena Arenas[2];
};
//- sixten: Thread state management
static void SetThreadContext(thread_context *Context);
static thread_context *GetThreadContext(void);
//- sixten: Scratch
static temporary_memory GetScratch(memory_arena **Conflicts = 0, u64 ConflictCount = 0);
#define ReleaseScratch(Scratch) EndTemporaryMemory(Scratch)
#endif //CORE_THREAD_CONTEXT_H

2
code/opengl_render.cpp
View File

@ -430,7 +430,7 @@ static opengl_context OpenGL_SetupContext(vn_render_commands *RenderCommands, um
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
u32 WhiteData = 0xFFFFFFFF; u32 WhiteData = 0xFFFFFFFF;
RenderCommands->WhiteTexture = OpenGL_AllocateTexture(V2S(1, 1), Render_TextureFormat_RGBA8, &WhiteData); RenderCommands->WhiteTexture = OpenGL_AllocateTexture(V2S32(1, 1), Render_TextureFormat_RGBA8, &WhiteData);
RenderCommands->AllocateTexture = OpenGL_AllocateTexture; RenderCommands->AllocateTexture = OpenGL_AllocateTexture;
RenderCommands->FillRegion = OpenGL_FillRegion; RenderCommands->FillRegion = OpenGL_FillRegion;

2
code/opengl_render.h
View File

@ -10,7 +10,7 @@ struct opengl_texture
{ {
u32 ID; u32 ID;
render_texture_format Format; render_texture_format Format;
v2s Dim; v2_s32 Dim;
}; };
struct quad_program struct quad_program

2
code/vn_config.cpp
View File

@ -253,7 +253,7 @@ static void Config_WriteFile(config *Config)
IntegerValue = *(s64 *)Entry->Target; IntegerValue = *(s64 *)Entry->Target;
} }
string Value = ConvertS64ToString(IntegerValue, Scratch.Arena); string Value = ConvertS64ToString(Scratch.Arena, IntegerValue);
AppendString(&Out, Value, Scratch.Arena); AppendString(&Out, Value, Scratch.Arena);
} }
else if(Entry->Type == Config_Entry_B32) else if(Entry->Type == Config_Entry_B32)

19
code/vn_font.cpp
View File

@ -23,7 +23,7 @@ static void RasterizeGlyph(glyph_atlas *Atlas, font_id Font, glyph *Glyph, u32 C
s32 InternalIndex = (s32)(Glyph - Atlas->Glyphs); s32 InternalIndex = (s32)(Glyph - Atlas->Glyphs);
s32 GlyphsPerRow = Atlas->BitmapSize / Atlas->GlyphSize; s32 GlyphsPerRow = Atlas->BitmapSize / Atlas->GlyphSize;
v2s BaseTextureOffset = V2S((InternalIndex % GlyphsPerRow)*Atlas->GlyphSize, v2_s32 BaseTextureOffset = V2S32((InternalIndex % GlyphsPerRow)*Atlas->GlyphSize,
(InternalIndex / GlyphsPerRow)*Atlas->GlyphSize); (InternalIndex / GlyphsPerRow)*Atlas->GlyphSize);
int GlyphIndex = stbtt_FindGlyphIndex(Info, Codepoint); int GlyphIndex = stbtt_FindGlyphIndex(Info, Codepoint);
@ -32,7 +32,7 @@ static void RasterizeGlyph(glyph_atlas *Atlas, font_id Font, glyph *Glyph, u32 C
(r32)Subpixel/GLYPH_SUBPIXEL_SEGMENTS, 0, (r32)Subpixel/GLYPH_SUBPIXEL_SEGMENTS, 0,
&Glyph->P0.x, &Glyph->P0.y, &Glyph->P1.x, &Glyph->P1.y); &Glyph->P0.x, &Glyph->P0.y, &Glyph->P1.x, &Glyph->P1.y);
ZeroSize(Atlas->BitmapBuffer, Atlas->GlyphSize*Atlas->GlyphSize); Fill(Atlas->BitmapBuffer, 0, Atlas->GlyphSize*Atlas->GlyphSize);
stbtt_MakeGlyphBitmapSubpixel(Info, Atlas->BitmapBuffer, stbtt_MakeGlyphBitmapSubpixel(Info, Atlas->BitmapBuffer,
Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize, Atlas->GlyphSize,
Scale, Scale, Scale, Scale,
@ -46,13 +46,13 @@ static void RasterizeGlyph(glyph_atlas *Atlas, font_id Font, glyph *Glyph, u32 C
Glyph->Offset.y = Glyph->P0.y + (LoadedFont->Ascent + LoadedFont->LineGap)*Scale; Glyph->Offset.y = Glyph->P0.y + (LoadedFont->Ascent + LoadedFont->LineGap)*Scale;
v2s Dim = Glyph->P1 - Glyph->P0; v2_s32 Dim = Glyph->P1 - Glyph->P0;
Glyph->P0 = BaseTextureOffset; Glyph->P0 = BaseTextureOffset;
Glyph->P1 = BaseTextureOffset + Dim + V2S(2, 2); Glyph->P1 = BaseTextureOffset + Dim + V2S32(2, 2);
Atlas->RenderCommands->FillRegion(Atlas->Texture, Atlas->RenderCommands->FillRegion(Atlas->Texture,
BaseTextureOffset, V2S(Atlas->GlyphSize, Atlas->GlyphSize), BaseTextureOffset, V2S32(Atlas->GlyphSize, Atlas->GlyphSize),
Atlas->BitmapBuffer); Atlas->BitmapBuffer);
} }
@ -111,7 +111,7 @@ static glyph_atlas *CreateGlyphAtlas(vn_render_commands *RenderCommands,
Atlas->Glyphs = PushArray(&Atlas->Arena, glyph, Atlas->MaxGlyphCount); Atlas->Glyphs = PushArray(&Atlas->Arena, glyph, Atlas->MaxGlyphCount);
Atlas->RenderCommands = RenderCommands; Atlas->RenderCommands = RenderCommands;
Atlas->Texture = RenderCommands->AllocateTexture(V2S(BitmapSize, BitmapSize), Render_TextureFormat_R8, 0); Atlas->Texture = RenderCommands->AllocateTexture(V2S32(BitmapSize, BitmapSize), Render_TextureFormat_R8, 0);
Atlas->Fonts[Font_Regular].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/Roboto-Regular.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_Bold].Data = Platform_ReadEntireFile(&Atlas->Arena, StrLit("fonts/Roboto-Bold.ttf"));
@ -142,7 +142,7 @@ static void PushText(render_group *Group, glyph_atlas *Atlas, font_id Font,
r32 Oversample = 2; r32 Oversample = 2;
for(utf8_iterator Iter = IterateUTF8String(Text); for(utf8_iterator Iter = IterateUTF8String(Text);
Iter.Codepoint != 0; IsValid(&Iter);
Advance(&Iter)) Advance(&Iter))
{ {
u32 Codepoint = Iter.Codepoint; u32 Codepoint = Iter.Codepoint;
@ -154,12 +154,13 @@ static void PushText(render_group *Group, glyph_atlas *Atlas, font_id Font,
GlyphP.x += Glyph->Offset.x/Oversample; GlyphP.x += Glyph->Offset.x/Oversample;
GlyphP.y += Glyph->Offset.y/Oversample; GlyphP.y += Glyph->Offset.y/Oversample;
v2 RenderDim = V2(Glyph->P1 - Glyph->P0); v2 RenderDim = ConvertV2ToR32(Glyph->P1 - Glyph->P0);
v2 Dim = RenderDim; v2 Dim = RenderDim;
Dim.x /= Oversample; Dim.x /= Oversample;
Dim.y /= 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, ConvertV2ToR32(Glyph->P0), RenderDim,
Color, Color, Color, Color, 0, 0, 0, Atlas->Texture);
P.x += Glyph->Advance/Oversample; P.x += Glyph->Advance/Oversample;
} }

4
code/vn_font.h
View File

@ -64,8 +64,8 @@ struct glyph
r32 Size; r32 Size;
s32 Subpixel; s32 Subpixel;
v2s P0; v2_s32 P0;
v2s P1; v2_s32 P1;
v2 Offset; v2 Offset;
r32 Advance; r32 Advance;
}; };

144
code/vn_math.h
View File

@ -1,144 +0,0 @@
/* date = April 29th 2023 3:06 pm */
#ifndef VN_MATH_H
#define VN_MATH_H
#include "math.h"
inline r32 Round(r32 Value)
{
r32 Result = roundf(Value);
return(Result);
}
inline r32 Floor(r32 Value)
{
r32 Result = floorf(Value);
return(Result);
}
inline r32 Ceil(r32 Value)
{
r32 Result = ceilf(Value);
return(Result);
}
inline r32 Log(r32 Value)
{
r32 Result = logf(Value);
return(Result);
}
inline r32 Pow(r32 Base, r32 Exponent)
{
r32 Result = powf(Base, Exponent);
return(Result);
}
inline r32 AbsoluteValue(r32 Value)
{
r32 Result = fabsf(Value);
return(Result);
}
inline b32 AreAlmostEqual(r32 A, r32 B)
{
b32 Result = false;
r32 Epsilon = 0.001;
if(AbsoluteValue(A - B) < Epsilon)
{
Result = true;
}
return(Result);
}
inline s64 Min(s64 A, s64 B)
{
s64 Result = Minimum(A, B);
return(Result);
}
inline s64 Max(s64 A, s64 B)
{
s64 Result = Maximum(A, B);
return(Result);
}
inline v2s operator+(v2s A, v2s B)
{
v2s Result = {A.x + B.x, A.y + B.y};
return(Result);
}
inline v2s operator-(v2s A, v2s B)
{
v2s Result = {A.x - B.x, A.y - B.y};
return(Result);
}
inline v2s operator+=(v2s &A, v2s B) { return A = A + B; }
inline v2s operator-=(v2s &A, v2s B) { return A = A - B; }
inline v2 operator+(v2 A, v2 B)
{
v2 Result = {A.x + B.x, A.y + B.y};
return(Result);
}
inline v2 operator-(v2 A, v2 B)
{
v2 Result = {A.x - B.x, A.y - B.y};
return(Result);
}
inline v2 operator*(v2 A, r32 B)
{
v2 Result = {A.x*B, A.y*B};
return(Result);
}
inline v2 operator+=(v2 &A, v2 B) { return A = A + B; }
inline v2 operator-=(v2 &A, v2 B) { return A = A - B; }
inline v2 Min(v2 A, v2 B)
{
v2 Result = V2(Minimum(A.x, B.x), Minimum(A.y, B.y));
return(Result);
}
inline v2 Max(v2 A, v2 B)
{
v2 Result = V2(Maximum(A.x, B.x), Maximum(A.y, B.y));
return(Result);
}
inline v4 operator+(v4 A, v4 B)
{
v4 Result = {A.x + B.x, A.y + B.y, A.z + B.z, A.w + B.w};
return(Result);
}
inline v4 operator-(v4 A, v4 B)
{
v4 Result = {A.x - B.x, A.y - B.y, A.z - B.z, A.w - B.w};
return(Result);
}
inline v4 operator*(v4 A, r32 B)
{
v4 Result = {A.x*B, A.y*B, A.z*B, A.w*B};
return(Result);
}
inline v4 operator+=(v4 &A, v4 B) { return A = A + B; }
inline v4 operator-=(v4 &A, v4 B) { return A = A - B; }
inline v4 LinearBlend(v4 A, v4 B, r32 C)
{
v4 Result = A + (B - A) * C;
return(Result);
}
#endif //VN_MATH_H

19
code/vn_platform.h
View File

@ -3,7 +3,11 @@
#ifndef VN_PLATFORM_H #ifndef VN_PLATFORM_H
#define VN_PLATFORM_H #define VN_PLATFORM_H
#include "vn_core.h" #include "core/core.h"
#include "core/core_math.h"
#include "core/core_memory.h"
#include "core/core_string.h"
#include "core/core_thread_context.h"
// sixten: Services the platform provides to the application // sixten: Services the platform provides to the application
@ -172,10 +176,10 @@ static platform_api Platform;
#include "vn_render.h" #include "vn_render.h"
#define RENDER_ALLOCATE_TEXTURE(name) render_handle name(v2s Dim, render_texture_format Format, void *Data) #define RENDER_ALLOCATE_TEXTURE(name) render_handle name(v2_s32 Dim, render_texture_format Format, void *Data)
typedef RENDER_ALLOCATE_TEXTURE(render_allocate_texture); typedef RENDER_ALLOCATE_TEXTURE(render_allocate_texture);
#define RENDER_FILL_REGION(name) void name(render_handle Handle, v2s DestP, v2s DestDim, void *Data) #define RENDER_FILL_REGION(name) void name(render_handle Handle, v2_s32 DestP, v2_s32 DestDim, void *Data)
typedef RENDER_FILL_REGION(render_fill_region); typedef RENDER_FILL_REGION(render_fill_region);
struct vn_render_commands struct vn_render_commands
@ -200,10 +204,6 @@ struct vn_render_commands
v2 RenderDim; v2 RenderDim;
}; };
#include "vn_memory.h"
#include "vn_string.h"
#include "vn_thread_context.h"
// sixten: Services the application provides to the platform // sixten: Services the application provides to the platform
struct vn_input struct vn_input
@ -231,4 +231,9 @@ struct vn_memory
#define VN_UPDATE_AND_RENDER(name) void name(thread_context *ThreadContext, vn_memory *Memory, vn_input *Input, vn_render_commands *RenderCommands) #define VN_UPDATE_AND_RENDER(name) void name(thread_context *ThreadContext, vn_memory *Memory, vn_input *Input, vn_render_commands *RenderCommands)
typedef VN_UPDATE_AND_RENDER(vn_update_and_render); typedef VN_UPDATE_AND_RENDER(vn_update_and_render);
#include "core/core_math.cpp"
#include "core/core_memory.cpp"
#include "core/core_string.cpp"
#include "core/core_thread_context.cpp"
#endif //VN_PLATFORM_H #endif //VN_PLATFORM_H

6
code/vn_render.cpp
View File

@ -9,9 +9,9 @@ inline b32 AreEqual(render_handle A, render_handle B)
return(Result); return(Result);
} }
inline v2s GetTextureDim(render_handle Handle) inline v2_s32 GetTextureDim(render_handle Handle)
{ {
v2s Result = V2S(Handle.U32[2], Handle.U32[3]); v2_s32 Result = V2S32(Handle.U32[2], Handle.U32[3]);
return(Result); return(Result);
} }
@ -42,7 +42,7 @@ static void *PushCommand_(render_group *Group, render_command_type Type, u64 Siz
Result = Commands->PushBufferAt; Result = Commands->PushBufferAt;
Commands->PushBufferAt += Size; Commands->PushBufferAt += Size;
ZeroSize(Result, Size); Fill(Result, 0, Size);
} }
else else
{ {

10
code/vn_text_op.h
View File

@ -5,7 +5,7 @@
struct text_op struct text_op
{ {
range_s64 Range; range1_s64 Range;
string ReplaceString; string ReplaceString;
string CopyString; string CopyString;
s64 NewCursor; s64 NewCursor;
@ -224,7 +224,7 @@ static text_op TextOpFromAction(memory_arena *Arena, string String,
Op.NewCursor = State->Cursor; Op.NewCursor = State->Cursor;
Op.NewMark = State->Mark; Op.NewMark = State->Mark;
Op.Range = RangeS64(0, 0); Op.Range = Range1S64(0, 0);
Op.ReplaceString = StrLit(""); Op.ReplaceString = StrLit("");
s64 Delta = 0; s64 Delta = 0;
@ -264,7 +264,7 @@ static text_op TextOpFromAction(memory_arena *Arena, string String,
if(Action->Flags & TextActionFlag_Delete) if(Action->Flags & TextActionFlag_Delete)
{ {
Op.Range = RangeS64(Op.NewCursor, Op.NewMark); Op.Range = Range1S64(Op.NewCursor, Op.NewMark);
Op.NewCursor = Op.NewMark = Op.Range.Min; Op.NewCursor = Op.NewMark = Op.Range.Min;
} }
@ -275,12 +275,12 @@ static text_op TextOpFromAction(memory_arena *Arena, string String,
if(State->Cursor == State->Mark) if(State->Cursor == State->Mark)
{ {
Op.NewCursor += Op.ReplaceString.Count; Op.NewCursor += Op.ReplaceString.Count;
Op.Range = RangeS64(State->Cursor, State->Cursor); Op.Range = Range1S64(State->Cursor, State->Cursor);
} }
else else
{ {
Op.NewCursor += Op.ReplaceString.Count; Op.NewCursor += Op.ReplaceString.Count;
Op.Range = RangeS64(State->Cursor, State->Mark); Op.Range = Range1S64(State->Cursor, State->Mark);
} }
} }

213
code/vn_types.h
View File

@ -1,213 +0,0 @@
/* date = April 26th 2023 4:55 pm */
#ifndef VN_TYPES_H
#define VN_TYPES_H
#include <stdint.h>
#include <intrin.h>
#include <stdarg.h>
typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;
typedef int8_t s8;
typedef int16_t s16;
typedef int32_t s32;
typedef int64_t s64;
typedef float r32;
typedef double r64;
typedef u8 b8;
typedef u16 b16;
typedef u32 b32;
typedef uintptr_t umm;
typedef intptr_t smm;
#define U8_Min 0x00
#define U8_Max 0xFF
#define U16_Min 0x0000
#define U16_Max 0xFFFF
#define U32_Min 0x00000000
#define U32_Max 0xFFFFFFFF
#define U64_Min 0x0000000000000000
#define U64_Max 0xFFFFFFFFFFFFFFFF
#define S8_Min 0x80
#define S8_Max 0x7F
#define S16_Min 0x8000
#define S16_Max 0x7FFF
#define S32_Min 0x80000000
#define S32_Max 0x7FFFFFFF
#define S64_Min 0x8000000000000000
#define S64_Max 0x7FFFFFFFFFFFFFFF
struct string
{
s64 Count;
u8 *Data;
};
struct string16
{
s64 Count;
s16 *Data;
};
typedef string buffer;
typedef string16 buffer16;
#define StrLit(String) MakeString(String, ArrayCount(String) - 1)
#define Str16Lit(String) MakeString16(String, ArrayCount(String) - 1)
inline string MakeString(char *Data, s64 Count)
{
string Result = {Count, (u8 *)Data};
return(Result);
}
inline string MakeString16(wchar_t *Data, s64 Count)
{
string Result = {Count, (u8 *)Data};
return(Result);
}
struct string_node
{
string String;
string_node *Next;
string_node *Prev;
};
struct string_list
{
string_node *First;
string_node *Last;
s64 TotalCount;
};
struct v2s
{
s32 x, y;
};
inline v2s V2S(s32 x, s32 y)
{
v2s Result = {x, y};
return(Result);
}
struct v2u
{
u32 x, y;
};
inline v2u V2U(u32 x, u32 y)
{
v2u Result = {x, y};
return(Result);
}
struct v2
{
union
{
struct
{
r32 x, y;
};
r32 E[2];
};
};
inline v2 V2(r32 x, r32 y)
{
v2 Result = {x, y};
return(Result);
}
inline v2 V2(v2s V)
{
v2 Result = {(r32)V.x, (r32)V.y};
return(Result);
}
struct v3
{
union
{
struct
{
r32 x, y, z;
};
struct
{
r32 r, g, b;
};
};
};
inline v3 V3(r32 x, r32 y, r32 z)
{
v3 Result = {x, y, z};
return(Result);
}
struct v4
{
union
{
struct
{
r32 x, y, z, w;
};
struct
{
r32 r, g, b, a;
};
};
};
inline v4 V4(r32 x, r32 y, r32 z, r32 w)
{
v4 Result = {x, y, z, w};
return(Result);
}
enum axis2
{
Axis2_X,
Axis2_Y,
Axis2_Count,
};
inline axis2 Opposite(axis2 Axis)
{
axis2 Result = (axis2)(!(u32)Axis);
return(Result);
}
struct range_s64
{
s64 Min;
s64 Max;
};
struct range_r32
{
r32 Min;
r32 Max;
};
struct range2_r32
{
v2 Min;
v2 Max;
};
struct ticket_mutex
{
u64 volatile Ticket;
u64 volatile Serving;
};
#endif //VN_TYPES_H

2
code/vn_ui.cpp
View File

@ -664,7 +664,7 @@ static void UI_DrawBox(ui_box *Box, render_group *Group, glyph_atlas *GlyphAtlas
r32 R = (((Box->Key.Value >> 0) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1)); r32 R = (((Box->Key.Value >> 0) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1));
r32 G = (((Box->Key.Value >> 21) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1)); r32 G = (((Box->Key.Value >> 21) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1));
r32 B = (((Box->Key.Value >> 42) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1)); r32 B = (((Box->Key.Value >> 42) & ((1 << 22) - 1)) / (r32)((1 << 22) - 1));
v4 Red = V4(R, G, B, 1); v4 Red = V4R32(R, G, B, 1);
PushQuad(Group, Box->Rect.Min, Box->ComputedDim, Red, Red, Red, Red, 0, 1.8, 1.8); PushQuad(Group, Box->Rect.Min, Box->ComputedDim, Red, Red, Red, Red, 0, 1.8, 1.8);
} }
#endif #endif

2
code/vn_workspace.cpp
View File

@ -34,7 +34,7 @@ static void Workspace_ProcessCommands(workspace *Workspace)
Command = Command->Next; Command = Command->Next;
DLLRemove(Workspace->FirstCommand, Workspace->LastCommand, ToRemove); DLLRemove(Workspace->FirstCommand, Workspace->LastCommand, ToRemove);
ZeroSize(ToRemove, sizeof(workspace_command)); Fill(ToRemove, 0, sizeof(workspace_command));
DLLInsertLast(Workspace->FirstFreeCommand, Workspace->LastFreeCommand, ToRemove); DLLInsertLast(Workspace->FirstFreeCommand, Workspace->LastFreeCommand, ToRemove);
} }
} }

6
code/vn_workspace_view.cpp
View File

@ -54,8 +54,8 @@ inline string Workspace_GetViewName(workspace_view *View)
static void Workspace_ViewListerInputCallback(render_group *Group, glyph_atlas *Atlas, ui_box *Box, void *Data) static void Workspace_ViewListerInputCallback(render_group *Group, glyph_atlas *Atlas, ui_box *Box, void *Data)
{ {
workspace_view_command_palette *CommandPalette = (workspace_view_command_palette *)Data; workspace_view_command_palette *CommandPalette = (workspace_view_command_palette *)Data;
string ToCursor = MakeString((char *)Box->String.Data, CommandPalette->ListerInputEditState.Cursor); string ToCursor = MakeString(Box->String.Data, CommandPalette->ListerInputEditState.Cursor);
string ToMark = MakeString((char *)Box->String.Data, CommandPalette->ListerInputEditState.Mark); string ToMark = MakeString(Box->String.Data, CommandPalette->ListerInputEditState.Mark);
r32 TargetCursorX = CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, ToCursor); r32 TargetCursorX = CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, ToCursor);
r32 TargetMarkerX = CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, ToMark); r32 TargetMarkerX = CalculateRasterizedTextWidth(Atlas, Box->Font, Box->FontSize, ToMark);
@ -88,7 +88,7 @@ static void Workspace_ViewListerInputCallback(render_group *Group, glyph_atlas *
// sixten: Draw cursor // sixten: Draw cursor
if(CommandPalette->ListerFieldSelected) if(CommandPalette->ListerFieldSelected)
{ {
range_r32 CursorSpan = RangeR32(CursorX, TargetCursorX); range1_r32 CursorSpan = Range1R32(CursorX, TargetCursorX);
r32 Height = Box->FontSize + 4; r32 Height = Box->FontSize + 4;
v2 Offset = V2(7.5F + CursorSpan.Min, (BoxDim.y - Height) / 2); v2 Offset = V2(7.5F + CursorSpan.Min, (BoxDim.y - Height) / 2);
v2 Dim = V2(1.25F + CursorSpan.Max - CursorSpan.Min, Height); v2 Dim = V2(1.25F + CursorSpan.Max - CursorSpan.Min, Height);

2
code/vn_workspace_view.h
View File

@ -37,7 +37,7 @@ struct workspace_view_editor
struct workspace_view_command_palette struct workspace_view_command_palette
{ {
b32 ListerFieldSelected; b32 ListerFieldSelected;
char ListerInput[128]; u8 ListerInput[128];
s32 ListerInputUsed; s32 ListerInputUsed;
text_edit_state ListerInputEditState; text_edit_state ListerInputEditState;
}; };

15
code/win32_main.cpp
View File

@ -604,18 +604,23 @@ inline void Win32_GetRelevantPaths(win32_state *State)
Win32_PlatformError("Path to executable is too long. Try running the game from another directory", true); Win32_PlatformError("Path to executable is too long. Try running the game from another directory", true);
} }
string EXEPathString = MakeStringFromCString(State->EXEPath); string EXEPathString = MakeString(State->EXEPath);
s64 OnePastLastSlash = LastIndexOf(EXEPathString, '\\') + 1; s64 OnePastLastSlash = LastIndexOf(EXEPathString, '\\') + 1;
s64 BuildIndex = LastIndexOf(EXEPathString, StrLit("build"));
if(BuildIndex == -1) s64 BuildIndex = LastIndexOf(EXEPathString, StrLit("\\build\\")) + 1;
if(BuildIndex == 0)
{ {
State->ContentsPath = MakeString((char *)EXEPathString.Data, OnePastLastSlash); BuildIndex = LastIndexOf(EXEPathString, StrLit("//build//")) + 1;
}
if(BuildIndex == 0)
{
State->ContentsPath = MakeString(EXEPathString.Data, OnePastLastSlash);
} }
else else
{ {
State->ContentsPath = MakeString((char *)EXEPathString.Data, BuildIndex); State->ContentsPath = MakeString(EXEPathString.Data, BuildIndex);
} }
string DLLName = StrLit("vn.dll"); string DLLName = StrLit("vn.dll");

2
project.4coder
View File

@ -63,7 +63,7 @@ command_list =
.cursor_at_end = false, .cursor_at_end = false,
.cmd = .cmd =
{ {
{ "cloc ./code/*.*", .os = "win" }, { "cloc ./code/ --exclude-dir=third_party", .os = "win" },
}, },
}, },