move some stuff to C files

This commit is contained in:
Gregory Wells
2025-08-03 14:39:56 -04:00
parent 4b0875b01e
commit a9aa97be63
3 changed files with 48 additions and 65 deletions

5
CMakeLists.txt Normal file
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@@ -0,0 +1,5 @@
set(CMAKE_EXPORT_COMPILE_COMMANDS on)
project(GryphnUtils)
file(GLOB_RECURSE SOURCE_FILES CONFIGURE_DEPENDS "utils/*.c")
add_library(GryphnUtils STATIC ${SOURCE_FILES})

36
utils/math/gryphn_vec3.c Normal file
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@@ -0,0 +1,36 @@
#include "gryphn_vec3.h"
#include "math.h"
gnVec3 gnVec3Subtract(gnVec3 a, gnVec3 b) { return (gnVec3){
.x = a.x - b.x,
.y = a.y - b.y,
.z = a.z - b.z };
}
gnVec3 gnVec3Add(gnVec3 a, gnVec3 b) { return (gnVec3){
.x = a.x + b.x,
.b = a.y + b.y,
.c = a.z + b.z };
}
gnVec3 gnVec3Normalize(gnVec3 in) {
float lengthOfVector = sqrt((in.x * in.x) + (in.y * in.y) + (in.z * in.z));
return (gnVec3){
.a = in.x / lengthOfVector,
.b = in.y / lengthOfVector,
.c = in.z / lengthOfVector};
}
gnVec3 gnVec3Cross(gnVec3 a, gnVec3 b) { return (gnVec3){
.x = a.y * b.z - a.z * b.y,
.y = a.z * b.x - a.x * b.z,
.z = a.x * b.y - a.y * b.x};
}
float gnVec3Dot(gnVec3 a, gnVec3 b) { return a.x * b.x + a.y * b.y + a.z * b.z; }
gnVec3 gnVec3Multiply(gnVec3 a, gnVec3 b) { return (gnVec3){
.x = a.x * b.x,
.y = a.y * b.y,
.z = a.z * b.z };
}
gnVec3 gnVec3MultiplyBy(gnVec3 a, float b) { return (gnVec3){
.x = a.x * b,
.y= a.y * b,
.z = a.z * b };
}

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@@ -1,42 +1,20 @@
#pragma once
#include "stdint.h"
#include "math.h"
typedef struct gnVec3 {
union {
struct { float a, b, c; };
struct { float x, y, z; };
};
#ifdef GN_UTILS_CPP
gnVec3(float x, float y, float z) { this->x = x; this->y = y; this->z = z; }
gnVec3(float s) { this->x = s; this->y = s; this->z = s; }
gnVec3() {};
gnVec3 operator-(const gnVec3& other) {
gnVec3 returnGnVec3;
returnGnVec3.x = this->x - other.x;
returnGnVec3.y = this->y - other.y;
returnGnVec3.z = this->z - other.z;
return returnGnVec3;
}
bool operator==(const gnVec3& other) const {
return this->a == other.a && this->b == other.b && this->c == other.c;
}
#endif
} gnVec3;
static const inline gnVec3 gnVec3Subtract(gnVec3 a, gnVec3 b) { return (gnVec3){ a.x - b.x, a.y - b.y, a.z - b.z }; }
static const inline gnVec3 gnVec3Add(gnVec3 a, gnVec3 b) { return (gnVec3){ a.x + b.x, a.y + b.y, a.z + b.z }; }
static const inline gnVec3 gnVec3Normalize(gnVec3 in) {
float lengthOfVector = sqrt((in.x * in.x) + (in.y * in.y) + (in.z * in.z));
return (gnVec3){in.x / lengthOfVector, in.y / lengthOfVector, in.z / lengthOfVector};
}
static const inline gnVec3 gnVec3Cross(gnVec3 a, gnVec3 b) { return (gnVec3){a.y * b.z - a.z * b.y, a.z * b.x - a.x * b.z, a.x * b.y - a.y * b.x}; }
static const inline float gnVec3Dot(gnVec3 a, gnVec3 b) { return a.x * b.x + a.y * b.y + a.z * b.z; }
static const inline gnVec3 gnVec3Multiply(gnVec3 a, gnVec3 b) { return (gnVec3){ a.x * b.x, a.y * b.y, a.z * b.z }; }
static const inline gnVec3 gnVec3MultiplyBy(gnVec3 a, float b) { return (gnVec3){ a.x * b, a.y * b, a.z * b }; }
gnVec3 gnVec3Subtract(gnVec3 a, gnVec3 b);
gnVec3 gnVec3Add(gnVec3 a, gnVec3 b);
gnVec3 gnVec3Normalize(gnVec3 in);
gnVec3 gnVec3Cross(gnVec3 a, gnVec3 b);
float gnVec3Dot(gnVec3 a, gnVec3 b);
gnVec3 gnVec3Multiply(gnVec3 a, gnVec3 b);
gnVec3 gnVec3MultiplyBy(gnVec3 a, float b);
typedef gnVec3 gnFVec3;
typedef gnVec3 gnFloat3;
@@ -47,24 +25,6 @@ typedef struct gnUInt3 {
struct { uint32_t x, y, z; };
struct { uint32_t width, height, depth; };
};
#ifdef GN_UTILS_CPP
gnUInt3(uint32_t x, uint32_t y, uint32_t z) { this->x = x; this->y = y; this->z = z; }
gnUInt3(uint32_t s) { this->x = s; this->y = s; this->z = s; }
gnUInt3() {};
gnUInt3 operator-(const gnUInt3& other) {
gnUInt3 returnGnVec3;
returnGnVec3.x = this->x - other.x;
returnGnVec3.y = this->y - other.y;
returnGnVec3.z = this->z - other.z;
return returnGnVec3;
}
bool operator==(const gnUInt3& other) const {
return this->a == other.a && this->b == other.b && this->c == other.c;
}
#endif
} gnUInt3;
typedef gnUInt3 gnUVec3;
@@ -75,22 +35,4 @@ typedef struct gnInt3 {
struct { int a, b, c; };
struct { int x, y, z; };
};
#ifdef GN_UTILS_CPP
gnInt3(int x, int y, int z) { this->x = x; this->y = y; this->z = z; }
gnInt3(int s) { this->x = s; this->y = s; this->z = s; }
gnInt3() {};
gnInt3 operator-(const gnInt3& other) {
gnInt3 returnGnVec3;
returnGnVec3.x = this->x - other.x;
returnGnVec3.y = this->y - other.y;
returnGnVec3.z = this->z - other.z;
return returnGnVec3;
}
bool operator==(const gnInt3& other) const {
return this->a == other.a && this->b == other.b && this->c == other.c;
}
#endif
} gnInt3;