AstralTech/Gryphn-Utils
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added some more utils stuff

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This commit is contained in:
Greg Wells
2025-06-10 15:50:17 -04:00
parent 04a2f55c4c
commit 1331f60fc7
4 changed files with 41 additions and 6 deletions
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1
gryphn_utils.h
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@@ -9,6 +9,7 @@
#include "utils/math/gryphn_vec2.h" #include "utils/math/gryphn_vec2.h"
#include "utils/math/gryphn_vec3.h" #include "utils/math/gryphn_vec3.h"
#include "utils/math/gryphn_vec4.h" #include "utils/math/gryphn_vec4.h"
#include "utils/math/gryphn_mat4.h"
#include "utils/gryphn_color.h" #include "utils/gryphn_color.h"
#include "utils/gryphn_color_format.h" #include "utils/gryphn_color_format.h"
#include "utils/gryphn_image_format.h" #include "utils/gryphn_image_format.h"

4
utils/gryphn_error_code.h
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@@ -37,7 +37,8 @@ typedef enum gnReturnCode_t {
GN_OUT_OF_DATE_PRESENTATION_QUEUE, GN_OUT_OF_DATE_PRESENTATION_QUEUE,
GN_SUBOPTIMAL_PRESENTATION_QUEUE, GN_SUBOPTIMAL_PRESENTATION_QUEUE,
GN_FAILED_TO_CREATE_BUFFER, GN_FAILED_TO_CREATE_BUFFER,
GN_FAILED_TO_ALLOCATE_MEMORY GN_FAILED_TO_ALLOCATE_MEMORY,
GN_FAILED_TO_CREATE_IMAGE
} gnReturnCode; } gnReturnCode;
typedef gnReturnCode gnErrorCode; typedef gnReturnCode gnErrorCode;
@@ -80,5 +81,6 @@ static const char* gnErrorCodeToCString(enum gnReturnCode_t returnCode) {
case GN_SUBOPTIMAL_PRESENTATION_QUEUE: return "GN_SUBOPTIMAL_PRESENTATION_QUEUE"; case GN_SUBOPTIMAL_PRESENTATION_QUEUE: return "GN_SUBOPTIMAL_PRESENTATION_QUEUE";
case GN_FAILED_TO_ALLOCATE_MEMORY: return "GN_FAILED_TO_ALLOCATE_MEMORY"; case GN_FAILED_TO_ALLOCATE_MEMORY: return "GN_FAILED_TO_ALLOCATE_MEMORY";
case GN_FAILED_TO_CREATE_BUFFER: return "GN_FAILED_TO_CREATE_BUFFER"; case GN_FAILED_TO_CREATE_BUFFER: return "GN_FAILED_TO_CREATE_BUFFER";
case GN_FAILED_TO_CREATE_IMAGE: return "GN_FAILED_TO_CREATE_IMAGE";
} }
} }

8
utils/gryphn_image_format.h
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@@ -1,18 +1,18 @@
#pragma once #pragma once
typedef enum gnImageFormat_e { typedef enum gnImageFormat {
GN_FORMAT_NONE, GN_FORMAT_NONE,
GN_FORMAT_BGRA8_SRGB GN_FORMAT_BGRA8_SRGB
} gnImageFormat; } gnImageFormat;
typedef enum gnColorSpace_e { typedef enum gnColorSpace {
GN_COLOR_SPACE_SRGB_NONLINEAR GN_COLOR_SPACE_SRGB_NONLINEAR
} gnColorSpace; } gnColorSpace;
typedef enum gnImageSharingMode_e { typedef enum gnImageSharingMode {
GN_SHARING_MODE_EXCLUSIVE, GN_SHARING_MODE_CONCURRENT GN_SHARING_MODE_EXCLUSIVE, GN_SHARING_MODE_CONCURRENT
} gnImageSharingMode; } gnImageSharingMode;
typedef enum gnImageLayout_e { typedef enum gnImageLayout {
GN_LAYOUT_UNDEFINED, GN_LAYOUT_PRESENTATION_QUEUE_IMAGE, GN_LAYOUT_TRANSFER_DESTINATION, GN_COLOR_ATTACHMENT GN_LAYOUT_UNDEFINED, GN_LAYOUT_PRESENTATION_QUEUE_IMAGE, GN_LAYOUT_TRANSFER_DESTINATION, GN_COLOR_ATTACHMENT
} gnImageLayout; } gnImageLayout;

34
utils/math/gryphn_mat4.h
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@@ -1,11 +1,12 @@
#pragma once #pragma once
#include "math.h"
typedef struct gnMat4x4 { typedef struct gnMat4x4 {
float mat[4][4]; float mat[4][4];
} gnMat4x4; } gnMat4x4;
typedef gnMat4x4 gnMat4; typedef gnMat4x4 gnMat4;
gnMat4x4 gnIdentity() { static inline const gnMat4x4 gnIdentity() {
return (gnMat4x4){ return (gnMat4x4){
.mat = { .mat = {
{ 1.0f, 0.0f, 0.0f, 0.0f }, { 1.0f, 0.0f, 0.0f, 0.0f },
@@ -15,3 +16,34 @@ gnMat4x4 gnIdentity() {
} }
}; };
} }
static inline const gnMat4x4 gnOrthographic(
float left, float right, float top, float bottom, float near, float far
) {
return (gnMat4x4){
.mat = {
{ (2)/(right-left), 0.0f, 0.0f, -((right+left)/(right-left)) },
{ 0.0f, 2/(top-bottom), 0.0f, -((top+bottom)/(top-bottom)) },
{ 0.0f, 0.0f, -2/(far-near), -((far+near)/(far-near)) },
{ 0.0f, 0.0f, 0.0f, 1.0f }
}
};
}
static inline const gnMat4x4 gnProjection(
float fov, float aspect, float near, float far
) {
return (gnMat4x4){
.mat = {
{ 1/(aspect * tan(fov/2)), 0.0f, 0.0f, 0.0f },
{ 0.0f, 1/tan(fov/2), 0.0f, 0.0f },
{ 0.0f, 0.0f, -((far+near)/(far-near)), -((2*far*near)/(far-near)) },
{ 0.0f, 0.0f, -1.0f, 1.0f }
// { 1/(aspect * tan(fov/2)), 0.0f, 0.0f, 0.0f },
// { 0.0f, 1/tan(fov/2), 0.0f, 0.0f },
// { 0.0f, 0.0f, -((far+near)/(far-near)), -((2*far*near)/(far-near)) },
// { 0.0f, 0.0f, -1.0f, 0.0f }
}
};
}