aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/helpers/math/Math.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/helpers/math/Math.cpp')
-rw-r--r--src/helpers/math/Math.cpp120
1 files changed, 0 insertions, 120 deletions
diff --git a/src/helpers/math/Math.cpp b/src/helpers/math/Math.cpp
index fccfd636..d111690e 100644
--- a/src/helpers/math/Math.cpp
+++ b/src/helpers/math/Math.cpp
@@ -1,6 +1,4 @@
#include "Math.hpp"
-#include <unordered_map>
-#include <cstring>
Hyprutils::Math::eTransform wlTransformToHyprutils(wl_output_transform t) {
switch (t) {
@@ -17,124 +15,6 @@ Hyprutils::Math::eTransform wlTransformToHyprutils(wl_output_transform t) {
return Hyprutils::Math::eTransform::HYPRUTILS_TRANSFORM_NORMAL;
}
-void matrixIdentity(float mat[9]) {
- static const float identity[9] = {
- 1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f,
- };
- memcpy(mat, identity, sizeof(identity));
-}
-
-void matrixMultiply(float mat[9], const float a[9], const float b[9]) {
- float product[9];
-
- product[0] = a[0] * b[0] + a[1] * b[3] + a[2] * b[6];
- product[1] = a[0] * b[1] + a[1] * b[4] + a[2] * b[7];
- product[2] = a[0] * b[2] + a[1] * b[5] + a[2] * b[8];
-
- product[3] = a[3] * b[0] + a[4] * b[3] + a[5] * b[6];
- product[4] = a[3] * b[1] + a[4] * b[4] + a[5] * b[7];
- product[5] = a[3] * b[2] + a[4] * b[5] + a[5] * b[8];
-
- product[6] = a[6] * b[0] + a[7] * b[3] + a[8] * b[6];
- product[7] = a[6] * b[1] + a[7] * b[4] + a[8] * b[7];
- product[8] = a[6] * b[2] + a[7] * b[5] + a[8] * b[8];
-
- memcpy(mat, product, sizeof(product));
-}
-
-void matrixTranspose(float mat[9], const float a[9]) {
- float transposition[9] = {
- a[0], a[3], a[6], a[1], a[4], a[7], a[2], a[5], a[8],
- };
- memcpy(mat, transposition, sizeof(transposition));
-}
-
-void matrixTranslate(float mat[9], float x, float y) {
- float translate[9] = {
- 1.0f, 0.0f, x, 0.0f, 1.0f, y, 0.0f, 0.0f, 1.0f,
- };
- matrixMultiply(mat, mat, translate);
-}
-
-void matrixScale(float mat[9], float x, float y) {
- float scale[9] = {
- x, 0.0f, 0.0f, 0.0f, y, 0.0f, 0.0f, 0.0f, 1.0f,
- };
- matrixMultiply(mat, mat, scale);
-}
-
-void matrixRotate(float mat[9], float rad) {
- float rotate[9] = {
- cos(rad), -sin(rad), 0.0f, sin(rad), cos(rad), 0.0f, 0.0f, 0.0f, 1.0f,
- };
- matrixMultiply(mat, mat, rotate);
-}
-
-const std::unordered_map<eTransform, std::array<float, 9>>& getTransforms() {
- static std::unordered_map<eTransform, std::array<float, 9>> transforms = {
- {HYPRUTILS_TRANSFORM_NORMAL, {1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_90, {0.0f, 1.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_180, {-1.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_270, {0.0f, -1.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_FLIPPED, {-1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_FLIPPED_90, {0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_FLIPPED_180, {1.0f, 0.0f, 0.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- {HYPRUTILS_TRANSFORM_FLIPPED_270, {0.0f, -1.0f, 0.0f, -1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f}},
- };
- return transforms;
-}
-
-void matrixTransform(float mat[9], eTransform transform) {
- matrixMultiply(mat, mat, getTransforms().at(transform).data());
-}
-
-void matrixProjection(float mat[9], int width, int height, eTransform transform) {
- memset(mat, 0, sizeof(*mat) * 9);
-
- const float* t = getTransforms().at(transform).data();
- float x = 2.0f / width;
- float y = 2.0f / height;
-
- // Rotation + reflection
- mat[0] = x * t[0];
- mat[1] = x * t[1];
- mat[3] = y * -t[3];
- mat[4] = y * -t[4];
-
- // Translation
- mat[2] = -copysign(1.0f, mat[0] + mat[1]);
- mat[5] = -copysign(1.0f, mat[3] + mat[4]);
-
- // Identity
- mat[8] = 1.0f;
-}
-
-void projectBox(float mat[9], CBox& box, eTransform transform, float rotation, const float projection[9]) {
- double x = box.x;
- double y = box.y;
- double width = box.width;
- double height = box.height;
-
- matrixIdentity(mat);
- matrixTranslate(mat, x, y);
-
- if (rotation != 0) {
- matrixTranslate(mat, width / 2, height / 2);
- matrixRotate(mat, rotation);
- matrixTranslate(mat, -width / 2, -height / 2);
- }
-
- matrixScale(mat, width, height);
-
- if (transform != HYPRUTILS_TRANSFORM_NORMAL) {
- matrixTranslate(mat, 0.5, 0.5);
- matrixTransform(mat, transform);
- matrixTranslate(mat, -0.5, -0.5);
- }
-
- matrixMultiply(mat, projection, mat);
-}
-
wl_output_transform invertTransform(wl_output_transform tr) {
if ((tr & WL_OUTPUT_TRANSFORM_90) && !(tr & WL_OUTPUT_TRANSFORM_FLIPPED))
tr = (wl_output_transform)(tr ^ (int)WL_OUTPUT_TRANSFORM_180);