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New grids offset to window center

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This commit is contained in:
Yousef Khadadeh 2025-09-17 17:17:43 +03:00
parent 12ef3b0416
commit e16b0f1081
6 changed files with 32 additions and 9 deletions
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7
src/WorldGrid.cpp
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@ -8,6 +8,7 @@ sk_sp<SkRuntimeEffect> WorldGrid::squarePointEffect;
sk_sp<SkRuntimeEffect> WorldGrid::squareLinesEffect;
sk_sp<SkRuntimeEffect> WorldGrid::ruledEffect;
Vector2f WorldGrid::oldWindowSize = Vector2f{0.0f, 0.0f};
unsigned WorldGrid::GRID_UNIT_PIXEL_SIZE = 125;
// NOTE: Skia shaders return premultiplied alpha colors
@ -173,8 +174,8 @@ sk_sp<SkShader> WorldGrid::get_shader(GridType gType, const ShaderData& shaderDa
Vector2f WorldGrid::get_closest_grid_point(const WorldVec& gridOffset, const WorldScalar& gridSize, const DrawData& drawData) {
WorldVec fracCamPosOnGrid;
fracCamPosOnGrid.x() = (drawData.cam.c.pos.x() + gridOffset.x()) % gridSize;
fracCamPosOnGrid.y() = (drawData.cam.c.pos.y() + gridOffset.y()) % gridSize;
fracCamPosOnGrid.x() = (drawData.cam.c.pos.x() - gridOffset.x()) % gridSize;
fracCamPosOnGrid.y() = (drawData.cam.c.pos.y() - gridOffset.y()) % gridSize;
WorldVec closestGridPoint;
closestGridPoint.x() = (fracCamPosOnGrid.x() < gridSize / WorldScalar(2)) ? WorldScalar(0) : gridSize;
@ -220,7 +221,7 @@ void WorldGrid::draw(GridManager& gMan, SkCanvas* canvas, const DrawData& drawDa
unsigned subdivisionsTrue = get_subdivisions() + 1;
WorldScalar sizeDetermineSubdivisionsToRemove = (drawData.cam.c.inverseScale / size) * WorldScalar(125);
WorldScalar sizeDetermineSubdivisionsToRemove = (drawData.cam.c.inverseScale / size) * WorldScalar(GRID_UNIT_PIXEL_SIZE);
SkPaint linePaint;