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feat: add shape transforms

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Froxwin
2026-03-11 14:11:03 +00:00
parent 562cbc12da
commit 237bb02a8c
7 changed files with 129 additions and 110 deletions
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13
src/core/raster.c
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@@ -1,6 +1,7 @@
#include "raster.h"
#include "epoxy/gl.h"
#include "primitives.h"
#include "src/core/matrix.h"
#include "src/core/vector.h"
#include "stddef.h"
#include <math.h>
@@ -144,10 +145,14 @@ void vektor_edge_to_triangles(VertexBuffer* vb, Edge e,
float py =
dx / len * (shape_buffer->shapes[e.shape_id].style.stroke_width / 2);
V2 v0 = {e.p1.x + px, e.p1.y + py};
V2 v1 = {e.p1.x - px, e.p1.y - py};
V2 v2 = {e.p2.x + px, e.p2.y + py};
V2 v3 = {e.p2.x - px, e.p2.y - py};
V2 v0 = m33_transform(shape_buffer->shapes[e.shape_id].transform,
(V2){e.p1.x + px, e.p1.y + py});
V2 v1 = m33_transform(shape_buffer->shapes[e.shape_id].transform,
(V2){e.p1.x - px, e.p1.y - py});
V2 v2 = m33_transform(shape_buffer->shapes[e.shape_id].transform,
(V2){e.p2.x + px, e.p2.y + py});
V2 v3 = m33_transform(shape_buffer->shapes[e.shape_id].transform,
(V2){e.p2.x - px, e.p2.y - py});
vektor_vb_add_triangle(vb, v0, v1, v2,
shape_buffer->shapes[e.shape_id].style.stroke_color);