feat: parameterize stroke color and thickness

src/core/raster.h

@@ -3,14 +3,16 @@
 
 #include "primitives.h"
 
-#include "src/util/color.h"
+#include "../util/color.h"
 #include "stddef.h"
 #include "vector.h"
+#include <stddef.h>
 
 typedef struct {
     V2 p1;
     V2 p2;
     int winding;
+    size_t shape_id;
 } Edge;
 
 typedef struct {
@@ -21,37 +23,25 @@ typedef struct {
 
 void vektor_edgebuffer_add_edge(EdgeBuffer* edges, Edge edge);
 
-void vektor_line_flatten(EdgeBuffer* edges, VektorLine line);
-void vektor_polyline_flatten(EdgeBuffer* edges, VektorPolyline* line);
-void vektor_polygon_flatten(EdgeBuffer* buffer, VektorPolygon* line);
+void vektor_polyline_flatten(EdgeBuffer* edges, VektorPolyline* line, size_t i);
+void vektor_polygon_flatten(EdgeBuffer* buffer, VektorPolygon* line, size_t i);
 
 typedef struct {
-    unsigned int width;
-    unsigned int height;
-    unsigned char* pixels; // Flat RGBA8 array
-} VektorFramebuffer;
-
-VektorFramebuffer vektor_framebuffer_new(unsigned int width,
-                                         unsigned int height);
-
-void vektor_framebuffer_putpixel(VektorFramebuffer* fb, int x, int y,
-                                 VektorColor color);
-
-void vektor_framebuffer_drawline(VektorFramebuffer* fb, V2 a, V2 b,
-                                 VektorColor color, double thickness);
-
-void vektor_framebuffer_rasterize(VektorFramebuffer* fb,
-                                  VektorPrimitiveBuffer* primitives);
+    V2 coords;
+    VektorColor color;
+} Vertex;
 
 typedef struct {
-    V2* vertices;
+    Vertex* vertices;
     size_t count;
     size_t capacity;
 } VertexBuffer;
 
-void vb_add_triangle(VertexBuffer* vb, V2 v0, V2 v1, V2 v2);
-void vektor_edge_to_triangles(VertexBuffer* vb, Edge e, float thickness);
-VertexBuffer vektor_edges_to_triangles(EdgeBuffer* edges, float thickness);
-VertexBuffer vektor_rasterize(VektorPrimitiveBuffer* prims);
+void vb_add_triangle(VertexBuffer* vb, V2 v0, V2 v1, V2 v2, VektorColor color);
+void vektor_edge_to_triangles(VertexBuffer* vb, Edge e,
+                              VektorShapeBuffer* shape_buffer);
+void vektor_edges_to_triangles(VertexBuffer* vb, EdgeBuffer* edges,
+                               VektorShapeBuffer* shape_buffer);
+void vektor_rasterize(VertexBuffer* vb, VektorShapeBuffer* shapes);
 
 #endif // RASTER_H_