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//! Define a set of one or more 2D primitives.
const sf = @import("../sfml.zig");
// CONSTRUCTION ZONE
const VertexArray = @This();
/// Creates a vertex array from a slice of vertices
pub fn createFromSlice(vertex: []const sf.graphics.Vertex, primitive: sf.graphics.PrimitiveType) !VertexArray {
var va = sf.c.sfVertexArray_create();
if (va) |vert| {
sf.c.sfVertexArray_setPrimitiveType(vert, @enumToInt(primitive));
sf.c.sfVertexArray_resize(vert, vertex.len);
for (vertex) |v, i|
sf.c.sfVertexArray_getVertex(vert, i).* = @bitCast(sf.c.sfVertex, v);
return VertexArray{ ._ptr = vert };
} else return sf.Error.nullptrUnknownReason;
}
/// Destroys a vertex array
pub fn destroy(self: *VertexArray) void {
sf.c.sfVertexArray_destroy(self._ptr);
}
// Draw function
pub fn sfDraw(self: VertexArray, window: anytype, states: ?*sf.c.sfRenderStates) void {
switch (@TypeOf(window)) {
sf.graphics.RenderWindow => sf.c.sfRenderWindow_drawVertexArray(window._ptr, self._ptr, states),
sf.graphics.RenderTexture => sf.c.sfRenderTexture_drawVertexArray(window._ptr, self._ptr, states),
else => @compileError("window must be a render target"),
}
}
/// Pointer to the csfml structure
_ptr: *sf.c.sfVertexArray,
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