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Fixed crash in canvas_item_add_polyline if color arr has incorrect size

This commit is contained in:
Yuri Roubinsky 2020-11-29 18:48:35 +03:00
parent d1943f6a77
commit d980278d81
1 changed files with 13 additions and 5 deletions
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18
servers/rendering/rendering_server_canvas.cpp
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@ -545,6 +545,8 @@ void RenderingServerCanvas::canvas_item_add_polyline(RID p_item, const Vector<Po
Item *canvas_item = canvas_item_owner.getornull(p_item);
ERR_FAIL_COND(!canvas_item);
Color color = Color(1, 1, 1, 1);
Vector<int> indices;
int pc = p_points.size();
int pc2 = pc * 2;
@ -565,6 +567,8 @@ void RenderingServerCanvas::canvas_item_add_polyline(RID p_item, const Vector<Po
Color *colors_ptr = colors.ptrw();
if (p_antialiased) {
Color color2 = Color(1, 1, 1, 0);
PackedColorArray colors_top;
PackedVector2Array points_top;
@ -616,8 +620,10 @@ void RenderingServerCanvas::canvas_item_add_polyline(RID p_item, const Vector<Po
points_bottom_ptr[j] = pos - tangent;
points_bottom_ptr[j2] = pos - tangent - tangent;
Color color = p_colors[i];
Color color2 = Color(color.r, color.g, color.b, 0);
if (i < p_colors.size()) {
color = p_colors[i];
color2 = Color(color.r, color.g, color.b, 0);
}
colors_ptr[j] = color;
colors_ptr[j2] = color;
@ -653,13 +659,15 @@ void RenderingServerCanvas::canvas_item_add_polyline(RID p_item, const Vector<Po
j2 = j + 1;
Vector2 tangent = ((t + prev_t).normalized()) * p_width * 0.5;
Vector2 pos = p_points[j];
Color color = p_colors[j2];
Vector2 pos = p_points[i];
points_ptr[j] = pos + tangent;
points_ptr[j2] = pos - tangent;
if (i < p_colors.size()) {
color = p_colors[i];
}
colors_ptr[j] = color;
colors_ptr[j2] = color;