/// <summary>
/// Stores a section in this collection
/// </summary>
/// <param name="startAddress">Start address</param>
/// <param name="endAddress">End address</param>
/// <param name="type">Memory section type</param>
public void AddSection(ushort startAddress, ushort endAddress, MemorySectionType type)
{
var startAnn = Parent.GetAnnotationFor(startAddress, out var start);
var endAnn = Parent.GetAnnotationFor((ushort)(endAddress - 1), out var end);
if (startAnn == endAnn)
{
// --- The section is within one bank
var tempSection = new MemorySection(start, end, type);
startAnn.MemoryMap.Add(tempSection);
startAnn.MemoryMap.Normalize();
SaveAnnotations(startAnn, startAddress);
}
else
{
// --- The section overlaps multiple banks
// --- We must be in FullViewMode to get here
var origSection = new MemorySection(startAddress, endAddress, type);
for (var bank = 0; bank <= 3; bank++)
{
var bankSection = new MemorySection((ushort)(bank * 0x4000), (ushort)(bank * 0x4000 + 0x3FFF));
if (origSection.Overlaps(bankSection))
{
// --- There is a memory section for this bank
var cutSection = origSection.Intersect(bankSection);
var bankAnn = Parent.GetAnnotationFor(cutSection.StartAddress, out var cutStart);
Parent.GetAnnotationFor(cutSection.EndAddress, out var cutEnd);
bankAnn.MemoryMap.Add(new MemorySection(cutStart, cutEnd, type));
bankAnn.MemoryMap.Normalize();
SaveAnnotations(bankAnn, startAddress);
}
}
}
}
public void IntersectionWorksAsExpected2()
{
// --- Arrange
var ms1 = new MemorySection(0x1000, 0x1FFF);
var ms2 = new MemorySection(0x0000, 0x0FFF);
// --- Assert
ms1.Intersect(ms2).ShouldBeNull();
ms2.Intersect(ms1).ShouldBeNull();
}
public void IntersectionWorksAsExpected5()
{
// --- Arrange
var ms1 = new MemorySection(0x1000, 0x1FFF);
var ms2 = new MemorySection(0x1100, 0x11FF);
// --- Act
var intersection1 = ms1.Intersect(ms2);
var intersection2 = ms2.Intersect(ms1);
// --- Assert
intersection1.ShouldNotBeNull();
intersection1.StartAddress.ShouldBe((ushort)0x1100);
intersection1.EndAddress.ShouldBe((ushort)0x11FF);
intersection2.ShouldNotBeNull();
intersection2.StartAddress.ShouldBe((ushort)0x1100);
intersection2.EndAddress.ShouldBe((ushort)0x11FF);
}