initial commit
This commit is contained in:
commit
ff8389a76b
46 changed files with 9118 additions and 0 deletions
78
src/debugger/NametableViewer.cpp
Normal file
78
src/debugger/NametableViewer.cpp
Normal file
|
@ -0,0 +1,78 @@
|
|||
#include "NametableViewer.hpp"
|
||||
|
||||
#include <imgui/imgui.h>
|
||||
#include "../Bus.hpp"
|
||||
|
||||
NametableViewer::NametableViewer(Bus* bus) :
|
||||
DebugWindow("Nametable Viewer"), bus(bus)
|
||||
{
|
||||
}
|
||||
|
||||
void NametableViewer::OnRender()
|
||||
{
|
||||
ImGui::SetNextWindowSize(ImVec2(400, 400), ImGuiCond_FirstUseEver);
|
||||
if (!ImGui::Begin(title.c_str(), &isOpen))
|
||||
{
|
||||
ImGui::End();
|
||||
return;
|
||||
}
|
||||
|
||||
ImGui::BeginTabBar("Nametables");
|
||||
for (uint8_t index = 0; index < 4; index++)
|
||||
{
|
||||
char baseAddress[6];
|
||||
std::sprintf(baseAddress, "$2%X00", index * 4);
|
||||
if (ImGui::BeginTabItem(baseAddress))
|
||||
{
|
||||
DisplayNametable(index);
|
||||
ImGui::EndTabItem();
|
||||
}
|
||||
|
||||
}
|
||||
ImGui::EndTabBar();
|
||||
|
||||
ImGui::End();
|
||||
}
|
||||
|
||||
void NametableViewer::DisplayNametable(uint8_t index)
|
||||
{
|
||||
Word baseAddr = 0x400 * index;
|
||||
Word displayBaseAddr = 0x2000 + baseAddr;
|
||||
if (ImGui::BeginTable("memorymap", 17))
|
||||
{
|
||||
ImGui::TableNextColumn();
|
||||
ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.7f, 0.7f, 0.7f, 1.0f));
|
||||
for (Byte header = 0x0; header < 0x10; header++)
|
||||
{
|
||||
ImGui::TableNextColumn();
|
||||
ImGui::Text("%X", header);
|
||||
}
|
||||
ImGui::PopStyleColor();
|
||||
|
||||
for (Word hi = 0x0; hi <= 0x3F; hi++)
|
||||
{
|
||||
Byte hiOffset = hi << 4;
|
||||
ImGui::TableNextColumn();
|
||||
|
||||
ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.7f, 0.7f, 0.7f, 1.0f));
|
||||
ImGui::Text("%04X", displayBaseAddr | hiOffset);
|
||||
ImGui::PopStyleColor();
|
||||
|
||||
for (Byte lo = 0x0; lo <= 0xF; lo++)
|
||||
{
|
||||
ImGui::TableNextColumn();
|
||||
|
||||
Byte entry = bus->VRAM[baseAddr | hiOffset | lo];
|
||||
|
||||
if (entry == 0x00)
|
||||
ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(0.7f, 0.7f, 0.7f, 1.0f));
|
||||
|
||||
ImGui::Text("%02X", entry);
|
||||
|
||||
if (entry == 0x00)
|
||||
ImGui::PopStyleColor();
|
||||
}
|
||||
}
|
||||
ImGui::EndTable();
|
||||
}
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue