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added breakpoints

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Lauchmelder 2022-03-01 03:34:19 +01:00
parent 53a7baf91f
commit 1220631e7e
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GPG key ID: C2403C69D78F011D
23 changed files with 303 additions and 220 deletions
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61
src/debugger/NametableViewer.cpp
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@ -1,36 +1,83 @@
#include "NametableViewer.hpp"
#include <glad/glad.h>
#include <imgui/imgui.h>
#include "../Bus.hpp"
NametableViewer::NametableViewer(Bus* bus) :
DebugWindow("Nametable Viewer"), bus(bus)
NametableViewer::NametableViewer(Debugger* debugger, Bus* bus) :
DebugWindow("Nametable Viewer", debugger), bus(bus), texture(0)
{
glCreateTextures(GL_TEXTURE_2D, 1, &texture);
glTextureStorage2D(texture, 1, GL_R8, 32, 32);
glTextureParameteri(texture, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTextureParameteri(texture, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
}
NametableViewer::~NametableViewer()
{
glDeleteTextures(1, &texture);
}
void NametableViewer::OnRender()
{
ImGui::SetNextWindowSize(ImVec2(400, 400), ImGuiCond_FirstUseEver);
if (!ImGui::Begin(title.c_str(), &isOpen))
if (!ImGui::Begin(title.c_str(), &isOpen, ImGuiWindowFlags_MenuBar))
{
ImGui::End();
return;
}
ImGui::BeginTabBar("Nametables");
for (uint8_t index = 0; index < 4; index++)
if (ImGui::BeginMenuBar())
{
char baseAddress[6];
std::sprintf(baseAddress, "$2%X00", index * 4);
if (ImGui::BeginMenu("Views"))
{
ImGui::MenuItem("Rendered View", NULL, &renderNametable);
ImGui::EndMenu();
}
ImGui::EndMenuBar();
}
ImGui::BeginTabBar("Nametables");
for (uint8_t index = 0; index < 2; index++)
{
char baseAddress[12];
std::sprintf(baseAddress, "Nametable %c", 'A' + index);
if (ImGui::BeginTabItem(baseAddress))
{
DisplayNametable(index);
if (renderNametable)
{
glTextureSubImage2D(texture, 0, 0, 0, 32, 32, GL_RED, GL_UNSIGNED_BYTE, &bus->VRAM[0x400 * index]);
}
ImGui::EndTabItem();
}
}
ImGui::EndTabBar();
if (renderNametable)
{
ImGui::SetNextWindowSize(ImVec2(400, 400), ImGuiCond_FirstUseEver);
if (!ImGui::Begin("Rendered Nametable", &renderNametable))
{
ImGui::End();
return;
}
float smallerSize = std::min(ImGui::GetWindowWidth(), ImGui::GetWindowHeight()) - 20.0f;
if (smallerSize < 40.0f)
smallerSize = 40.0f;
ImGui::Image((ImTextureID)texture, ImVec2{smallerSize, smallerSize - 20.0f});
ImGui::End();
}
ImGui::End();
}