Mesen2/Core/Shared/Video/DebugHud.cpp

95 lines
2.9 KiB
C++

#include "pch.h"
#include <algorithm>
#include "Shared/Video/DebugHud.h"
#include "Shared/Video/DrawCommand.h"
#include "Shared/Video/DrawLineCommand.h"
#include "Shared/Video/DrawPixelCommand.h"
#include "Shared/Video/DrawRectangleCommand.h"
#include "Shared/Video/DrawStringCommand.h"
#include "Shared/Video/DrawScreenBufferCommand.h"
DebugHud::DebugHud()
{
_commandCount = 0;
}
DebugHud::~DebugHud()
{
_commandLock.Acquire();
_commandLock.Release();
}
void DebugHud::ClearScreen()
{
auto lock = _commandLock.AcquireSafe();
_commands.clear();
_drawPixels.clear();
}
bool DebugHud::Draw(uint32_t* argbBuffer, FrameInfo frameInfo, OverscanDimensions overscan, uint32_t frameNumber, HudScaleFactors scaleFactors, bool clearAndUpdate)
{
auto lock = _commandLock.AcquireSafe();
bool isDirty = false;
if(clearAndUpdate) {
unordered_map<uint32_t, uint32_t> drawPixels;
drawPixels.reserve(1000);
for(unique_ptr<DrawCommand>& command : _commands) {
command->Draw(&drawPixels, argbBuffer, frameInfo, overscan, frameNumber, scaleFactors);
}
isDirty = drawPixels.size() != _drawPixels.size();
if(!isDirty) {
for(auto keyValue : drawPixels) {
auto match = _drawPixels.find(keyValue.first);
if(match != _drawPixels.end()) {
if(keyValue.second != match->second) {
isDirty = true;
break;
}
} else {
isDirty = true;
break;
}
}
}
if(isDirty) {
memset(argbBuffer, 0, frameInfo.Height * frameInfo.Width * sizeof(uint32_t));
for(auto keyValue : drawPixels) {
argbBuffer[keyValue.first] = keyValue.second;
}
_drawPixels = drawPixels;
}
} else {
isDirty = true;
for(unique_ptr<DrawCommand>& command : _commands) {
command->Draw(nullptr, argbBuffer, frameInfo, overscan, frameNumber, scaleFactors);
}
}
_commands.erase(std::remove_if(_commands.begin(), _commands.end(), [](const unique_ptr<DrawCommand>& c) { return c->Expired(); }), _commands.end());
_commandCount = (uint32_t)_commands.size();
return isDirty;
}
void DebugHud::DrawPixel(int x, int y, int color, int frameCount, int startFrame)
{
AddCommand(unique_ptr<DrawCommand>(new DrawPixelCommand(x, y, color, frameCount, startFrame)));
}
void DebugHud::DrawLine(int x, int y, int x2, int y2, int color, int frameCount, int startFrame)
{
AddCommand(unique_ptr<DrawCommand>(new DrawLineCommand(x, y, x2, y2, color, frameCount, startFrame)));
}
void DebugHud::DrawRectangle(int x, int y, int width, int height, int color, bool fill, int frameCount, int startFrame)
{
AddCommand(unique_ptr<DrawCommand>(new DrawRectangleCommand(x, y, width, height, color, fill, frameCount, startFrame)));
}
void DebugHud::DrawString(int x, int y, string text, int color, int backColor, int frameCount, int startFrame, int maxWidth, bool overwritePixels)
{
AddCommand(unique_ptr<DrawCommand>(new DrawStringCommand(x, y, text, color, backColor, frameCount, startFrame, maxWidth, overwritePixels)));
}