rodecomp/Source/Render/DX7/RendererPresentationDX7.cpp
ragnarok-clanker e7f4eb710f Maintenance: [forced, user-approved] R10b: remove invented RendererPresentation, RendererPresentationDX7 and TextureDX7Context. Evide
Batch #10266 by ragnarok-clanker: forced by an admin (1 lower score(s), 12 changed function(s)); checked with 32 compiled unit(s), including every includer of Source/Render/DX7/DeviceOwnerDX7.h, Source/Render/DX7/TextureAllocationDX7.h, Source/Render/DX7/TextureDX7.h, Source/Render/DX9/RendererDX9.h, Source/Render/RendererDX7.h, Source/Render/DX7/RendererPresentationDX7.h, Source/Render/DX9/RendererPresentation.h.
Deletes: Source/Render/DX7/RendererPresentationDX7.h, Source/Render/DX9/RendererPresentation.h
2026-11-03 14:14:42 +00:00

79 lines
1.9 KiB
C++

#include "Render/DeviceContext/DCSurface.h"
#include "Render/DX7/DeviceOwnerDX7.h"
#include "Render/RendererBackBuffer.h"
#include "Render/RendererDX7.h"
#include <cstdio>
#include <cstring>
#include <windows.h>
#include <timeapi.h>
#include <utility>
// OFFSET: 0x0055B000
// FUNCTION: fn_02087
void CRendererDX7::Present(bool wait) {
++this->frame;
const unsigned elapsed = GetTickCount() - this->time;
if (static_cast<float>(elapsed) < 1000.0f) {
++this->samples;
} else {
this->time = GetTickCount();
this->rate = this->samples;
this->samples = 0;
}
if (g_deviceOwnerDX7->RestoreLostSurfaces()) {
return;
}
if (this->backBuffer.Lock(*g_deviceOwnerDX7)) {
this->backBuffer.Unlock(*g_deviceOwnerDX7);
}
if (g_deviceOwnerDX7->Present(wait) == DDERR_SURFACELOST) {
g_deviceOwnerDX7->MarkSurfacesLost();
}
}
// OFFSET: 0x0055D0F0
// FUNCTION: fn_02096
float CRendererDX7::FrameRate() const {
return static_cast<float>(this->rate);
}
// OFFSET: 0x0055F8F0
// FUNCTION: fn_02120
void CRendererDX7::DrawFPS() {
const unsigned previous = this->time;
const unsigned elapsed = timeGetTime() - previous;
const unsigned count = this->samples;
const float measured = (static_cast<float>(count) * 1000.0f) / static_cast<float>(elapsed);
if (elapsed > 1000 && !(count & 1)) {
this->samples = count >> 1;
this->time = previous + (elapsed >> 1);
}
char text[128];
std::sprintf(text, "%.01f fps", static_cast<double>(measured));
CDCSurface drawing(AcquireBackBufferSurface(GetRenderSystemHolder()->system));
HDC dc = nullptr;
drawing.GetDC(&dc);
HGDIOBJ font = nullptr;
if (dc) {
font = GetCurrentObject(dc, OBJ_FONT);
SetBkMode(dc, TRANSPARENT);
}
SetTextColor(dc, 0xFFFF);
const int x = this->viewport.width - 40;
const int y = this->viewport.height - 14;
TextOutA(dc, x, y, text, static_cast<int>(std::strlen(text)));
if (dc) {
SelectObject(dc, font);
drawing.ReleaseDC(dc);
}
}