rodecomp/Source/Render/DX9/ScreenshotDX9.cpp
ragnarok-clanker dc85d4ffa0 Decompile fn_02236 (CRendererDX9::SaveScreenshot)
Batch #14207 by eAthena: 0 byte-identical, 1 confirmed by peer review.

- fn_02236 CRendererDX9::SaveScreenshot: logic confirmed by peer review

Peer-reviewed-by: Yommy, secret, StrawberrysherbetIX
Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
2026-11-07 06:16:13 +00:00

50 lines
1.8 KiB
C++

#include "Render/DX9/D3DX9Runtime.h"
#include "Render/DX9/DeviceOwnerDX9.h"
#include "Render/DX9/RendererDX9.h"
#include "Render/DeviceContext/DCSurface.h"
#include "Render/Primitives/UIRPData.h"
#include <bit>
#include <cstdint>
namespace {
class ScreenshotOverlay : public UIRPData {
public:
// INLINED
const std::list<RenderPrimitive*>& Primitives() const {
return this->m_primitives;
}
};
}
// OFFSET: 0x005680A0
// FUNCTION: fn_02236
bool CRendererDX9::SaveScreenshot(const char* filename, int format, CTexture* overlay, const tagRECT* rectangle) {
DeviceOwnerDX9& owner = *this->device;
if (overlay) {
unsigned x = rectangle ? static_cast<unsigned>(rectangle->right) : owner.backBufferDescription.Width;
unsigned y = rectangle ? static_cast<unsigned>(rectangle->bottom) : owner.backBufferDescription.Height;
x -= overlay->Width();
y -= overlay->Height();
ScreenshotOverlay drawing;
drawing.Draw(std::bit_cast<std::int32_t>(x), std::bit_cast<std::int32_t>(y), overlay, 0xFFFFFFFFu, 0, 0, false);
if (owner.Begin(GetRenderSystemHolder()->system)) {
ScopedDeviceStateDX9 restore(this->device->state);
this->device->state.SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
this->device->state.SetRenderState(D3DRS_FOGENABLE, 0);
this->device->state.SetRenderState(D3DRS_ALPHAREF, 1);
this->device->state.SetRenderState(D3DRS_ALPHATESTENABLE, 1);
this->device->state.SetRenderState(D3DRS_ALPHABLENDENABLE, 1);
for (RenderPrimitive* command : drawing.Primitives()) {
this->device->state.SetTexture(0, command->texture ? static_cast<CTextureDX9*>(command->texture)->NativeTexture() : nullptr);
this->DrawPrimitive(command);
}
owner.End();
}
}
return SUCCEEDED(D3DXSaveSurfaceToFileA(filename, format, owner.backBuffer, nullptr, rectangle));
}