rodecomp/Source/Render/DX7/RenderToTextureDX7.cpp
ragnarok-clanker 643cf8e993 Maintenance: [forced, user-approved] R10a: remove the invented DX7 view structs RendererDX7Operations {owner, device}, QueuedDrawingD
Batch #10263 by ragnarok-clanker: forced by an admin (1 lower score(s), 16 changed function(s)); checked with 333 compiled unit(s), including every includer of Source/Render/DX7/DeviceOwnerDX7.h, Source/Render/DX7/QueuedDrawingDX7.h, Source/Render/DX9/RendererFogDX9.h, Source/Render/RendererDX7.h, Source/Render/DX7/RendererDX7Operations.h, Source/Render/DX7/TextureBindingDX7.h.
Deletes: Source/Render/DX7/RendererDX7Operations.h, Source/Render/DX7/TextureBindingDX7.h
2026-11-03 14:00:14 +00:00

83 lines
2.9 KiB
C++

#include "Render/DX7/RenderSystemDX7.h"
#include "Render/DX7/DeviceOwnerDX7.h"
#include "Render/Primitives/RenderPrimitive.h"
#include "Render/RendererDX7.h"
#include "Render/Textures/TextureCache.h"
#include "Render/DX7/TextureDX7.h"
#include <wrl/client.h>
using Microsoft::WRL::ComPtr;
// OFFSET: 0x00544120
// FUNCTION: fn_01813
bool CTextureDX7::CopySurface(IDirectDrawSurface7* source, const RECT* rectangle) {
return this->m_surface && SUCCEEDED(this->m_surface->Blt(const_cast<RECT*>(rectangle), source, const_cast<RECT*>(rectangle), DDBLT_WAIT, nullptr));
}
// OFFSET: 0x00813CA0
// FUNCTION: fn_10125
bool CRendererDX7::RenderToTexture(
int width, int height, const std::list<RenderPrimitive*>& primitives, CTexture*& texture
) {
if (!texture) {
texture = CreateTexture(width, height, TextureFormat::A8R8G8B8, false, false);
if (!texture) {
return false;
}
}
DDSURFACEDESC2 description{};
description.dwSize = sizeof(description);
description.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT | DDSD_PIXELFORMAT;
description.dwWidth = width;
description.dwHeight = height;
description.ddsCaps.dwCaps = DDSCAPS_TEXTURE | DDSCAPS_3DDEVICE | DDSCAPS_VIDEOMEMORY | DDSCAPS_LOCALVIDMEM;
description.ddpfPixelFormat.dwFlags = DDPF_RGB | DDPF_ALPHAPIXELS;
description.ddpfPixelFormat.dwRGBBitCount = 32;
description.ddpfPixelFormat.dwRBitMask = 0xFF0000;
description.ddpfPixelFormat.dwGBitMask = 0xFF00;
description.ddpfPixelFormat.dwBBitMask = 0xFF;
description.ddpfPixelFormat.dwRGBAlphaBitMask = 0xFF000000;
ComPtr<IDirectDrawSurface7> target;
if (FAILED(g_deviceOwnerDX7->draw->CreateSurface(&description, target.GetAddressOf(), nullptr))) {
return false;
}
ComPtr<IDirectDrawSurface7> previous;
DWORD depth = 0;
DWORD fog = 0;
auto* device = g_deviceOwnerDX7->device;
if (device->GetRenderTarget(previous.GetAddressOf()) != S_OK || device->GetRenderState(D3DRENDERSTATE_ZENABLE, &depth) != S_OK ||
device->GetRenderState(D3DRENDERSTATE_FOGENABLE, &fog) != S_OK) {
return false;
}
if (device->SetRenderTarget(target.Get(), 0) == S_OK) {
device->SetRenderState(D3DRENDERSTATE_ZENABLE, D3DZB_FALSE);
device->SetRenderState(D3DRENDERSTATE_FOGENABLE, 0);
device->Clear(0, nullptr, D3DCLEAR_TARGET, 0, 0, 0);
if (device->BeginScene() == S_OK) {
for (auto* primitive : primitives) {
auto* selected = static_cast<CTextureDX7*>(primitive->texture);
this->SetTexture(0, selected);
primitive->Draw(reinterpret_cast<int>(g_deviceOwnerDX7 ? g_deviceOwnerDX7->device : nullptr));
}
device->EndScene();
RECT rectangle{0, 0, width, height};
static_cast<CTextureDX7*>(texture)->CopySurface(target.Get(), &rectangle);
}
device->SetRenderTarget(previous.Get(), 0);
device->SetRenderState(D3DRENDERSTATE_ZENABLE, depth);
device->SetRenderState(D3DRENDERSTATE_FOGENABLE, fog);
}
return true;
}