mirror of
https://github.com/ZDoom/Raze.git
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b7c7328cdd
most importantly this addresses issues with key down/key up events being sent in the same tic not having an effect on game actions that require a key being held down.
143 lines
3.7 KiB
C++
143 lines
3.7 KiB
C++
/*
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** Softpoly backend
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** Copyright (c) 2016-2020 Magnus Norddahl
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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*/
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#include "c_cvars.h"
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#include "hw_material.h"
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#include "hw_cvars.h"
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#include "hw_renderstate.h"
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#include "poly_framebuffer.h"
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#include "poly_hwtexture.h"
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PolyHardwareTexture *PolyHardwareTexture::First = nullptr;
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PolyHardwareTexture::PolyHardwareTexture()
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{
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Next = First;
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First = this;
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if (Next) Next->Prev = this;
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}
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PolyHardwareTexture::~PolyHardwareTexture()
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{
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if (Next) Next->Prev = Prev;
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if (Prev) Prev->Next = Next;
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else First = Next;
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Reset();
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}
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void PolyHardwareTexture::ResetAll()
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{
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for (PolyHardwareTexture *cur = PolyHardwareTexture::First; cur; cur = cur->Next)
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cur->Reset();
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}
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void PolyHardwareTexture::Reset()
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{
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if (auto fb = GetPolyFrameBuffer())
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{
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auto &deleteList = fb->FrameDeleteList;
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if (mCanvas) deleteList.Images.push_back(std::move(mCanvas));
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}
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}
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DCanvas *PolyHardwareTexture::GetImage(FTexture *tex, int translation, int flags)
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{
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if (!mCanvas)
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CreateImage(tex, translation, flags);
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return mCanvas.get();
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}
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PolyDepthStencil *PolyHardwareTexture::GetDepthStencil(FTexture *tex)
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{
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if (!mDepthStencil)
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{
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int w = tex->GetWidth();
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int h = tex->GetHeight();
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mDepthStencil.reset(new PolyDepthStencil(w, h));
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}
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return mDepthStencil.get();
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}
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void PolyHardwareTexture::AllocateBuffer(int w, int h, int texelsize)
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{
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if (!mCanvas || mCanvas->GetWidth() != w || mCanvas->GetHeight() != h)
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{
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mCanvas.reset(new DCanvas(0, 0, texelsize == 4));
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mCanvas->Resize(w, h, false);
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bufferpitch = mCanvas->GetPitch();
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}
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}
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uint8_t *PolyHardwareTexture::MapBuffer()
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{
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return mCanvas->GetPixels();
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}
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unsigned int PolyHardwareTexture::CreateTexture(unsigned char * buffer, int w, int h, int texunit, bool mipmap, const char *name)
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{
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return 0;
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}
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void PolyHardwareTexture::CreateWipeTexture(int w, int h, const char *name)
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{
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if (!mCanvas || mCanvas->GetWidth() != w || mCanvas->GetHeight() != h)
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{
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mCanvas.reset(new DCanvas(0, 0, true));
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mCanvas->Resize(w, h, false);
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}
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auto fb = static_cast<PolyFrameBuffer*>(screen);
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fb->FlushDrawCommands();
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DrawerThreads::WaitForWorkers();
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uint32_t* dest = (uint32_t*)mCanvas->GetPixels();
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uint32_t* src = (uint32_t*)fb->GetCanvas()->GetPixels();
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int dpitch = mCanvas->GetPitch();
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int spitch = fb->GetCanvas()->GetPitch();
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int pixelsize = 4;
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for (int y = 0; y < h; y++)
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{
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memcpy(dest + dpitch * (h - 1 - y), src + spitch * y, w * pixelsize);
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}
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}
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void PolyHardwareTexture::CreateImage(FTexture *tex, int translation, int flags)
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{
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mCanvas.reset(new DCanvas(0, 0, true));
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if (!tex->isHardwareCanvas())
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{
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FTextureBuffer texbuffer = tex->CreateTexBuffer(translation, flags | CTF_ProcessData);
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mCanvas->Resize(texbuffer.mWidth, texbuffer.mHeight, false);
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memcpy(mCanvas->GetPixels(), texbuffer.mBuffer, texbuffer.mWidth * texbuffer.mHeight * 4);
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}
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else
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{
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int w = tex->GetWidth();
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int h = tex->GetHeight();
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mCanvas->Resize(w, h, false);
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}
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}
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