67cb6e63b5
Lots of this was still laid out for DirectDraw. This removes most of Begin2D so that it can be done more cleanlz. Note that this commit renders weapon sprites and screen blends incorrectly. Those will be fixed in an upcoming commit.
1472 lines
34 KiB
C++
1472 lines
34 KiB
C++
/*
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**
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**
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**---------------------------------------------------------------------------
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** Copyright 1999-2016 Randy Heit
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** Copyright 2005-2016 Christoph Oelckers
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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//-----------------------------------------------------------------------------
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//
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// DESCRIPTION:
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// Functions to draw patches (by post) directly to screen->
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// Functions to blit a block to the screen->
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//
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//-----------------------------------------------------------------------------
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#include <stdio.h>
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#include "i_system.h"
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#include "x86.h"
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#include "i_video.h"
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#include "r_state.h"
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#include "doomstat.h"
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#include "c_console.h"
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#include "hu_stuff.h"
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#include "m_argv.h"
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#include "v_video.h"
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#include "v_text.h"
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#include "sc_man.h"
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#include "w_wad.h"
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#include "c_dispatch.h"
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#include "cmdlib.h"
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#include "sbar.h"
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#include "hardware.h"
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#include "m_png.h"
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#include "r_utility.h"
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#include "r_renderer.h"
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#include "menu/menu.h"
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#include "vm.h"
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#include "r_videoscale.h"
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#include "i_time.h"
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EXTERN_CVAR(Bool, cl_capfps)
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EXTERN_CVAR(Float, vid_brightness)
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EXTERN_CVAR(Float, vid_contrast)
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CUSTOM_CVAR(Int, vid_maxfps, 200, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
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{
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if (vid_maxfps < TICRATE && vid_maxfps != 0)
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{
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vid_maxfps = TICRATE;
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}
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else if (vid_maxfps > 1000)
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{
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vid_maxfps = 1000;
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}
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else if (cl_capfps == 0)
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{
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I_SetFPSLimit(vid_maxfps);
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}
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}
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CUSTOM_CVAR(Int, vid_rendermode, 4, CVAR_ARCHIVE | CVAR_GLOBALCONFIG | CVAR_NOINITCALL)
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{
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if (usergame)
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{
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// [SP] Update pitch limits to the netgame/gamesim.
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players[consoleplayer].SendPitchLimits();
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}
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screen->SetTextureFilterMode();
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// No further checks needed. All this changes now is which scene drawer the render backend calls.
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}
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EXTERN_CVAR(Bool, r_blendmethod)
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int active_con_scale();
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FRenderer *SWRenderer;
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EXTERN_CVAR (Bool, fullscreen)
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#define DBGBREAK assert(0)
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class DDummyFrameBuffer : public DFrameBuffer
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{
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typedef DFrameBuffer Super;
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public:
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DDummyFrameBuffer (int width, int height)
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: DFrameBuffer (0, 0, false)
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{
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Width = width;
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Height = height;
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}
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// These methods should never be called.
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void Update() { DBGBREAK; }
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PalEntry *GetPalette() { DBGBREAK; return NULL; }
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void GetFlashedPalette(PalEntry palette[256]) { DBGBREAK; }
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void UpdatePalette() { DBGBREAK; }
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bool SetFlash(PalEntry rgb, int amount) { DBGBREAK; return false; }
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void GetFlash(PalEntry &rgb, int &amount) { DBGBREAK; }
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bool IsFullscreen() { DBGBREAK; return 0; }
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float Gamma;
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};
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class FPaletteTester : public FTexture
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{
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public:
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FPaletteTester ();
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const uint8_t *GetColumn(FRenderStyle, unsigned int column, const Span **spans_out) override;
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const uint8_t *GetPixels(FRenderStyle);
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bool CheckModified(FRenderStyle);
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void SetTranslation(int num);
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protected:
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uint8_t Pixels[16*16];
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int CurTranslation;
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int WantTranslation;
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static const Span DummySpan[2];
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void MakeTexture();
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};
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const FTexture::Span FPaletteTester::DummySpan[2] = { { 0, 16 }, { 0, 0 } };
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int DisplayWidth, DisplayHeight, DisplayBits;
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FFont *SmallFont, *SmallFont2, *BigFont, *ConFont, *IntermissionFont;
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uint32_t Col2RGB8[65][256];
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uint32_t *Col2RGB8_LessPrecision[65];
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uint32_t Col2RGB8_Inverse[65][256];
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ColorTable32k RGB32k;
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ColorTable256k RGB256k;
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static uint32_t Col2RGB8_2[63][256];
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// [RH] The framebuffer is no longer a mere byte array.
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// There's also only one, not four.
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DFrameBuffer *screen;
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CVAR (Int, vid_defwidth, 640, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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CVAR (Int, vid_defheight, 480, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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CVAR (Int, vid_defbits, 8, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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CVAR (Bool, vid_fps, false, 0)
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CVAR (Bool, ticker, false, 0)
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CVAR (Int, vid_showpalette, 0, 0)
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CUSTOM_CVAR (Bool, vid_vsync, false, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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{
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if (screen != NULL)
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{
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screen->SetVSync (*self);
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}
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}
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CUSTOM_CVAR (Int, vid_refreshrate, 0, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
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{
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if (screen != NULL)
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{
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screen->NewRefreshRate();
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}
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}
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// [RH] Set true when vid_setmode command has been executed
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bool setmodeneeded = false;
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// [RH] Resolution to change to when setmodeneeded is true
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int NewWidth, NewHeight, NewBits;
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//==========================================================================
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//
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// DCanvas Constructor
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//
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//==========================================================================
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DCanvas::DCanvas (int _width, int _height, bool _bgra)
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{
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// Init member vars
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Width = _width;
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Height = _height;
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Bgra = _bgra;
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}
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//==========================================================================
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//
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// DCanvas Destructor
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//
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//==========================================================================
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DCanvas::~DCanvas ()
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{
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}
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//==========================================================================
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//
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// V_GetColorFromString
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//
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// Passed a string of the form "#RGB", "#RRGGBB", "R G B", or "RR GG BB",
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// returns a number representing that color. If palette is non-NULL, the
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// index of the best match in the palette is returned, otherwise the
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// RRGGBB value is returned directly.
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//
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//==========================================================================
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int V_GetColorFromString (const uint32_t *palette, const char *cstr, FScriptPosition *sc)
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{
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int c[3], i, p;
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char val[3];
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val[2] = '\0';
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// Check for HTML-style #RRGGBB or #RGB color string
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if (cstr[0] == '#')
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{
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size_t len = strlen (cstr);
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if (len == 7)
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{
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// Extract each eight-bit component into c[].
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for (i = 0; i < 3; ++i)
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{
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val[0] = cstr[1 + i*2];
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val[1] = cstr[2 + i*2];
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c[i] = ParseHex (val, sc);
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}
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}
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else if (len == 4)
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{
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// Extract each four-bit component into c[], expanding to eight bits.
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for (i = 0; i < 3; ++i)
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{
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val[1] = val[0] = cstr[1 + i];
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c[i] = ParseHex (val, sc);
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}
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}
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else
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{
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// Bad HTML-style; pretend it's black.
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c[2] = c[1] = c[0] = 0;
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}
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}
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else
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{
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if (strlen(cstr) == 6)
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{
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char *p;
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int color = strtol(cstr, &p, 16);
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if (*p == 0)
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{
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// RRGGBB string
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c[0] = (color & 0xff0000) >> 16;
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c[1] = (color & 0xff00) >> 8;
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c[2] = (color & 0xff);
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}
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else goto normal;
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}
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else
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{
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normal:
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// Treat it as a space-delimited hexadecimal string
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for (i = 0; i < 3; ++i)
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{
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// Skip leading whitespace
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while (*cstr <= ' ' && *cstr != '\0')
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{
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cstr++;
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}
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// Extract a component and convert it to eight-bit
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for (p = 0; *cstr > ' '; ++p, ++cstr)
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{
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if (p < 2)
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{
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val[p] = *cstr;
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}
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}
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if (p == 0)
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{
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c[i] = 0;
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}
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else
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{
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if (p == 1)
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{
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val[1] = val[0];
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}
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c[i] = ParseHex (val, sc);
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}
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}
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}
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}
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if (palette)
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return ColorMatcher.Pick (c[0], c[1], c[2]);
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else
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return MAKERGB(c[0], c[1], c[2]);
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}
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//==========================================================================
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//
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// V_GetColorStringByName
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//
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// Searches for the given color name in x11r6rgb.txt and returns an
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// HTML-ish "#RRGGBB" string for it if found or the empty string if not.
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//
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//==========================================================================
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FString V_GetColorStringByName (const char *name, FScriptPosition *sc)
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{
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FMemLump rgbNames;
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char *rgbEnd;
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char *rgb, *endp;
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int rgblump;
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int c[3], step;
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size_t namelen;
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if (Wads.GetNumLumps()==0) return FString();
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rgblump = Wads.CheckNumForName ("X11R6RGB");
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if (rgblump == -1)
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{
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if (!sc) Printf ("X11R6RGB lump not found\n");
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else sc->Message(MSG_WARNING, "X11R6RGB lump not found");
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return FString();
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}
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rgbNames = Wads.ReadLump (rgblump);
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rgb = (char *)rgbNames.GetMem();
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rgbEnd = rgb + Wads.LumpLength (rgblump);
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step = 0;
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namelen = strlen (name);
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while (rgb < rgbEnd)
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{
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// Skip white space
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if (*rgb <= ' ')
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{
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do
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{
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rgb++;
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} while (rgb < rgbEnd && *rgb <= ' ');
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}
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else if (step == 0 && *rgb == '!')
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{ // skip comment lines
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do
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{
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rgb++;
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} while (rgb < rgbEnd && *rgb != '\n');
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}
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else if (step < 3)
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{ // collect RGB values
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c[step++] = strtoul (rgb, &endp, 10);
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if (endp == rgb)
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{
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break;
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}
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rgb = endp;
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}
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else
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{ // Check color name
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endp = rgb;
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// Find the end of the line
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while (endp < rgbEnd && *endp != '\n')
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endp++;
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// Back up over any whitespace
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while (endp > rgb && *endp <= ' ')
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endp--;
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if (endp == rgb)
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{
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break;
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}
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size_t checklen = ++endp - rgb;
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if (checklen == namelen && strnicmp (rgb, name, checklen) == 0)
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{
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FString descr;
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descr.Format ("#%02x%02x%02x", c[0], c[1], c[2]);
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return descr;
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}
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rgb = endp;
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step = 0;
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}
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}
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if (rgb < rgbEnd)
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{
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if (!sc) Printf ("X11R6RGB lump is corrupt\n");
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else sc->Message(MSG_WARNING, "X11R6RGB lump is corrupt");
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}
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return FString();
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}
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//==========================================================================
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//
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// V_GetColor
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//
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// Works like V_GetColorFromString(), but also understands X11 color names.
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//
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//==========================================================================
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int V_GetColor (const uint32_t *palette, const char *str, FScriptPosition *sc)
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{
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FString string = V_GetColorStringByName (str, sc);
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int res;
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if (!string.IsEmpty())
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{
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res = V_GetColorFromString (palette, string, sc);
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}
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else
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{
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res = V_GetColorFromString (palette, str, sc);
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}
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return res;
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}
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int V_GetColor(const uint32_t *palette, FScanner &sc)
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{
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FScriptPosition scc = sc;
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return V_GetColor(palette, sc.String, &scc);
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}
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//==========================================================================
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//
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// BuildTransTable
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//
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// Build the tables necessary for blending
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//
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//==========================================================================
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static void BuildTransTable (const PalEntry *palette)
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{
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int r, g, b;
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// create the RGB555 lookup table
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for (r = 0; r < 32; r++)
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for (g = 0; g < 32; g++)
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for (b = 0; b < 32; b++)
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RGB32k.RGB[r][g][b] = ColorMatcher.Pick ((r<<3)|(r>>2), (g<<3)|(g>>2), (b<<3)|(b>>2));
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// create the RGB666 lookup table
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for (r = 0; r < 64; r++)
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for (g = 0; g < 64; g++)
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for (b = 0; b < 64; b++)
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RGB256k.RGB[r][g][b] = ColorMatcher.Pick ((r<<2)|(r>>4), (g<<2)|(g>>4), (b<<2)|(b>>4));
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int x, y;
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// create the swizzled palette
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for (x = 0; x < 65; x++)
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for (y = 0; y < 256; y++)
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Col2RGB8[x][y] = (((palette[y].r*x)>>4)<<20) |
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((palette[y].g*x)>>4) |
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(((palette[y].b*x)>>4)<<10);
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// create the swizzled palette with the lsb of red and blue forced to 0
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// (for green, a 1 is okay since it never gets added into)
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for (x = 1; x < 64; x++)
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{
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Col2RGB8_LessPrecision[x] = Col2RGB8_2[x-1];
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for (y = 0; y < 256; y++)
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{
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Col2RGB8_2[x-1][y] = Col2RGB8[x][y] & 0x3feffbff;
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}
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}
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Col2RGB8_LessPrecision[0] = Col2RGB8[0];
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Col2RGB8_LessPrecision[64] = Col2RGB8[64];
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// create the inverse swizzled palette
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for (x = 0; x < 65; x++)
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for (y = 0; y < 256; y++)
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{
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Col2RGB8_Inverse[x][y] = (((((255-palette[y].r)*x)>>4)<<20) |
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(((255-palette[y].g)*x)>>4) |
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((((255-palette[y].b)*x)>>4)<<10)) & 0x3feffbff;
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}
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}
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//==========================================================================
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//
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// DCanvas :: CalcGamma
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//
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//==========================================================================
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void DFrameBuffer::CalcGamma (float gamma, uint8_t gammalookup[256])
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{
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// I found this formula on the web at
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// <http://panda.mostang.com/sane/sane-gamma.html>,
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// but that page no longer exits.
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double invgamma = 1.f / gamma;
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int i;
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for (i = 0; i < 256; i++)
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{
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gammalookup[i] = (uint8_t)(255.0 * pow (i / 255.0, invgamma) + 0.5);
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}
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}
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//==========================================================================
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//
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// DSimpleCanvas Constructor
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//
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// A simple canvas just holds a buffer in main memory.
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//
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//==========================================================================
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DSimpleCanvas::DSimpleCanvas (int width, int height, bool bgra)
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: DCanvas (width, height, bgra)
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{
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PixelBuffer = nullptr;
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Resize(width, height);
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}
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|
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void DSimpleCanvas::Resize(int width, int height)
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{
|
|
Width = width;
|
|
Height = height;
|
|
|
|
if (PixelBuffer != NULL)
|
|
{
|
|
delete[] PixelBuffer;
|
|
PixelBuffer = NULL;
|
|
}
|
|
|
|
// Making the pitch a power of 2 is very bad for performance
|
|
// Try to maximize the number of cache lines that can be filled
|
|
// for each column drawing operation by making the pitch slightly
|
|
// longer than the width. The values used here are all based on
|
|
// empirical evidence.
|
|
|
|
if (width <= 640)
|
|
{
|
|
// For low resolutions, just keep the pitch the same as the width.
|
|
// Some speedup can be seen using the technique below, but the speedup
|
|
// is so marginal that I don't consider it worthwhile.
|
|
Pitch = width;
|
|
}
|
|
else
|
|
{
|
|
// If we couldn't figure out the CPU's L1 cache line size, assume
|
|
// it's 32 bytes wide.
|
|
if (CPU.DataL1LineSize == 0)
|
|
{
|
|
CPU.DataL1LineSize = 32;
|
|
}
|
|
// The Athlon and P3 have very different caches, apparently.
|
|
// I am going to generalize the Athlon's performance to all AMD
|
|
// processors and the P3's to all non-AMD processors. I don't know
|
|
// how smart that is, but I don't have a vast plethora of
|
|
// processors to test with.
|
|
if (CPU.bIsAMD)
|
|
{
|
|
Pitch = width + CPU.DataL1LineSize;
|
|
}
|
|
else
|
|
{
|
|
Pitch = width + MAX(0, CPU.DataL1LineSize - 8);
|
|
}
|
|
}
|
|
int bytes_per_pixel = Bgra ? 4 : 1;
|
|
PixelBuffer = new uint8_t[Pitch * height * bytes_per_pixel];
|
|
memset (PixelBuffer, 0, Pitch * height * bytes_per_pixel);
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DSimpleCanvas Destructor
|
|
//
|
|
//==========================================================================
|
|
|
|
DSimpleCanvas::~DSimpleCanvas ()
|
|
{
|
|
if (PixelBuffer != NULL)
|
|
{
|
|
delete[] PixelBuffer;
|
|
PixelBuffer = NULL;
|
|
}
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer Constructor
|
|
//
|
|
// A frame buffer canvas is the most common and represents the image that
|
|
// gets drawn to the screen.
|
|
//
|
|
//==========================================================================
|
|
|
|
DFrameBuffer::DFrameBuffer (int width, int height, bool bgra)
|
|
//: DCanvas
|
|
{
|
|
Width = ViewportScaledWidth(width, height);
|
|
Height = ViewportScaledHeight(width, height);
|
|
Bgra = bgra;
|
|
|
|
LastMS = LastSec = FrameCount = LastCount = LastTic = 0;
|
|
|
|
VideoWidth = width;
|
|
VideoHeight = height;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: DrawRateStuff
|
|
//
|
|
// Draws the fps counter, dot ticker, and palette debug.
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::DrawRateStuff ()
|
|
{
|
|
// Draws frame time and cumulative fps
|
|
if (vid_fps)
|
|
{
|
|
uint64_t ms = screen->FrameTime;
|
|
uint64_t howlong = ms - LastMS;
|
|
if ((signed)howlong >= 0)
|
|
{
|
|
char fpsbuff[40];
|
|
int chars;
|
|
int rate_x;
|
|
|
|
int textScale = active_con_scale();
|
|
|
|
chars = mysnprintf (fpsbuff, countof(fpsbuff), "%2" PRIu64 " ms (%3" PRIu64 " fps)", howlong, LastCount);
|
|
rate_x = Width / textScale - ConFont->StringWidth(&fpsbuff[0]);
|
|
Clear (rate_x * textScale, 0, Width, ConFont->GetHeight() * textScale, GPalette.BlackIndex, 0);
|
|
DrawText (ConFont, CR_WHITE, rate_x, 0, (char *)&fpsbuff[0],
|
|
DTA_VirtualWidth, screen->GetWidth() / textScale,
|
|
DTA_VirtualHeight, screen->GetHeight() / textScale,
|
|
DTA_KeepRatio, true, TAG_DONE);
|
|
|
|
uint32_t thisSec = (uint32_t)(ms/1000);
|
|
if (LastSec < thisSec)
|
|
{
|
|
LastCount = FrameCount / (thisSec - LastSec);
|
|
LastSec = thisSec;
|
|
FrameCount = 0;
|
|
}
|
|
FrameCount++;
|
|
}
|
|
LastMS = ms;
|
|
}
|
|
|
|
// draws little dots on the bottom of the screen
|
|
if (ticker)
|
|
{
|
|
int64_t t = I_GetTime();
|
|
int64_t tics = t - LastTic;
|
|
|
|
LastTic = t;
|
|
if (tics > 20) tics = 20;
|
|
|
|
int i;
|
|
for (i = 0; i < tics*2; i += 2) Clear(i, Height-1, i+1, Height, 255, 0);
|
|
for ( ; i < 20*2; i += 2) Clear(i, Height-1, i+1, Height, 0, 0);
|
|
}
|
|
|
|
// draws the palette for debugging
|
|
if (vid_showpalette)
|
|
{
|
|
// This used to just write the palette to the display buffer.
|
|
// With hardware-accelerated 2D, that doesn't work anymore.
|
|
// Drawing it as a texture does and continues to show how
|
|
// well the PalTex shader is working.
|
|
static FPaletteTester palette;
|
|
int size = screen->GetHeight() < 800 ? 16 * 7 : 16 * 7 * 2;
|
|
|
|
palette.SetTranslation(vid_showpalette);
|
|
DrawTexture(&palette, 0, 0,
|
|
DTA_DestWidth, size,
|
|
DTA_DestHeight, size,
|
|
DTA_Masked, false,
|
|
TAG_DONE);
|
|
}
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaleteTester Constructor
|
|
//
|
|
// This is just a 16x16 image with every possible color value.
|
|
//
|
|
//==========================================================================
|
|
|
|
FPaletteTester::FPaletteTester()
|
|
{
|
|
Width = 16;
|
|
Height = 16;
|
|
WidthBits = 4;
|
|
HeightBits = 4;
|
|
WidthMask = 15;
|
|
CurTranslation = 0;
|
|
WantTranslation = 1;
|
|
MakeTexture();
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaletteTester :: CheckModified
|
|
//
|
|
//==========================================================================
|
|
|
|
bool FPaletteTester::CheckModified(FRenderStyle)
|
|
{
|
|
return CurTranslation != WantTranslation;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaletteTester :: SetTranslation
|
|
//
|
|
//==========================================================================
|
|
|
|
void FPaletteTester::SetTranslation(int num)
|
|
{
|
|
if (num >= 1 && num <= 9)
|
|
{
|
|
WantTranslation = num;
|
|
}
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaletteTester :: GetColumn
|
|
//
|
|
//==========================================================================
|
|
|
|
const uint8_t *FPaletteTester::GetColumn(FRenderStyle, unsigned int column, const Span **spans_out)
|
|
{
|
|
if (CurTranslation != WantTranslation)
|
|
{
|
|
MakeTexture();
|
|
}
|
|
column &= 15;
|
|
if (spans_out != NULL)
|
|
{
|
|
*spans_out = DummySpan;
|
|
}
|
|
return Pixels + column*16;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaletteTester :: GetPixels
|
|
//
|
|
//==========================================================================
|
|
|
|
const uint8_t *FPaletteTester::GetPixels (FRenderStyle)
|
|
{
|
|
if (CurTranslation != WantTranslation)
|
|
{
|
|
MakeTexture();
|
|
}
|
|
return Pixels;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// FPaletteTester :: MakeTexture
|
|
//
|
|
//==========================================================================
|
|
|
|
void FPaletteTester::MakeTexture()
|
|
{
|
|
int i, j, k, t;
|
|
uint8_t *p;
|
|
|
|
t = WantTranslation;
|
|
p = Pixels;
|
|
k = 0;
|
|
for (i = 0; i < 16; ++i)
|
|
{
|
|
for (j = 0; j < 16; ++j)
|
|
{
|
|
*p++ = (t > 1) ? translationtables[TRANSLATION_Standard][t - 2]->Remap[k] : k;
|
|
k += 16;
|
|
}
|
|
k -= 255;
|
|
}
|
|
CurTranslation = t;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: SetVSync
|
|
//
|
|
// Turns vertical sync on and off, if supported.
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::SetVSync (bool vsync)
|
|
{
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: NewRefreshRate
|
|
//
|
|
// Sets the fullscreen display to the new refresh rate in vid_refreshrate,
|
|
// if possible.
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::NewRefreshRate ()
|
|
{
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: WipeStartScreen
|
|
//
|
|
// Grabs a copy of the screen currently displayed to serve as the initial
|
|
// frame of a screen wipe. Also determines which screenwipe will be
|
|
// performed.
|
|
//
|
|
//==========================================================================
|
|
|
|
bool DFrameBuffer::WipeStartScreen(int type)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: WipeEndScreen
|
|
//
|
|
// Grabs a copy of the most-recently drawn, but not yet displayed, screen
|
|
// to serve as the final frame of a screen wipe.
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::WipeEndScreen()
|
|
{
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: WipeDo
|
|
//
|
|
// Draws one frame of a screenwipe. Should be called no more than 35
|
|
// times per second. If called less than that, ticks indicates how many
|
|
// ticks have passed since the last call.
|
|
//
|
|
//==========================================================================
|
|
|
|
bool DFrameBuffer::WipeDo(int ticks)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: WipeCleanup
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::WipeCleanup()
|
|
{
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: GameRestart
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::GameRestart()
|
|
{
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
//
|
|
//
|
|
//==========================================================================
|
|
|
|
void DFrameBuffer::BuildGammaTable(uint16_t *gammaTable)
|
|
{
|
|
float gamma = clamp<float>(Gamma, 0.1f, 4.f);
|
|
float contrast = clamp<float>(vid_contrast, 0.1f, 3.f);
|
|
float bright = clamp<float>(vid_brightness, -0.8f, 0.8f);
|
|
|
|
double invgamma = 1 / gamma;
|
|
double norm = pow(255., invgamma - 1);
|
|
|
|
for (int i = 0; i < 256; i++)
|
|
{
|
|
double val = i * contrast - (contrast - 1) * 127;
|
|
val += bright * 128;
|
|
if (gamma != 1) val = pow(val, invgamma) / norm;
|
|
|
|
gammaTable[i] = gammaTable[i + 256] = gammaTable[i + 512] = (uint16_t)clamp<double>(val * 256, 0, 0xffff);
|
|
}
|
|
}
|
|
|
|
//==========================================================================
|
|
//
|
|
// DFrameBuffer :: GetCaps
|
|
//
|
|
//==========================================================================
|
|
|
|
EXTERN_CVAR(Bool, r_drawvoxels)
|
|
|
|
uint32_t DFrameBuffer::GetCaps()
|
|
{
|
|
ActorRenderFeatureFlags FlagSet = 0;
|
|
|
|
if (V_IsPolyRenderer())
|
|
FlagSet |= RFF_POLYGONAL | RFF_TILTPITCH | RFF_SLOPE3DFLOORS;
|
|
else
|
|
{
|
|
FlagSet |= RFF_UNCLIPPEDTEX;
|
|
if (r_drawvoxels)
|
|
FlagSet |= RFF_VOXELS;
|
|
}
|
|
|
|
if (V_IsTrueColor())
|
|
FlagSet |= RFF_TRUECOLOR;
|
|
else
|
|
FlagSet |= RFF_COLORMAP;
|
|
|
|
return (uint32_t)FlagSet;
|
|
}
|
|
|
|
void DFrameBuffer::RenderTextureView(FCanvasTexture *tex, AActor *Viewpoint, double FOV)
|
|
{
|
|
SWRenderer->RenderTextureView(tex, Viewpoint, FOV);
|
|
}
|
|
|
|
void DFrameBuffer::WriteSavePic(player_t *player, FileWriter *file, int width, int height)
|
|
{
|
|
SWRenderer->WriteSavePic(player, file, width, height);
|
|
}
|
|
|
|
|
|
CCMD(clean)
|
|
{
|
|
Printf ("CleanXfac: %d\nCleanYfac: %d\n", CleanXfac, CleanYfac);
|
|
}
|
|
|
|
//
|
|
// V_SetResolution
|
|
//
|
|
bool V_DoModeSetup (int width, int height, int bits)
|
|
{
|
|
DFrameBuffer *buff = I_SetMode (width, height, screen);
|
|
|
|
if (buff == NULL)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
screen = buff;
|
|
screen->SetGamma ();
|
|
|
|
DisplayBits = bits;
|
|
V_UpdateModeSize(screen->GetWidth(), screen->GetHeight());
|
|
|
|
M_RefreshModesList ();
|
|
|
|
return true;
|
|
}
|
|
|
|
void V_UpdateModeSize (int width, int height)
|
|
{
|
|
int cx1, cx2;
|
|
V_CalcCleanFacs(320, 200, width, height, &CleanXfac, &CleanYfac, &cx1, &cx2);
|
|
|
|
CleanWidth = width / CleanXfac;
|
|
CleanHeight = height / CleanYfac;
|
|
assert(CleanWidth >= 320);
|
|
assert(CleanHeight >= 200);
|
|
|
|
if (width < 800 || width >= 960)
|
|
{
|
|
if (cx1 < cx2)
|
|
{
|
|
// Special case in which we don't need to scale down.
|
|
CleanXfac_1 =
|
|
CleanYfac_1 = cx1;
|
|
}
|
|
else
|
|
{
|
|
CleanXfac_1 = MAX(CleanXfac - 1, 1);
|
|
CleanYfac_1 = MAX(CleanYfac - 1, 1);
|
|
// On larger screens this is not enough so make sure it's at most 3/4 of the screen's width
|
|
while (CleanXfac_1 * 320 > screen->GetWidth()*3/4 && CleanXfac_1 > 2)
|
|
{
|
|
CleanXfac_1--;
|
|
CleanYfac_1--;
|
|
}
|
|
}
|
|
CleanWidth_1 = width / CleanXfac_1;
|
|
CleanHeight_1 = height / CleanYfac_1;
|
|
}
|
|
else // if the width is between 800 and 960 the ratio between the screensize and CleanXFac-1 becomes too large.
|
|
{
|
|
CleanXfac_1 = CleanXfac;
|
|
CleanYfac_1 = CleanYfac;
|
|
CleanWidth_1 = CleanWidth;
|
|
CleanHeight_1 = CleanHeight;
|
|
}
|
|
|
|
|
|
DisplayWidth = width;
|
|
DisplayHeight = height;
|
|
|
|
R_OldBlend = ~0;
|
|
}
|
|
|
|
void V_OutputResized (int width, int height)
|
|
{
|
|
V_UpdateModeSize(width, height);
|
|
setsizeneeded = true;
|
|
if (StatusBar != NULL)
|
|
{
|
|
StatusBar->CallScreenSizeChanged();
|
|
}
|
|
C_NewModeAdjust();
|
|
}
|
|
|
|
void V_CalcCleanFacs (int designwidth, int designheight, int realwidth, int realheight, int *cleanx, int *cleany, int *_cx1, int *_cx2)
|
|
{
|
|
float ratio;
|
|
int cwidth;
|
|
int cheight;
|
|
int cx1, cy1, cx2, cy2;
|
|
|
|
// For larger screems always use at least a 16:9 ratio for clean factor calculation, even if the actual ratio is narrower.
|
|
if (realwidth > 1280 && (double)realwidth / realheight < 16./9)
|
|
{
|
|
realheight = realwidth * 9 / 16;
|
|
}
|
|
|
|
ratio = ActiveRatio(realwidth, realheight);
|
|
if (AspectTallerThanWide(ratio))
|
|
{
|
|
cwidth = realwidth;
|
|
cheight = realheight * AspectMultiplier(ratio) / 48;
|
|
}
|
|
else
|
|
{
|
|
cwidth = realwidth * AspectMultiplier(ratio) / 48;
|
|
cheight = realheight;
|
|
}
|
|
// Use whichever pair of cwidth/cheight or width/height that produces less difference
|
|
// between CleanXfac and CleanYfac.
|
|
cx1 = MAX(cwidth / designwidth, 1);
|
|
cy1 = MAX(cheight / designheight, 1);
|
|
cx2 = MAX(realwidth / designwidth, 1);
|
|
cy2 = MAX(realheight / designheight, 1);
|
|
if (abs(cx1 - cy1) <= abs(cx2 - cy2) || MAX(cx1, cx2) >= 4)
|
|
{ // e.g. 640x360 looks better with this.
|
|
*cleanx = cx1;
|
|
*cleany = cy1;
|
|
}
|
|
else
|
|
{ // e.g. 720x480 looks better with this.
|
|
*cleanx = cx2;
|
|
*cleany = cy2;
|
|
}
|
|
|
|
if (*cleanx < *cleany)
|
|
*cleany = *cleanx;
|
|
else
|
|
*cleanx = *cleany;
|
|
|
|
if (_cx1 != NULL) *_cx1 = cx1;
|
|
if (_cx2 != NULL) *_cx2 = cx2;
|
|
}
|
|
|
|
bool IVideo::SetResolution (int width, int height, int bits)
|
|
{
|
|
int oldwidth, oldheight;
|
|
int oldbits;
|
|
|
|
if (screen)
|
|
{
|
|
oldwidth = SCREENWIDTH;
|
|
oldheight = SCREENHEIGHT;
|
|
oldbits = DisplayBits;
|
|
}
|
|
else
|
|
{ // Harmless if screen wasn't allocated
|
|
oldwidth = width;
|
|
oldheight = height;
|
|
oldbits = bits;
|
|
}
|
|
|
|
I_ClosestResolution (&width, &height, bits);
|
|
if (!I_CheckResolution (width, height, bits))
|
|
{ // Try specified resolution
|
|
if (!I_CheckResolution (oldwidth, oldheight, oldbits))
|
|
{ // Try previous resolution (if any)
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
width = oldwidth;
|
|
height = oldheight;
|
|
bits = oldbits;
|
|
}
|
|
}
|
|
return V_DoModeSetup (width, height, bits);
|
|
}
|
|
|
|
CCMD (vid_setmode)
|
|
{
|
|
int width = 0, height = SCREENHEIGHT;
|
|
int bits = DisplayBits;
|
|
|
|
if (argv.argc() > 1)
|
|
{
|
|
width = atoi (argv[1]);
|
|
if (argv.argc() > 2)
|
|
{
|
|
height = atoi (argv[2]);
|
|
if (argv.argc() > 3)
|
|
{
|
|
bits = atoi (argv[3]);
|
|
}
|
|
}
|
|
}
|
|
|
|
const bool goodmode = (width > 0 && height > 0)
|
|
&& (!fullscreen || (Video != nullptr && I_CheckResolution(width, height, bits)));
|
|
|
|
if (goodmode)
|
|
{
|
|
// The actual change of resolution will take place
|
|
// near the beginning of D_Display().
|
|
if (gamestate != GS_STARTUP)
|
|
{
|
|
setmodeneeded = true;
|
|
NewWidth = width;
|
|
NewHeight = height;
|
|
NewBits = bits;
|
|
}
|
|
}
|
|
else if (width)
|
|
{
|
|
Printf ("Unknown resolution %d x %d x %d\n", width, height, bits);
|
|
}
|
|
else
|
|
{
|
|
Printf ("Usage: vid_setmode <width> <height> <mode>\n");
|
|
}
|
|
}
|
|
|
|
//
|
|
// V_Init
|
|
//
|
|
|
|
void V_Init (bool restart)
|
|
{
|
|
const char *i;
|
|
int width, height, bits;
|
|
|
|
atterm (V_Shutdown);
|
|
|
|
// [RH] Initialize palette management
|
|
InitPalette ();
|
|
|
|
if (!restart)
|
|
{
|
|
width = height = bits = 0;
|
|
|
|
if ( (i = Args->CheckValue ("-width")) )
|
|
width = atoi (i);
|
|
|
|
if ( (i = Args->CheckValue ("-height")) )
|
|
height = atoi (i);
|
|
|
|
if ( (i = Args->CheckValue ("-bits")) )
|
|
bits = atoi (i);
|
|
|
|
if (width == 0)
|
|
{
|
|
if (height == 0)
|
|
{
|
|
width = vid_defwidth;
|
|
height = vid_defheight;
|
|
}
|
|
else
|
|
{
|
|
width = (height * 8) / 6;
|
|
}
|
|
}
|
|
else if (height == 0)
|
|
{
|
|
height = (width * 6) / 8;
|
|
}
|
|
|
|
if (bits == 0)
|
|
{
|
|
bits = vid_defbits;
|
|
}
|
|
screen = new DDummyFrameBuffer (width, height);
|
|
}
|
|
// Update screen palette when restarting
|
|
else
|
|
{
|
|
PalEntry *palette = screen->GetPalette ();
|
|
for (int i = 0; i < 256; ++i)
|
|
*palette++ = GPalette.BaseColors[i];
|
|
screen->UpdatePalette();
|
|
}
|
|
|
|
BuildTransTable (GPalette.BaseColors);
|
|
}
|
|
|
|
void V_Init2()
|
|
{
|
|
int width = screen->GetWidth();
|
|
int height = screen->GetHeight();
|
|
float gamma = static_cast<DDummyFrameBuffer *>(screen)->Gamma;
|
|
|
|
{
|
|
DFrameBuffer *s = screen;
|
|
screen = NULL;
|
|
delete s;
|
|
}
|
|
|
|
I_InitGraphics();
|
|
I_ClosestResolution (&width, &height, 8);
|
|
|
|
if (!Video->SetResolution (width, height, 8))
|
|
I_FatalError ("Could not set resolution to %d x %d x %d", width, height, 8);
|
|
else
|
|
Printf ("Resolution: %d x %d\n", SCREENWIDTH, SCREENHEIGHT);
|
|
|
|
screen->SetGamma ();
|
|
FBaseCVar::ResetColors ();
|
|
C_NewModeAdjust();
|
|
M_InitVideoModesMenu();
|
|
setsizeneeded = true;
|
|
}
|
|
|
|
void V_Shutdown()
|
|
{
|
|
if (screen)
|
|
{
|
|
DFrameBuffer *s = screen;
|
|
screen = NULL;
|
|
delete s;
|
|
}
|
|
V_ClearFonts();
|
|
}
|
|
|
|
CUSTOM_CVAR (Int, vid_aspect, 0, CVAR_GLOBALCONFIG|CVAR_ARCHIVE)
|
|
{
|
|
setsizeneeded = true;
|
|
if (StatusBar != NULL)
|
|
{
|
|
StatusBar->CallScreenSizeChanged();
|
|
}
|
|
}
|
|
|
|
// Helper for ActiveRatio and CheckRatio. Returns the forced ratio type, or -1 if none.
|
|
int ActiveFakeRatio(int width, int height)
|
|
{
|
|
int fakeratio = -1;
|
|
if ((vid_aspect >= 1) && (vid_aspect <= 6))
|
|
{
|
|
// [SP] User wants to force aspect ratio; let them.
|
|
fakeratio = int(vid_aspect);
|
|
if (fakeratio == 3)
|
|
{
|
|
fakeratio = 0;
|
|
}
|
|
else if (fakeratio == 5)
|
|
{
|
|
fakeratio = 3;
|
|
}
|
|
}
|
|
else if (vid_aspect == 0 && ViewportIsScaled43())
|
|
{
|
|
fakeratio = 0;
|
|
}
|
|
return fakeratio;
|
|
}
|
|
|
|
// Active screen ratio based on cvars and size
|
|
float ActiveRatio(int width, int height, float *trueratio)
|
|
{
|
|
static float forcedRatioTypes[] =
|
|
{
|
|
4 / 3.0f,
|
|
16 / 9.0f,
|
|
16 / 10.0f,
|
|
17 / 10.0f,
|
|
5 / 4.0f,
|
|
17 / 10.0f,
|
|
21 / 9.0f
|
|
};
|
|
|
|
float ratio = width / (float)height;
|
|
int fakeratio = ActiveFakeRatio(width, height);
|
|
|
|
if (trueratio)
|
|
*trueratio = ratio;
|
|
return (fakeratio != -1) ? forcedRatioTypes[fakeratio] : ratio;
|
|
}
|
|
|
|
DEFINE_ACTION_FUNCTION(_Screen, GetAspectRatio)
|
|
{
|
|
ACTION_RETURN_FLOAT(ActiveRatio(screen->GetWidth(), screen->GetHeight(), nullptr));
|
|
}
|
|
|
|
// Tries to guess the physical dimensions of the screen based on the
|
|
// screen's pixel dimensions. Can return:
|
|
// 0: 4:3
|
|
// 1: 16:9
|
|
// 2: 16:10
|
|
// 3: 17:10
|
|
// 4: 5:4
|
|
// 5: 17:10 (redundant, never returned)
|
|
// 6: 21:9
|
|
int CheckRatio (int width, int height, int *trueratio)
|
|
{
|
|
float aspect = width / (float)height;
|
|
|
|
static std::pair<float, int> ratioTypes[] =
|
|
{
|
|
{ 21 / 9.0f , 6 },
|
|
{ 16 / 9.0f , 1 },
|
|
{ 17 / 10.0f , 3 },
|
|
{ 16 / 10.0f , 2 },
|
|
{ 4 / 3.0f , 0 },
|
|
{ 5 / 4.0f , 4 },
|
|
{ 0.0f, 0 }
|
|
};
|
|
|
|
int ratio = ratioTypes[0].second;
|
|
float distance = fabs(ratioTypes[0].first - aspect);
|
|
for (int i = 1; ratioTypes[i].first != 0.0f; i++)
|
|
{
|
|
float d = fabs(ratioTypes[i].first - aspect);
|
|
if (d < distance)
|
|
{
|
|
ratio = ratioTypes[i].second;
|
|
distance = d;
|
|
}
|
|
}
|
|
|
|
int fakeratio = ActiveFakeRatio(width, height);
|
|
if (fakeratio == -1)
|
|
fakeratio = ratio;
|
|
|
|
if (trueratio)
|
|
*trueratio = ratio;
|
|
return fakeratio;
|
|
}
|
|
|
|
int AspectBaseWidth(float aspect)
|
|
{
|
|
return (int)round(240.0f * aspect * 3.0f);
|
|
}
|
|
|
|
int AspectBaseHeight(float aspect)
|
|
{
|
|
if (!AspectTallerThanWide(aspect))
|
|
return (int)round(200.0f * (320.0f / (AspectBaseWidth(aspect) / 3.0f)) * 3.0f);
|
|
else
|
|
return (int)round((200.0f * (4.0f / 3.0f)) / aspect * 3.0f);
|
|
}
|
|
|
|
double AspectPspriteOffset(float aspect)
|
|
{
|
|
if (!AspectTallerThanWide(aspect))
|
|
return 0.0;
|
|
else
|
|
return ((4.0 / 3.0) / aspect - 1.0) * 97.5;
|
|
}
|
|
|
|
int AspectMultiplier(float aspect)
|
|
{
|
|
if (!AspectTallerThanWide(aspect))
|
|
return (int)round(320.0f / (AspectBaseWidth(aspect) / 3.0f) * 48.0f);
|
|
else
|
|
return (int)round(200.0f / (AspectBaseHeight(aspect) / 3.0f) * 48.0f);
|
|
}
|
|
|
|
bool AspectTallerThanWide(float aspect)
|
|
{
|
|
return aspect < 1.333f;
|
|
}
|
|
|
|
void ScaleWithAspect (int &w, int &h, int Width, int Height)
|
|
{
|
|
int resRatio = CheckRatio (Width, Height);
|
|
int screenRatio;
|
|
CheckRatio (w, h, &screenRatio);
|
|
if (resRatio == screenRatio)
|
|
return;
|
|
|
|
double yratio;
|
|
switch(resRatio)
|
|
{
|
|
case 0: yratio = 4./3.; break;
|
|
case 1: yratio = 16./9.; break;
|
|
case 2: yratio = 16./10.; break;
|
|
case 3: yratio = 17./10.; break;
|
|
case 4: yratio = 5./4.; break;
|
|
case 6: yratio = 21./9.; break;
|
|
default: return;
|
|
}
|
|
double y = w/yratio;
|
|
if (y > h)
|
|
w = static_cast<int>(h * yratio);
|
|
else
|
|
h = static_cast<int>(y);
|
|
}
|
|
|
|
void IVideo::DumpAdapters ()
|
|
{
|
|
Printf("Multi-monitor support unavailable.\n");
|
|
}
|
|
|
|
CCMD(vid_listadapters)
|
|
{
|
|
if (Video != NULL)
|
|
Video->DumpAdapters();
|
|
}
|
|
|
|
DEFINE_GLOBAL(SmallFont)
|
|
DEFINE_GLOBAL(SmallFont2)
|
|
DEFINE_GLOBAL(BigFont)
|
|
DEFINE_GLOBAL(ConFont)
|
|
DEFINE_GLOBAL(IntermissionFont)
|
|
DEFINE_GLOBAL(CleanXfac)
|
|
DEFINE_GLOBAL(CleanYfac)
|
|
DEFINE_GLOBAL(CleanWidth)
|
|
DEFINE_GLOBAL(CleanHeight)
|
|
DEFINE_GLOBAL(CleanXfac_1)
|
|
DEFINE_GLOBAL(CleanYfac_1)
|
|
DEFINE_GLOBAL(CleanWidth_1)
|
|
DEFINE_GLOBAL(CleanHeight_1)
|