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Merge pull request #410 from retrotalker/interlace 

resize viewport on load state
This commit is contained in:
OV2 2018-08-24 19:27:31 +02:00 committed by GitHub
parent 3c761968c7 1067b3d0ca
commit 9e8de2c1ca
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 53 additions and 38 deletions
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81
gfx.cpp
View File

@ -329,6 +329,48 @@ void S9xGraphicsDeinit (void)
if (GFX.SubZBuffer) { free(GFX.SubZBuffer); GFX.SubZBuffer = NULL; }
}
void S9xGraphicsScreenResize (void)
{
IPPU.MaxBrightness = PPU.Brightness;
IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
IPPU.InterlaceOBJ = Memory.FillRAM[0x2133] & 2;
IPPU.PseudoHires = Memory.FillRAM[0x2133] & 8;
if (Settings.SupportHiRes && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires))
{
GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = TRUE;
IPPU.RenderedScreenWidth = SNES_WIDTH << 1;
}
else
{
#ifdef USE_OPENGL
if (Settings.OpenGLEnable)
GFX.RealPPL = SNES_WIDTH;
else
#endif
GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = FALSE;
IPPU.RenderedScreenWidth = SNES_WIDTH;
}
if (Settings.SupportHiRes && IPPU.Interlace)
{
GFX.PPL = GFX.RealPPL << 1;
IPPU.DoubleHeightPixels = TRUE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1;
GFX.DoInterlace++;
}
else
{
GFX.PPL = GFX.RealPPL;
IPPU.DoubleHeightPixels = FALSE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight;
}
}
void S9xBuildDirectColourMaps (void)
{
IPPU.XB = mul_brightness[PPU.Brightness];
@ -355,44 +397,7 @@ void S9xStartScreenRefresh (void)
if (GFX.DoInterlace)
GFX.DoInterlace--;
IPPU.MaxBrightness = PPU.Brightness;
IPPU.Interlace = Memory.FillRAM[0x2133] & 1;
IPPU.InterlaceOBJ = Memory.FillRAM[0x2133] & 2;
IPPU.PseudoHires = Memory.FillRAM[0x2133] & 8;
if (Settings.SupportHiRes && (PPU.BGMode == 5 || PPU.BGMode == 6 || IPPU.PseudoHires))
{
GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = TRUE;
IPPU.RenderedScreenWidth = SNES_WIDTH << 1;
}
else
{
#ifdef USE_OPENGL
if (Settings.OpenGLEnable)
GFX.RealPPL = SNES_WIDTH;
else
#endif
GFX.RealPPL = GFX.Pitch >> 1;
IPPU.DoubleWidthPixels = FALSE;
IPPU.RenderedScreenWidth = SNES_WIDTH;
}
if (Settings.SupportHiRes && IPPU.Interlace)
{
GFX.PPL = GFX.RealPPL << 1;
IPPU.DoubleHeightPixels = TRUE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight << 1;
GFX.DoInterlace++;
}
else
{
GFX.PPL = GFX.RealPPL;
IPPU.DoubleHeightPixels = FALSE;
IPPU.RenderedScreenHeight = PPU.ScreenHeight;
}
S9xGraphicsScreenResize();
IPPU.RenderedFramesCount++;
}

1
gfx.h
View File

@ -359,6 +359,7 @@ void S9xBuildDirectColourMaps (void);
void RenderLine (uint8);
void S9xComputeClipWindows (void);
void S9xDisplayChar (uint16 *, uint8);
void S9xGraphicsScreenResize (void);
// called automatically unless Settings.AutoDisplayMessages is false
void S9xDisplayMessages (uint16 *, int, int, int, int);
#ifdef GFX_MULTI_FORMAT

9
snapshot.cpp
View File

@ -204,6 +204,7 @@
#include "movie.h"
#include "display.h"
#include "language.h"
#include "gfx.h"
#ifndef min
#define min(a,b) (((a) < (b)) ? (a) : (b))
@ -1844,6 +1845,14 @@ int S9xUnfreezeFromStream (STREAM stream)
IPPU.ColorsChanged = TRUE;
IPPU.OBJChanged = TRUE;
IPPU.RenderThisFrame = TRUE;
GFX.InterlaceFrame = Timings.InterlaceField;
GFX.DoInterlace = 0;
S9xGraphicsScreenResize();
if (Settings.FastSavestates == 0)
memset(GFX.Screen,0,GFX.Pitch * MAX_SNES_HEIGHT);
uint8 hdma_byte = Memory.FillRAM[0x420c];
S9xSetCPU(hdma_byte, 0x420c);