From 7a7857f47b33f1b63fb585d2dc6c60d87c3e928f Mon Sep 17 00:00:00 2001 From: aliaspider Date: Mon, 9 Nov 2015 19:55:28 +0100 Subject: C++ --> C99 --- src/rops.cpp | 238 ----------------------------------------------------------- 1 file changed, 238 deletions(-) delete mode 100644 src/rops.cpp (limited to 'src/rops.cpp') diff --git a/src/rops.cpp b/src/rops.cpp deleted file mode 100644 index e4eab04..0000000 --- a/src/rops.cpp +++ /dev/null @@ -1,238 +0,0 @@ -#include "snes9x.h" -#include "ppu.h" -#include "rops.h" - -ROPSTRUCT rops[MAX_ROPS]; -unsigned int ROpCount; - -void doRaster(ROPSTRUCT *rop) { - if (!rop) return; - switch (rop->rop) { - case ROP_NOP: - // NOP - break; - case ROP_FIXEDCOLOUR: - { - unsigned char col = rop->value & 0x1f; - // Colour data for fixed colour addition/subtraction - if (rop->value & 0x80) PPU.FixedColourBlue = col; - if (rop->value & 0x40) PPU.FixedColourGreen = col; - if (rop->value & 0x20) PPU.FixedColourRed = col; - } - break; - case ROP_PALETTE: - { - // Pallette, colors - unsigned char col = rop->value & 255; - IPPU.Blue[col] = (rop->value >> (16 + 10)) & 0x1f; - IPPU.Green[col] = (rop->value >> (16 + 5)) & 0x1f; - IPPU.Red[col] = (rop->value >> (16 + 0)) & 0x1f; - IPPU.ScreenColors[col] = (uint16) BUILD_PIXEL (IPPU.XB[IPPU.Red[col]], IPPU.XB[IPPU.Green[col]], IPPU.XB[IPPU.Blue[col]]); - IPPU.ColorsChanged = TRUE; - } - break; - case ROP_SCREEN_MODE: - // Screen mode (0 - 7), background tile sizes and background 3 priority - PPU.BG[0].BGSize = (rop->value >> 4) & 1; - PPU.BG[1].BGSize = (rop->value >> 5) & 1; - PPU.BG[2].BGSize = (rop->value >> 6) & 1; - PPU.BG[3].BGSize = (rop->value >> 7) & 1; - PPU.BGMode = rop->value & 7; - // BJ: BG3Priority only takes effect if BGMode==1 and the bit is set - PPU.BG3Priority = ((rop->value & 0x0f) == 0x09); - break; - case ROP_BRIGHTNESS: - PPU.Brightness = rop->value; - S9xFixColourBrightness(); - if (PPU.Brightness > IPPU.MaxBrightness) IPPU.MaxBrightness = PPU.Brightness; - IPPU.ColorsChanged = TRUE; - IPPU.DirectColourMapsNeedRebuild = TRUE; - break; - case ROP_FORCE_BLANKING: - PPU.ForcedBlanking = rop->value; - IPPU.ColorsChanged = TRUE; - break; - case ROP_TILE_ADDRESS: - PPU.OBJNameBase = (rop->value & 3) << 14; - PPU.OBJNameSelect = ((rop->value >> 3) & 3) << 13; - PPU.OBJSizeSelect = (rop->value >> 5) & 7; - IPPU.OBJChanged = TRUE; - break; - case ROP_MOSAIC: - PPU.Mosaic = (rop->value >> 4) + 1; - PPU.BGMosaic[0] = (rop->value & 1) && PPU.Mosaic > 1; - PPU.BGMosaic[1] = (rop->value & 2) && PPU.Mosaic > 1; - PPU.BGMosaic[2] = (rop->value & 4) && PPU.Mosaic > 1; - PPU.BGMosaic[3] = (rop->value & 8) && PPU.Mosaic > 1; - break; - case ROP_BG_SCSIZE_SCBASE: - PPU.BG[rop->value >> 16].SCSize = rop->value & 3; - PPU.BG[rop->value >> 16].SCBase = (rop->value & 0x7c) << 8; - break; - case ROP_BG_NAMEBASE: - PPU.BG[(rop->value >> 16) + 0].NameBase = (rop->value & 7) << 12; - PPU.BG[(rop->value >> 16) + 1].NameBase = ((rop->value >> 4) & 7) << 12; - break; - case ROP_MODE7_ROTATION: - PPU.Mode7Repeat = rop->value >> 6; - if (PPU.Mode7Repeat == 1) PPU.Mode7Repeat = 0; - PPU.Mode7VFlip = (rop->value & 2) >> 1; - PPU.Mode7HFlip = rop->value & 1; - break; - case ROP_BG_WINDOW_ENABLE: - PPU.ClipWindow1Enable[(rop->value >> 16) + 0] = !!(rop->value & 0x02); - PPU.ClipWindow1Enable[(rop->value >> 16) + 1] = !!(rop->value & 0x20); - PPU.ClipWindow2Enable[(rop->value >> 16) + 0] = !!(rop->value & 0x08); - PPU.ClipWindow2Enable[(rop->value >> 16) + 1] = !!(rop->value & 0x80); - PPU.ClipWindow1Inside[(rop->value >> 16) + 0] = !(rop->value & 0x01); - PPU.ClipWindow1Inside[(rop->value >> 16) + 1] = !(rop->value & 0x10); - PPU.ClipWindow2Inside[(rop->value >> 16) + 0] = !(rop->value & 0x04); - PPU.ClipWindow2Inside[(rop->value >> 16) + 1] = !(rop->value & 0x40); - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_WINDOW1_LEFT: - PPU.Window1Left = rop->value; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_WINDOW1_RIGHT: - PPU.Window1Right = rop->value; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_WINDOW2_LEFT: - PPU.Window2Left = rop->value; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_WINDOW2_RIGHT: - PPU.Window2Right = rop->value; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_BG_WINDOW_LOGIC: - PPU.ClipWindowOverlapLogic[0] = (rop->value & 0x03); - PPU.ClipWindowOverlapLogic[1] = (rop->value & 0x0c) >> 2; - PPU.ClipWindowOverlapLogic[2] = (rop->value & 0x30) >> 4; - PPU.ClipWindowOverlapLogic[3] = (rop->value & 0xc0) >> 6; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_OBJS_WINDOW_LOGIC: - PPU.ClipWindowOverlapLogic[4] = (rop->value & 0x03); - PPU.ClipWindowOverlapLogic[5] = (rop->value & 0x0c) >> 2; - PPU.RecomputeClipWindows = TRUE; - break; - case ROP_MAIN_SCREEN_DESIG: - // Main screen designation (backgrounds 1 - 4 and objects) - if ((GFX.r212c_s & GFX.r212e_s & 0x1f) != (GFX.r212e_s & rop->value & 0x1f)) PPU.RecomputeClipWindows = TRUE; - GFX.r212c_s = rop->value; - break; - case ROP_SUB_SCREEN_DESIG: - // Sub-screen designation (backgrounds 1 - 4 and objects) - if ((GFX.r212d_s & GFX.r212f_s & 0x1f) != (GFX.r212f_s & rop->value & 0x1f)) PPU.RecomputeClipWindows = TRUE; - GFX.r212d_s = rop->value; - break; - case ROP_MAIN_SCREEN_WMASK: - // Window mask designation for main screen ? - if ((GFX.r212c_s & GFX.r212e_s & 0x1f) != (GFX.r212c_s & rop->value & 0x1f)) PPU.RecomputeClipWindows = TRUE; - GFX.r212e_s = rop->value; - break; - case ROP_SUB_SCREEN_WMASK: - // Window mask designation for sub-sreen ? - if ((GFX.r212d_s & GFX.r212f_s & 0x1f) != (GFX.r212d_s & rop->value & 0x1f)) PPU.RecomputeClipWindows = TRUE; - GFX.r212f_s = rop->value; - break; - case ROP_FIXEDCOL_OR_SCREEN: - // Fixed colour addition or screen addition - if ((GFX.r2130_s & 0xf0) != (rop->value & 0xf0)) PPU.RecomputeClipWindows = TRUE; - GFX.r2130_s = rop->value; - break; - case ROP_ADD_OR_SUB_COLOR: - // Backgrounds 1 - 4, objects and backdrop colour add/sub enable - GFX.r2131_s = rop->value; - break; - } - rop->rop = 0; // Raster Operation already done, invalidate it -} - -bool wouldRasterAlterStatus(ROPSTRUCT *rop) { - if (!rop) return false; - switch (rop->rop) { - case ROP_NOP: - return false; - break; - case ROP_FIXEDCOLOUR: - { - unsigned char col = rop->value & 0x1f; - // Colour data for fixed colour addition/subtraction - if ((rop->value & 0x80) && (PPU.FixedColourBlue != col)) return true; - if ((rop->value & 0x40) && (PPU.FixedColourGreen != col)) return true; - if ((rop->value & 0x20) && (PPU.FixedColourRed != col)) return true; - return false; - } - break; - case ROP_PALETTE: - return true; - break; - case ROP_SCREEN_MODE: - return true; - break; - case ROP_BRIGHTNESS: - return true; - break; - case ROP_FORCE_BLANKING: - return true; - break; - case ROP_TILE_ADDRESS: - return true; - break; - case ROP_MOSAIC: - return true; - break; - case ROP_BG_SCSIZE_SCBASE: - return true; - break; - case ROP_BG_NAMEBASE: - return true; - break; - case ROP_MODE7_ROTATION: - return true; - break; - case ROP_BG_WINDOW_ENABLE: - return true; - break; - case ROP_WINDOW1_LEFT: - return true; - break; - case ROP_WINDOW1_RIGHT: - return true; - break; - case ROP_WINDOW2_LEFT: - return true; - break; - case ROP_WINDOW2_RIGHT: - return true; - break; - case ROP_BG_WINDOW_LOGIC: - return true; - break; - case ROP_OBJS_WINDOW_LOGIC: - return true; - break; - case ROP_MAIN_SCREEN_DESIG: - return true; - break; - case ROP_SUB_SCREEN_DESIG: - return true; - break; - case ROP_MAIN_SCREEN_WMASK: - return true; - break; - case ROP_SUB_SCREEN_WMASK: - return true; - break; - case ROP_FIXEDCOL_OR_SCREEN: - return true; - break; - case ROP_ADD_OR_SUB_COLOR: - return true; - break; - } - return true; -} -- cgit v1.2.3