C++ --> C99

1 files changed, 0 insertions, 238 deletions

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;
-}