Added DAMAGE.FLASH_COLOUR field for custom flash colors

source_files/ddf/attack.cc

@@ -57,6 +57,7 @@ const commandlist_t damage_commands[] =
 	DF("DAMAGE_IF_BENEFIT", damage_if, DDF_MobjGetBenefit),
 	DF("ALL_PLAYERS", all_players, DDF_MainGetBoolean), // Doesn't do anything (yet)
 	DF("GROUNDED_MONSTERS_ONLY", grounded_monsters, DDF_MainGetBoolean),
+	DF("FLASH_COLOUR", damage_flash_colour, DDF_MainGetRGB),
 
 	DF("OBITUARY",    obituary, DDF_MainGetString),
 	DF("PAIN_STATE",  pain,     DDF_AtkGetLabel),

source_files/ddf/main.cc

@@ -1913,6 +1913,7 @@ void damage_c::Copy(damage_c &src)
 	overkill = src.overkill;
 
 	no_armour = src.no_armour;
+	damage_flash_colour = src.damage_flash_colour;
 
 	bypass_all = src.bypass_all;
 	instakill = src.instakill;
@@ -1953,6 +1954,7 @@ void damage_c::Default(damage_c::default_e def)
 			damage_unless = nullptr;
 			damage_if = nullptr;
 			grounded_monsters = false;
+			damage_flash_colour = T_RED;
 			all_players = false;
 			break;
 		}
@@ -1969,6 +1971,7 @@ void damage_c::Default(damage_c::default_e def)
 			damage_unless = nullptr;
 			damage_if = nullptr;
 			grounded_monsters = false;
+			damage_flash_colour = T_RED;
 			all_players = false;
 			break;
 		}
@@ -1987,6 +1990,7 @@ void damage_c::Default(damage_c::default_e def)
 			damage_unless = nullptr;
 			damage_if = nullptr;
 			grounded_monsters = false;
+			damage_flash_colour = T_RED;
 			all_players = false;
 			break;
 		}

source_files/ddf/thing.h

@@ -746,6 +746,9 @@ class damage_c
 	// armour -- and vice versa.
 	bool no_armour;
 
+	// Color of the flash when player is hit by this damage type
+	rgbcol_t damage_flash_colour;
+
 	// Apply damange unconditionally
 	bool bypass_all;
 	// Damage is always health+1 with no resistances applied

source_files/edge/e_player.cc

@@ -144,6 +144,7 @@ void G_PlayerFinishLevel(player_t *p, bool keep_cards)
 	p->damage_pain = 0;
 	p->bonuscount  = 0;
 	p->grin_count  = 0;
+	p->last_damage_colour = T_RED;
 
 	//Lobo 2023: uncomment if still getting 
 	// "INTERNAL ERROR: player has a removed attacker"
@@ -198,6 +199,7 @@ void player_s::Reborn()
 	damage_pain = 0;
 	extralight = 0;
 	flash = false;
+	last_damage_colour = T_RED;
 
 	attacker = NULL;
 

source_files/edge/e_player.h

@@ -278,6 +278,9 @@ typedef struct player_s
 	// how much damage was done (used for status bar)
 	float damage_pain;
 
+	// damage flash colour of last damage type inflicted
+	rgbcol_t last_damage_colour;
+
 	// So gun flashes light up the screen.
 	int extralight;
 	bool flash;

source_files/edge/p_inter.cc

@@ -1541,6 +1541,12 @@ void P_DamageMobj(mobj_t * target, mobj_t * inflictor, mobj_t * source,
 		// add damage after armour / invuln detection
 		if (damage > 0)
 		{
+			// Change damage color if new inflicted damage is greater than current processed damage
+			if (damage >= player->damagecount)
+			{
+				player->last_damage_colour = damtype->damage_flash_colour;
+			}
+
 			player->damagecount += (int)MAX(damage, DAMAGE_ADD_MIN);
 			player->damage_pain += damage;
 		}

source_files/edge/r_colormap.cc

@@ -210,9 +210,10 @@ void V_SetPalette(int type, float amount)
 
 	switch (type)
 	{
-	case PALETTE_PAIN:
-		palette = (int)(PAIN_PALS + amount * NUM_PAIN_PALS);
-		break;
+		// Pain color fading is now handled differently in V_IndexColourToRGB
+		// case PALETTE_PAIN:
+		// palette = (int)(PAIN_PALS + amount * NUM_PAIN_PALS);
+		// break;
 
 	case PALETTE_BONUS:
 		palette = (int)(BONUS_PALS + amount * NUM_BONUS_PALS);
@@ -549,11 +550,24 @@ void V_ColourNewFrame(void)
 // Returns an RGB value from an index value - used the current
 // palette.  The byte pointer is assumed to point a 3-byte array.
 //
-void V_IndexColourToRGB(int indexcol, byte *returncol)
+void V_IndexColourToRGB(int indexcol, byte *returncol, rgbcol_t last_damage_colour, float damageAmount)
 {
-	returncol[0] = playpal_data[cur_palette][indexcol][0];
-	returncol[1] = playpal_data[cur_palette][indexcol][1];
-	returncol[2] = playpal_data[cur_palette][indexcol][2];
+	if ((cur_palette == PALETTE_NORMAL) || (cur_palette == PALETTE_PAIN))
+	{
+		float r = (float)RGB_RED(last_damage_colour) / 255.0;
+		float g = (float)RGB_GRN(last_damage_colour) / 255.0;
+		float b = (float)RGB_BLU(last_damage_colour) / 255.0;
+
+		returncol[0] = (byte)MAX(0, MIN(255, r * damageAmount * 2.5));
+		returncol[1] = (byte)MAX(0, MIN(255, g * damageAmount * 2.5));
+		returncol[2] = (byte)MAX(0, MIN(255, b * damageAmount * 2.5));
+	}
+	else
+	{
+		returncol[0] = playpal_data[cur_palette][indexcol][0];
+		returncol[1] = playpal_data[cur_palette][indexcol][1];
+		returncol[2] = playpal_data[cur_palette][indexcol][2];
+	}
 }
 
 rgbcol_t V_LookupColour(int col)

source_files/edge/r_colormap.h

@@ -40,7 +40,7 @@ void V_InitPalette(void);
 void V_InitColour(void);
 
 // -ACB- 1999/10/11 Gets an RGB colour from the current palette
-void V_IndexColourToRGB(int indexcol, byte *returncol);
+void V_IndexColourToRGB(int indexcol, byte *returncol, rgbcol_t last_damage_colour, float damageAmount);
 
 rgbcol_t V_LookupColour(int col);
 

source_files/edge/r_effects.cc

@@ -240,7 +240,7 @@ void RGL_PaletteEffect(player_t *player)
 	}
 	else
 	{
-		V_IndexColourToRGB(pal_black, rgb_data);
+		V_IndexColourToRGB(pal_black, rgb_data, player->last_damage_colour, player->damagecount);
 
 		int rgb_max = MAX(rgb_data[0], MAX(rgb_data[1], rgb_data[2]));