Merge pull request #1590 from LordSk/feature/chat_part1

Improve chat look and feel part 1

src/engine/client/text.cpp

@@ -67,6 +67,11 @@ public:
 	CFontSizeData m_aSizes[NUM_FONT_SIZES];
 };
 
+struct CQuadChar
+{
+	float m_aUvs[4];
+	IGraphics::CQuadItem m_QuadItem;
+};
 
 class CTextRender : public IEngineTextRender
 {
@@ -538,6 +543,227 @@ public:
 		m_TextOutlineA = a;
 	}
 
+	virtual void TextShadowed(CTextCursor *pCursor, const char *pText, int Length, vec2 ShadowOffset,
+							  vec4 ShadowColor, vec4 TextColor_)
+	{
+		float ScreenX0, ScreenY0, ScreenX1, ScreenY1;
+		float FakeToScreenX, FakeToScreenY;
+
+		// to correct coords, convert to screen coords, round, and convert back
+		Graphics()->GetScreen(&ScreenX0, &ScreenY0, &ScreenX1, &ScreenY1);
+
+		FakeToScreenX = (Graphics()->ScreenWidth()/(ScreenX1-ScreenX0));
+		FakeToScreenY = (Graphics()->ScreenHeight()/(ScreenY1-ScreenY0));
+		ShadowOffset.x /= FakeToScreenX;
+		ShadowOffset.y /= FakeToScreenX;
+
+		CQuadChar aTextQuads[1024];
+		int TextQuadCount = 0;
+		IGraphics::CTextureHandle FontTexture;
+
+		TextDeferredRenderEx(pCursor, pText, Length, aTextQuads, sizeof(aTextQuads)/sizeof(aTextQuads[0]),
+				&TextQuadCount, &FontTexture);
+
+		Graphics()->TextureSet(FontTexture);
+
+		Graphics()->QuadsBegin();
+
+		// shadow pass
+		Graphics()->SetColor(ShadowColor.r, ShadowColor.g, ShadowColor.b, ShadowColor.a);
+
+		for(int i = 0; i < TextQuadCount; i++)
+		{
+			const CQuadChar& q = aTextQuads[i];
+			Graphics()->QuadsSetSubset(q.m_aUvs[0], q.m_aUvs[1], q.m_aUvs[2], q.m_aUvs[3]);
+
+			IGraphics::CQuadItem QuadItem = q.m_QuadItem;
+			QuadItem.m_X += ShadowOffset.x;
+			QuadItem.m_Y += ShadowOffset.y;
+			Graphics()->QuadsDrawTL(&QuadItem, 1);
+		}
+
+		// text pass
+		Graphics()->SetColor(TextColor_.r, TextColor_.g, TextColor_.b, TextColor_.a);
+
+		for(int i = 0; i < TextQuadCount; i++)
+		{
+			const CQuadChar& q = aTextQuads[i];
+			Graphics()->QuadsSetSubset(q.m_aUvs[0], q.m_aUvs[1], q.m_aUvs[2], q.m_aUvs[3]);
+			Graphics()->QuadsDrawTL(&q.m_QuadItem, 1);
+		}
+
+		Graphics()->QuadsEnd();
+	}
+
+	virtual void TextDeferredRenderEx(CTextCursor *pCursor, const char *pText, int Length,
+									  CQuadChar* aQuadChar, int QuadCharMaxCount, int* pQuadCharCount,
+									  IGraphics::CTextureHandle* pFontTexture)
+	{
+		CFont *pFont = pCursor->m_pFont;
+		CFontSizeData *pSizeData = NULL;
+
+		float ScreenX0, ScreenY0, ScreenX1, ScreenY1;
+		float FakeToScreenX, FakeToScreenY;
+		int ActualX, ActualY;
+
+		int ActualSize;
+		int GotNewLine = 0;
+		float DrawX = 0.0f, DrawY = 0.0f;
+		int LineCount = 0;
+		float CursorX, CursorY;
+
+		float Size = pCursor->m_FontSize;
+
+		// to correct coords, convert to screen coords, round, and convert back
+		Graphics()->GetScreen(&ScreenX0, &ScreenY0, &ScreenX1, &ScreenY1);
+
+		FakeToScreenX = (Graphics()->ScreenWidth()/(ScreenX1-ScreenX0));
+		FakeToScreenY = (Graphics()->ScreenHeight()/(ScreenY1-ScreenY0));
+		ActualX = (int)(pCursor->m_X * FakeToScreenX);
+		ActualY = (int)(pCursor->m_Y * FakeToScreenY);
+
+		CursorX = ActualX / FakeToScreenX;
+		CursorY = ActualY / FakeToScreenY;
+
+		// same with size
+		ActualSize = (int)(Size * FakeToScreenY);
+		Size = ActualSize / FakeToScreenY;
+
+		// fetch pFont data
+		if(!pFont)
+			pFont = m_pDefaultFont;
+
+		if(!pFont)
+			return;
+
+		pSizeData = GetSize(pFont, ActualSize);
+		RenderSetup(pFont, ActualSize);
+		*pFontTexture = pSizeData->m_aTextures[0];
+
+		float Scale = 1.0f/pSizeData->m_FontSize;
+
+		// set length
+		if(Length < 0)
+			Length = str_length(pText);
+
+
+		const char *pCurrent = (char *)pText;
+		const char *pEnd = pCurrent+Length;
+		DrawX = CursorX;
+		DrawY = CursorY;
+		LineCount = pCursor->m_LineCount;
+
+		while(pCurrent < pEnd && (pCursor->m_MaxLines < 1 || LineCount <= pCursor->m_MaxLines))
+		{
+			int NewLine = 0;
+			const char *pBatchEnd = pEnd;
+			if(pCursor->m_LineWidth > 0 && !(pCursor->m_Flags&TEXTFLAG_STOP_AT_END))
+			{
+				int Wlen = min(WordLength((char *)pCurrent), (int)(pEnd-pCurrent));
+				CTextCursor Compare = *pCursor;
+				Compare.m_X = DrawX;
+				Compare.m_Y = DrawY;
+				Compare.m_Flags &= ~TEXTFLAG_RENDER;
+				Compare.m_LineWidth = -1;
+				TextDeferredRenderEx(&Compare, pCurrent, Wlen, aQuadChar, QuadCharMaxCount, pQuadCharCount,
+									 pFontTexture);
+
+				if(Compare.m_X-DrawX > pCursor->m_LineWidth)
+				{
+					// word can't be fitted in one line, cut it
+					CTextCursor Cutter = *pCursor;
+					Cutter.m_CharCount = 0;
+					Cutter.m_X = DrawX;
+					Cutter.m_Y = DrawY;
+					Cutter.m_Flags &= ~TEXTFLAG_RENDER;
+					Cutter.m_Flags |= TEXTFLAG_STOP_AT_END;
+
+					TextDeferredRenderEx(&Cutter, (const char *)pCurrent, Wlen, aQuadChar, QuadCharMaxCount,
+										 pQuadCharCount, pFontTexture);
+					Wlen = Cutter.m_CharCount;
+					NewLine = 1;
+
+					if(Wlen <= 3) // if we can't place 3 chars of the word on this line, take the next
+						Wlen = 0;
+				}
+				else if(Compare.m_X-pCursor->m_StartX > pCursor->m_LineWidth)
+				{
+					NewLine = 1;
+					Wlen = 0;
+				}
+
+				pBatchEnd = pCurrent + Wlen;
+			}
+
+			const char *pTmp = pCurrent;
+			int NextCharacter = str_utf8_decode(&pTmp);
+			while(pCurrent < pBatchEnd)
+			{
+				int Character = NextCharacter;
+				pCurrent = pTmp;
+				NextCharacter = str_utf8_decode(&pTmp);
+
+				if(Character == '\n')
+				{
+					DrawX = pCursor->m_StartX;
+					DrawY += Size;
+					DrawX = (int)(DrawX * FakeToScreenX) / FakeToScreenX; // realign
+					DrawY = (int)(DrawY * FakeToScreenY) / FakeToScreenY;
+					++LineCount;
+					if(pCursor->m_MaxLines > 0 && LineCount > pCursor->m_MaxLines)
+						break;
+					continue;
+				}
+
+				CFontChar *pChr = GetChar(pFont, pSizeData, Character);
+				if(pChr)
+				{
+					float Advance = pChr->m_AdvanceX + Kerning(pFont, Character, NextCharacter)*Scale;
+					if(pCursor->m_Flags&TEXTFLAG_STOP_AT_END && DrawX+Advance*Size-pCursor->m_StartX > pCursor->m_LineWidth)
+					{
+						// we hit the end of the line, no more to render or count
+						pCurrent = pEnd;
+						break;
+					}
+
+					if(pCursor->m_Flags&TEXTFLAG_RENDER)
+					{
+						dbg_assert(*pQuadCharCount < QuadCharMaxCount, "aQuadChar size is too small");
+
+						CQuadChar QuadChar;
+						memmove(QuadChar.m_aUvs, pChr->m_aUvs, sizeof(pChr->m_aUvs));
+
+						IGraphics::CQuadItem QuadItem(DrawX+pChr->m_OffsetX*Size,
+													  DrawY+pChr->m_OffsetY*Size,
+													  pChr->m_Width*Size,
+													  pChr->m_Height*Size);
+						QuadChar.m_QuadItem = QuadItem;
+						aQuadChar[(*pQuadCharCount)++] = QuadChar;
+					}
+
+					DrawX += Advance*Size;
+					pCursor->m_CharCount++;
+				}
+			}
+
+			if(NewLine)
+			{
+				DrawX = pCursor->m_StartX;
+				DrawY += Size;
+				GotNewLine = 1;
+				DrawX = (int)(DrawX * FakeToScreenX) / FakeToScreenX; // realign
+				DrawY = (int)(DrawY * FakeToScreenY) / FakeToScreenY;
+				++LineCount;
+			}
+		}
+
+		pCursor->m_X = DrawX;
+		pCursor->m_LineCount = LineCount;
+
+		if(GotNewLine)
+			pCursor->m_Y = DrawY;
+	}
+
 	virtual void TextEx(CTextCursor *pCursor, const char *pText, int Length)
 	{
 		CFont *pFont = pCursor->m_pFont;

src/engine/textrender.h

@@ -3,6 +3,8 @@
 #ifndef ENGINE_TEXTRENDER_H
 #define ENGINE_TEXTRENDER_H
 #include "kernel.h"
+#include <base/vmath.h>
+#include <engine/graphics.h>
 
 enum
 {
@@ -40,6 +42,11 @@ public:
 
 	//
 	virtual void TextEx(CTextCursor *pCursor, const char *pText, int Length) = 0;
+	virtual void TextDeferredRenderEx(CTextCursor *pCursor, const char *pText, int Length,
+		struct CQuadChar* aQuadChar, int QuadCharMaxCount, int* out_pQuadCharCount,
+		IGraphics::CTextureHandle* pFontTexture) = 0;
+	virtual void TextShadowed(CTextCursor *pCursor, const char *pText, int Length, vec2 ShadowOffset,
+		vec4 ShadowColor, vec4 TextColor_) = 0;
 
 	// old foolish interface
 	virtual void TextColor(float r, float g, float b, float a) = 0;

src/game/client/components/chat.cpp

@@ -445,8 +445,8 @@ void CChat::AddLine(int ClientID, int Mode, const char *pLine)
 
 		if(ClientID == -1) // server message
 		{
-			str_copy(m_aLines[m_CurrentLine].m_aName, "*** ", sizeof(m_aLines[m_CurrentLine].m_aName));
-			str_format(m_aLines[m_CurrentLine].m_aText, sizeof(m_aLines[m_CurrentLine].m_aText), "%s", pLine);
+			m_aLines[m_CurrentLine].m_aName[0] = 0;
+			str_format(m_aLines[m_CurrentLine].m_aText, sizeof(m_aLines[m_CurrentLine].m_aText), "*** %s", pLine);
 		}
 		else
 		{
@@ -462,7 +462,7 @@ void CChat::AddLine(int ClientID, int Mode, const char *pLine)
 			}
 
 			str_format(m_aLines[m_CurrentLine].m_aName, sizeof(m_aLines[m_CurrentLine].m_aName), "%2d: %s", ClientID, m_pClient->m_aClients[ClientID].m_aName);
-			str_format(m_aLines[m_CurrentLine].m_aText, sizeof(m_aLines[m_CurrentLine].m_aText), ": %s", pLine);
+			str_format(m_aLines[m_CurrentLine].m_aText, sizeof(m_aLines[m_CurrentLine].m_aText), "%s", pLine);
 		}
 
 		char aBuf[1024];
@@ -594,63 +594,167 @@ void CChat::OnRender()
 	float FontSize = 6.0f;
 	CTextCursor Cursor;
 	int OffsetType = m_pClient->m_pScoreboard->Active() ? 1 : 0;
+
+	// get the y offset (calculate it if we haven't done that yet)
 	for(int i = 0; i < MAX_LINES; i++)
 	{
 		int r = ((m_CurrentLine-i)+MAX_LINES)%MAX_LINES;
-		if(Now > m_aLines[r].m_Time+16*time_freq() && !m_Show)
-			break;
+		CLine& Line = m_aLines[r];
 
-		// get the y offset (calculate it if we haven't done that yet)
-		if(m_aLines[r].m_YOffset[OffsetType] < 0.0f)
+		if(m_aLines[r].m_aText[0] == 0) break;
+
+		if(Line.m_YOffset[OffsetType] < 0.0f)
 		{
 			TextRender()->SetCursor(&Cursor, Begin, 0.0f, FontSize, 0);
 			Cursor.m_LineWidth = LineWidth;
-			TextRender()->TextEx(&Cursor, m_aLines[r].m_aName, -1);
-			TextRender()->TextEx(&Cursor, m_aLines[r].m_aText, -1);
-			m_aLines[r].m_YOffset[OffsetType] = Cursor.m_Y + Cursor.m_FontSize;
+
+			char aBuf[48];
+			if(Line.m_Mode == CHAT_TEAM)
+			{
+				str_format(aBuf, sizeof(aBuf), "[%s] ", Localize("Team"));
+				TextRender()->TextEx(&Cursor, aBuf, -1);
 			}
-		y -= m_aLines[r].m_YOffset[OffsetType];
+			else if(Line.m_Mode == CHAT_WHISPER)
+			{
+				str_format(aBuf, sizeof(aBuf), "[%s] ", Localize("Whisper"));
+				TextRender()->TextEx(&Cursor, aBuf, -1);
+			}
+
+			TextRender()->TextEx(&Cursor, Line.m_aName, -1);
+
+			if(Line.m_ClientID != -1)
+				TextRender()->TextEx(&Cursor, ": ", 2);
+			TextRender()->TextEx(&Cursor, Line.m_aText, -1);
+			Line.m_YOffset[OffsetType] = Cursor.m_Y + Cursor.m_FontSize;
+		}
+	}
+
+	for(int i = 0; i < MAX_LINES; i++)
+	{
+		int r = ((m_CurrentLine-i)+MAX_LINES)%MAX_LINES;
+		CLine& Line = m_aLines[r];
+
+		if(m_aLines[r].m_aText[0] == 0) break;
+
+		if(Now > Line.m_Time+16*time_freq() && !m_Show)
+			break;
+
+		y -= Line.m_YOffset[OffsetType];
 
 		// cut off if msgs waste too much space
 		if(y < HeightLimit)
 			break;
 
-		float Blend = Now > m_aLines[r].m_Time+14*time_freq() && !m_Show ? 1.0f-(Now-m_aLines[r].m_Time-14*time_freq())/(2.0f*time_freq()) : 1.0f;
+		float Blend = Now > Line.m_Time+14*time_freq() && !m_Show ? 1.0f-(Now-Line.m_Time-14*time_freq())/(2.0f*time_freq()) : 1.0f;
 
 		// reset the cursor
 		TextRender()->SetCursor(&Cursor, Begin, y, FontSize, TEXTFLAG_RENDER);
 		Cursor.m_LineWidth = LineWidth;
 
-		// render name
-		if(m_aLines[r].m_ClientID == -1)
-			TextRender()->TextColor(1.0f, 1.0f, 0.5f, Blend); // system
-		else if(m_aLines[r].m_Mode == CHAT_TEAM)
-			TextRender()->TextColor(0.45f, 0.9f, 0.45f, Blend); // team message
-		else if(m_aLines[r].m_NameColor == TEAM_RED)
-			TextRender()->TextColor(1.0f, 0.5f, 0.5f, Blend); // red
-		else if(m_aLines[r].m_NameColor == TEAM_BLUE)
-			TextRender()->TextColor(0.7f, 0.7f, 1.0f, Blend); // blue
-		else if(m_aLines[r].m_NameColor == TEAM_SPECTATORS)
-			TextRender()->TextColor(0.75f, 0.5f, 0.75f, Blend); // spectator
-		else
-			TextRender()->TextColor(0.8f, 0.8f, 0.8f, Blend);
 
-		TextRender()->TextEx(&Cursor, m_aLines[r].m_aName, -1);
+		const vec2 ShadowOffset(0.8f, 1.5f);
+		const vec4 ShadowWhisper(0.09f, 0.f, 0.26f, Blend * 0.9f);
+		const vec4 ShadowBlack(0, 0, 0, Blend * 0.9f);
+		vec4 ShadowColor = ShadowBlack;
+
+		if(Line.m_Mode == CHAT_WHISPER)
+			ShadowColor = ShadowWhisper;
+
+
+		const vec4 ColorSystem(1.0f, 1.0f, 0.5f, Blend);
+		const vec4 ColorWhisper(0.4f, 1.0f, 1.0f, Blend);
+		const vec4 ColorRed(1.0f, 0.5f, 0.5f, Blend);
+		const vec4 ColorBlue(0.7f, 0.7f, 1.0f, Blend);
+		const vec4 ColorSpec(0.75f, 0.5f, 0.75f, Blend);
+		const vec4 ColorAllPre(0.8f, 0.8f, 0.8f, Blend);
+		const vec4 ColorAllText(1.0f, 1.0f, 1.0f, Blend);
+		const vec4 ColorTeamPre(0.45f, 0.9f, 0.45f, Blend);
+		const vec4 ColorTeamText(0.6f, 1.0f, 0.6f, Blend);
+		const vec4 ColorHighlightOutline(0.0f, 0.4, 1.0f, Blend);
+
+		vec4 TextColor = ColorAllText;
+
+		char aBuf[48];
+		if(Line.m_Mode == CHAT_TEAM)
+		{
+			TextColor = ColorTeamPre;
+			str_format(aBuf, sizeof(aBuf), "[%s] ", Localize("Team"));
+			TextRender()->TextShadowed(&Cursor, aBuf, -1, ShadowOffset, ShadowColor, TextColor);
+		}
+		else if(Line.m_Mode == CHAT_WHISPER)
+		{
+			TextColor = ColorWhisper;
+			ShadowColor = ShadowWhisper;
+			str_format(aBuf, sizeof(aBuf), "[%s] ", Localize("Whisper"));
+			TextRender()->TextShadowed(&Cursor, aBuf, -1, ShadowOffset, ShadowColor, TextColor);
+		}
+
+
+		// we have to break protocol to make that work
+		// CNetMsg_Sv_Chat needs a TargetID, like Cl_Chat
+#if 0
+		if(line.m_Mode == CHAT_WHISPER)
+		{
+			TextColor = vec4(1.0f, 0.5f, 0.9f, Blend);
+			if(line.m_ClientID == m_pClient->m_LocalClientID)
+				TextRender()->TextEx(&Cursor, "To ", -1);
+			else
+				TextRender()->TextEx(&Cursor, "From ", -1);
+		}
+#endif
+
+		// render name
+		if(Line.m_ClientID == -1)
+			TextColor = ColorSystem;
+		else if(Line.m_Mode == CHAT_WHISPER)
+			TextColor = ColorWhisper;
+		else if(Line.m_Mode == CHAT_TEAM)
+			TextColor = ColorTeamPre;
+		else if(Line.m_NameColor == TEAM_RED)
+			TextColor = ColorRed;
+		else if(Line.m_NameColor == TEAM_BLUE)
+			TextColor = ColorBlue;
+		else if(Line.m_NameColor == TEAM_SPECTATORS)
+			TextColor = ColorSpec;
+		else
+			TextColor = ColorAllPre;
+
+		if(Line.m_ClientID != -1)
+		{
+			TextRender()->TextShadowed(&Cursor, Line.m_aName, -1, ShadowOffset, ShadowColor, TextColor);
+			TextRender()->TextShadowed(&Cursor, ": ", 2, ShadowOffset, ShadowColor, TextColor);
+		}
 
 		// render line
-		if(m_aLines[r].m_ClientID == -1)
-			TextRender()->TextColor(1.0f, 1.0f, 0.5f, Blend); // system
-		else if(m_aLines[r].m_Highlighted)
-			TextRender()->TextColor(1.0f, 0.5f, 0.5f, Blend); // highlighted
-		else if(m_aLines[r].m_Mode == CHAT_TEAM)
-			TextRender()->TextColor(0.65f, 1.0f, 0.65f, Blend); // team message
+		if(Line.m_ClientID == -1)
+			TextColor = ColorSystem;
+		else if(Line.m_Mode == CHAT_WHISPER)
+			TextColor = ColorWhisper;
+		else if(Line.m_Mode == CHAT_TEAM)
+			TextColor = ColorTeamText;
 		else
-			TextRender()->TextColor(1.0f, 1.0f, 1.0f, Blend);
+			TextColor = ColorAllText;
 
-		TextRender()->TextEx(&Cursor, m_aLines[r].m_aText, -1);
+		if(Line.m_Highlighted && Line.m_Mode != CHAT_WHISPER && Line.m_ClientID != -1)
+		{
+			TextRender()->TextColor(TextColor.r, TextColor.g, TextColor.b, TextColor.a);
+			float Alpha = 0.3;
+			if(Line.m_Mode == CHAT_TEAM)
+				Alpha = 0.4;
+
+			TextRender()->TextOutlineColor(ColorHighlightOutline.r,
+										   ColorHighlightOutline.g,
+										   ColorHighlightOutline.b,
+										   Alpha * Blend);
+
+			TextRender()->TextEx(&Cursor, Line.m_aText, -1);
+		}
+		else
+			TextRender()->TextShadowed(&Cursor, Line.m_aText, -1, ShadowOffset, ShadowColor, TextColor);
 	}
 
 	TextRender()->TextColor(1.0f, 1.0f, 1.0f, 1.0f);
+	TextRender()->TextOutlineColor(1.0f, 1.0f, 1.0f, 0.25f);
 }
 
 void CChat::Say(int Mode, const char *pLine)

src/game/client/components/chat.h

@@ -12,7 +12,7 @@ class CChat : public CComponent
 
 	enum
 	{
-		MAX_LINES = 25,
+		MAX_LINES = 50,
 	};
 
 	struct CLine