X-Git-Url: http://deadsoftware.ru/gitweb?p=d2df-sdl.git;a=blobdiff_plain;f=src%2Fengine%2Fe_graphics.pas;h=18f75c44ea3263119bd6bfbb429a614c05060e09;hp=b78a175885a26b4652088019e36ac59cf8cdd50d;hb=676995a77ad243efc0abee75841f81e86a7262a0;hpb=281b90361877a19420b086d8729eb4b6aaf882fa diff --git a/src/engine/e_graphics.pas b/src/engine/e_graphics.pas index b78a175..18f75c4 100644 --- a/src/engine/e_graphics.pas +++ b/src/engine/e_graphics.pas @@ -2,8 +2,7 @@ * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. + * the Free Software Foundation, version 3 of the License ONLY. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of @@ -19,12 +18,12 @@ unit e_graphics; interface uses -{$IFDEF USE_NANOGL} - nanoGL, -{$ELSE} - GL, GLExt, -{$ENDIF} - SysUtils, Classes, Math, e_log, e_texture, SDL2, MAPDEF, ImagingTypes, Imaging, ImagingUtility; + {$INCLUDE ../nogl/noGLuses.inc} + {$IFDEF USE_SDL2} + SDL2, + {$ENDIF} + SysUtils, Classes, Math, e_log, e_texture, + MAPDEF, ImagingTypes, Imaging, ImagingUtility; type TMirrorType=(None, Horizontal, Vertical); @@ -63,6 +62,8 @@ type procedure e_InitGL(); procedure e_SetViewPort(X, Y, Width, Height: Word); procedure e_ResizeWindow(Width, Height: Integer); +procedure e_ResizeFramebuffer(Width, Height: Integer); +procedure e_BlitFramebuffer(WinWidth, WinHeight: Integer); procedure e_Draw(ID: DWORD; X, Y: Integer; Alpha: Byte; AlphaChannel: Boolean; Blending: Boolean; Mirror: TMirrorType = TMirrorType.None); @@ -95,7 +96,6 @@ function e_CreateTextureEx(FileName: string; var ID: DWORD; fX, fY, fWidth, fHei function e_CreateTextureMem(pData: Pointer; dataSize: LongInt; var ID: DWORD): Boolean; function e_CreateTextureMemEx(pData: Pointer; dataSize: LongInt; var ID: DWORD; fX, fY, fWidth, fHeight: Word): Boolean; procedure e_GetTextureSize(ID: DWORD; Width, Height: PWord); -function e_GetTextureSize2(ID: DWORD): TRectWH; procedure e_DeleteTexture(ID: DWORD); procedure e_RemoveAllTextures(); @@ -120,7 +120,8 @@ procedure e_TextureFontKill(FontID: DWORD); procedure e_TextureFontPrint(X, Y: GLint; Text: string; FontID: DWORD); procedure e_TextureFontPrintEx(X, Y: GLint; Text: string; FontID: DWORD; Red, Green, Blue: Byte; Scale: Single; Shadow: Boolean = False); -procedure e_TextureFontPrintFmt(X, Y: GLint; Text: string; FontID: DWORD; Shadow: Boolean = False); +procedure e_TextureFontPrintFmt(X, Y: GLint; Text: string; FontID: DWORD; + Shadow: Boolean = False; Newlines: Boolean = False); procedure e_TextureFontGetSize(ID: DWORD; out CharWidth, CharHeight: Byte); procedure e_RemoveAllTextureFont(); @@ -133,8 +134,10 @@ procedure e_Clear(Mask: TGLbitfield; Red, Green, Blue: Single); overload; procedure e_Clear(); overload; procedure e_EndRender(); +{$IFDEF USE_SDL2} function e_GetGamma(win: PSDL_Window): Byte; procedure e_SetGamma(win: PSDL_Window;Gamma: Byte); +{$ENDIF} procedure e_MakeScreenshot(st: TStream; Width, Height: Word); @@ -150,6 +153,7 @@ var e_NoGraphics: Boolean = False; e_FastScreenshots: Boolean = true; // it's REALLY SLOW with `false` g_dbg_scale: Single = 1.0; + r_pixel_scale: Single = 1.0; implementation @@ -169,7 +173,8 @@ type Base: Uint32; CharWidth: Byte; CharHeight: Byte; - XC, YC, SPC: Word; + XC, YC: WORD; + SPC: ShortInt; end; TCharFont = record @@ -194,6 +199,11 @@ var e_TextureFonts: array of TTextureFont = nil; e_CharFonts: array of TCharFont; //e_SavedTextures: array of TSavedTexture; + e_FBO: GLuint = 0; + e_RBO: GLuint = 0; + e_Frame: GLuint = 0; + e_FrameW: Integer = -1; + e_FrameH: Integer = -1; //function e_getTextGLId (ID: DWORD): GLuint; begin result := e_Textures[ID].tx.id; end; @@ -369,104 +379,48 @@ begin if Height <> nil then Height^ := e_Textures[ID].tx.Height; end; -function e_GetTextureSize2(ID: DWORD): TRectWH; -var - data: PChar; - x, y: Integer; - w, h: Word; - a: Boolean; - lastline: Integer; +procedure e_ResizeFramebuffer(Width, Height: Integer); begin - w := e_Textures[ID].tx.Width; - h := e_Textures[ID].tx.Height; - - Result.Y := 0; - Result.X := 0; - Result.Width := w; - Result.Height := h; + glBindTexture(GL_TEXTURE_2D, 0); + glBindRenderbuffer(GL_RENDERBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, 0); -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support glGetTexImage - if e_NoGraphics then Exit; - - data := GetMemory(w*h*4); - glEnable(GL_TEXTURE_2D); - glBindTexture(GL_TEXTURE_2D, e_Textures[ID].tx.id); - glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, data); - - for y := h-1 downto 0 do - begin - lastline := y; - a := True; - - for x := 1 to w-4 do + if e_Frame > 0 then begin - a := Byte((data+y*w*4+x*4+3)^) <> 0; - if a then Break; + glDeleteTextures(1, @e_Frame); + e_Frame := 0; end; - if a then + if e_RBO > 0 then begin - Result.Y := h-lastline; - Break; + glDeleteRenderbuffers(1, @e_RBO); + e_RBO := 0; end; - end; - - for y := 0 to h-1 do - begin - lastline := y; - a := True; - for x := 1 to w-4 do + if e_FBO > 0 then begin - a := Byte((data+y*w*4+x*4+3)^) <> 0; - if a then Break; + glDeleteFramebuffers(1, @e_FBO); + e_FBO := 0; end; - if a then - begin - Result.Height := h-lastline-Result.Y; - Break; - end; - end; + e_FrameW := Width; + e_FrameH := Height; - for x := 0 to w-1 do - begin - lastline := x; - a := True; + glGenFramebuffers(1, @e_FBO); - for y := 1 to h-4 do - begin - a := Byte((data+y*w*4+x*4+3)^) <> 0; - if a then Break; - end; + glGenTextures(1, @e_Frame); + glBindTexture(GL_TEXTURE_2D, e_Frame); + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, Width, Height, 0, GL_RGB, GL_UNSIGNED_BYTE, nil); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - if a then - begin - Result.X := lastline+1; - Break; - end; - end; - - for x := w-1 downto 0 do - begin - lastline := x; - a := True; - - for y := 1 to h-4 do - begin - a := Byte((data+y*w*4+x*4+3)^) <> 0; - if a then Break; - end; - - if a then - begin - Result.Width := lastline-Result.X+1; - Break; - end; - end; + glGenRenderbuffers(1, @e_RBO); + glBindRenderbuffer(GL_RENDERBUFFER, e_RBO); + glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, Width, Height); - FreeMemory(data); -{$ENDIF} + glBindFramebuffer(GL_FRAMEBUFFER, e_FBO); + glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, e_Frame, 0); + glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_RENDERBUFFER, e_RBO); end; procedure e_ResizeWindow(Width, Height: Integer); @@ -497,6 +451,22 @@ begin glTexCoord2f(u, v); glVertex2i(x1, y0); end; +procedure e_BlitFramebuffer(WinWidth, WinHeight: Integer); +begin + if (e_FBO = 0) or (e_Frame = 0) then exit; + glDisable(GL_BLEND); + glEnable(GL_TEXTURE_2D); + glBindFramebuffer(GL_FRAMEBUFFER, 0); + glBindTexture(GL_TEXTURE_2D, e_Frame); + glColor4ub(255, 255, 255, 255); + e_SetViewPort(0, 0, WinWidth, WinHeight); + glBegin(GL_QUADS); + drawTxQuad(0, 0, WinWidth, WinHeight, e_FrameW, e_FrameH, 1, 1, TMirrorType.None); + glEnd(); + glBindFramebuffer(GL_FRAMEBUFFER, e_FBO); + e_SetViewPort(0, 0, e_FrameW, e_FrameH); +end; + procedure e_Draw(ID: DWORD; X, Y: Integer; Alpha: Byte; AlphaChannel: Boolean; Blending: Boolean; Mirror: TMirrorType = TMirrorType.None); begin @@ -958,7 +928,6 @@ procedure e_DrawQuad(X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byt var nX1, nY1, nX2, nY2: Integer; begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support glBegin(GL_LINES) if e_NoGraphics then Exit; // Only top-left/bottom-right quad if X1 > X2 then @@ -978,13 +947,13 @@ begin begin glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - end else + end + else glDisable(GL_BLEND); glDisable(GL_TEXTURE_2D); glColor4ub(Red, Green, Blue, 255-Alpha); glLineWidth(1); - glBegin(GL_LINES); nX1 := X1; nY1 := Y1; nX2 := X2; nY2 := Y1; @@ -1010,11 +979,8 @@ begin glVertex2i(nX1, nY1); glVertex2i(nX2, nY2); glEnd(); - glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); - glDisable(GL_BLEND); -{$ENDIF} end; procedure e_DrawFillQuad(X1, Y1, X2, Y2: Integer; Red, Green, Blue, Alpha: Byte; @@ -1086,7 +1052,6 @@ end; procedure e_DrawLine(Width: Byte; X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byte = 0); begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support glBegin(GL_LINES) if e_NoGraphics then Exit; // Pixel-perfect lines if Width = 1 then @@ -1102,16 +1067,13 @@ begin glDisable(GL_TEXTURE_2D); glColor4ub(Red, Green, Blue, 255-Alpha); glLineWidth(Width); - glBegin(GL_LINES); glVertex2i(X1, Y1); glVertex2i(X2, Y2); glEnd(); - glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); glDisable(GL_BLEND); -{$ENDIF} end; //------------------------------------------------------------------ @@ -1176,6 +1138,7 @@ begin glPopMatrix(); end; +{$IFDEF USE_SDL2} function e_GetGamma(win: PSDL_Window): Byte; var ramp: array [0..256*3-1] of Word; @@ -1238,6 +1201,7 @@ begin SDL_SetWindowGammaRamp(win, @ramp[0], @ramp[256], @ramp[512]); end; +{$ENDIF} function e_CharFont_Create(sp: ShortInt=0): DWORD; var @@ -1559,8 +1523,10 @@ end; procedure e_TextureFontBuild(Tex: DWORD; var FontID: DWORD; XCount, YCount: Word; Space: ShortInt=0); var +{$IFDEF NOGL_LISTS} loop1 : GLuint; cx, cy : real; +{$ENDIF} i, id: DWORD; begin if e_NoGraphics then Exit; @@ -1582,10 +1548,11 @@ begin id := High(e_TextureFonts); end; -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists with e_TextureFonts[id] do begin +{$IFDEF NOGL_LISTS} Base := glGenLists(XCount*YCount); +{$ENDIF} TextureID := e_Textures[Tex].tx.id; CharWidth := (e_Textures[Tex].tx.Width div XCount)+Space; CharHeight := e_Textures[Tex].tx.Height div YCount; @@ -1595,6 +1562,7 @@ begin SPC := Space; end; +{$IFDEF NOGL_LISTS} glBindTexture(GL_TEXTURE_2D, e_Textures[Tex].tx.id); for loop1 := 0 to XCount*YCount-1 do begin @@ -1626,15 +1594,53 @@ end; procedure e_TextureFontKill(FontID: DWORD); begin if e_NoGraphics then Exit; -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists +{$IFDEF NOGL_LISTS} glDeleteLists(e_TextureFonts[FontID].Base, 256); {$ENDIF} e_TextureFonts[FontID].Base := 0; end; +{$IFNDEF NOGL_LISTS} +procedure e_TextureFontDrawChar(ch: Char; FontID: DWORD); + var + index: Integer; + cx, cy: GLfloat; + Tex: Integer; + Width, Height: Integer; + XCount, YCount: Integer; +begin + index := Ord(ch) - 32; + Tex := e_TextureFonts[FontID].Texture; + Width := e_Textures[Tex].tx.Width; + Height := e_Textures[Tex].tx.Height; + XCount := e_TextureFonts[FontID].XC; + YCount := e_TextureFonts[FontID].YC; + cx := (index mod XCount)/XCount; + cy := (index div YCount)/YCount; + glBegin(GL_QUADS); + glTexCoord2f(cx, 1 - cy - 1/YCount); + glVertex2i(0, Height div YCount); + glTexCoord2f(cx + 1/XCount, 1 - cy - 1/YCount); + glVertex2i(Width div XCount, Height div YCount); + glTexCoord2f(cx + 1/XCount, 1 - cy); + glVertex2i(Width div XCount, 0); + glTexCoord2f(cx, 1 - cy); + glVertex2i(0, 0); + glEnd(); + glTranslatef((e_Textures[Tex].tx.Width div XCount) + e_TextureFonts[FontID].SPC, 0, 0); +end; + +procedure e_TextureFontDrawString(Text: String; FontID: DWORD); + var + i: Integer; +begin + for i := 1 to High(Text) do + e_TextureFontDrawChar(Text[i], FontID); +end; +{$ENDIF} + procedure e_TextureFontPrint(X, Y: GLint; Text: string; FontID: DWORD); begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists if e_NoGraphics then Exit; if Integer(FontID) > High(e_TextureFonts) then Exit; if Text = '' then Exit; @@ -1647,38 +1653,47 @@ begin glPushMatrix; glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); - glTranslated(x, y, 0); + glTranslatef(x, y, 0); +{$IFDEF NOGL_LISTS} glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32)); glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text)); +{$ELSE} + e_TextureFontDrawString(Text, FontID); +{$ENDIF} glDisable(GL_TEXTURE_2D); glPopMatrix; glDisable(GL_BLEND); -{$ENDIF} end; // god forgive me for this, but i cannot figure out how to do it without lists procedure e_TextureFontPrintChar(X, Y: Integer; Ch: Char; FontID: DWORD; Shadow: Boolean = False); begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists if e_NoGraphics then Exit; glPushMatrix; if Shadow then begin glColor4ub(0, 0, 0, 128); - glTranslated(X+1, Y+1, 0); + glTranslatef(X+1, Y+1, 0); +{$IFDEF NOGL_LISTS} glCallLists(1, GL_UNSIGNED_BYTE, @Ch); +{$ELSE} + e_TextureFontDrawChar(Ch, FontID); +{$ENDIF} glPopMatrix; glPushMatrix; end; glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); - glTranslated(X, Y, 0); + glTranslatef(X, Y, 0); +{$IFDEF NOGL_LISTS} glCallLists(1, GL_UNSIGNED_BYTE, @Ch); +{$ELSE} + e_TextureFontDrawChar(Ch, FontID); +{$ENDIF} glPopMatrix; -{$ENDIF} end; procedure e_TextureFontPrintCharEx (X, Y: Integer; Ch: Char; FontID: DWORD; Shadow: Boolean = False); @@ -1699,13 +1714,13 @@ begin result := e_TextureFonts[FontID].CharWidth; end; -procedure e_TextureFontPrintFmt(X, Y: GLint; Text: string; FontID: DWORD; Shadow: Boolean = False); +procedure e_TextureFontPrintFmt(X, Y: GLint; Text: string; FontID: DWORD; + Shadow: Boolean = False; Newlines: Boolean = False); var a, TX, TY, len: Integer; tc, c: TRGB; - w: Word; + w, h: Word; begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists if e_NoGraphics then Exit; if Text = '' then Exit; if e_TextureFonts = nil then Exit; @@ -1720,12 +1735,16 @@ begin len := Length(Text); w := e_TextureFonts[FontID].CharWidth; + h := e_TextureFonts[FontID].CharHeight; with e_TextureFonts[FontID] do begin glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); + +{$IFDEF NOGL_LISTS} glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32)); +{$ENDIF} glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); @@ -1733,12 +1752,15 @@ begin for a := 1 to len do begin case Text[a] of - {#10: // line feed + #10: // line feed begin - TX := X; - TY := TY + h; - continue; - end;} + if Newlines then + begin + TX := X; + TY := TY + h; + continue; + end; + end; #1: // black begin c.R := 0; c.G := 0; c.B := 0; @@ -1791,20 +1813,21 @@ begin glDisable(GL_TEXTURE_2D); glDisable(GL_BLEND); end; -{$ENDIF} end; procedure e_TextureFontPrintEx(X, Y: GLint; Text: string; FontID: DWORD; Red, Green, Blue: Byte; Scale: Single; Shadow: Boolean = False); begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists if e_NoGraphics then Exit; if Text = '' then Exit; glPushMatrix; glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); + +{$IFDEF NOGL_LISTS} glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32)); +{$ENDIF} glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); @@ -1812,23 +1835,30 @@ begin if Shadow then begin glColor4ub(0, 0, 0, 128); - glTranslated(x+1, y+1, 0); + glTranslatef(x+1, y+1, 0); glScalef(Scale, Scale, 0); +{$IFDEF NOGL_LISTS} glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text)); +{$ELSE} + e_TextureFontDrawString(Text, FontID); +{$ENDIF} glPopMatrix; glPushMatrix; end; glColor4ub(Red, Green, Blue, 255); - glTranslated(x, y, 0); + glTranslatef(x, y, 0); glScalef(Scale, Scale, 0); +{$IFDEF NOGL_LISTS} glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text)); +{$ELSE} + e_TextureFontDrawString(Text, FontID); +{$ENDIF} glDisable(GL_TEXTURE_2D); glPopMatrix; glColor3ub(e_Colors.R, e_Colors.G, e_Colors.B); glDisable(GL_BLEND); -{$ENDIF} end; procedure e_TextureFontGetSize(ID: DWORD; out CharWidth, CharHeight: Byte); @@ -1852,7 +1882,7 @@ begin for i := 0 to High(e_TextureFonts) do if e_TextureFonts[i].Base <> 0 then begin -{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support gl-lists +{$IFDEF NOGL_LISTS} glDeleteLists(e_TextureFonts[i].Base, 256); {$ENDIF} e_TextureFonts[i].Base := 0;