X-Git-Url: http://deadsoftware.ru/gitweb?p=d2df-sdl.git;a=blobdiff_plain;f=src%2Fengine%2Fe_graphics.pas;h=18f75c44ea3263119bd6bfbb429a614c05060e09;hp=b1d34101d44014c5ab06d3aa6b96dcfc32d94863;hb=676995a77ad243efc0abee75841f81e86a7262a0;hpb=a49e32f2040ac79644fabdfa629cd4fd4750c515 diff --git a/src/engine/e_graphics.pas b/src/engine/e_graphics.pas index b1d3410..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 @@ -20,7 +19,11 @@ interface uses {$INCLUDE ../nogl/noGLuses.inc} - SysUtils, Classes, Math, e_log, e_texture, SDL2, MAPDEF, ImagingTypes, Imaging, ImagingUtility; + {$IFDEF USE_SDL2} + SDL2, + {$ENDIF} + SysUtils, Classes, Math, e_log, e_texture, + MAPDEF, ImagingTypes, Imaging, ImagingUtility; type TMirrorType=(None, Horizontal, Vertical); @@ -59,6 +62,8 @@ type procedure e_InitGL(); procedure e_SetViewPort(X, Y, Width, Height: Word); procedure e_ResizeWindow(Width, Height: Integer); +procedure e_ResizeFramebuffer(Width, Height: Integer); +procedure e_BlitFramebuffer(WinWidth, WinHeight: Integer); procedure e_Draw(ID: DWORD; X, Y: Integer; Alpha: Byte; AlphaChannel: Boolean; Blending: Boolean; Mirror: TMirrorType = TMirrorType.None); @@ -129,8 +134,10 @@ procedure e_Clear(Mask: TGLbitfield; Red, Green, Blue: Single); overload; procedure e_Clear(); overload; procedure e_EndRender(); +{$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); @@ -146,6 +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 @@ -191,6 +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; @@ -366,6 +379,50 @@ begin if Height <> nil then Height^ := e_Textures[ID].tx.Height; end; +procedure e_ResizeFramebuffer(Width, Height: Integer); +begin + glBindTexture(GL_TEXTURE_2D, 0); + glBindRenderbuffer(GL_RENDERBUFFER, 0); + glBindFramebuffer(GL_FRAMEBUFFER, 0); + + if e_Frame > 0 then + begin + glDeleteTextures(1, @e_Frame); + e_Frame := 0; + end; + + if e_RBO > 0 then + begin + glDeleteRenderbuffers(1, @e_RBO); + e_RBO := 0; + end; + + if e_FBO > 0 then + begin + glDeleteFramebuffers(1, @e_FBO); + e_FBO := 0; + end; + + e_FrameW := Width; + e_FrameH := Height; + + glGenFramebuffers(1, @e_FBO); + + 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); + + glGenRenderbuffers(1, @e_RBO); + glBindRenderbuffer(GL_RENDERBUFFER, e_RBO); + glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, Width, Height); + + 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); begin if Height = 0 then @@ -394,6 +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 @@ -854,9 +927,6 @@ end; procedure e_DrawQuad(X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byte = 0); var nX1, nY1, nX2, nY2: Integer; -{$IFDEF USE_NANOGL} - v: array [0..15] of GLfloat; -{$ENDIF} begin if e_NoGraphics then Exit; // Only top-left/bottom-right quad @@ -877,40 +947,13 @@ begin begin glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - end else + end + else glDisable(GL_BLEND); glDisable(GL_TEXTURE_2D); glColor4ub(Red, Green, Blue, 255-Alpha); glLineWidth(1); -{$IFDEF USE_NANOGL} - nX1 := X1; nY1 := Y1; - nX2 := X2; nY2 := Y1; - e_LineCorrection(nX1, nY1, nX2, nY2); - v[0] := nX1; v[1] := nY1; v[2] := nX2; v[3] := nY2; - - nX1 := X2; nY1 := Y1; - nX2 := X2; nY2 := Y2; - e_LineCorrection(nX1, nY1, nX2, nY2); - v[4] := nX1; v[5] := nY1; v[6] := nX2; v[7] := nY2; - - nX1 := X2; nY1 := Y2; - nX2 := X1; nY2 := Y2; - e_LineCorrection(nX1, nY1, nX2, nY2); - v[8] := nX1; v[9] := nY1; v[10] := nX2; v[11] := nY2; - - nX1 := X1; nY1 := Y2; - nX2 := X1; nY2 := Y1; - e_LineCorrection(nX1, nY1, nX2, nY2); - v[12] := nX1; v[13] := nY1; v[14] := nX2; v[15] := nY2; - - glVertexPointer(2, GL_FLOAT, 0, @v[0]); - glEnableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); - glDisableClientState(GL_NORMAL_ARRAY); - glDisableClientState(GL_TEXTURE_COORD_ARRAY); - glDrawArrays(GL_LINES, 0, 16); -{$ELSE} glBegin(GL_LINES); nX1 := X1; nY1 := Y1; nX2 := X2; nY2 := Y1; @@ -936,10 +979,7 @@ begin glVertex2i(nX1, nY1); glVertex2i(nX2, nY2); glEnd(); -{$ENDIF} - glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); - glDisable(GL_BLEND); end; @@ -1011,10 +1051,6 @@ end; procedure e_DrawLine(Width: Byte; X1, Y1, X2, Y2: Integer; Red, Green, Blue: Byte; Alpha: Byte = 0); -{$IFDEF USE_NANOGL} - var - v: array [0..3] of GLfloat; -{$ENDIF} begin if e_NoGraphics then Exit; // Pixel-perfect lines @@ -1031,22 +1067,10 @@ begin glDisable(GL_TEXTURE_2D); glColor4ub(Red, Green, Blue, 255-Alpha); glLineWidth(Width); - -{$IFDEF USE_NANOGL} - v[0] := X1; v[1] := Y1; v[2] := X2; v[3] := Y2; - glVertexPointer(2, GL_FLOAT, 0, @v[0]); - glEnableClientState(GL_VERTEX_ARRAY); - glDisableClientState(GL_COLOR_ARRAY); - glDisableClientState(GL_NORMAL_ARRAY); - glDisableClientState(GL_TEXTURE_COORD_ARRAY); - glDrawArrays(GL_LINES, 0, 4); -{$ELSE} glBegin(GL_LINES); glVertex2i(X1, Y1); glVertex2i(X2, Y2); glEnd(); -{$ENDIF} - glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); glDisable(GL_BLEND); @@ -1114,6 +1138,7 @@ begin glPopMatrix(); end; +{$IFDEF USE_SDL2} function e_GetGamma(win: PSDL_Window): Byte; var ramp: array [0..256*3-1] of Word; @@ -1176,6 +1201,7 @@ begin SDL_SetWindowGammaRamp(win, @ramp[0], @ramp[256], @ramp[512]); end; +{$ENDIF} function e_CharFont_Create(sp: ShortInt=0): DWORD; var @@ -1497,8 +1523,10 @@ end; procedure e_TextureFontBuild(Tex: DWORD; var FontID: DWORD; XCount, YCount: Word; Space: ShortInt=0); var +{$IFDEF NOGL_LISTS} loop1 : GLuint; cx, cy : real; +{$ENDIF} i, id: DWORD; begin if e_NoGraphics then Exit; @@ -1522,7 +1550,7 @@ begin with e_TextureFonts[id] do begin -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} Base := glGenLists(XCount*YCount); {$ENDIF} TextureID := e_Textures[Tex].tx.id; @@ -1534,7 +1562,7 @@ begin SPC := Space; end; -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} glBindTexture(GL_TEXTURE_2D, e_Textures[Tex].tx.id); for loop1 := 0 to XCount*YCount-1 do begin @@ -1566,13 +1594,13 @@ end; procedure e_TextureFontKill(FontID: DWORD); begin if e_NoGraphics then Exit; -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} glDeleteLists(e_TextureFonts[FontID].Base, 256); {$ENDIF} e_TextureFonts[FontID].Base := 0; end; -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} +{$IFNDEF NOGL_LISTS} procedure e_TextureFontDrawChar(ch: Char; FontID: DWORD); var index: Integer; @@ -1626,11 +1654,11 @@ begin glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); glTranslatef(x, y, 0); -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} - e_TextureFontDrawString(Text, FontID); -{$ELSE} +{$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; @@ -1648,10 +1676,10 @@ begin begin glColor4ub(0, 0, 0, 128); glTranslatef(X+1, Y+1, 0); -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} - e_TextureFontDrawChar(Ch, FontID); -{$ELSE} +{$IFDEF NOGL_LISTS} glCallLists(1, GL_UNSIGNED_BYTE, @Ch); +{$ELSE} + e_TextureFontDrawChar(Ch, FontID); {$ENDIF} glPopMatrix; glPushMatrix; @@ -1659,10 +1687,10 @@ begin glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255); glTranslatef(X, Y, 0); -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} - e_TextureFontDrawChar(Ch, FontID); -{$ELSE} +{$IFDEF NOGL_LISTS} glCallLists(1, GL_UNSIGNED_BYTE, @Ch); +{$ELSE} + e_TextureFontDrawChar(Ch, FontID); {$ENDIF} glPopMatrix; @@ -1714,7 +1742,7 @@ begin glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32)); {$ENDIF} @@ -1797,7 +1825,7 @@ begin glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID); glEnable(GL_TEXTURE_2D); -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32)); {$ENDIF} @@ -1809,10 +1837,10 @@ begin glColor4ub(0, 0, 0, 128); glTranslatef(x+1, y+1, 0); glScalef(Scale, Scale, 0); -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} - e_TextureFontDrawString(Text, FontID); -{$ELSE} +{$IFDEF NOGL_LISTS} glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text)); +{$ELSE} + e_TextureFontDrawString(Text, FontID); {$ENDIF} glPopMatrix; glPushMatrix; @@ -1821,10 +1849,10 @@ begin glColor4ub(Red, Green, Blue, 255); glTranslatef(x, y, 0); glScalef(Scale, Scale, 0); -{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)} - e_TextureFontDrawString(Text, FontID); -{$ELSE} +{$IFDEF NOGL_LISTS} glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text)); +{$ELSE} + e_TextureFontDrawString(Text, FontID); {$ENDIF} glDisable(GL_TEXTURE_2D); @@ -1854,7 +1882,7 @@ begin for i := 0 to High(e_TextureFonts) do if e_TextureFonts[i].Base <> 0 then begin -{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)} +{$IFDEF NOGL_LISTS} glDeleteLists(e_TextureFonts[i].Base, 256); {$ENDIF} e_TextureFonts[i].Base := 0;