X-Git-Url: https://deadsoftware.ru/gitweb?a=blobdiff_plain;f=src%2Fengine%2Fe_graphics.pas;h=ca6dcf17bcbbb5565476c63f14b30e8fe3c8f2a2;hb=ff17260e083bdf4461154b916a716cd9b61126b1;hp=891c65861f35d410caa42643337953059278cb23;hpb=493ddccd61a63b3adb71d549eb62604acce75430;p=d2df-sdl.git

diff --git a/src/engine/e_graphics.pas b/src/engine/e_graphics.pas
index 891c658..ca6dcf1 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);
@@ -95,7 +94,6 @@ 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 +118,8 @@ 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 +132,10 @@ 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);
 
@@ -370,106 +371,6 @@ 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;
-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;
-
-{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support glGetTexImage
- if e_NoGraphics then Exit;
-
- data := GetMemory(w*h*4);
- glEnable(GL_TEXTURE_2D);
- glBindTexture(GL_TEXTURE_2D, e_Textures[ID].tx.id);
- glGetTexImage(GL_TEXTURE_2D, 0, GL_RGBA, GL_UNSIGNED_BYTE, data);
-
- for y := h-1 downto 0 do
- begin
-  lastline := y;
-  a := True;
-
-  for x := 1 to w-4 do
-  begin
-   a := Byte((data+y*w*4+x*4+3)^) <> 0;
-   if a then Break;
-  end;
-
-  if a then
-  begin
-   Result.Y := h-lastline;
-   Break;
-  end;
- end;
-
- for y := 0 to h-1 do
- begin
-  lastline := y;
-  a := True;
-
-  for x := 1 to w-4 do
-  begin
-   a := Byte((data+y*w*4+x*4+3)^) <> 0;
-   if a then Break;
-  end;
-
-  if a then
-  begin
-   Result.Height := h-lastline-Result.Y;
-   Break;
-  end;
- end;
-
- for x := 0 to w-1 do
- begin
-  lastline := x;
-  a := True;
-
-  for y := 1 to h-4 do
-  begin
-   a := Byte((data+y*w*4+x*4+3)^) <> 0;
-   if a then Break;
-  end;
-
-  if a then
-  begin
-   Result.X := lastline+1;
-   Break;
-  end;
- end;
-
- for x := w-1 downto 0 do
- begin
-  lastline := x;
-  a := True;
-
-  for y := 1 to h-4 do
-  begin
-   a := Byte((data+y*w*4+x*4+3)^) <> 0;
-   if a then Break;
-  end;
-
-  if a then
-  begin
-   Result.Width := lastline-Result.X+1;
-   Break;
-  end;
- end;
-
- FreeMemory(data);
-{$ENDIF}
-end;
-
 procedure e_ResizeWindow(Width, Height: Integer);
 begin
   if Height = 0 then
@@ -958,8 +859,10 @@ 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
-{$IFNDEF USE_NANOGL} // FIXIT: nanoGL doesn't support glBegin(GL_LINES)
   if e_NoGraphics then Exit;
   // Only top-left/bottom-right quad
   if X1 > X2 then
@@ -985,7 +888,34 @@ begin
   glDisable(GL_TEXTURE_2D);
   glColor4ub(Red, Green, Blue, 255-Alpha);
   glLineWidth(1);
+{$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);
+{$ELSE}
   glBegin(GL_LINES);
     nX1 := X1; nY1 := Y1;
     nX2 := X2; nY2 := Y1;
@@ -1011,11 +941,11 @@ begin
     glVertex2i(nX1, nY1);
     glVertex2i(nX2, nY2);
   glEnd();
+{$ENDIF}
 
   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;
@@ -1189,6 +1119,7 @@ begin
   glPopMatrix();
 end;
 
+{$IFDEF USE_SDL2}
 function e_GetGamma(win: PSDL_Window): Byte;
 var
   ramp: array [0..256*3-1] of Word;
@@ -1251,6 +1182,7 @@ begin
 
  SDL_SetWindowGammaRamp(win, @ramp[0], @ramp[256], @ramp[512]);
 end;
+{$ENDIF}
 
 function e_CharFont_Create(sp: ShortInt=0): DWORD;
 var
@@ -1572,8 +1504,10 @@ end;
 procedure e_TextureFontBuild(Tex: DWORD; var FontID: DWORD; XCount, YCount: Word;
                              Space: ShortInt=0);
 var
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
   loop1 : GLuint;
   cx, cy : real;
+{$ENDIF}
   i, id: DWORD;
 begin
  if e_NoGraphics then Exit;
@@ -1597,7 +1531,7 @@ begin
 
  with e_TextureFonts[id] do
  begin
-{$IF not DEFINED(USE_NANOGL)}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
   Base := glGenLists(XCount*YCount);
 {$ENDIF}
   TextureID := e_Textures[Tex].tx.id;
@@ -1609,7 +1543,7 @@ begin
   SPC := Space;
  end;
 
-{$IF not DEFINED(USE_NANOGL)}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
  glBindTexture(GL_TEXTURE_2D, e_Textures[Tex].tx.id);
  for loop1 := 0 to XCount*YCount-1 do
  begin
@@ -1641,13 +1575,13 @@ end;
 procedure e_TextureFontKill(FontID: DWORD);
 begin
   if e_NoGraphics then Exit;
-{$IF not DEFINED(USE_NANOGL)}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
   glDeleteLists(e_TextureFonts[FontID].Base, 256);
 {$ENDIF}
   e_TextureFonts[FontID].Base := 0;
 end;
 
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
 procedure e_TextureFontDrawChar(ch: Char; FontID: DWORD);
   var
     index: Integer;
@@ -1701,7 +1635,7 @@ begin
   glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID);
   glEnable(GL_TEXTURE_2D);
   glTranslatef(x, y, 0);
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
   e_TextureFontDrawString(Text, FontID);
 {$ELSE}
   glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32));
@@ -1723,7 +1657,7 @@ begin
   begin
    glColor4ub(0, 0, 0, 128);
    glTranslatef(X+1, Y+1, 0);
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
    e_TextureFontDrawChar(Ch, FontID);
 {$ELSE}
    glCallLists(1, GL_UNSIGNED_BYTE, @Ch);
@@ -1734,7 +1668,7 @@ begin
 
   glColor4ub(e_Colors.R, e_Colors.G, e_Colors.B, 255);
   glTranslatef(X, Y, 0);
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
   e_TextureFontDrawChar(Ch, FontID);
 {$ELSE}
   glCallLists(1, GL_UNSIGNED_BYTE, @Ch);
@@ -1761,11 +1695,12 @@ 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
   if e_NoGraphics then Exit;
   if Text = '' then Exit;
@@ -1781,13 +1716,14 @@ 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);
 
-{$IF not DEFINED(USE_NANOGL)}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
     glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32));
 {$ENDIF}
 
@@ -1797,12 +1733,15 @@ 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;
@@ -1867,7 +1806,7 @@ begin
   glBindTexture(GL_TEXTURE_2D, e_TextureFonts[FontID].TextureID);
   glEnable(GL_TEXTURE_2D);
 
-{$IF not DEFINED(USE_NANOGL)}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}
   glListBase(DWORD(Integer(e_TextureFonts[FontID].Base)-32));
 {$ENDIF}
 
@@ -1879,7 +1818,7 @@ begin
    glColor4ub(0, 0, 0, 128);
    glTranslatef(x+1, y+1, 0);
    glScalef(Scale, Scale, 0);
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
    e_TextureFontDrawString(Text, FontID);
 {$ELSE}
    glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text));
@@ -1891,7 +1830,7 @@ begin
   glColor4ub(Red, Green, Blue, 255);
   glTranslatef(x, y, 0);
   glScalef(Scale, Scale, 0);
-{$IFDEF USE_NANOGL}
+{$IF DEFINED(USE_NANOGL) or DEFINED(USE_NOGL)}
   e_TextureFontDrawString(Text, FontID);
 {$ELSE}
   glCallLists(Length(Text), GL_UNSIGNED_BYTE, PChar(Text));
@@ -1924,7 +1863,7 @@ begin
  for i := 0 to High(e_TextureFonts) do
   if e_TextureFonts[i].Base <> 0 then
   begin
-{$IFNDEF USE_NANOGL}
+{$IF not DEFINED(USE_NANOGL) and not DEFINED(USE_NOGL)}  
    glDeleteLists(e_TextureFonts[i].Base, 256);
 {$ENDIF}
    e_TextureFonts[i].Base := 0;