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authorb1indy <b1indy@b956fd51-792f-4845-bead-9b4dfca2ff2c>2007-09-20 22:49:41 +0000
committerb1indy <b1indy@b956fd51-792f-4845-bead-9b4dfca2ff2c>2007-09-20 22:49:41 +0000
commitcac6be301884b2c0f0b968ff156631cdda9d0410 (patch)
treeb52057afa178b73fd8b7054255db3bfc23f5fb96
parentbc436ae00c8098f2e77f20bfe2ab185ecfe7a8e0 (diff)
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testing SDL_Image in credits screen (code is in TScreenCredits.OnShow)
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@424 b956fd51-792f-4845-bead-9b4dfca2ff2c
-rw-r--r--Game/Code/Screens/UScreenCredits.pas138
-rw-r--r--Game/Code/UltraStar.dpr1
-rw-r--r--test.pngbin0 -> 7314 bytes
3 files changed, 137 insertions, 2 deletions
diff --git a/Game/Code/Screens/UScreenCredits.pas b/Game/Code/Screens/UScreenCredits.pas
index b931f461..30237f95 100644
--- a/Game/Code/Screens/UScreenCredits.pas
+++ b/Game/Code/Screens/UScreenCredits.pas
@@ -5,6 +5,7 @@ interface
uses
UMenu,
SDL,
+ SDL_Image,
UDisplay,
UTexture,
OpenGL12,
@@ -67,6 +68,7 @@ type
CRDTS_Stage: TCreditsStages;
myTex: glUint;
+ mysdlimage,myconvertedsdlimage: PSDL_Surface;
Fadeout: boolean;
constructor Create; override;
@@ -113,6 +115,26 @@ const
3366, // 20 Ende Credits Tune
60); // 21 start flare im intro
+
+ sdl32bpprgba: TSDL_Pixelformat=(palette: nil;
+ BitsPerPixel: 32;
+ BytesPerPixel: 4;
+ Rloss: 0;
+ Gloss: 0;
+ Bloss: 0;
+ Aloss: 0;
+ Rshift: 0;
+ Gshift: 8;
+ Bshift: 16;
+ Ashift: 24;
+ Rmask: $000000ff;
+ Gmask: $0000ff00;
+ Bmask: $00ff0000;
+ Amask: $ff000000;
+ colorkey: 0;
+ alpha: 255 );
+
+
implementation
uses {$IFDEF win32}
@@ -127,8 +149,9 @@ uses {$IFDEF win32}
Textgl,
ULanguage,
UCommon,
- Math;
-
+ Math,
+ dialogs;
+
function TScreenCredits.ParseInput(PressedKey: Cardinal; ScanCode: byte; PressedDown: Boolean): Boolean;
begin
@@ -156,6 +179,7 @@ end;
constructor TScreenCredits.Create;
begin
inherited Create;
+
credits_bg_tex := Texture.LoadTexture(true, 'CRDTS_BG', 'PNG', 'Plain', 0);
credits_bg_ovl := Texture.LoadTexture(true, 'CRDTS_OVL', 'PNG', 'Transparent', 0);
@@ -192,6 +216,63 @@ begin
Draw:=true;
end;
+function pixfmt_eq(fmt1,fmt2: TSDL_Pixelformat): boolean;
+begin
+ if (fmt1.BitsPerPixel = fmt2.BitsPerPixel) and
+ (fmt1.BytesPerPixel = fmt2.BytesPerPixel) and
+ (fmt1.Rloss = fmt2.Rloss) and
+ (fmt1.Gloss = fmt2.Gloss) and
+ (fmt1.Bloss = fmt2.Bloss) and
+ (fmt1.Rmask = fmt2.Rmask) and
+ (fmt1.Gmask = fmt2.Gmask) and
+ (fmt1.Bmask = fmt2.Bmask) and
+ (fmt1.Rshift = fmt2.Rshift) and
+ (fmt1.Gshift = fmt2.Gshift) and
+ (fmt1.Bshift = fmt2.Bshift)
+ then
+ pixfmt_eq:=True
+ else
+ pixfmt_eq:=False;
+end;
+
+function inttohexstr(i: cardinal):pchar;
+var helper, i2, c:cardinal;
+ tmpstr: string;
+begin
+ helper:=0;
+ i2:=i;
+ tmpstr:='';
+ for c:=1 to 8 do
+ begin
+ helper:=(helper shl 4) or (i2 and $f);
+ i2:=i2 shr 4;
+ end;
+ for c:=1 to 8 do
+ begin
+ i2:=helper and $f;
+ helper := helper shr 4;
+ case i2 of
+ 0: tmpstr:=tmpstr+'0';
+ 1: tmpstr:=tmpstr+'1';
+ 2: tmpstr:=tmpstr+'2';
+ 3: tmpstr:=tmpstr+'3';
+ 4: tmpstr:=tmpstr+'4';
+ 5: tmpstr:=tmpstr+'5';
+ 6: tmpstr:=tmpstr+'6';
+ 7: tmpstr:=tmpstr+'7';
+ 8: tmpstr:=tmpstr+'8';
+ 9: tmpstr:=tmpstr+'9';
+ 10: tmpstr:=tmpstr+'a';
+ 11: tmpstr:=tmpstr+'b';
+ 12: tmpstr:=tmpstr+'c';
+ 13: tmpstr:=tmpstr+'d';
+ 14: tmpstr:=tmpstr+'e';
+ 15: tmpstr:=tmpstr+'f';
+ end;
+ end;
+ inttohexstr:=pchar(tmpstr);
+end;
+
procedure TScreenCredits.onShow;
begin
CRDTS_Stage:=InitialDelay;
@@ -203,6 +284,43 @@ begin
// Music.Play;
CTime:=0;
// setlength(CTime_hold,0);
+ mysdlimage:=IMG_Load('test.png');
+ if assigned(mysdlimage) then
+ begin
+ showmessage('opened image via SDL_Image'+#13#10+
+ 'Width: '+inttostr(mysdlimage^.w)+#13#10+
+ 'Height: '+inttostr(mysdlimage^.h)+#13#10+
+ 'BitsPP: '+inttostr(mysdlimage^.format.BitsPerPixel)+#13#10+
+ 'BytesPP: '+inttostr(mysdlimage^.format.BytesPerPixel)+#13#10+
+ 'Rloss: '+inttostr(mysdlimage^.format.Rloss)+#13#10+
+ 'Gloss: '+inttostr(mysdlimage^.format.Gloss)+#13#10+
+ 'Bloss: '+inttostr(mysdlimage^.format.Bloss)+#13#10+
+ 'Aloss: '+inttostr(mysdlimage^.format.Aloss)+#13#10+
+ 'Rshift: '+inttostr(mysdlimage^.format.Rshift)+#13#10+
+ 'Gshift: '+inttostr(mysdlimage^.format.Gshift)+#13#10+
+ 'Bshift: '+inttostr(mysdlimage^.format.Bshift)+#13#10+
+ 'Ashift: '+inttostr(mysdlimage^.format.Ashift)+#13#10+
+ 'Rmask: '+inttohexstr(mysdlimage^.format.Rmask)+#13#10+
+ 'Gmask: '+inttohexstr(mysdlimage^.format.Gmask)+#13#10+
+ 'Bmask: '+inttohexstr(mysdlimage^.format.Bmask)+#13#10+
+ 'Amask: '+inttohexstr(mysdlimage^.format.Amask)+#13#10+
+ 'ColKey: '+inttostr(mysdlimage^.format.Colorkey)+#13#10+
+ 'Alpha: '+inttostr(mysdlimage^.format.Alpha));
+ if pixfmt_eq(mysdlimage^.format^,sdl32bpprgba)
+ then showmessage('equal pixelformats')
+ else showmessage('different pixelformats');
+ myconvertedsdlimage:=SDL_ConvertSurface(mysdlimage,@sdl32bpprgba,SDL_SWSURFACE);
+ glGenTextures(1,@myTex);
+ glBindTexture(GL_TEXTURE_2D, myTex);
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ glTexImage2D( GL_TEXTURE_2D, 0, 4, myconvertedsdlimage^.w, myconvertedsdlimage^.h, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, myconvertedsdlimage^.pixels );
+ SDL_FreeSurface(mysdlimage);
+ SDL_FreeSurface(myconvertedsdlimage);
+ end else
+ showmessage('could not open file');
+
end;
procedure TScreenCredits.onHide;
@@ -1098,6 +1216,22 @@ begin
RuntimeStr:='CTime: '+inttostr(CTime);
glPrint (Addr(RuntimeStr[1]));
}
+
+
+ glEnable(GL_TEXTURE_2D);
+ glEnable(GL_BLEND);
+ glColor4f(1, 1, 1, 1);
+ glBindTexture(GL_TEXTURE_2D, myTex);
+ glbegin(gl_quads);
+ glTexCoord2f(0,0);glVertex2f(100, 100);
+ glTexCoord2f(0,1);glVertex2f(100, 200);
+ glTexCoord2f(1,1); glVertex2f(200, 200);
+ glTexCoord2f(1,0);glVertex2f(200, 100);
+ glEnd;
+ glDisable(GL_TEXTURE_2D);
+ glDisable(GL_BLEND);
+
+
// make the stars shine
GoldenRec.Draw;
end;
diff --git a/Game/Code/UltraStar.dpr b/Game/Code/UltraStar.dpr
index cbb5dd7e..773b8c67 100644
--- a/Game/Code/UltraStar.dpr
+++ b/Game/Code/UltraStar.dpr
@@ -10,6 +10,7 @@ uses
//Includes - 3rd Party Libraries
//------------------------------
SDL in 'lib\JEDI-SDLv1.0\SDL\Pas\SDL.pas',
+ SDL_Image in 'lib\JEDI-SDLv1.0\SDL_Image\Pas\sdl_image.pas',
OpenGL12 in 'lib\JEDI-SDLv1.0\OpenGL\Pas\OpenGL12.pas',
bass in 'lib\bass\delphi\bass.pas',
diff --git a/test.png b/test.png
new file mode 100644
index 00000000..04dbb403
--- /dev/null
+++ b/test.png
Binary files differ