XProfan

 $H Windows.ph
DEF rgb_umwandlung(2) ! "bmptex.dll","bmptex"
declare x1!,y1!,dx!,dy!,winkel!,y&,z%,a&,test%
declare bild_auto_h&,bild_umw_h&
declare bmi#,bildxy# ,ogl_rgb#
dim ogl_rgb#,128*128*4+1032
var texid%=0
var ende%=1
Window 20,20-600,400
Cls @RGB(220,220,220)
var hWin& = @Create("text", %hWnd, "Test1", 10, 10, 128,128)
var hWin1& = @Create("text", %hWnd, "Test1", 180, 10, 250,250)
oGL("Init", hwin&, 0,0, 0, 0)
oGL("PosMode", 1)
ogl("glReadBuffer",~GL_Front)
bild_auto_h& = Create("hPic", -1,"leer.bmp") Bildcontainer für "setDIBits"
var tex.auto%=erzeugetex("auto.bmp")
setTimer 18
drawglscene
drawglscene
oglzubmp

WHILE ende%

    WaitInput

    if isKey(81)

        winkel!=winkel!+1.0
        drawglscene
        oglzubmp()

    endif

    if isKey(69)

        winkel!=winkel!-1.0
        drawglscene
        oglzubmp()

    endif

ENDWHILE

killTimer
end

proc oglzubmp

    ogl("glReadPixels",0,0,128,128,~GL_BGRA,~GL_UNSIGNED_BYTE,ogl_rgb#)
    ~setDIBits(%hdc,bild_auto_h&,0,128,ogl_rgb#,bmi#,0)
    mcls 128,128
    startpaint -1
    drawpic bild_auto_h&,0,0,-1
    endpaint
    startpaint hWin1&
    mcopybmp 0,0-127,127>50,50,-1
    endpaint

endproc

proc drawglscene

    OGL("Clear")
    OGL("origin",0,0,-1.11)
    OGL("texture",tex.auto%,1)
    OGL("rotate",0,0,winkel!)
    OGL("quad",0.5,0.5)
    OGL("show")

endproc

proc bitmap_header

    def &BI_RGB 0
    def &DIB_RGB_COLORS 0
    struct BITMAPINFOHEADER =
    biSize&, biWidth&, biHeight&, biPlanes%, biBitCount%, biCompression&,
    biSizeImage&, biXPelsPerMeter&, biYPelsPerMeter&, biClrUsed&, biClrImportant&
    dim bmi#,BITMAPINFOHEADER
    clear bmi#

    with bmi#

        .biSize&        = sizeof(bmi#)
        .biWidth&       = 128
        .biHeight&      = 128
        .biPlanes%      = 1
        .biBitCount%    = 32
        .biCompression& = &BI_RGB
        .biSizeImage&   = ((.biWidth& * .biBitCount%  8 - 1) | 3 + 1) * abs(.biHeight&)

    endwith

endproc

proc erzeugetex

    parameters namebild$
    bitmap_header()
    bild_umw_h& = Create("hPic", -1, namebild$)
    a&=bmi#.biSizeImage&
    dim bildxy#,a&+1032
    ~GetDIBits(%hdc,bild_umw_h&,0,bmi#.biHeight&,bildxy#,bmi#,0)
    rgb_umwandlung(bildxy#,a&)
    OGL("glGenTextures",1,ADDR(texid%))
    OGL("glBindTexture",~GL_TEXTURE_2D,texid%)
    OGL("glEnable",~GL_ALPHA_TEST)
    OGL("glAlphaFunc",~GL_GREATER, 0.1)
    OGL("glTexParameteri",~GL_TEXTURE_2D, ~GL_TEXTURE_MAG_FILTER, ~GL_LINEAR)
    OGL("glTexParameteri",~GL_TEXTURE_2D, ~GL_TEXTURE_MIN_FILTER, ~GL_LINEAR)
    OGL("gluBuild2DMipmaps",~GL_TEXTURE_2D, ~GL_RGBA, 128, 128, ~GL_RGBA, ~GL_UNSIGNED_BYTE, bildxy#)
    dispose bildxy#
    RETURN texid%

endproc

declare x%,y%
x%=1
y%=100
cls
test(x%,y%)
WaitInput
end

proc test

    parameters c%,d%
    <INLINE_CPP>
    DWORD a = PVAR(c%);
    DWORD b = PVAR(d%);
    </INLINE_CPP>