! Copyright (C) 2005, 2006 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: alien alien.c-types alien.syntax parser namespaces kernel
-math math.bitwise windows.types windows.types init assocs
-sequences libc ;
+math math.bitwise windows.types init assocs splitting
+sequences libc opengl.gl opengl.gl.extensions opengl.gl.windows ;
IN: windows.opengl32
-! PIXELFORMATDESCRIPTOR flags
-: PFD_DOUBLEBUFFER HEX: 00000001 ; inline
-: PFD_STEREO HEX: 00000002 ; inline
-: PFD_DRAW_TO_WINDOW HEX: 00000004 ; inline
-: PFD_DRAW_TO_BITMAP HEX: 00000008 ; inline
-: PFD_SUPPORT_GDI HEX: 00000010 ; inline
-: PFD_SUPPORT_OPENGL HEX: 00000020 ; inline
-: PFD_GENERIC_FORMAT HEX: 00000040 ; inline
-: PFD_NEED_PALETTE HEX: 00000080 ; inline
-: PFD_NEED_SYSTEM_PALETTE HEX: 00000100 ; inline
-: PFD_SWAP_EXCHANGE HEX: 00000200 ; inline
-: PFD_SWAP_COPY HEX: 00000400 ; inline
-: PFD_SWAP_LAYER_BUFFERS HEX: 00000800 ; inline
-: PFD_GENERIC_ACCELERATED HEX: 00001000 ; inline
-: PFD_SUPPORT_DIRECTDRAW HEX: 00002000 ; inline
-
-! PIXELFORMATDESCRIPTOR flags for use in ChoosePixelFormat only
-: PFD_DEPTH_DONTCARE HEX: 20000000 ; inline
-: PFD_DOUBLEBUFFER_DONTCARE HEX: 40000000 ; inline
-: PFD_STEREO_DONTCARE HEX: 80000000 ; inline
-
-! pixel types
-: PFD_TYPE_RGBA 0 ; inline
-: PFD_TYPE_COLORINDEX 1 ; inline
-
-! layer types
-: PFD_MAIN_PLANE 0 ; inline
-: PFD_OVERLAY_PLANE 1 ; inline
-: PFD_UNDERLAY_PLANE -1 ; inline
-
-: LPD_TYPE_RGBA 0 ; inline
-: LPD_TYPE_COLORINDEX 1 ; inline
+CONSTANT: LPD_TYPE_RGBA 0
+CONSTANT: LPD_TYPE_COLORINDEX 1
! wglSwapLayerBuffers flags
-: WGL_SWAP_MAIN_PLANE HEX: 00000001 ; inline
-: WGL_SWAP_OVERLAY1 HEX: 00000002 ; inline
-: WGL_SWAP_OVERLAY2 HEX: 00000004 ; inline
-: WGL_SWAP_OVERLAY3 HEX: 00000008 ; inline
-: WGL_SWAP_OVERLAY4 HEX: 00000010 ; inline
-: WGL_SWAP_OVERLAY5 HEX: 00000020 ; inline
-: WGL_SWAP_OVERLAY6 HEX: 00000040 ; inline
-: WGL_SWAP_OVERLAY7 HEX: 00000080 ; inline
-: WGL_SWAP_OVERLAY8 HEX: 00000100 ; inline
-: WGL_SWAP_OVERLAY9 HEX: 00000200 ; inline
-: WGL_SWAP_OVERLAY10 HEX: 00000400 ; inline
-: WGL_SWAP_OVERLAY11 HEX: 00000800 ; inline
-: WGL_SWAP_OVERLAY12 HEX: 00001000 ; inline
-: WGL_SWAP_OVERLAY13 HEX: 00002000 ; inline
-: WGL_SWAP_OVERLAY14 HEX: 00004000 ; inline
-: WGL_SWAP_OVERLAY15 HEX: 00008000 ; inline
-: WGL_SWAP_UNDERLAY1 HEX: 00010000 ; inline
-: WGL_SWAP_UNDERLAY2 HEX: 00020000 ; inline
-: WGL_SWAP_UNDERLAY3 HEX: 00040000 ; inline
-: WGL_SWAP_UNDERLAY4 HEX: 00080000 ; inline
-: WGL_SWAP_UNDERLAY5 HEX: 00100000 ; inline
-: WGL_SWAP_UNDERLAY6 HEX: 00200000 ; inline
-: WGL_SWAP_UNDERLAY7 HEX: 00400000 ; inline
-: WGL_SWAP_UNDERLAY8 HEX: 00800000 ; inline
-: WGL_SWAP_UNDERLAY9 HEX: 01000000 ; inline
-: WGL_SWAP_UNDERLAY10 HEX: 02000000 ; inline
-: WGL_SWAP_UNDERLAY11 HEX: 04000000 ; inline
-: WGL_SWAP_UNDERLAY12 HEX: 08000000 ; inline
-: WGL_SWAP_UNDERLAY13 HEX: 10000000 ; inline
-: WGL_SWAP_UNDERLAY14 HEX: 20000000 ; inline
-: WGL_SWAP_UNDERLAY15 HEX: 40000000 ; inline
-
-: windowed-pfd-dwFlags ( -- n )
- { PFD_DRAW_TO_WINDOW PFD_SUPPORT_OPENGL PFD_DOUBLEBUFFER } flags ;
-: offscreen-pfd-dwFlags ( -- n )
- { PFD_DRAW_TO_BITMAP PFD_SUPPORT_OPENGL } flags ;
-
-! TODO: compare to http://www.nullterminator.net/opengl32.html
-: make-pfd ( flags bits -- pfd )
- "PIXELFORMATDESCRIPTOR" <c-object>
- "PIXELFORMATDESCRIPTOR" heap-size over set-PIXELFORMATDESCRIPTOR-nSize
- 1 over set-PIXELFORMATDESCRIPTOR-nVersion
- rot over set-PIXELFORMATDESCRIPTOR-dwFlags
- PFD_TYPE_RGBA over set-PIXELFORMATDESCRIPTOR-iPixelType
- [ set-PIXELFORMATDESCRIPTOR-cColorBits ] keep
- 16 over set-PIXELFORMATDESCRIPTOR-cDepthBits
- PFD_MAIN_PLANE over set-PIXELFORMATDESCRIPTOR-dwLayerMask ;
+CONSTANT: WGL_SWAP_MAIN_PLANE 0x00000001
+CONSTANT: WGL_SWAP_OVERLAY1 0x00000002
+CONSTANT: WGL_SWAP_OVERLAY2 0x00000004
+CONSTANT: WGL_SWAP_OVERLAY3 0x00000008
+CONSTANT: WGL_SWAP_OVERLAY4 0x00000010
+CONSTANT: WGL_SWAP_OVERLAY5 0x00000020
+CONSTANT: WGL_SWAP_OVERLAY6 0x00000040
+CONSTANT: WGL_SWAP_OVERLAY7 0x00000080
+CONSTANT: WGL_SWAP_OVERLAY8 0x00000100
+CONSTANT: WGL_SWAP_OVERLAY9 0x00000200
+CONSTANT: WGL_SWAP_OVERLAY10 0x00000400
+CONSTANT: WGL_SWAP_OVERLAY11 0x00000800
+CONSTANT: WGL_SWAP_OVERLAY12 0x00001000
+CONSTANT: WGL_SWAP_OVERLAY13 0x00002000
+CONSTANT: WGL_SWAP_OVERLAY14 0x00004000
+CONSTANT: WGL_SWAP_OVERLAY15 0x00008000
+CONSTANT: WGL_SWAP_UNDERLAY1 0x00010000
+CONSTANT: WGL_SWAP_UNDERLAY2 0x00020000
+CONSTANT: WGL_SWAP_UNDERLAY3 0x00040000
+CONSTANT: WGL_SWAP_UNDERLAY4 0x00080000
+CONSTANT: WGL_SWAP_UNDERLAY5 0x00100000
+CONSTANT: WGL_SWAP_UNDERLAY6 0x00200000
+CONSTANT: WGL_SWAP_UNDERLAY7 0x00400000
+CONSTANT: WGL_SWAP_UNDERLAY8 0x00800000
+CONSTANT: WGL_SWAP_UNDERLAY9 0x01000000
+CONSTANT: WGL_SWAP_UNDERLAY10 0x02000000
+CONSTANT: WGL_SWAP_UNDERLAY11 0x04000000
+CONSTANT: WGL_SWAP_UNDERLAY12 0x08000000
+CONSTANT: WGL_SWAP_UNDERLAY13 0x10000000
+CONSTANT: WGL_SWAP_UNDERLAY14 0x20000000
+CONSTANT: WGL_SWAP_UNDERLAY15 0x40000000
LIBRARY: gl
FUNCTION: HGLRC wglCreateContext ( HDC hDC ) ;
FUNCTION: BOOL wglDeleteContext ( HGLRC hRC ) ;
FUNCTION: BOOL wglMakeCurrent ( HDC hDC, HGLRC hglrc ) ;
-FUNCTION: HGLRC wglGetCurrentContext ( ) ;
-FUNCTION: void* wglGetProcAddress ( char* name ) ;
+
+! WGL_ARB_extensions_string extension
+
+GL-FUNCTION: c-string wglGetExtensionsStringARB { } ( HDC hDC ) ;
+
+! WGL_ARB_pixel_format extension
+
+CONSTANT: WGL_NUMBER_PIXEL_FORMATS_ARB 0x2000
+CONSTANT: WGL_DRAW_TO_WINDOW_ARB 0x2001
+CONSTANT: WGL_DRAW_TO_BITMAP_ARB 0x2002
+CONSTANT: WGL_ACCELERATION_ARB 0x2003
+CONSTANT: WGL_NEED_PALETTE_ARB 0x2004
+CONSTANT: WGL_NEED_SYSTEM_PALETTE_ARB 0x2005
+CONSTANT: WGL_SWAP_LAYER_BUFFERS_ARB 0x2006
+CONSTANT: WGL_SWAP_METHOD_ARB 0x2007
+CONSTANT: WGL_NUMBER_OVERLAYS_ARB 0x2008
+CONSTANT: WGL_NUMBER_UNDERLAYS_ARB 0x2009
+CONSTANT: WGL_TRANSPARENT_ARB 0x200A
+CONSTANT: WGL_TRANSPARENT_RED_VALUE_ARB 0x2037
+CONSTANT: WGL_TRANSPARENT_GREEN_VALUE_ARB 0x2038
+CONSTANT: WGL_TRANSPARENT_BLUE_VALUE_ARB 0x2039
+CONSTANT: WGL_TRANSPARENT_ALPHA_VALUE_ARB 0x203A
+CONSTANT: WGL_TRANSPARENT_INDEX_VALUE_ARB 0x203B
+CONSTANT: WGL_SHARE_DEPTH_ARB 0x200C
+CONSTANT: WGL_SHARE_STENCIL_ARB 0x200D
+CONSTANT: WGL_SHARE_ACCUM_ARB 0x200E
+CONSTANT: WGL_SUPPORT_GDI_ARB 0x200F
+CONSTANT: WGL_SUPPORT_OPENGL_ARB 0x2010
+CONSTANT: WGL_DOUBLE_BUFFER_ARB 0x2011
+CONSTANT: WGL_STEREO_ARB 0x2012
+CONSTANT: WGL_PIXEL_TYPE_ARB 0x2013
+CONSTANT: WGL_COLOR_BITS_ARB 0x2014
+CONSTANT: WGL_RED_BITS_ARB 0x2015
+CONSTANT: WGL_RED_SHIFT_ARB 0x2016
+CONSTANT: WGL_GREEN_BITS_ARB 0x2017
+CONSTANT: WGL_GREEN_SHIFT_ARB 0x2018
+CONSTANT: WGL_BLUE_BITS_ARB 0x2019
+CONSTANT: WGL_BLUE_SHIFT_ARB 0x201A
+CONSTANT: WGL_ALPHA_BITS_ARB 0x201B
+CONSTANT: WGL_ALPHA_SHIFT_ARB 0x201C
+CONSTANT: WGL_ACCUM_BITS_ARB 0x201D
+CONSTANT: WGL_ACCUM_RED_BITS_ARB 0x201E
+CONSTANT: WGL_ACCUM_GREEN_BITS_ARB 0x201F
+CONSTANT: WGL_ACCUM_BLUE_BITS_ARB 0x2020
+CONSTANT: WGL_ACCUM_ALPHA_BITS_ARB 0x2021
+CONSTANT: WGL_DEPTH_BITS_ARB 0x2022
+CONSTANT: WGL_STENCIL_BITS_ARB 0x2023
+CONSTANT: WGL_AUX_BUFFERS_ARB 0x2024
+
+CONSTANT: WGL_NO_ACCELERATION_ARB 0x2025
+CONSTANT: WGL_GENERIC_ACCELERATION_ARB 0x2026
+CONSTANT: WGL_FULL_ACCELERATION_ARB 0x2027
+
+CONSTANT: WGL_SWAP_EXCHANGE_ARB 0x2028
+CONSTANT: WGL_SWAP_COPY_ARB 0x2029
+CONSTANT: WGL_SWAP_UNDEFINED_ARB 0x202A
+
+CONSTANT: WGL_TYPE_RGBA_ARB 0x202B
+CONSTANT: WGL_TYPE_COLORINDEX_ARB 0x202C
+
+GL-FUNCTION: BOOL wglGetPixelFormatAttribivARB { } (
+ HDC hdc,
+ int iPixelFormat,
+ int iLayerPlane,
+ UINT nAttributes,
+ int* piAttributes,
+ int* piValues
+ ) ;
+
+GL-FUNCTION: BOOL wglGetPixelFormatAttribfvARB { } (
+ HDC hdc,
+ int iPixelFormat,
+ int iLayerPlane,
+ UINT nAttributes,
+ int* piAttributes,
+ FLOAT* pfValues
+ ) ;
+
+GL-FUNCTION: BOOL wglChoosePixelFormatARB { } (
+ HDC hdc,
+ int* piAttribIList,
+ FLOAT* pfAttribFList,
+ UINT nMaxFormats,
+ int* piFormats,
+ UINT* nNumFormats
+ ) ;
+
+! WGL_ARB_multisample extension
+
+CONSTANT: WGL_SAMPLE_BUFFERS_ARB 0x2041
+CONSTANT: WGL_SAMPLES_ARB 0x2042
+
+! WGL_ARB_pixel_format_float extension
+
+CONSTANT: WGL_TYPE_RGBA_FLOAT_ARB 0x21A0
+
+! wgl extensions querying
+
+: has-wglGetExtensionsStringARB? ( -- ? )
+ "wglGetExtensionsStringARB" wglGetProcAddress >boolean ;
+
+: wgl-extensions ( hdc -- extensions )
+ has-wglGetExtensionsStringARB? [ wglGetExtensionsStringARB " " split ] [ drop { } ] if ;
+
+: has-wgl-extensions? ( hdc extensions -- ? )
+ swap wgl-extensions [ member? ] curry all? ;
+
+: has-wgl-pixel-format-extension? ( hdc -- ? )
+ { "WGL_ARB_pixel_format" } has-wgl-extensions? ;
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