Opengl is working now.

2 files changed, 159 insertions, 367 deletions

diff --git a/gl/internal/dri_interface.h b/gl/internal/dri_interface.h
index 97f4166ff..34c17ea18 100644
--- a/gl/internal/dri_interface.h
+++ b/gl/internal/dri_interface.h
@@ -40,8 +40,8 @@
 #ifndef DRI_INTERFACE_H
 #define DRI_INTERFACE_H
 
-/* Make this something other than __APPLE__ for other arcs with no drm.h */
-#if !defined(__APPLE__) && !defined(__CYGWIN__) && !defined(_MSC_VER)
+/* For archs with no drm.h */
+#if !defined(__APPLE__) && !defined(__CYGWIN__) && !defined(__GNU__) && !defined(_MSC_VER)
 #include <drm.h>
 #else
 typedef unsigned int drm_context_t;
@@ -75,6 +75,11 @@ typedef struct __DRItexOffsetExtensionRec	__DRItexOffsetExtension;
 typedef struct __DRItexBufferExtensionRec	__DRItexBufferExtension;
 typedef struct __DRIlegacyExtensionRec		__DRIlegacyExtension;
 typedef struct __DRIswrastExtensionRec		__DRIswrastExtension;
+typedef struct __DRIbufferRec			__DRIbuffer;
+typedef struct __DRIdri2ExtensionRec		__DRIdri2Extension;
+typedef struct __DRIdri2LoaderExtensionRec	__DRIdri2LoaderExtension;
+typedef struct __DRI2flushExtensionRec	__DRI2flushExtension;
+
 /*@}*/
 
 
@@ -226,7 +231,7 @@ struct __DRItexOffsetExtensionRec {
 
 
 #define __DRI_TEX_BUFFER "DRI_TexBuffer"
-#define __DRI_TEX_BUFFER_VERSION 1
+#define __DRI_TEX_BUFFER_VERSION 2
 struct __DRItexBufferExtensionRec {
     __DRIextension base;
 
@@ -234,11 +239,33 @@ struct __DRItexBufferExtensionRec {
      * Method to override base texture image with the contents of a
      * __DRIdrawable. 
      *
-     * For GLX_EXT_texture_from_pixmap with AIGLX.
+     * For GLX_EXT_texture_from_pixmap with AIGLX.  Deprecated in favor of
+     * setTexBuffer2 in version 2 of this interface
      */
     void (*setTexBuffer)(__DRIcontext *pDRICtx,
 			 GLint target,
 			 __DRIdrawable *pDraw);
+
+    /**
+     * Method to override base texture image with the contents of a
+     * __DRIdrawable, including the required texture format attribute.
+     *
+     * For GLX_EXT_texture_from_pixmap with AIGLX.
+     */
+    void (*setTexBuffer2)(__DRIcontext *pDRICtx,
+			  GLint target,
+			  GLint format,
+			  __DRIdrawable *pDraw);
+};
+
+/**
+ * Used by drivers that implement DRI2
+ */
+#define __DRI2_FLUSH "DRI2_Flush"
+#define __DRI2_FLUSH_VERSION 1
+struct __DRI2flushExtensionRec {
+    __DRIextension base;
+    void (*flush)(__DRIdrawable *drawable);
 };
 
 
@@ -345,29 +372,6 @@ struct __DRIdamageExtensionRec {
 			 void *loaderPrivate);
 };
 
-/**
- * DRI2 Loader extension.  This extension describes the basic
- * functionality the loader needs to provide for the DRI driver.
- */
-#define __DRI_LOADER "DRI_Loader"
-#define __DRI_LOADER_VERSION 1
-struct __DRIloaderExtensionRec {
-    __DRIextension base;
-
-    /**
-     * Ping the windowing system to get it to reemit info for the
-     * specified drawable in the DRI2 event buffer.
-     *
-     * \param draw the drawable for which to request info
-     * \param tail the new event buffer tail pointer
-     */
-    void (*reemitDrawableInfo)(__DRIdrawable *draw, unsigned int *tail,
-			       void *loaderPrivate);
-
-    void (*postDamage)(__DRIdrawable *draw, struct drm_clip_rect *rects,
-		       int num_rects, void *loaderPrivate);
-};
-
 #define __DRI_SWRAST_IMAGE_OP_DRAW	1
 #define __DRI_SWRAST_IMAGE_OP_CLEAR	2
 #define __DRI_SWRAST_IMAGE_OP_SWAP	3
@@ -635,4 +639,101 @@ struct __DRIswrastExtensionRec {
 					void *loaderPrivate);
 };
 
+/**
+ * DRI2 Loader extension.
+ */
+#define __DRI_BUFFER_FRONT_LEFT		0
+#define __DRI_BUFFER_BACK_LEFT		1
+#define __DRI_BUFFER_FRONT_RIGHT	2
+#define __DRI_BUFFER_BACK_RIGHT		3
+#define __DRI_BUFFER_DEPTH		4
+#define __DRI_BUFFER_STENCIL		5
+#define __DRI_BUFFER_ACCUM		6
+#define __DRI_BUFFER_FAKE_FRONT_LEFT	7
+#define __DRI_BUFFER_FAKE_FRONT_RIGHT	8
+#define __DRI_BUFFER_DEPTH_STENCIL	9  /**< Only available with DRI2 1.1 */
+
+struct __DRIbufferRec {
+    unsigned int attachment;
+    unsigned int name;
+    unsigned int pitch;
+    unsigned int cpp;
+    unsigned int flags;
+};
+
+#define __DRI_DRI2_LOADER "DRI_DRI2Loader"
+#define __DRI_DRI2_LOADER_VERSION 3
+struct __DRIdri2LoaderExtensionRec {
+    __DRIextension base;
+
+    __DRIbuffer *(*getBuffers)(__DRIdrawable *driDrawable,
+			       int *width, int *height,
+			       unsigned int *attachments, int count,
+			       int *out_count, void *loaderPrivate);
+
+    /**
+     * Flush pending front-buffer rendering
+     *
+     * Any rendering that has been performed to the
+     * \c __DRI_BUFFER_FAKE_FRONT_LEFT will be flushed to the
+     * \c __DRI_BUFFER_FRONT_LEFT.
+     *
+     * \param driDrawable    Drawable whose front-buffer is to be flushed
+     * \param loaderPrivate  Loader's private data that was previously passed
+     *                       into __DRIdri2ExtensionRec::createNewDrawable
+     */
+    void (*flushFrontBuffer)(__DRIdrawable *driDrawable, void *loaderPrivate);
+
+
+    /**
+     * Get list of buffers from the server
+     *
+     * Gets a list of buffer for the specified set of attachments.  Unlike
+     * \c ::getBuffers, this function takes a list of attachments paired with
+     * opaque \c unsigned \c int value describing the format of the buffer.
+     * It is the responsibility of the caller to know what the service that
+     * allocates the buffers will expect to receive for the format.
+     *
+     * \param driDrawable    Drawable whose buffers are being queried.
+     * \param width          Output where the width of the buffers is stored.
+     * \param height         Output where the height of the buffers is stored.
+     * \param attachments    List of pairs of attachment ID and opaque format
+     *                       requested for the drawable.
+     * \param count          Number of attachment / format pairs stored in
+     *                       \c attachments.
+     * \param loaderPrivate  Loader's private data that was previously passed
+     *                       into __DRIdri2ExtensionRec::createNewDrawable.
+     */
+    __DRIbuffer *(*getBuffersWithFormat)(__DRIdrawable *driDrawable,
+					 int *width, int *height,
+					 unsigned int *attachments, int count,
+					 int *out_count, void *loaderPrivate);
+};
+
+/**
+ * This extension provides alternative screen, drawable and context
+ * constructors for DRI2.
+ */
+#define __DRI_DRI2 "DRI_DRI2"
+#define __DRI_DRI2_VERSION 1
+
+struct __DRIdri2ExtensionRec {
+    __DRIextension base;
+
+    __DRIscreen *(*createNewScreen)(int screen, int fd,
+				    const __DRIextension **extensions,
+				    const __DRIconfig ***driver_configs,
+				    void *loaderPrivate);
+
+    __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
+					const __DRIconfig *config,
+					void *loaderPrivate);
+
+    __DRIcontext *(*createNewContext)(__DRIscreen *screen,
+				      const __DRIconfig *config,
+				      __DRIcontext *shared,
+				      void *loaderPrivate);
+
+};
+
 #endif
diff --git a/gl/internal/glcore.h b/gl/internal/glcore.h
index 8c720e90b..18f657662 100644
--- a/gl/internal/glcore.h
+++ b/gl/internal/glcore.h
@@ -1,4 +1,3 @@
-/* $XFree86: xc/lib/GL/include/GL/internal/glcore.h,v 1.7 2001/03/25 05:32:00 tsi Exp $ */
 #ifndef __gl_core_h_
 #define __gl_core_h_
 
@@ -32,22 +31,16 @@
  * Silicon Graphics, Inc.
  */
 
-#ifndef XFree86LOADER
+#if !defined(_WIN32_WCE)
 #include <sys/types.h>
 #endif
 
-#ifdef CAPI
-#undef CAPI
-#endif
-#define CAPI
-
 #define GL_CORE_SGI  1
 #define GL_CORE_MESA 2
 #define GL_CORE_APPLE 4
 #define GL_CORE_WINDOWS 8
 
 typedef struct __GLcontextRec __GLcontext;
-typedef struct __GLinterfaceRec __GLinterface;
 
 /*
 ** This file defines the interface between the GL core and the surrounding
@@ -60,12 +53,18 @@ typedef struct __GLinterfaceRec __GLinterface;
 ** and used by the "operating system".
 */
 
-/*
-** Mode and limit information for a context.  This information is
-** kept around in the context so that values can be used during
-** command execution, and for returning information about the
-** context to the application.
-*/
+/**
+ * Mode and limit information for a context.  This information is
+ * kept around in the context so that values can be used during
+ * command execution, and for returning information about the
+ * context to the application.
+ * 
+ * Instances of this structure are shared by the driver and the loader.  To
+ * maintain binary compatability, new fields \b must be added only to the
+ * end of the structure.
+ * 
+ * \sa _gl_context_modes_create
+ */
 typedef struct __GLcontextModesRec {
     struct __GLcontextModesRec * next;
 
@@ -133,6 +132,13 @@ typedef struct __GLcontextModesRec {
     GLint swapMethod;
 
     GLint screen;
+
+    /* EXT_texture_from_pixmap */
+    GLint bindToTextureRgb;
+    GLint bindToTextureRgba;
+    GLint bindToMipmapTexture;
+    GLint bindToTextureTargets;
+    GLint yInverted;
 } __GLcontextModes;
 
 /* Several fields of __GLcontextModes can take these as values.  Since
@@ -162,333 +168,18 @@ typedef struct __GLcontextModesRec {
 #define GLX_PIXMAP_BIT                     0x00000002
 #define GLX_PBUFFER_BIT                    0x00000004
 
-/************************************************************************/
-
-/*
-** Structure used for allocating and freeing drawable private memory.
-** (like software buffers, for example).
-**
-** The memory allocation routines are provided by the surrounding
-** "operating system" code, and they are to be used for allocating
-** software buffers and things which are associated with the drawable,
-** and used by any context which draws to that drawable.  There are
-** separate memory allocation functions for drawables and contexts
-** since drawables and contexts can be created and destroyed independently
-** of one another, and the "operating system" may want to use separate
-** allocation arenas for each.
-**
-** The freePrivate function is filled in by the core routines when they
-** allocates software buffers, and stick them in "private".  The freePrivate
-** function will destroy anything allocated to this drawable (to be called
-** when the drawable is destroyed).
-*/
-typedef struct __GLdrawableRegionRec __GLdrawableRegion;
-typedef struct __GLdrawableBufferRec __GLdrawableBuffer;
-typedef struct __GLdrawablePrivateRec __GLdrawablePrivate;
-
-typedef struct __GLregionRectRec {
-    /* lower left (inside the rectangle) */
-    GLint x0, y0;
-    /* upper right (outside the rectangle) */
-    GLint x1, y1;
-} __GLregionRect;
-
-struct __GLdrawableRegionRec {
-    GLint numRects;
-    __GLregionRect *rects;
-    __GLregionRect boundingRect;
-};
-
-/************************************************************************/
-
-/* masks for the buffers */
-#define __GL_FRONT_BUFFER_MASK		0x00000001
-#define	__GL_FRONT_LEFT_BUFFER_MASK	0x00000001
-#define	__GL_FRONT_RIGHT_BUFFER_MASK	0x00000002
-#define	__GL_BACK_BUFFER_MASK		0x00000004
-#define __GL_BACK_LEFT_BUFFER_MASK	0x00000004
-#define __GL_BACK_RIGHT_BUFFER_MASK	0x00000008
-#define	__GL_ACCUM_BUFFER_MASK		0x00000010
-#define	__GL_DEPTH_BUFFER_MASK		0x00000020
-#define	__GL_STENCIL_BUFFER_MASK	0x00000040
-#define	__GL_AUX_BUFFER_MASK(i)		(0x0000080 << (i))
-
-#define __GL_ALL_BUFFER_MASK		0xffffffff
-
-/* what Resize routines return if resize resorted to fallback case */
-#define __GL_BUFFER_FALLBACK	0x10
-
-typedef void (*__GLbufFallbackInitFn)(__GLdrawableBuffer *buf, 
-				      __GLdrawablePrivate *glPriv, GLint bits);
-typedef void (*__GLbufMainInitFn)(__GLdrawableBuffer *buf, 
-				  __GLdrawablePrivate *glPriv, GLint bits,
-				  __GLbufFallbackInitFn back);
-
-/*
-** A drawable buffer
-**
-** This data structure describes the context side of a drawable.  
-**
-** According to the spec there could be multiple contexts bound to the same
-** drawable at the same time (from different threads).  In order to avoid
-** multiple-access conflicts, locks are used to serialize access.  When a
-** thread needs to access (read or write) a member of the drawable, it takes
-** a lock first.  Some of the entries in the drawable are treated "mostly
-** constant", so we take the freedom of allowing access to them without
-** taking a lock (for optimization reasons).
-**
-** For more details regarding locking, see buffers.h in the GL core
-*/
-struct __GLdrawableBufferRec {
-    /*
-    ** Buffer dimensions
-    */
-    GLint width, height, depth;
-
-    /*
-    ** Framebuffer base address
-    */
-    void *base;
-
-    /*
-    ** Framebuffer size (in bytes)
-    */
-    GLuint size;
-
-    /*
-    ** Size (in bytes) of each element in the framebuffer
-    */
-    GLuint elementSize;
-    GLuint elementSizeLog2;
-
-    /*
-    ** Element skip from one scanline to the next.
-    ** If the buffer is part of another buffer (for example, fullscreen
-    ** front buffer), outerWidth is the width of that buffer.
-    */
-    GLint outerWidth;
-
-    /*
-    ** outerWidth * elementSize
-    */
-    GLint byteWidth;
-
-    /*
-    ** Allocation/deallocation is done based on this handle.  A handle
-    ** is conceptually different from the framebuffer 'base'.
-    */
-    void *handle;
-
-    /* imported */
-    GLboolean (*resize)(__GLdrawableBuffer *buf,
-			GLint x, GLint y, GLuint width, GLuint height, 
-			__GLdrawablePrivate *glPriv, GLuint bufferMask);
-    void (*lock)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv);
-    void (*unlock)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv);
-    void (*fill)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv,
-    		GLuint val, GLint x, GLint y, GLint w, GLint h);
-    void (*free)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv);
-
-    /* exported */
-    void (*freePrivate)(__GLdrawableBuffer *buf, __GLdrawablePrivate *glPriv);
-#ifdef __cplusplus
-    void *privatePtr;
-#else
-    void *private;
-#endif
-
-    /* private */
-    void *other;	/* implementation private data */
-    __GLbufMainInitFn mainInit;
-    __GLbufFallbackInitFn fallbackInit;
-};
-
-/*
-** The context side of the drawable private
-*/
-struct __GLdrawablePrivateRec {
-    /*
-    ** Drawable Modes
-    */
-    __GLcontextModes *modes;
+#define GLX_BIND_TO_TEXTURE_RGB_EXT        0x20D0
+#define GLX_BIND_TO_TEXTURE_RGBA_EXT       0x20D1
+#define GLX_BIND_TO_MIPMAP_TEXTURE_EXT     0x20D2
+#define GLX_BIND_TO_TEXTURE_TARGETS_EXT    0x20D3
+#define GLX_Y_INVERTED_EXT                 0x20D4
 
-    /*
-    ** Drawable size
-    */
-    GLuint width, height;
-
-    /*
-    ** Origin in screen coordinates of the drawable
-    */
-    GLint xOrigin, yOrigin;
-#ifdef __GL_ALIGNED_BUFFERS
-    /*
-    ** Drawable offset from screen origin
-    */
-    GLint xOffset, yOffset;
-
-    /*
-    ** Alignment restriction
-    */
-    GLint xAlignment, yAlignment;
-#endif
-    /*
-    ** Should we invert the y axis?
-    */
-    GLint yInverted;
-
-    /*
-    ** Mask specifying which buffers are renderable by the hw
-    */
-    GLuint accelBufferMask;
-
-    /*
-    ** the buffers themselves
-    */
-    __GLdrawableBuffer frontBuffer;
-    __GLdrawableBuffer backBuffer;
-    __GLdrawableBuffer accumBuffer;
-    __GLdrawableBuffer depthBuffer;
-    __GLdrawableBuffer stencilBuffer;
-#if defined(__GL_NUMBER_OF_AUX_BUFFERS) && (__GL_NUMBER_OF_AUX_BUFFERS > 0)
-    __GLdrawableBuffer *auxBuffer;
-#endif
-
-    __GLdrawableRegion ownershipRegion;
-
-    /*
-    ** Lock for the drawable private structure
-    */
-    void *lock;
-#ifdef DEBUG
-    /* lock debugging info */
-    int lockRefCount;
-    int lockLine[10];
-    char *lockFile[10];
-#endif
-
-    /* imported */
-    void *(*malloc)(size_t size);
-    void *(*calloc)(size_t numElem, size_t elemSize);
-    void *(*realloc)(void *oldAddr, size_t newSize);
-    void (*free)(void *addr);
-
-    GLboolean (*addSwapRect)(__GLdrawablePrivate *glPriv, 
-			     GLint x, GLint y, GLsizei width, GLsizei height);
-    void (*setClipRect)(__GLdrawablePrivate *glPriv, 
-			GLint x, GLint y, GLsizei width, GLsizei height);
-    void (*updateClipRegion)(__GLdrawablePrivate *glPriv);
-    GLboolean (*resize)(__GLdrawablePrivate *glPriv);
-    void (*getDrawableSize)(__GLdrawablePrivate *glPriv, 
-			    GLint *x, GLint *y, GLuint *width, GLuint *height);
-
-    void (*lockDP)(__GLdrawablePrivate *glPriv, __GLcontext *gc);
-    void (*unlockDP)(__GLdrawablePrivate *glPriv);
-
-    /* exported */
-#ifdef __cplusplus
-    void *privatePtr;
-#else
-    void *private;
-#endif
-    void (*freePrivate)(__GLdrawablePrivate *);
-
-    /* client data */
-    void *other;
-};
-
-/*
-** Macros to lock/unlock the drawable private
-*/
-#if defined(DEBUG)
-#define __GL_LOCK_DP(glPriv,gc) \
-    (*(glPriv)->lockDP)(glPriv,gc); \
-    (glPriv)->lockLine[(glPriv)->lockRefCount] = __LINE__; \
-    (glPriv)->lockFile[(glPriv)->lockRefCount] = __FILE__; \
-    (glPriv)->lockRefCount++
-#define __GL_UNLOCK_DP(glPriv) \
-    (glPriv)->lockRefCount--; \
-    (glPriv)->lockLine[(glPriv)->lockRefCount] = 0; \
-    (glPriv)->lockFile[(glPriv)->lockRefCount] = NULL; \
-    (*(glPriv)->unlockDP)(glPriv)
-#else /* DEBUG */
-#define __GL_LOCK_DP(glPriv,gc)		(*(glPriv)->lockDP)(glPriv,gc)
-#define	__GL_UNLOCK_DP(glPriv)		(*(glPriv)->unlockDP)(glPriv)
-#endif /* DEBUG */
-
-
-/*
-** Procedures which are imported by the GL from the surrounding
-** "operating system".  Math functions are not considered part of the
-** "operating system".
-*/
-typedef struct __GLimportsRec {
-    /* Memory management */
-    void * (*malloc)(__GLcontext *gc, size_t size);
-    void *(*calloc)(__GLcontext *gc, size_t numElem, size_t elemSize);
-    void *(*realloc)(__GLcontext *gc, void *oldAddr, size_t newSize);
-    void (*free)(__GLcontext *gc, void *addr);
-
-    /* Error handling */
-    void (*warning)(__GLcontext *gc, char *fmt);
-    void (*fatal)(__GLcontext *gc, char *fmt);
-
-    /* other system calls */
-    char *(CAPI *getenv)(__GLcontext *gc, const char *var);
-    int (CAPI *atoi)(__GLcontext *gc, const char *str);
-    int (CAPI *sprintf)(__GLcontext *gc, char *str, const char *fmt, ...);
-    void *(CAPI *fopen)(__GLcontext *gc, const char *path, const char *mode);
-    int (CAPI *fclose)(__GLcontext *gc, void *stream);
-    int (CAPI *fprintf)(__GLcontext *gc, void *stream, const char *fmt, ...);
-
-    /* Drawing surface management */
-    __GLdrawablePrivate *(*getDrawablePrivate)(__GLcontext *gc);
-    __GLdrawablePrivate *(*getReadablePrivate)(__GLcontext *gc);
-
-    /* Operating system dependent data goes here */
-    void *other;
-} __GLimports;
-
-/************************************************************************/
-
-/*
-** Procedures which are exported by the GL to the surrounding "operating
-** system" so that it can manage multiple GL context's.
-*/
-typedef struct __GLexportsRec {
-    /* Context management (return GL_FALSE on failure) */
-    GLboolean (*destroyContext)(__GLcontext *gc);
-    GLboolean (*loseCurrent)(__GLcontext *gc);
-    /* oldglPriv isn't used anymore, kept for backwards compatibility */
-    GLboolean (*makeCurrent)(__GLcontext *gc);
-    GLboolean (*shareContext)(__GLcontext *gc, __GLcontext *gcShare);
-    GLboolean (*copyContext)(__GLcontext *dst, const __GLcontext *src, GLuint mask);
-    GLboolean (*forceCurrent)(__GLcontext *gc);
-
-    /* Drawing surface notification callbacks */
-    GLboolean (*notifyResize)(__GLcontext *gc);
-    void (*notifyDestroy)(__GLcontext *gc);
-    void (*notifySwapBuffers)(__GLcontext *gc);
-
-    /* Dispatch table override control for external agents like libGLS */
-    struct __GLdispatchStateRec* (*dispatchExec)(__GLcontext *gc);
-    void (*beginDispatchOverride)(__GLcontext *gc);
-    void (*endDispatchOverride)(__GLcontext *gc);
-} __GLexports;
-
-/************************************************************************/
-
-/*
-** This must be the first member of a __GLcontext structure.  This is the
-** only part of a context that is exposed to the outside world; everything
-** else is opaque.
-*/
-struct __GLinterfaceRec {
-    __GLimports imports;
-    __GLexports exports;
-};
+#define GLX_TEXTURE_1D_BIT_EXT             0x00000001
+#define GLX_TEXTURE_2D_BIT_EXT             0x00000002
+#define GLX_TEXTURE_RECTANGLE_BIT_EXT      0x00000004
 
-extern __GLcontext *__glCoreCreateContext(__GLimports *, __GLcontextModes *);
-extern void __glCoreNopDispatch(void);
+#define GLX_TEXTURE_FORMAT_NONE_EXT        0x20D8
+#define GLX_TEXTURE_FORMAT_RGB_EXT         0x20D9
+#define GLX_TEXTURE_FORMAT_RGBA_EXT        0x20DA
 
 #endif /* __gl_core_h_ */