-/* $Id: dlist.h,v 1.17 2001/12/14 02:50:01 brianp Exp $ */
+/**
+ * \file dlist.h
+ * Display lists management.
+ */
/*
* Mesa 3-D graphics library
- * Version: 4.1
*
- * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
+
#ifndef DLIST_H
#define DLIST_H
+#include <stdio.h>
+#include "main/mtypes.h"
-#include "mtypes.h"
+/**
+ * Describes the location and size of a glBitmap image in a texture atlas.
+ */
+struct gl_bitmap_glyph
+{
+ unsigned short x, y, w, h; /**< position and size in the texture */
+ float xorig, yorig; /**< bitmap origin */
+ float xmove, ymove; /**< rasterpos move */
+};
+
+
+/**
+ * Describes a set of glBitmap display lists which live in a texture atlas.
+ * The idea is when we see a code sequence of glListBase(b), glCallLists(n)
+ * we're probably drawing bitmap font glyphs. We try to put all the bitmap
+ * glyphs into one texture map then render the glCallLists as a textured
+ * quadstrip.
+ */
+struct gl_bitmap_atlas
+{
+ bool complete; /**< Is the atlas ready to use? */
+ bool incomplete; /**< Did we fail to construct this atlas? */
-#define ASSERT_OUTSIDE_SAVE_BEGIN_END_WITH_RETVAL(ctx, retval) \
-do { \
- if (ctx->Driver.CurrentSavePrimitive <= GL_POLYGON || \
- ctx->Driver.CurrentSavePrimitive == PRIM_INSIDE_UNKNOWN_PRIM) { \
- _mesa_compile_error( ctx, GL_INVALID_OPERATION, "begin/end" ); \
- return retval; \
- } \
-} while (0)
+ unsigned numBitmaps;
+ unsigned texWidth, texHeight;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
-#define ASSERT_OUTSIDE_SAVE_BEGIN_END(ctx) \
-do { \
- if (ctx->Driver.CurrentSavePrimitive <= GL_POLYGON || \
- ctx->Driver.CurrentSavePrimitive == PRIM_INSIDE_UNKNOWN_PRIM) { \
- _mesa_compile_error( ctx, GL_INVALID_OPERATION, "begin/end" ); \
- return; \
- } \
-} while (0)
+ unsigned glyphHeight;
-#define ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx) \
-do { \
- ASSERT_OUTSIDE_SAVE_BEGIN_END(ctx); \
- FLUSH_VERTICES(ctx, 0); \
-} while (0)
+ struct gl_bitmap_glyph *glyphs;
+};
-#define ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, retval)\
-do { \
- ASSERT_OUTSIDE_SAVE_BEGIN_END_WITH_RETVAL(ctx, retval); \
- FLUSH_VERTICES(ctx, 0); \
-} while (0)
+void
+_mesa_delete_bitmap_atlas(struct gl_context *ctx,
+ struct gl_bitmap_atlas *atlas);
-extern void _mesa_init_lists( void );
+GLboolean GLAPIENTRY
+_mesa_IsList(GLuint list);
-extern void _mesa_destroy_list( GLcontext *ctx, GLuint list );
+void GLAPIENTRY
+_mesa_DeleteLists(GLuint list, GLsizei range);
-extern void _mesa_CallList( GLuint list );
+GLuint GLAPIENTRY
+_mesa_GenLists(GLsizei range);
-extern void _mesa_CallLists( GLsizei n, GLenum type, const GLvoid *lists );
+void GLAPIENTRY
+_mesa_NewList(GLuint name, GLenum mode);
-extern void _mesa_DeleteLists( GLuint list, GLsizei range );
+void GLAPIENTRY
+_mesa_EndList(void);
-extern void _mesa_EndList( void );
+void GLAPIENTRY
+_mesa_CallList(GLuint list);
-extern GLuint _mesa_GenLists( GLsizei range );
+void GLAPIENTRY
+_mesa_CallLists(GLsizei n, GLenum type, const GLvoid *lists);
-extern GLboolean _mesa_IsList( GLuint list );
+void GLAPIENTRY
+_mesa_ListBase(GLuint base);
-extern void _mesa_ListBase( GLuint base );
+struct gl_display_list *
+_mesa_lookup_list(struct gl_context *ctx, GLuint list);
-extern void _mesa_NewList( GLuint list, GLenum mode );
+void
+_mesa_compile_error(struct gl_context *ctx, GLenum error, const char *s);
-extern void _mesa_init_dlist_table( struct _glapi_table *table,
- GLuint tableSize );
+void *
+_mesa_dlist_alloc(struct gl_context *ctx, GLuint opcode, GLuint sz);
-extern void _mesa_save_error( GLcontext *ctx, GLenum error, const char *s );
+void *
+_mesa_dlist_alloc_aligned(struct gl_context *ctx, GLuint opcode, GLuint bytes);
-extern void _mesa_compile_error( GLcontext *ctx, GLenum error, const char *s );
+GLint
+_mesa_dlist_alloc_opcode(struct gl_context *ctx, GLuint sz,
+ void (*execute)(struct gl_context *, void *),
+ void (*destroy)(struct gl_context *, void *),
+ void (*print)(struct gl_context *, void *, FILE *));
+void
+_mesa_delete_list(struct gl_context *ctx, struct gl_display_list *dlist);
-extern void *_mesa_alloc_instruction( GLcontext *ctx, int opcode, GLint sz );
+void
+_mesa_initialize_save_table(const struct gl_context *);
-extern int _mesa_alloc_opcode( GLcontext *ctx, GLuint sz,
- void (*execute)( GLcontext *, void * ),
- void (*destroy)( GLcontext *, void * ),
- void (*print)( GLcontext *, void * ) );
+void
+_mesa_install_dlist_vtxfmt(struct _glapi_table *disp,
+ const GLvertexformat *vfmt);
-extern void _mesa_save_EvalMesh2(GLenum mode, GLint i1, GLint i2,
- GLint j1, GLint j2 );
-extern void _mesa_save_EvalMesh1( GLenum mode, GLint i1, GLint i2 );
-extern void _mesa_save_CallLists( GLsizei n, GLenum type, const GLvoid *lists );
-extern void _mesa_save_CallList( GLuint list );
+void
+_mesa_init_display_list(struct gl_context * ctx);
+void
+_mesa_free_display_list_data(struct gl_context *ctx);
-#endif
+#endif /* DLIST_H */
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