/*
* Mesa 3-D graphics library
* Version: 3.5
- *
+ *
* Copyright (C) 1999 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"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
- *
+ *
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of 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
#ifndef SWRAST_H
#define SWRAST_H
-#include "types.h"
+#include "mtypes.h"
* drivers.
*
* Full software drivers:
- * - Register the rastersetup and triangle functions from
+ * - Register the rastersetup and triangle functions from
* utils/software_helper.
* - On statechange, update the rasterization pointers in that module.
- *
+ *
* Rasterization hardware drivers:
* - Keep native rastersetup.
* - Implement native twoside,offset and unfilled triangle setup.
* prims), call a pass-through function which translates native
* vertices to SWvertices and calls the appropriate swrast function.
* - On total fallback (vertex format insufficient for state or all
- * primitives unaccelerated), hook in swrast_setup instead.
+ * primitives unaccelerated), hook in swrast_setup instead.
*/
typedef struct {
GLfloat win[4];
- GLfloat eye[4]; /* for GL_EXT_point_param only */
GLfloat texcoord[MAX_TEXTURE_UNITS][4];
GLchan color[4];
GLchan specular[4];
GLfloat fog;
GLuint index;
+ GLfloat pointSize;
} SWvertex;
-/* These are the public-access functions exported from swrast.
+/* These are the public-access functions exported from swrast.
*/
extern void
_swrast_alloc_buffers( GLcontext *ctx );
-extern void
-_swrast_Bitmap( GLcontext *ctx,
+extern void
+_swrast_Bitmap( GLcontext *ctx,
GLint px, GLint py,
GLsizei width, GLsizei height,
const struct gl_pixelstore_attrib *unpack,
const GLubyte *bitmap );
extern void
-_swrast_CopyPixels( GLcontext *ctx,
- GLint srcx, GLint srcy,
- GLint destx, GLint desty,
+_swrast_CopyPixels( GLcontext *ctx,
+ GLint srcx, GLint srcy,
+ GLint destx, GLint desty,
GLsizei width, GLsizei height,
GLenum type );
extern void
-_swrast_DrawPixels( GLcontext *ctx,
+_swrast_DrawPixels( GLcontext *ctx,
GLint x, GLint y,
GLsizei width, GLsizei height,
- GLenum format, GLenum type,
+ GLenum format, GLenum type,
const struct gl_pixelstore_attrib *unpack,
const GLvoid *pixels );
const struct gl_pixelstore_attrib *unpack,
GLvoid *pixels );
-extern void
+extern void
_swrast_Clear( GLcontext *ctx, GLbitfield mask, GLboolean all,
GLint x, GLint y, GLint width, GLint height );
extern void
-_swrast_Accum( GLcontext *ctx, GLenum op,
- GLfloat value, GLint xpos, GLint ypos,
+_swrast_Accum( GLcontext *ctx, GLenum op,
+ GLfloat value, GLint xpos, GLint ypos,
GLint width, GLint height );
-/* Get a pointer to the stipple counter.
+/* Reset the stipple counter
*/
-extern GLuint *
-_swrast_get_stipple_counter_ref( GLcontext *ctx );
-
+extern void
+_swrast_ResetLineStipple( GLcontext *ctx );
/* These will always render the correct point/line/triangle for the
* current state.
+ *
+ * For flatshaded primitives, the provoking vertex is the final one.
*/
extern void
-_swrast_Point( GLcontext *ctx, SWvertex *v );
+_swrast_Point( GLcontext *ctx, const SWvertex *v );
extern void
-_swrast_Line( GLcontext *ctx, SWvertex *v0, SWvertex *v1 );
+_swrast_Line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 );
extern void
-_swrast_Triangle( GLcontext *ctx, SWvertex *v0, SWvertex *v1, SWvertex *v2 );
+_swrast_Triangle( GLcontext *ctx, const SWvertex *v0,
+ const SWvertex *v1, const SWvertex *v2 );
extern void
-_swrast_Quad( GLcontext *ctx, SWvertex *v0, SWvertex *v1, SWvertex *v2,
- SWvertex *v3);
+_swrast_Quad( GLcontext *ctx,
+ const SWvertex *v0, const SWvertex *v1,
+ const SWvertex *v2, const SWvertex *v3);
-extern void
+extern void
_swrast_flush( GLcontext *ctx );
extern void
_swrast_InvalidateState( GLcontext *ctx, GLuint new_state );
+/* Configure software rasterizer to match hardware rasterizer characteristics:
+ */
+extern void
+_swrast_allow_vertex_fog( GLcontext *ctx, GLboolean value );
+
+extern void
+_swrast_allow_pixel_fog( GLcontext *ctx, GLboolean value );
+
+/* Debug:
+ */
+extern void
+_swrast_print_vertex( GLcontext *ctx, const SWvertex *v );
#endif