mesa git update 25 jan 2012

1 files changed, 0 insertions, 347 deletions

diff --git a/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c b/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c
deleted file mode 100644
index ba6174f9d..000000000
--- a/mesalib/src/mesa/drivers/dri/swrast/swrast_span.c
+++ /dev/null
@@ -1,347 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version:  7.1
- *
- * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
- * Copyright 2008, 2010 George Sapountzis <gsapountzis@gmail.com>
- *
- * 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
- * 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.
- */
-
-#include "swrast_priv.h"
-
-#define YFLIP(_xrb, Y) ((_xrb)->Base.Height - (Y) - 1)
-
-/*
- * Dithering support takes the "computation" extreme in the "computation vs.
- * storage" trade-off. This approach is very simple to implement and any
- * computational overhead should be acceptable. XMesa uses table lookups for
- * around 8KB of storage overhead per visual.
- */
-#define DITHER 1
-
-static const GLubyte kernel[16] = {
-    0*16,  8*16,  2*16, 10*16,
-   12*16,  4*16, 14*16,  6*16,
-    3*16, 11*16,  1*16,  9*16,
-   15*16,  7*16, 13*16,  5*16,
-};
-
-#if DITHER
-#define DITHER_COMP(X, Y) kernel[((X) & 0x3) | (((Y) & 0x3) << 2)]
-
-#define DITHER_CLAMP(X) (((X) < 255) ? (X) : 255)
-#else
-#define DITHER_COMP(X, Y) 0
-
-#define DITHER_CLAMP(X) (X)
-#endif
-
-
-/*
- * Pixel macros shared across front/back buffer span functions.
- */
-
-/* 32-bit BGRA */
-#define STORE_PIXEL_A8R8G8B8(DST, X, Y, VALUE) \
-   *DST = VALUE[ACOMP] << 24 | VALUE[RCOMP] << 16 | VALUE[GCOMP] << 8 | VALUE[BCOMP]
-#define STORE_PIXEL_RGB_A8R8G8B8(DST, X, Y, VALUE) \
-   *DST = 0xff << 24 | VALUE[RCOMP] << 16 | VALUE[GCOMP] << 8 | VALUE[BCOMP]
-#define FETCH_PIXEL_A8R8G8B8(DST, SRC) \
-   DST[ACOMP] = *SRC >> 24;            \
-   DST[RCOMP] = (*SRC >> 16) & 0xff;   \
-   DST[GCOMP] = (*SRC >> 8) & 0xff;    \
-   DST[BCOMP] = *SRC & 0xff
-
-
-/* 32-bit BGRX */
-#define STORE_PIXEL_X8R8G8B8(DST, X, Y, VALUE) \
-   *DST = 0xff << 24 | VALUE[RCOMP] << 16 | VALUE[GCOMP] << 8 | VALUE[BCOMP]
-#define STORE_PIXEL_RGB_X8R8G8B8(DST, X, Y, VALUE) \
-   *DST = 0xff << 24 | VALUE[RCOMP] << 16 | VALUE[GCOMP] << 8 | VALUE[BCOMP]
-#define FETCH_PIXEL_X8R8G8B8(DST, SRC) \
-   DST[ACOMP] = 0xff;                  \
-   DST[RCOMP] = (*SRC >> 16) & 0xff;   \
-   DST[GCOMP] = (*SRC >> 8) & 0xff;    \
-   DST[BCOMP] = *SRC & 0xff
-
-
-/* 16-bit BGR */
-#define STORE_PIXEL_R5G6B5(DST, X, Y, VALUE) \
-   do { \
-   int d = DITHER_COMP(X, Y) >> 6; \
-   *DST = ( ((DITHER_CLAMP((VALUE[RCOMP]) + d) & 0xf8) << 8) | \
-            ((DITHER_CLAMP((VALUE[GCOMP]) + d) & 0xfc) << 3) | \
-            ((DITHER_CLAMP((VALUE[BCOMP]) + d) & 0xf8) >> 3) ); \
-   } while(0)
-#define FETCH_PIXEL_R5G6B5(DST, SRC) \
-   do { \
-   DST[ACOMP] = 0xff; \
-   DST[RCOMP] = ((*SRC >> 8) & 0xf8) * 255 / 0xf8; \
-   DST[GCOMP] = ((*SRC >> 3) & 0xfc) * 255 / 0xfc; \
-   DST[BCOMP] = ((*SRC << 3) & 0xf8) * 255 / 0xf8; \
-   } while(0)
-
-
-/* 8-bit BGR */
-#define STORE_PIXEL_R3G3B2(DST, X, Y, VALUE) \
-   do { \
-   int d = DITHER_COMP(X, Y) >> 3; \
-   GLubyte *p = (GLubyte *)DST; \
-   *p = ( ((DITHER_CLAMP((VALUE[RCOMP]) + d) & 0xe0) >> 5) | \
-	  ((DITHER_CLAMP((VALUE[GCOMP]) + d) & 0xe0) >> 2) | \
-	  ((DITHER_CLAMP((VALUE[BCOMP]) + d) & 0xc0) >> 0) ); \
-   } while(0)
-#define FETCH_PIXEL_R3G3B2(DST, SRC) \
-   do { \
-   GLubyte p = *(GLubyte *)SRC; \
-   DST[ACOMP] = 0xff; \
-   DST[RCOMP] = ((p << 5) & 0xe0) * 255 / 0xe0; \
-   DST[GCOMP] = ((p << 2) & 0xe0) * 255 / 0xe0; \
-   DST[BCOMP] = ((p << 0) & 0xc0) * 255 / 0xc0; \
-   } while(0)
-
-
-/*
- * Generate code for back-buffer span functions.
- */
-
-/* 32-bit BGRA */
-#define NAME(FUNC) FUNC##_A8R8G8B8
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLuint *P = (GLuint *)xrb->Base.Data + YFLIP(xrb, Y) * xrb->pitch / 4 + (X)
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_A8R8G8B8(DST, X, Y, VALUE)
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
-   STORE_PIXEL_RGB_A8R8G8B8(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_A8R8G8B8(DST, SRC)
-
-#include "swrast/s_spantemp.h"
-
-
-/* 32-bit BGRX */
-#define NAME(FUNC) FUNC##_X8R8G8B8
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLuint *P = (GLuint *)xrb->Base.Data + YFLIP(xrb, Y) * xrb->pitch / 4 + (X);
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_X8R8G8B8(DST, X, Y, VALUE)
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
-   STORE_PIXEL_RGB_X8R8G8B8(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_X8R8G8B8(DST, SRC)
-
-#include "swrast/s_spantemp.h"
-
-
-/* 16-bit BGR */
-#define NAME(FUNC) FUNC##_R5G6B5
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLushort *P = (GLushort *)xrb->Base.Data + YFLIP(xrb, Y) * xrb->pitch / 2 + (X);
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_R5G6B5(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_R5G6B5(DST, SRC)
-
-#include "swrast/s_spantemp.h"
-
-
-/* 8-bit BGR */
-#define NAME(FUNC) FUNC##_R3G3B2
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLubyte *P = (GLubyte *)xrb->Base.Data + YFLIP(xrb, Y) * xrb->pitch + (X) * 1;
-#define INC_PIXEL_PTR(P) P += 1
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_R3G3B2(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_R3G3B2(DST, SRC)
-
-#include "swrast/s_spantemp.h"
-
-
-/*
- * Generate code for front-buffer span functions.
- */
-
-/* 32-bit BGRA */
-#define NAME(FUNC) FUNC##_A8R8G8B8_front
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLuint *P = (GLuint *)row;
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_A8R8G8B8(DST, X, Y, VALUE)
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
-   STORE_PIXEL_RGB_A8R8G8B8(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_A8R8G8B8(DST, SRC)
-
-#include "swrast_spantemp.h"
-
-
-/* 32-bit BGRX */
-#define NAME(FUNC) FUNC##_X8R8G8B8_front
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLuint *P = (GLuint *)row;
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_X8R8G8B8(DST, X, Y, VALUE)
-#define STORE_PIXEL_RGB(DST, X, Y, VALUE) \
-   STORE_PIXEL_RGB_X8R8G8B8(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_X8R8G8B8(DST, SRC)
-
-#include "swrast_spantemp.h"
-
-
-/* 16-bit BGR */
-#define NAME(FUNC) FUNC##_R5G6B5_front
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLushort *P = (GLushort *)row;
-#define INC_PIXEL_PTR(P) P++
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_R5G6B5(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_R5G6B5(DST, SRC)
-
-#include "swrast_spantemp.h"
-
-
-/* 8-bit BGR */
-#define NAME(FUNC) FUNC##_R3G3B2_front
-#define RB_TYPE GLubyte
-#define SPAN_VARS \
-   struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb);
-#define INIT_PIXEL_PTR(P, X, Y) \
-   GLubyte *P = (GLubyte *)row;
-#define INC_PIXEL_PTR(P) P += 1
-#define STORE_PIXEL(DST, X, Y, VALUE) \
-   STORE_PIXEL_R3G3B2(DST, X, Y, VALUE)
-#define FETCH_PIXEL(DST, SRC) \
-   FETCH_PIXEL_R3G3B2(DST, SRC)
-
-#include "swrast_spantemp.h"
-
-
-/*
- * Back-buffers are malloced memory and always private.
- *
- * BACK_PIXMAP (not supported)
- * BACK_XIMAGE
- */
-void
-swrast_set_span_funcs_back(struct swrast_renderbuffer *xrb,
-			   GLuint pixel_format)
-{
-    switch (pixel_format) {
-    case PF_A8R8G8B8:
-	xrb->Base.GetRow = get_row_A8R8G8B8;
-	xrb->Base.GetValues = get_values_A8R8G8B8;
-	xrb->Base.PutRow = put_row_A8R8G8B8;
-	xrb->Base.PutValues = put_values_A8R8G8B8;
-	break;
-    case PF_X8R8G8B8:
-	xrb->Base.GetRow = get_row_X8R8G8B8;
-	xrb->Base.GetValues = get_values_X8R8G8B8;
-	xrb->Base.PutRow = put_row_X8R8G8B8;
-	xrb->Base.PutValues = put_values_X8R8G8B8;
-	break;
-    case PF_R5G6B5:
-	xrb->Base.GetRow = get_row_R5G6B5;
-	xrb->Base.GetValues = get_values_R5G6B5;
-	xrb->Base.PutRow = put_row_R5G6B5;
-	xrb->Base.PutValues = put_values_R5G6B5;
-	break;
-    case PF_R3G3B2:
-	xrb->Base.GetRow = get_row_R3G3B2;
-	xrb->Base.GetValues = get_values_R3G3B2;
-	xrb->Base.PutRow = put_row_R3G3B2;
-	xrb->Base.PutValues = put_values_R3G3B2;
-	break;
-    default:
-	assert(0);
-	return;
-    }
-}
-
-
-/*
- * Front-buffers are provided by the loader, the xorg loader uses pixmaps.
- *
- * WINDOW,          An X window
- * GLXWINDOW,       GLX window
- * PIXMAP,          GLX pixmap
- * PBUFFER          GLX Pbuffer
- */
-void
-swrast_set_span_funcs_front(struct swrast_renderbuffer *xrb,
-			    GLuint pixel_format)
-{
-    switch (pixel_format) {
-    case PF_A8R8G8B8:
-	xrb->Base.GetRow = get_row_A8R8G8B8_front;
-	xrb->Base.GetValues = get_values_A8R8G8B8_front;
-	xrb->Base.PutRow = put_row_A8R8G8B8_front;
-	xrb->Base.PutValues = put_values_A8R8G8B8_front;
-	break;
-    case PF_X8R8G8B8:
-	xrb->Base.GetRow = get_row_X8R8G8B8_front;
-	xrb->Base.GetValues = get_values_X8R8G8B8_front;
-	xrb->Base.PutRow = put_row_X8R8G8B8_front;
-	xrb->Base.PutValues = put_values_X8R8G8B8_front;
-	break;
-    case PF_R5G6B5:
-	xrb->Base.GetRow = get_row_R5G6B5_front;
-	xrb->Base.GetValues = get_values_R5G6B5_front;
-	xrb->Base.PutRow = put_row_R5G6B5_front;
-	xrb->Base.PutValues = put_values_R5G6B5_front;
-	break;
-    case PF_R3G3B2:
-	xrb->Base.GetRow = get_row_R3G3B2_front;
-	xrb->Base.GetValues = get_values_R3G3B2_front;
-	xrb->Base.PutRow = put_row_R3G3B2_front;
-	xrb->Base.PutValues = put_values_R3G3B2_front;
-	break;
-    default:
-	assert(0);
-	return;
-    }
-}