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-rw-r--r--nx-X11/extras/Mesa/src/mesa/swrast/s_masking.c172
1 files changed, 0 insertions, 172 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/swrast/s_masking.c b/nx-X11/extras/Mesa/src/mesa/swrast/s_masking.c
deleted file mode 100644
index 65c4e7d01..000000000
--- a/nx-X11/extras/Mesa/src/mesa/swrast/s_masking.c
+++ /dev/null
@@ -1,172 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.3
- *
- * Copyright (C) 1999-2005 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
- * 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.
- */
-
-
-/*
- * Implement the effect of glColorMask and glIndexMask in software.
- */
-
-
-#include "glheader.h"
-#include "enums.h"
-#include "macros.h"
-
-#include "s_context.h"
-#include "s_masking.h"
-#include "s_span.h"
-
-
-
-void
-_swrast_mask_rgba_span(GLcontext *ctx, struct gl_renderbuffer *rb,
- const struct sw_span *span, GLchan rgba[][4])
-{
- GLchan dest[MAX_WIDTH][4];
-#if CHAN_BITS == 8
- GLuint srcMask = *((GLuint*)ctx->Color.ColorMask);
- GLuint dstMask = ~srcMask;
- GLuint *rgba32 = (GLuint *) rgba;
- GLuint *dest32 = (GLuint *) dest;
-#else
- const GLboolean rMask = ctx->Color.ColorMask[RCOMP];
- const GLboolean gMask = ctx->Color.ColorMask[GCOMP];
- const GLboolean bMask = ctx->Color.ColorMask[BCOMP];
- const GLboolean aMask = ctx->Color.ColorMask[ACOMP];
-#endif
- const GLuint n = span->end;
- GLuint i;
-
- ASSERT(n < MAX_WIDTH);
- ASSERT(span->arrayMask & SPAN_RGBA);
-
- if (span->arrayMask & SPAN_XY) {
- _swrast_get_values(ctx, rb, n, span->array->x, span->array->y,
- dest, 4 * sizeof(GLchan));
- }
- else {
- _swrast_read_rgba_span(ctx, rb, n, span->x, span->y, dest);
- }
-
-#if CHAN_BITS == 8
- for (i = 0; i < n; i++) {
- rgba32[i] = (rgba32[i] & srcMask) | (dest32[i] & dstMask);
- }
-#else
- for (i = 0; i < n; i++) {
- if (!rMask) rgba[i][RCOMP] = dest[i][RCOMP];
- if (!gMask) rgba[i][GCOMP] = dest[i][GCOMP];
- if (!bMask) rgba[i][BCOMP] = dest[i][BCOMP];
- if (!aMask) rgba[i][ACOMP] = dest[i][ACOMP];
- }
-#endif
-}
-
-
-/*
- * Apply glColorMask to a span of RGBA pixels.
- */
-void
-_swrast_mask_rgba_array(GLcontext *ctx, struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y, GLchan rgba[][4])
-{
- GLchan dest[MAX_WIDTH][4];
- GLuint i;
-
-#if CHAN_BITS == 8
-
- GLuint srcMask = *((GLuint*)ctx->Color.ColorMask);
- GLuint dstMask = ~srcMask;
- GLuint *rgba32 = (GLuint *) rgba;
- GLuint *dest32 = (GLuint *) dest;
-
- _swrast_read_rgba_span( ctx, rb, n, x, y, dest );
- for (i = 0; i < n; i++) {
- rgba32[i] = (rgba32[i] & srcMask) | (dest32[i] & dstMask);
- }
-
-#else
-
- const GLint rMask = ctx->Color.ColorMask[RCOMP];
- const GLint gMask = ctx->Color.ColorMask[GCOMP];
- const GLint bMask = ctx->Color.ColorMask[BCOMP];
- const GLint aMask = ctx->Color.ColorMask[ACOMP];
-
- _swrast_read_rgba_span( ctx, rb, n, x, y, dest );
- for (i = 0; i < n; i++) {
- if (!rMask) rgba[i][RCOMP] = dest[i][RCOMP];
- if (!gMask) rgba[i][GCOMP] = dest[i][GCOMP];
- if (!bMask) rgba[i][BCOMP] = dest[i][BCOMP];
- if (!aMask) rgba[i][ACOMP] = dest[i][ACOMP];
- }
-
-#endif
-}
-
-
-
-void
-_swrast_mask_ci_span(GLcontext *ctx, struct gl_renderbuffer *rb,
- const struct sw_span *span, GLuint index[])
-{
- const GLuint srcMask = ctx->Color.IndexMask;
- const GLuint dstMask = ~srcMask;
- GLuint dest[MAX_WIDTH];
- GLuint i;
-
- ASSERT(span->arrayMask & SPAN_INDEX);
- ASSERT(span->end <= MAX_WIDTH);
- ASSERT(rb->DataType == GL_UNSIGNED_INT);
-
- if (span->arrayMask & SPAN_XY) {
- _swrast_get_values(ctx, rb, span->end, span->array->x, span->array->y,
- dest, sizeof(GLuint));
- }
- else {
- _swrast_read_index_span(ctx, rb, span->end, span->x, span->y, dest);
- }
-
- for (i = 0; i < span->end; i++) {
- index[i] = (index[i] & srcMask) | (dest[i] & dstMask);
- }
-}
-
-
-/*
- * Apply glIndexMask to an array of CI pixels.
- */
-void
-_swrast_mask_ci_array(GLcontext *ctx, struct gl_renderbuffer *rb,
- GLuint n, GLint x, GLint y, GLuint index[])
-{
- const GLuint srcMask = ctx->Color.IndexMask;
- const GLuint dstMask = ~srcMask;
- GLuint dest[MAX_WIDTH];
- GLuint i;
-
- _swrast_read_index_span(ctx, rb, n, x, y, dest);
-
- for (i=0;i<n;i++) {
- index[i] = (index[i] & srcMask) | (dest[i] & dstMask);
- }
-}