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Diffstat (limited to 'src/mesa/swrast/s_imaging.c')
-rw-r--r--src/mesa/swrast/s_imaging.c196
1 files changed, 0 insertions, 196 deletions
diff --git a/src/mesa/swrast/s_imaging.c b/src/mesa/swrast/s_imaging.c
deleted file mode 100644
index 3578b713f6..0000000000
--- a/src/mesa/swrast/s_imaging.c
+++ /dev/null
@@ -1,196 +0,0 @@
-/*
- * Mesa 3-D graphics library
- * Version: 6.5
- *
- * 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.
- */
-
-/* KW: Moved these here to remove knowledge of swrast from core mesa.
- * Should probably pull the entire software implementation of these
- * extensions into either swrast or a sister module.
- */
-
-#include "main/glheader.h"
-#include "main/colortab.h"
-#include "main/convolve.h"
-#include "s_context.h"
-#include "s_span.h"
-
-
-void
-_swrast_CopyColorTable( GLcontext *ctx,
- GLenum target, GLenum internalformat,
- GLint x, GLint y, GLsizei width)
-{
- GLchan data[MAX_WIDTH][4];
- struct gl_buffer_object *bufferSave;
-
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
- if (width > MAX_WIDTH)
- width = MAX_WIDTH;
-
- swrast_render_start(ctx);
-
- /* read the data from framebuffer */
- _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer,
- width, x, y, CHAN_TYPE, data );
-
- swrast_render_finish(ctx);
-
- /* save PBO binding */
- bufferSave = ctx->Unpack.BufferObj;
- ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj;
-
- _mesa_ColorTable(target, internalformat, width, GL_RGBA, CHAN_TYPE, data);
-
- /* restore PBO binding */
- ctx->Unpack.BufferObj = bufferSave;
-}
-
-
-void
-_swrast_CopyColorSubTable( GLcontext *ctx,GLenum target, GLsizei start,
- GLint x, GLint y, GLsizei width)
-{
- GLchan data[MAX_WIDTH][4];
- struct gl_buffer_object *bufferSave;
-
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
- if (width > MAX_WIDTH)
- width = MAX_WIDTH;
-
- swrast_render_start(ctx);
-
- /* read the data from framebuffer */
- _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer,
- width, x, y, CHAN_TYPE, data );
-
- swrast_render_finish(ctx);
-
- /* save PBO binding */
- bufferSave = ctx->Unpack.BufferObj;
- ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj;
-
- _mesa_ColorSubTable(target, start, width, GL_RGBA, CHAN_TYPE, data);
-
- /* restore PBO binding */
- ctx->Unpack.BufferObj = bufferSave;
-}
-
-
-void
-_swrast_CopyConvolutionFilter1D(GLcontext *ctx, GLenum target,
- GLenum internalFormat,
- GLint x, GLint y, GLsizei width)
-{
- GLchan rgba[MAX_CONVOLUTION_WIDTH][4];
- struct gl_buffer_object *bufferSave;
-
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
- swrast_render_start(ctx);
-
- /* read the data from framebuffer */
- _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer,
- width, x, y, CHAN_TYPE, rgba );
-
- swrast_render_finish(ctx);
-
- /* save PBO binding */
- bufferSave = ctx->Unpack.BufferObj;
- ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj;
-
- /* store as convolution filter */
- _mesa_ConvolutionFilter1D(target, internalFormat, width,
- GL_RGBA, CHAN_TYPE, rgba);
-
- /* restore PBO binding */
- ctx->Unpack.BufferObj = bufferSave;
-}
-
-
-void
-_swrast_CopyConvolutionFilter2D(GLcontext *ctx, GLenum target,
- GLenum internalFormat,
- GLint x, GLint y, GLsizei width, GLsizei height)
-{
- struct gl_pixelstore_attrib packSave;
- GLchan rgba[MAX_CONVOLUTION_HEIGHT][MAX_CONVOLUTION_WIDTH][4];
- GLint i;
- struct gl_buffer_object *bufferSave;
-
- if (!ctx->ReadBuffer->_ColorReadBuffer) {
- /* no readbuffer - OK */
- return;
- }
-
- swrast_render_start(ctx);
-
- /* read pixels from framebuffer */
- for (i = 0; i < height; i++) {
- _swrast_read_rgba_span( ctx, ctx->ReadBuffer->_ColorReadBuffer,
- width, x, y + i, CHAN_TYPE, rgba[i] );
- }
-
- swrast_render_finish(ctx);
-
- /*
- * HACK: save & restore context state so we can store this as a
- * convolution filter via the GL api. Doesn't call any callbacks
- * hanging off ctx->Unpack statechanges.
- */
-
- packSave = ctx->Unpack; /* save pixel packing params */
-
- ctx->Unpack.Alignment = 1;
- ctx->Unpack.RowLength = MAX_CONVOLUTION_WIDTH;
- ctx->Unpack.SkipPixels = 0;
- ctx->Unpack.SkipRows = 0;
- ctx->Unpack.ImageHeight = 0;
- ctx->Unpack.SkipImages = 0;
- ctx->Unpack.SwapBytes = GL_FALSE;
- ctx->Unpack.LsbFirst = GL_FALSE;
- ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj;
- ctx->NewState |= _NEW_PACKUNPACK;
-
- /* save PBO binding */
- bufferSave = ctx->Unpack.BufferObj;
- ctx->Unpack.BufferObj = ctx->Shared->NullBufferObj;
-
- _mesa_ConvolutionFilter2D(target, internalFormat, width, height,
- GL_RGBA, CHAN_TYPE, rgba);
-
- /* restore PBO binding */
- ctx->Unpack.BufferObj = bufferSave;
-
- ctx->Unpack = packSave; /* restore pixel packing params */
- ctx->NewState |= _NEW_PACKUNPACK;
-}