summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c197
1 files changed, 0 insertions, 197 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c b/src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c
deleted file mode 100644
index 3ac20bd7b7..0000000000
--- a/src/mesa/drivers/dri/radeon/radeon_subset_bitmap.c
+++ /dev/null
@@ -1,197 +0,0 @@
-/**
- * \file radeon_subset_bitmap.c
- * \brief Bitmap drawing.
- *
- * \author Keith Whitwell <keith@tungstengraphics.com>
- */
-
-/*
- * Copyright 2003 ATI Technologies Inc., Ontario, Canada, and
- * Tungsten Graphics Inc., Cedar Park, Texas.
- *
- * 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
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, 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 (including the next
- * paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
- * ATI, TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS 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.
- *
- */
-
-/* $XFree86$ */
-
-#include "glheader.h"
-#include "mtypes.h"
-#include "colormac.h"
-#include "context.h"
-#include "enums.h"
-#include "imports.h"
-#include "image.h"
-/*#include "mmath.h"*/
-#include "macros.h"
-#include "state.h"
-
-#include "radeon_context.h"
-#include "radeon_ioctl.h"
-#include "radeon_state.h"
-#include "radeon_subset.h"
-
-/**
- * \brief Cope with depth operations by drawing individual pixels as points
- *
- * \param xorig x coordinate of the bitmap corner.
- * \param yorig y coordinate of the bitmap corner.
- * \param xmove increment to the final x coordinate.
- * \param ymove increment to the final y coordinate.
- * \param width bitmap width.
- * \param height bitmap height.
- * \param bitmap bitmap pointer.
- *
- * Clips the bitmap coordinates and adjusts for windows coordinates. Draws the
- * bitmap with glPoints(), turning off TCL and hardware viewport transformation
- * to emit raw pixel coordinates. Finally fires any outstanding vertices and
- * restores TCL, viewport, texture and color states.
- */
-void
-radeonPointsBitmap( GLsizei width, GLsizei height,
- GLfloat xorig, GLfloat yorig,
- GLfloat xmove, GLfloat ymove,
- const GLubyte *bitmap )
-{
- GET_CURRENT_CONTEXT(ctx);
- GLsizei bmwidth = width, bmheight = height;
- GLint px, py;
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- GLfloat saved_color[4], saved_tex0[2];
- GLint row, col;
- GLuint orig_se_cntl;
- GLuint w, h;
- const struct gl_pixelstore_attrib *unpack = &ctx->Unpack;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (width < 0 || height < 0) {
- _mesa_error( ctx, GL_INVALID_VALUE, "glBitmap(width or height < 0)" );
- return;
- }
-
- if (!ctx->Current.RasterPosValid)
- return;
-
- if (ctx->NewState)
- _mesa_update_state(ctx);
-
-
- if (ctx->_RotateMode) {
- width = bmheight; height = bmwidth;
-
- px = IFLOOR(ctx->Current.RasterPos[0] + yorig);
- py = IFLOOR(ctx->Current.RasterPos[1] + xorig);
-
- ctx->Current.RasterPos[0] += ymove;
- ctx->Current.RasterPos[1] += xmove;
- }
- else {
- px = IFLOOR(ctx->Current.RasterPos[0] - xorig);
- py = IFLOOR(ctx->Current.RasterPos[1] - yorig);
-
- ctx->Current.RasterPos[0] += xmove;
- ctx->Current.RasterPos[1] += ymove;
- }
-
-
-
- /* Turn off tcl and the hw viewport transformation so that we can
- * emit raw pixel coordinates:
- */
- radeonSubsetVtxEnableTCL( rmesa, GL_FALSE );
- RADEON_STATECHANGE( rmesa, set );
- orig_se_cntl = rmesa->hw.set.cmd[SET_SE_CNTL];
- rmesa->hw.set.cmd[SET_SE_CNTL] &= ~(RADEON_VPORT_XY_XFORM_ENABLE |
- RADEON_VPORT_Z_XFORM_ENABLE);
-
-
- /* Adjust for window coordinates, flip y values:
- */
- h = rmesa->dri.drawable->h + rmesa->dri.drawable->y - 1;
- w = rmesa->dri.drawable->w;
- px += rmesa->dri.drawable->x;
-
- /* Save current color, texcoord to restore later:
- */
- COPY_4V( saved_color, ctx->Current.Attrib[VERT_ATTRIB_COLOR0] );
- COPY_2V( saved_tex0, ctx->Current.Attrib[VERT_ATTRIB_TEX0] );
-
- /* Just use the GL entrypoints to talk to radeon_subset_vtx.c:
- */
- glBegin( GL_POINTS );
- glColor4fv( ctx->Current.RasterColor );
- glTexCoord2fv( ctx->Current.RasterTexCoords[0] );
-
-
- if (ctx->_RotateMode) {
- for (col=0; col<width; col++) {
- const GLubyte *src = (const GLubyte *)
- _mesa_image_address2d(unpack, bitmap, height, width,
- GL_COLOR_INDEX, GL_BITMAP, col, 0 );
-
- /* Msb first */
- GLubyte mask = 128U >> (unpack->SkipPixels & 0x7);
- for (row=0; row<height; row++) {
- if (*src & mask) {
- glVertex2f( px-col, h - (py + row) );
- }
- src += mask & 1;
- mask = ((mask << 7) & 0xff) | (mask >> 1);
- }
- /* get ready for next row */
- if (mask != 128)
- src++;
- }
- }
- else {
- for (row=0; row<height; row++) {
- const GLubyte *src = (const GLubyte *)
- _mesa_image_address2d(unpack, bitmap, width, height,
- GL_COLOR_INDEX, GL_BITMAP, row, 0 );
-
- /* Msb first */
- GLubyte mask = 128U >> (unpack->SkipPixels & 0x7);
- for (col=0; col<width; col++) {
- if (*src & mask) {
- glVertex2f( px+col, h - (py + row) );
- }
- src += mask & 1;
- mask = ((mask << 7) & 0xff) | (mask >> 1);
- }
- /* get ready for next row */
- if (mask != 128)
- src++;
- }
- }
-
- glEnd();
- glColor4fv( saved_color );
- glTexCoord2fv( saved_tex0 );
-
- /* Fire outstanding vertices, restore state
- */
- RADEON_STATECHANGE( rmesa, set );
- rmesa->hw.set.cmd[SET_SE_CNTL] = orig_se_cntl;
- radeonSubsetVtxEnableTCL( rmesa, GL_TRUE );
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-08 03:21:09 +0000