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Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/swrast/s_lines.c')
-rw-r--r--nx-X11/extras/Mesa/src/mesa/swrast/s_lines.c338
1 files changed, 0 insertions, 338 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/swrast/s_lines.c b/nx-X11/extras/Mesa/src/mesa/swrast/s_lines.c
deleted file mode 100644
index dccc92cbd..000000000
--- a/nx-X11/extras/Mesa/src/mesa/swrast/s_lines.c
+++ /dev/null
@@ -1,338 +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.
- */
-
-
-#include "glheader.h"
-#include "context.h"
-#include "colormac.h"
-#include "macros.h"
-#include "nvfragprog.h"
-#include "s_aaline.h"
-#include "s_context.h"
-#include "s_depth.h"
-#include "s_feedback.h"
-#include "s_lines.h"
-#include "s_span.h"
-
-
-/*
- * Init the mask[] array to implement a line stipple.
- */
-static void
-compute_stipple_mask( GLcontext *ctx, GLuint len, GLubyte mask[] )
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
- GLuint i;
-
- for (i = 0; i < len; i++) {
- GLuint bit = (swrast->StippleCounter / ctx->Line.StippleFactor) & 0xf;
- if ((1 << bit) & ctx->Line.StipplePattern) {
- mask[i] = GL_TRUE;
- }
- else {
- mask[i] = GL_FALSE;
- }
- swrast->StippleCounter++;
- }
-}
-
-
-/*
- * To draw a wide line we can simply redraw the span N times, side by side.
- */
-static void
-draw_wide_line( GLcontext *ctx, struct sw_span *span, GLboolean xMajor )
-{
- GLint width, start;
-
- ASSERT(span->end < MAX_WIDTH);
-
- width = (GLint) CLAMP( ctx->Line._Width, MIN_LINE_WIDTH, MAX_LINE_WIDTH );
-
- if (width & 1)
- start = width / 2;
- else
- start = width / 2 - 1;
-
- if (xMajor) {
- GLint *y = span->array->y;
- GLuint i;
- GLint w;
- for (w = 0; w < width; w++) {
- if (w == 0) {
- for (i = 0; i < span->end; i++)
- y[i] -= start;
- }
- else {
- for (i = 0; i < span->end; i++)
- y[i]++;
- }
- if (ctx->Visual.rgbMode)
- _swrast_write_rgba_span(ctx, span);
- else
- _swrast_write_index_span(ctx, span);
- }
- }
- else {
- GLint *x = span->array->x;
- GLuint i;
- GLint w;
- for (w = 0; w < width; w++) {
- if (w == 0) {
- for (i = 0; i < span->end; i++)
- x[i] -= start;
- }
- else {
- for (i = 0; i < span->end; i++)
- x[i]++;
- }
- if (ctx->Visual.rgbMode)
- _swrast_write_rgba_span(ctx, span);
- else
- _swrast_write_index_span(ctx, span);
- }
- }
-}
-
-
-
-/**********************************************************************/
-/***** Rasterization *****/
-/**********************************************************************/
-
-/* Simple color index line (no stipple, width=1, no Z, no fog, no tex)*/
-#define NAME simple_ci_line
-#define INTERP_INDEX
-#define RENDER_SPAN(span) _swrast_write_index_span(ctx, &span)
-#include "s_linetemp.h"
-
-/* Simple RGBA index line (no stipple, width=1, no Z, no fog, no tex)*/
-#define NAME simple_rgba_line
-#define INTERP_RGBA
-#define RENDER_SPAN(span) _swrast_write_rgba_span(ctx, &span);
-#include "s_linetemp.h"
-
-
-/* Z, fog, wide, stipple color index line */
-#define NAME general_ci_line
-#define INTERP_INDEX
-#define INTERP_Z
-#define INTERP_FOG
-#define RENDER_SPAN(span) \
- if (ctx->Line.StippleFlag) { \
- span.arrayMask |= SPAN_MASK; \
- compute_stipple_mask(ctx, span.end, span.array->mask); \
- } \
- if (ctx->Line._Width > 1.0) { \
- draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
- } \
- else { \
- _swrast_write_index_span(ctx, &span); \
- }
-#include "s_linetemp.h"
-
-
-/* Z, fog, wide, stipple RGBA line */
-#define NAME general_rgba_line
-#define INTERP_RGBA
-#define INTERP_Z
-#define INTERP_FOG
-#define RENDER_SPAN(span) \
- if (ctx->Line.StippleFlag) { \
- span.arrayMask |= SPAN_MASK; \
- compute_stipple_mask(ctx, span.end, span.array->mask); \
- } \
- if (ctx->Line._Width > 1.0) { \
- draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
- } \
- else { \
- _swrast_write_rgba_span(ctx, &span); \
- }
-#include "s_linetemp.h"
-
-
-/* Single-texture line, w/ fog, Z, specular, etc. */
-#define NAME textured_line
-#define INTERP_RGBA
-#define INTERP_Z
-#define INTERP_FOG
-#define INTERP_TEX
-#define RENDER_SPAN(span) \
- if (ctx->Line.StippleFlag) { \
- span.arrayMask |= SPAN_MASK; \
- compute_stipple_mask(ctx, span.end, span.array->mask); \
- } \
- if (ctx->Line._Width > 1.0) { \
- draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
- } \
- else { \
- _swrast_write_rgba_span(ctx, &span); \
- }
-#include "s_linetemp.h"
-
-
-/* Multi-texture or separate specular line, w/ fog, Z, specular, etc. */
-#define NAME multitextured_line
-#define INTERP_RGBA
-#define INTERP_SPEC
-#define INTERP_Z
-#define INTERP_FOG
-#define INTERP_MULTITEX
-#define RENDER_SPAN(span) \
- if (ctx->Line.StippleFlag) { \
- span.arrayMask |= SPAN_MASK; \
- compute_stipple_mask(ctx, span.end, span.array->mask); \
- } \
- if (ctx->Line._Width > 1.0) { \
- draw_wide_line(ctx, &span, (GLboolean)(dx > dy)); \
- } \
- else { \
- _swrast_write_rgba_span(ctx, &span); \
- }
-#include "s_linetemp.h"
-
-
-
-void
-_swrast_add_spec_terms_line( GLcontext *ctx,
- const SWvertex *v0,
- const SWvertex *v1 )
-{
- SWvertex *ncv0 = (SWvertex *)v0;
- SWvertex *ncv1 = (SWvertex *)v1;
- GLchan c[2][4];
- COPY_CHAN4( c[0], ncv0->color );
- COPY_CHAN4( c[1], ncv1->color );
- ACC_3V( ncv0->color, ncv0->specular );
- ACC_3V( ncv1->color, ncv1->specular );
- SWRAST_CONTEXT(ctx)->SpecLine( ctx, ncv0, ncv1 );
- COPY_CHAN4( ncv0->color, c[0] );
- COPY_CHAN4( ncv1->color, c[1] );
-}
-
-
-#ifdef DEBUG
-extern void
-_mesa_print_line_function(GLcontext *ctx); /* silence compiler warning */
-void
-_mesa_print_line_function(GLcontext *ctx)
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
-
- _mesa_printf("Line Func == ");
- if (swrast->Line == simple_ci_line)
- _mesa_printf("simple_ci_line\n");
- else if (swrast->Line == simple_rgba_line)
- _mesa_printf("simple_rgba_line\n");
- else if (swrast->Line == general_ci_line)
- _mesa_printf("general_ci_line\n");
- else if (swrast->Line == general_rgba_line)
- _mesa_printf("general_rgba_line\n");
- else if (swrast->Line == textured_line)
- _mesa_printf("textured_line\n");
- else if (swrast->Line == multitextured_line)
- _mesa_printf("multitextured_line\n");
- else
- _mesa_printf("Driver func %p\n", (void *(*)()) swrast->Line);
-}
-#endif
-
-
-
-#ifdef DEBUG
-
-/* record the current line function name */
-static const char *lineFuncName = NULL;
-
-#define USE(lineFunc) \
-do { \
- lineFuncName = #lineFunc; \
- /*_mesa_printf("%s\n", lineFuncName);*/ \
- swrast->Line = lineFunc; \
-} while (0)
-
-#else
-
-#define USE(lineFunc) swrast->Line = lineFunc
-
-#endif
-
-
-
-/*
- * Determine which line drawing function to use given the current
- * rendering context.
- *
- * Please update the summary flag _SWRAST_NEW_LINE if you add or remove
- * tests to this code.
- */
-void
-_swrast_choose_line( GLcontext *ctx )
-{
- SWcontext *swrast = SWRAST_CONTEXT(ctx);
- const GLboolean rgbmode = ctx->Visual.rgbMode;
-
- if (ctx->RenderMode == GL_RENDER) {
- if (ctx->Line.SmoothFlag) {
- /* antialiased lines */
- _swrast_choose_aa_line_function(ctx);
- ASSERT(swrast->Line);
- }
- else if (ctx->Texture._EnabledCoordUnits) {
- /* textured lines */
- if (ctx->Texture._EnabledCoordUnits > 0x1
- || NEED_SECONDARY_COLOR(ctx)) {
- /* multi-texture and/or separate specular color */
- USE(multitextured_line);
- }
- else {
- USE(textured_line);
- }
- }
- else if (ctx->Depth.Test || swrast->_FogEnabled || ctx->Line._Width != 1.0
- || ctx->Line.StippleFlag) {
- /* no texture, but Z, fog, width>1, stipple, etc. */
- if (rgbmode)
- USE(general_rgba_line);
- else
- USE(general_ci_line);
- }
- else {
- /* simplest lines */
- if (rgbmode)
- USE(simple_rgba_line);
- else
- USE(simple_ci_line);
- }
- }
- else if (ctx->RenderMode == GL_FEEDBACK) {
- USE(_swrast_feedback_line);
- }
- else {
- ASSERT(ctx->RenderMode == GL_SELECT);
- USE(_swrast_select_line);
- }
-
- /*_mesa_print_line_function(ctx);*/
-}
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