* \param iy - integer fragment window Y coordiante
*/
static void
-NAME(plot)(GLcontext *ctx, struct LineInfo *line, int ix, int iy)
+NAME(plot)(struct gl_context *ctx, struct LineInfo *line, int ix, int iy)
{
const SWcontext *swrast = SWRAST_CONTEXT(ctx);
const GLfloat fx = (GLfloat) ix;
const GLfloat fy = (GLfloat) iy;
-#ifdef DO_INDEX
- const GLfloat coverage = compute_coveragei(line, ix, iy);
-#else
const GLfloat coverage = compute_coveragef(line, ix, iy);
-#endif
const GLuint i = line->span.end;
(void) swrast;
#ifdef DO_Z
line->span.array->z[i] = (GLuint) solve_plane(fx, fy, line->zPlane);
#endif
-#ifdef DO_RGBA
line->span.array->rgba[i][RCOMP] = solve_plane_chan(fx, fy, line->rPlane);
line->span.array->rgba[i][GCOMP] = solve_plane_chan(fx, fy, line->gPlane);
line->span.array->rgba[i][BCOMP] = solve_plane_chan(fx, fy, line->bPlane);
line->span.array->rgba[i][ACOMP] = solve_plane_chan(fx, fy, line->aPlane);
-#endif
-#ifdef DO_INDEX
- line->span.array->index[i] = (GLint) solve_plane(fx, fy, line->iPlane);
-#endif
#if defined(DO_ATTRIBS)
ATTRIB_LOOP_BEGIN
GLfloat (*attribArray)[4] = line->span.array->attribs[attr];
if (attr >= FRAG_ATTRIB_TEX0 && attr < FRAG_ATTRIB_VAR0
- && !ctx->FragmentProgram._Active) {
+ && !_swrast_use_fragment_program(ctx)) {
/* texcoord w/ divide by Q */
const GLuint unit = attr - FRAG_ATTRIB_TEX0;
const GLfloat invQ = solve_plane_recip(fx, fy, line->attrPlane[attr][3]);
ATTRIB_LOOP_END
#endif
- if (line->span.end == MAX_WIDTH) {
-#if defined(DO_RGBA)
+ if (line->span.end == SWRAST_MAX_WIDTH) {
_swrast_write_rgba_span(ctx, &(line->span));
-#else
- _swrast_write_index_span(ctx, &(line->span));
-#endif
line->span.end = 0; /* reset counter */
}
}
* Line setup
*/
static void
-NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
+NAME(line)(struct gl_context *ctx, const SWvertex *v0, const SWvertex *v1)
{
SWcontext *swrast = SWRAST_CONTEXT(ctx);
GLfloat tStart, tEnd; /* segment start, end along line length */
line.y1 = v1->attrib[FRAG_ATTRIB_WPOS][1];
line.dx = line.x1 - line.x0;
line.dy = line.y1 - line.y0;
- line.len = SQRTF(line.dx * line.dx + line.dy * line.dy);
+ line.len = sqrtf(line.dx * line.dx + line.dy * line.dy);
line.halfWidth = 0.5F * CLAMP(ctx->Line.Width,
ctx->Const.MinLineWidthAA,
ctx->Const.MaxLineWidthAA);
INIT_SPAN(line.span, GL_LINE);
line.span.arrayMask = SPAN_XY | SPAN_COVERAGE;
+ line.span.facing = swrast->PointLineFacing;
line.xAdj = line.dx / line.len * line.halfWidth;
line.yAdj = line.dy / line.len * line.halfWidth;
compute_plane(line.x0, line.y0, line.x1, line.y1,
v0->attrib[FRAG_ATTRIB_WPOS][2], v1->attrib[FRAG_ATTRIB_WPOS][2], line.zPlane);
#endif
-#ifdef DO_RGBA
line.span.arrayMask |= SPAN_RGBA;
if (ctx->Light.ShadeModel == GL_SMOOTH) {
compute_plane(line.x0, line.y0, line.x1, line.y1,
constant_plane(v1->color[BCOMP], line.bPlane);
constant_plane(v1->color[ACOMP], line.aPlane);
}
-#endif
-#ifdef DO_INDEX
- line.span.arrayMask |= SPAN_INDEX;
- if (ctx->Light.ShadeModel == GL_SMOOTH) {
- compute_plane(line.x0, line.y0, line.x1, line.y1,
- v0->attrib[FRAG_ATTRIB_CI][0],
- v1->attrib[FRAG_ATTRIB_CI][0], line.iPlane);
- }
- else {
- constant_plane(v1->attrib[FRAG_ATTRIB_CI][0], line.iPlane);
- }
-#endif
#if defined(DO_ATTRIBS)
{
const GLfloat invW0 = v0->attrib[FRAG_ATTRIB_WPOS][3];
line.attrPlane[attr][c]);
}
}
- line.span.arrayAttribs |= (1 << attr);
+ line.span.arrayAttribs |= BITFIELD64_BIT(attr);
if (attr >= FRAG_ATTRIB_TEX0 && attr < FRAG_ATTRIB_VAR0) {
const GLuint u = attr - FRAG_ATTRIB_TEX0;
const struct gl_texture_object *obj = ctx->Texture.Unit[u]._Current;
segment(ctx, &line, NAME(plot), 0.0, 1.0);
}
-#if defined(DO_RGBA)
_swrast_write_rgba_span(ctx, &(line.span));
-#else
- _swrast_write_index_span(ctx, &(line.span));
-#endif
}
#undef DO_Z
-#undef DO_RGBA
-#undef DO_INDEX
#undef DO_ATTRIBS
#undef NAME