* DO_RGBA - if defined, compute RGBA values
* DO_INDEX - if defined, compute color index values
* DO_SPEC - if defined, compute specular RGB values
- * DO_TEXVAR - if defined, compute texcoords, varying
+ * DO_ATTRIBS - if defined, compute texcoords, varying, etc.
*/
/*void triangle( GLcontext *ctx, GLuint v0, GLuint v1, GLuint v2, GLuint pv )*/
#ifdef DO_SPEC
GLfloat srPlane[4], sgPlane[4], sbPlane[4];
#endif
-#if defined(DO_TEXVAR)
+#if defined(DO_ATTRIBS)
GLfloat sPlane[FRAG_ATTRIB_MAX][4]; /* texture S */
GLfloat tPlane[FRAG_ATTRIB_MAX][4]; /* texture T */
GLfloat uPlane[FRAG_ATTRIB_MAX][4]; /* texture R */
span.arrayMask |= SPAN_Z;
#endif
#ifdef DO_FOG
- compute_plane(p0, p1, p2, v0->fog, v1->fog, v2->fog, fogPlane);
+ compute_plane(p0, p1, p2,
+ v0->attrib[FRAG_ATTRIB_FOGC][0],
+ v1->attrib[FRAG_ATTRIB_FOGC][0],
+ v2->attrib[FRAG_ATTRIB_FOGC][0],
+ fogPlane);
span.arrayMask |= SPAN_FOG;
#endif
#ifdef DO_RGBA
}
span.arrayMask |= SPAN_SPEC;
#endif
-#if defined(DO_TEXVAR)
+#if defined(DO_ATTRIBS)
{
- GLuint attr;
const GLfloat invW0 = v0->win[3];
const GLfloat invW1 = v1->win[3];
const GLfloat invW2 = v2->win[3];
- for (attr = swrast->_MinFragmentAttrib; attr < swrast->_MaxFragmentAttrib; attr++) {
- if (swrast->_FragmentAttribs & (1 << attr)) {
- const GLfloat s0 = v0->attrib[attr][0] * invW0;
- const GLfloat s1 = v1->attrib[attr][0] * invW1;
- const GLfloat s2 = v2->attrib[attr][0] * invW2;
- const GLfloat t0 = v0->attrib[attr][1] * invW0;
- const GLfloat t1 = v1->attrib[attr][1] * invW1;
- const GLfloat t2 = v2->attrib[attr][1] * invW2;
- const GLfloat r0 = v0->attrib[attr][2] * invW0;
- const GLfloat r1 = v1->attrib[attr][2] * invW1;
- const GLfloat r2 = v2->attrib[attr][2] * invW2;
- const GLfloat q0 = v0->attrib[attr][3] * invW0;
- const GLfloat q1 = v1->attrib[attr][3] * invW1;
- const GLfloat q2 = v2->attrib[attr][3] * invW2;
- compute_plane(p0, p1, p2, s0, s1, s2, sPlane[attr]);
- compute_plane(p0, p1, p2, t0, t1, t2, tPlane[attr]);
- compute_plane(p0, p1, p2, r0, r1, r2, uPlane[attr]);
- compute_plane(p0, p1, p2, q0, q1, q2, vPlane[attr]);
- if (attr < FRAG_ATTRIB_VAR0) {
- const GLuint u = attr - FRAG_ATTRIB_TEX0;
- const struct gl_texture_object *obj = ctx->Texture.Unit[u]._Current;
- const struct gl_texture_image *texImage = obj->Image[0][obj->BaseLevel];
- texWidth[attr] = (GLfloat) texImage->Width;
- texHeight[attr] = (GLfloat) texImage->Height;
- }
- else {
- texWidth[attr] = texHeight[attr] = 1.0;
- }
+ ATTRIB_LOOP_BEGIN
+ const GLfloat s0 = v0->attrib[attr][0] * invW0;
+ const GLfloat s1 = v1->attrib[attr][0] * invW1;
+ const GLfloat s2 = v2->attrib[attr][0] * invW2;
+ const GLfloat t0 = v0->attrib[attr][1] * invW0;
+ const GLfloat t1 = v1->attrib[attr][1] * invW1;
+ const GLfloat t2 = v2->attrib[attr][1] * invW2;
+ const GLfloat r0 = v0->attrib[attr][2] * invW0;
+ const GLfloat r1 = v1->attrib[attr][2] * invW1;
+ const GLfloat r2 = v2->attrib[attr][2] * invW2;
+ const GLfloat q0 = v0->attrib[attr][3] * invW0;
+ const GLfloat q1 = v1->attrib[attr][3] * invW1;
+ const GLfloat q2 = v2->attrib[attr][3] * invW2;
+ compute_plane(p0, p1, p2, s0, s1, s2, sPlane[attr]);
+ compute_plane(p0, p1, p2, t0, t1, t2, tPlane[attr]);
+ compute_plane(p0, p1, p2, r0, r1, r2, uPlane[attr]);
+ compute_plane(p0, p1, p2, q0, q1, q2, vPlane[attr]);
+ if (attr < FRAG_ATTRIB_VAR0 && attr >= FRAG_ATTRIB_TEX0) {
+ const GLuint u = attr - FRAG_ATTRIB_TEX0;
+ const struct gl_texture_object *obj = ctx->Texture.Unit[u]._Current;
+ const struct gl_texture_image *texImage = obj->Image[0][obj->BaseLevel];
+ texWidth[attr] = (GLfloat) texImage->Width;
+ texHeight[attr] = (GLfloat) texImage->Height;
}
- }
+ else {
+ texWidth[attr] = texHeight[attr] = 1.0;
+ }
+ ATTRIB_LOOP_END
}
span.arrayMask |= (SPAN_TEXTURE | SPAN_LAMBDA | SPAN_VARYING);
#endif
array->spec[count][GCOMP] = solve_plane_chan(cx, cy, sgPlane);
array->spec[count][BCOMP] = solve_plane_chan(cx, cy, sbPlane);
#endif
-#if defined(DO_TEXVAR)
- {
- GLuint attr;
- for (attr = swrast->_MinFragmentAttrib; attr < swrast->_MaxFragmentAttrib; attr++) {
- if (swrast->_FragmentAttribs & (1 << attr)) {
- GLfloat invQ = solve_plane_recip(cx, cy, vPlane[attr]);
- array->attribs[attr][count][0] = solve_plane(cx, cy, sPlane[attr]) * invQ;
- array->attribs[attr][count][1] = solve_plane(cx, cy, tPlane[attr]) * invQ;
- array->attribs[attr][count][2] = solve_plane(cx, cy, uPlane[attr]) * invQ;
- if (attr < FRAG_ATTRIB_VAR0) {
- const GLuint unit = attr - FRAG_ATTRIB_TEX0;
- array->lambda[unit][count] = compute_lambda(sPlane[attr], tPlane[attr],
- vPlane[attr], cx, cy, invQ,
- texWidth[attr], texHeight[attr]);
- }
- }
+#if defined(DO_ATTRIBS)
+ ATTRIB_LOOP_BEGIN
+ GLfloat invQ = solve_plane_recip(cx, cy, vPlane[attr]);
+ array->attribs[attr][count][0] = solve_plane(cx, cy, sPlane[attr]) * invQ;
+ array->attribs[attr][count][1] = solve_plane(cx, cy, tPlane[attr]) * invQ;
+ array->attribs[attr][count][2] = solve_plane(cx, cy, uPlane[attr]) * invQ;
+ if (attr < FRAG_ATTRIB_VAR0 && attr >= FRAG_ATTRIB_TEX0) {
+ const GLuint unit = attr - FRAG_ATTRIB_TEX0;
+ array->lambda[unit][count] = compute_lambda(sPlane[attr], tPlane[attr],
+ vPlane[attr], cx, cy, invQ,
+ texWidth[attr], texHeight[attr]);
}
- }
+ ATTRIB_LOOP_END
#endif
ix++;
count++;
array->spec[ix][GCOMP] = solve_plane_chan(cx, cy, sgPlane);
array->spec[ix][BCOMP] = solve_plane_chan(cx, cy, sbPlane);
#endif
-#if defined(DO_TEXVAR)
- {
- GLuint attr;
- for (attr = swrast->_MinFragmentAttrib; attr < swrast->_MaxFragmentAttrib; attr++) {
- if (swrast->_FragmentAttribs & (1 << attr)) {
- GLfloat invQ = solve_plane_recip(cx, cy, vPlane[attr]);
- array->attribs[attr][ix][0] = solve_plane(cx, cy, sPlane[attr]) * invQ;
- array->attribs[attr][ix][1] = solve_plane(cx, cy, tPlane[attr]) * invQ;
- array->attribs[attr][ix][2] = solve_plane(cx, cy, uPlane[attr]) * invQ;
- if (attr < FRAG_ATTRIB_VAR0) {
- const GLuint unit = attr - FRAG_ATTRIB_TEX0;
- array->lambda[unit][ix] = compute_lambda(sPlane[attr],
- tPlane[attr],
- vPlane[attr],
- cx, cy, invQ,
- texWidth[attr],
- texHeight[attr]);
- }
- }
+#if defined(DO_ATTRIBS)
+ ATTRIB_LOOP_BEGIN
+ GLfloat invQ = solve_plane_recip(cx, cy, vPlane[attr]);
+ array->attribs[attr][ix][0] = solve_plane(cx, cy, sPlane[attr]) * invQ;
+ array->attribs[attr][ix][1] = solve_plane(cx, cy, tPlane[attr]) * invQ;
+ array->attribs[attr][ix][2] = solve_plane(cx, cy, uPlane[attr]) * invQ;
+ if (attr < FRAG_ATTRIB_VAR0 && attr >= FRAG_ATTRIB_TEX0) {
+ const GLuint unit = attr - FRAG_ATTRIB_TEX0;
+ array->lambda[unit][ix] = compute_lambda(sPlane[attr],
+ tPlane[attr],
+ vPlane[attr],
+ cx, cy, invQ,
+ texWidth[attr],
+ texHeight[attr]);
}
- }
+ ATTRIB_LOOP_END
#endif
ix--;
count++;
array->attribs[FRAG_ATTRIB_FOGC][j][0]
= array->attribs[FRAG_ATTRIB_FOGC][j + left][0];
#endif
-#if defined(DO_TEXVAR)
+#if defined(DO_ATTRIBS)
array->lambda[0][j] = array->lambda[0][j + left];
#endif
array->coverage[j] = array->coverage[j + left];
}
}
-#ifdef DO_TEXVAR
+#ifdef DO_ATTRIBS
/* shift texcoords, varying */
{
SWspanarrays *array = span.array;
- GLuint attr;
- for (attr = swrast->_MinFragmentAttrib; attr < swrast->_MaxFragmentAttrib; attr++) {
- if (swrast->_FragmentAttribs & (1 << attr)) {
- GLint j;
- for (j = 0; j < (GLint) n; j++) {
- array->attribs[attr][j][0] = array->attribs[attr][j + left][0];
- array->attribs[attr][j][1] = array->attribs[attr][j + left][1];
- array->attribs[attr][j][2] = array->attribs[attr][j + left][2];
- /*array->lambda[unit][j] = array->lambda[unit][j + left];*/
- }
+ ATTRIB_LOOP_BEGIN
+ GLint j;
+ for (j = 0; j < (GLint) n; j++) {
+ array->attribs[attr][j][0] = array->attribs[attr][j + left][0];
+ array->attribs[attr][j][1] = array->attribs[attr][j + left][1];
+ array->attribs[attr][j][2] = array->attribs[attr][j + left][2];
+ /*array->lambda[unit][j] = array->lambda[unit][j + left];*/
}
- }
+ ATTRIB_LOOP_END
}
#endif
#undef DO_SPEC
#endif
-#ifdef DO_TEXVAR
-#undef DO_TEXVAR
+#ifdef DO_ATTRIBS
+#undef DO_ATTRIBS
#endif
#ifdef DO_OCCLUSION_TEST
projects / mesa.git / blobdiff