diff options
author | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
---|---|---|
committer | Zou Nan hai <nanhai.zou@intel.com> | 2007-07-04 10:52:35 +0800 |
commit | fb9ee9b323bff93973a39560b2bc007aace4bddd (patch) | |
tree | 05e1e72e8f4d321cde2c48b8518e6d9736c680dd /src/mesa/swrast/s_aalinetemp.h | |
parent | 285b326c606e9b2f90e4fe177b15b3fa23239b86 (diff) | |
parent | 7ff4359a3be1278b26950f96ab23014a667af838 (diff) |
Merge branch 'master' of git+ssh://znh@git.freedesktop.org/git/mesa/mesa into 965-glsl
Diffstat (limited to 'src/mesa/swrast/s_aalinetemp.h')
-rw-r--r-- | src/mesa/swrast/s_aalinetemp.h | 155 |
1 files changed, 63 insertions, 92 deletions
diff --git a/src/mesa/swrast/s_aalinetemp.h b/src/mesa/swrast/s_aalinetemp.h index dd741630a1..69a1f0cd39 100644 --- a/src/mesa/swrast/s_aalinetemp.h +++ b/src/mesa/swrast/s_aalinetemp.h @@ -1,6 +1,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 + * Version: 7.1 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -63,9 +63,6 @@ NAME(plot)(GLcontext *ctx, struct LineInfo *line, int ix, int iy) #ifdef DO_Z line->span.array->z[i] = (GLuint) solve_plane(fx, fy, line->zPlane); #endif -#ifdef DO_FOG - line->span.array->attribs[FRAG_ATTRIB_FOGC][i][0] = solve_plane(fx, fy, line->fPlane); -#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); @@ -75,37 +72,32 @@ NAME(plot)(GLcontext *ctx, struct LineInfo *line, int ix, int iy) #ifdef DO_INDEX line->span.array->index[i] = (GLint) solve_plane(fx, fy, line->iPlane); #endif -#ifdef DO_SPEC - line->span.array->spec[i][RCOMP] = solve_plane_chan(fx, fy, line->srPlane); - line->span.array->spec[i][GCOMP] = solve_plane_chan(fx, fy, line->sgPlane); - line->span.array->spec[i][BCOMP] = solve_plane_chan(fx, fy, line->sbPlane); -#endif -#if defined(DO_TEXVAR) - { - GLuint attr; - for (attr = swrast->_MinFragmentAttrib; attr < swrast->_MaxFragmentAttrib; attr++) { - if (swrast->_FragmentAttribs & (1 << attr)) { - GLfloat (*attribArray)[4] = line->span.array->attribs[attr]; - GLfloat invQ; - if (ctx->FragmentProgram._Active) { - invQ = 1.0F; - } - else { - invQ = solve_plane_recip(fx, fy, line->vPlane[attr]); - } - attribArray[i][0] = solve_plane(fx, fy, line->sPlane[attr]) * invQ; - attribArray[i][1] = solve_plane(fx, fy, line->tPlane[attr]) * invQ; - attribArray[i][2] = solve_plane(fx, fy, line->uPlane[attr]) * invQ; - if (attr < FRAG_ATTRIB_VAR0) { - const GLuint unit = attr - FRAG_ATTRIB_TEX0; - line->span.array->lambda[unit][i] - = compute_lambda(line->sPlane[attr], - line->tPlane[attr], invQ, - line->texWidth[attr], line->texHeight[attr]); - } +#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) { + /* texcoord w/ divide by Q */ + const GLuint unit = attr - FRAG_ATTRIB_TEX0; + const GLfloat invQ = solve_plane_recip(fx, fy, line->attrPlane[attr][3]); + GLuint c; + for (c = 0; c < 3; c++) { + attribArray[i][c] = solve_plane(fx, fy, line->attrPlane[attr][c]) * invQ; } + line->span.array->lambda[unit][i] + = compute_lambda(line->attrPlane[attr][0], + line->attrPlane[attr][1], invQ, + line->texWidth[attr], line->texHeight[attr]); } - } + else { + /* non-texture attrib */ + const GLfloat invW = solve_plane_recip(fx, fy, line->wPlane); + GLuint c; + for (c = 0; c < 4; c++) { + attribArray[i][c] = solve_plane(fx, fy, line->attrPlane[attr][c]) * invW; + } + } + ATTRIB_LOOP_END #endif if (line->span.end == MAX_WIDTH) { @@ -133,10 +125,10 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1) /* Init the LineInfo struct */ struct LineInfo line; - line.x0 = v0->win[0]; - line.y0 = v0->win[1]; - line.x1 = v1->win[0]; - line.y1 = v1->win[1]; + line.x0 = v0->attrib[FRAG_ATTRIB_WPOS][0]; + line.y0 = v0->attrib[FRAG_ATTRIB_WPOS][1]; + line.x1 = v1->attrib[FRAG_ATTRIB_WPOS][0]; + 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); @@ -145,20 +137,15 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1) if (line.len == 0.0 || IS_INF_OR_NAN(line.len)) return; - INIT_SPAN(line.span, GL_LINE, 0, 0, SPAN_XY | SPAN_COVERAGE); - + INIT_SPAN(line.span, GL_LINE); + line.span.arrayMask = SPAN_XY | SPAN_COVERAGE; line.xAdj = line.dx / line.len * line.halfWidth; line.yAdj = line.dy / line.len * line.halfWidth; #ifdef DO_Z line.span.arrayMask |= SPAN_Z; compute_plane(line.x0, line.y0, line.x1, line.y1, - v0->win[2], v1->win[2], line.zPlane); -#endif -#ifdef DO_FOG - line.span.arrayMask |= SPAN_FOG; - compute_plane(line.x0, line.y0, line.x1, line.y1, - v0->fog, v1->fog, line.fPlane); + v0->attrib[FRAG_ATTRIB_WPOS][2], v1->attrib[FRAG_ATTRIB_WPOS][2], line.zPlane); #endif #ifdef DO_RGBA line.span.arrayMask |= SPAN_RGBA; @@ -179,61 +166,47 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1) constant_plane(v1->color[ACOMP], line.aPlane); } #endif -#ifdef DO_SPEC - line.span.arrayMask |= SPAN_SPEC; - if (ctx->Light.ShadeModel == GL_SMOOTH) { - compute_plane(line.x0, line.y0, line.x1, line.y1, - v0->specular[RCOMP], v1->specular[RCOMP], line.srPlane); - compute_plane(line.x0, line.y0, line.x1, line.y1, - v0->specular[GCOMP], v1->specular[GCOMP], line.sgPlane); - compute_plane(line.x0, line.y0, line.x1, line.y1, - v0->specular[BCOMP], v1->specular[BCOMP], line.sbPlane); - } - else { - constant_plane(v1->specular[RCOMP], line.srPlane); - constant_plane(v1->specular[GCOMP], line.sgPlane); - constant_plane(v1->specular[BCOMP], line.sbPlane); - } -#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->index, v1->index, line.iPlane); + v0->attrib[FRAG_ATTRIB_CI][0], + v1->attrib[FRAG_ATTRIB_CI][0], line.iPlane); } else { - constant_plane(v1->index, line.iPlane); + constant_plane(v1->attrib[FRAG_ATTRIB_CI][0], line.iPlane); } #endif -#if defined(DO_TEXVAR) +#if defined(DO_ATTRIBS) { - GLuint attr; - const GLfloat invW0 = v0->win[3]; - const GLfloat invW1 = v1->win[3]; - line.span.arrayMask |= (SPAN_TEXTURE | SPAN_LAMBDA | SPAN_VARYING); - 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 t0 = v0->attrib[attr][1] * invW0; - const GLfloat t1 = v1->attrib[attr][1] * invW1; - const GLfloat r0 = v0->attrib[attr][2] * invW0; - const GLfloat r1 = v1->attrib[attr][2] * invW1; - const GLfloat q0 = v0->attrib[attr][3] * invW0; - const GLfloat q1 = v1->attrib[attr][3] * invW1; - compute_plane(line.x0, line.y0, line.x1, line.y1, s0, s1, line.sPlane[attr]); - compute_plane(line.x0, line.y0, line.x1, line.y1, t0, t1, line.tPlane[attr]); - compute_plane(line.x0, line.y0, line.x1, line.y1, r0, r1, line.uPlane[attr]); - compute_plane(line.x0, line.y0, line.x1, line.y1, q0, q1, line.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]; - line.texWidth[attr] = (GLfloat) texImage->Width; - line.texHeight[attr] = (GLfloat) texImage->Height; + const GLfloat invW0 = v0->attrib[FRAG_ATTRIB_WPOS][3]; + const GLfloat invW1 = v1->attrib[FRAG_ATTRIB_WPOS][3]; + line.span.arrayMask |= SPAN_LAMBDA; + compute_plane(line.x0, line.y0, line.x1, line.y1, invW0, invW1, line.wPlane); + ATTRIB_LOOP_BEGIN + GLuint c; + if (swrast->_InterpMode[attr] == GL_FLAT) { + for (c = 0; c < 4; c++) { + constant_plane(v1->attrib[attr][c], line.attrPlane[attr][c]); } } - } + else { + for (c = 0; c < 4; c++) { + const GLfloat a0 = v0->attrib[attr][c] * invW0; + const GLfloat a1 = v1->attrib[attr][c] * invW1; + compute_plane(line.x0, line.y0, line.x1, line.y1, a0, a1, + line.attrPlane[attr][c]); + } + } + line.span.arrayAttribs |= (1 << 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; + const struct gl_texture_image *texImage = obj->Image[0][obj->BaseLevel]; + line.texWidth[attr] = (GLfloat) texImage->Width; + line.texHeight[attr] = (GLfloat) texImage->Height; + } + ATTRIB_LOOP_END } #endif @@ -292,9 +265,7 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1) #undef DO_Z -#undef DO_FOG #undef DO_RGBA #undef DO_INDEX -#undef DO_SPEC -#undef DO_TEXVAR +#undef DO_ATTRIBS #undef NAME |