diff options
author | Brian Paul <brian.paul@tungstengraphics.com> | 2001-09-13 21:54:29 +0000 |
---|---|---|
committer | Brian Paul <brian.paul@tungstengraphics.com> | 2001-09-13 21:54:29 +0000 |
commit | d22554d2cec07d6a8c11d5aef07835aef8d9a030 (patch) | |
tree | 46ce767382b42f5aafb00cff7ebb7307dd952f9c /src/mesa/swrast | |
parent | 097d2a025ea4195085b7cc3cabfcb1051ac969c7 (diff) |
replaced some tabs with spaces
Diffstat (limited to 'src/mesa/swrast')
-rw-r--r-- | src/mesa/swrast/s_tritemp.h | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h index ae381d39c01..08a725cbd8a 100644 --- a/src/mesa/swrast/s_tritemp.h +++ b/src/mesa/swrast/s_tritemp.h @@ -1,4 +1,4 @@ -/* $Id: s_tritemp.h,v 1.24 2001/08/14 14:08:44 brianp Exp $ */ +/* $Id: s_tritemp.h,v 1.25 2001/09/13 21:54:29 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -97,14 +97,14 @@ { typedef struct { const SWvertex *v0, *v1; /* Y(v0) < Y(v1) */ - GLfloat dx; /* X(v1) - X(v0) */ - GLfloat dy; /* Y(v1) - Y(v0) */ - GLfixed fdxdy; /* dx/dy in fixed-point */ - GLfixed fsx; /* first sample point x coord */ - GLfixed fsy; - GLfloat adjy; /* adjust from v[0]->fy to fsy, scaled */ - GLint lines; /* number of lines to be sampled on this edge */ - GLfixed fx0; /* fixed pt X of lower endpoint */ + GLfloat dx; /* X(v1) - X(v0) */ + GLfloat dy; /* Y(v1) - Y(v0) */ + GLfixed fdxdy; /* dx/dy in fixed-point */ + GLfixed fsx; /* first sample point x coord */ + GLfixed fsy; + GLfloat adjy; /* adjust from v[0]->fy to fsy, scaled */ + GLint lines; /* number of lines to be sampled on this edge */ + GLfixed fx0; /* fixed pt X of lower endpoint */ } EdgeT; #ifdef INTERP_Z @@ -135,41 +135,41 @@ const GLfixed fy2 = FloatToFixed(v2->win[1] - 0.5F) & snapMask; if (fy0 <= fy1) { - if (fy1 <= fy2) { + if (fy1 <= fy2) { /* y0 <= y1 <= y2 */ - vMin = v0; vMid = v1; vMax = v2; + vMin = v0; vMid = v1; vMax = v2; vMin_fy = fy0; vMid_fy = fy1; vMax_fy = fy2; - } - else if (fy2 <= fy0) { + } + else if (fy2 <= fy0) { /* y2 <= y0 <= y1 */ - vMin = v2; vMid = v0; vMax = v1; + vMin = v2; vMid = v0; vMax = v1; vMin_fy = fy2; vMid_fy = fy0; vMax_fy = fy1; - } - else { + } + else { /* y0 <= y2 <= y1 */ - vMin = v0; vMid = v2; vMax = v1; + vMin = v0; vMid = v2; vMax = v1; vMin_fy = fy0; vMid_fy = fy2; vMax_fy = fy1; bf = -bf; - } + } } else { - if (fy0 <= fy2) { + if (fy0 <= fy2) { /* y1 <= y0 <= y2 */ - vMin = v1; vMid = v0; vMax = v2; + vMin = v1; vMid = v0; vMax = v2; vMin_fy = fy1; vMid_fy = fy0; vMax_fy = fy2; bf = -bf; - } - else if (fy2 <= fy1) { + } + else if (fy2 <= fy1) { /* y2 <= y1 <= y0 */ - vMin = v2; vMid = v1; vMax = v0; + vMin = v2; vMid = v1; vMax = v0; vMin_fy = fy2; vMid_fy = fy1; vMax_fy = fy0; bf = -bf; - } - else { + } + else { /* y1 <= y2 <= y0 */ - vMin = v1; vMid = v2; vMax = v0; + vMin = v1; vMid = v2; vMax = v0; vMin_fy = fy1; vMid_fy = fy2; vMax_fy = fy0; - } + } } /* fixed point X coords */ @@ -197,7 +197,7 @@ /* Do backface culling */ if (area * bf < 0.0) - return; + return; if (area == 0.0F) return; @@ -381,7 +381,7 @@ span.redStep = SignedFloatToFixed(drdx); drdy = oneOverArea * (eMaj.dx * eBot_dr - eMaj_dr * eBot.dx); eMaj_dg = (GLint) vMax->color[GCOMP] - (GLint) vMin->color[GCOMP]; - eBot_dg = (GLint) vMid->color[GCOMP] - (GLint) vMin->color[GCOMP]; + eBot_dg = (GLint) vMid->color[GCOMP] - (GLint) vMin->color[GCOMP]; dgdx = oneOverArea * (eMaj_dg * eBot.dy - eMaj.dy * eBot_dg); span.greenStep = SignedFloatToFixed(dgdx); dgdy = oneOverArea * (eMaj.dx * eBot_dg - eMaj_dg * eBot.dx); @@ -389,7 +389,7 @@ eBot_db = (GLint) vMid->color[BCOMP] - (GLint) vMin->color[BCOMP]; dbdx = oneOverArea * (eMaj_db * eBot.dy - eMaj.dy * eBot_db); span.blueStep = SignedFloatToFixed(dbdx); - dbdy = oneOverArea * (eMaj.dx * eBot_db - eMaj_db * eBot.dx); + dbdy = oneOverArea * (eMaj.dx * eBot_db - eMaj_db * eBot.dx); # ifdef INTERP_ALPHA eMaj_da = (GLint) vMax->color[ACOMP] - (GLint) vMin->color[ACOMP]; eBot_da = (GLint) vMid->color[ACOMP] - (GLint) vMin->color[ACOMP]; @@ -425,7 +425,7 @@ span.redStep = drdx; drdy = oneOverArea * (eMaj.dx * eBot_dr - eMaj_dr * eBot.dx); eMaj_dg = vMax->color[GCOMP] - vMin->color[GCOMP]; - eBot_dg = vMid->color[GCOMP] - vMin->color[GCOMP]; + eBot_dg = vMid->color[GCOMP] - vMin->color[GCOMP]; dgdx = oneOverArea * (eMaj_dg * eBot.dy - eMaj.dy * eBot_dg); span.greenStep = dgdx; dgdy = oneOverArea * (eMaj.dx * eBot_dg - eMaj_dg * eBot.dx); @@ -433,7 +433,7 @@ eBot_db = vMid->color[BCOMP] - vMin->color[BCOMP]; dbdx = oneOverArea * (eMaj_db * eBot.dy - eMaj.dy * eBot_db); span.blueStep = dbdx; - dbdy = oneOverArea * (eMaj.dx * eBot_db - eMaj_db * eBot.dx); + dbdy = oneOverArea * (eMaj.dx * eBot_db - eMaj_db * eBot.dx); eMaj_da = vMax->color[ACOMP] - vMin->color[ACOMP]; eBot_da = vMid->color[ACOMP] - vMin->color[ACOMP]; dadx = oneOverArea * (eMaj_da * eBot.dy - eMaj.dy * eBot_da); @@ -459,7 +459,7 @@ span.specRedStep = SignedFloatToFixed(dsrdx); dsrdy = oneOverArea * (eMaj.dx * eBot_dsr - eMaj_dsr * eBot.dx); eMaj_dsg = (GLint) vMax->specular[GCOMP] - (GLint) vMin->specular[GCOMP]; - eBot_dsg = (GLint) vMid->specular[GCOMP] - (GLint) vMin->specular[GCOMP]; + eBot_dsg = (GLint) vMid->specular[GCOMP] - (GLint) vMin->specular[GCOMP]; dsgdx = oneOverArea * (eMaj_dsg * eBot.dy - eMaj.dy * eBot_dsg); span.specGreenStep = SignedFloatToFixed(dsgdx); dsgdy = oneOverArea * (eMaj.dx * eBot_dsg - eMaj_dsg * eBot.dx); @@ -467,7 +467,7 @@ eBot_dsb = (GLint) vMid->specular[BCOMP] - (GLint) vMin->specular[BCOMP]; dsbdx = oneOverArea * (eMaj_dsb * eBot.dy - eMaj.dy * eBot_dsb); span.specBlueStep = SignedFloatToFixed(dsbdx); - dsbdy = oneOverArea * (eMaj.dx * eBot_dsb - eMaj_dsb * eBot.dx); + dsbdy = oneOverArea * (eMaj.dx * eBot_dsb - eMaj_dsb * eBot.dx); } else { dsrdx = dsrdy = 0.0F; @@ -490,7 +490,7 @@ span.specRedStep = dsrdx; dsrdy = oneOverArea * (eMaj.dx * eBot_dsr - eMaj_dsr * eBot.dx); eMaj_dsg = vMax->specular[GCOMP] - vMin->specular[GCOMP]; - eBot_dsg = vMid->specular[GCOMP] - vMin->specular[GCOMP]; + eBot_dsg = vMid->specular[GCOMP] - vMin->specular[GCOMP]; dsgdx = oneOverArea * (eMaj_dsg * eBot.dy - eMaj.dy * eBot_dsg); span.specGreenStep = dsgdx; dsgdy = oneOverArea * (eMaj.dx * eBot_dsg - eMaj_dsg * eBot.dx); @@ -498,7 +498,7 @@ eBot_dsb = vMid->specular[BCOMP] - vMin->specular[BCOMP]; dsbdx = oneOverArea * (eMaj_dsb * eBot.dy - eMaj.dy * eBot_dsb); span.specBlueStep = dsbdx; - dsbdy = oneOverArea * (eMaj.dx * eBot_dsb - eMaj_dsb * eBot.dx); + dsbdy = oneOverArea * (eMaj.dx * eBot_dsb - eMaj_dsb * eBot.dx); } else { dsrdx = dsrdy = span.specRedStep = 0; @@ -560,23 +560,23 @@ - eMaj.dy * eBot_ds); dsdy = oneOverArea * (eMaj.dx * eBot_ds - eMaj_ds * eBot.dx); - eMaj_dt = vMax->texcoord[0][1] * wMax - vMin->texcoord[0][1] * wMin; - eBot_dt = vMid->texcoord[0][1] * wMid - vMin->texcoord[0][1] * wMin; - span.texStep[0][1] = oneOverArea * (eMaj_dt * eBot.dy + eMaj_dt = vMax->texcoord[0][1] * wMax - vMin->texcoord[0][1] * wMin; + eBot_dt = vMid->texcoord[0][1] * wMid - vMin->texcoord[0][1] * wMin; + span.texStep[0][1] = oneOverArea * (eMaj_dt * eBot.dy - eMaj.dy * eBot_dt); - dtdy = oneOverArea * (eMaj.dx * eBot_dt - eMaj_dt * eBot.dx); + dtdy = oneOverArea * (eMaj.dx * eBot_dt - eMaj_dt * eBot.dx); - eMaj_du = vMax->texcoord[0][2] * wMax - vMin->texcoord[0][2] * wMin; - eBot_du = vMid->texcoord[0][2] * wMid - vMin->texcoord[0][2] * wMin; - span.texStep[0][2] = oneOverArea * (eMaj_du * eBot.dy + eMaj_du = vMax->texcoord[0][2] * wMax - vMin->texcoord[0][2] * wMin; + eBot_du = vMid->texcoord[0][2] * wMid - vMin->texcoord[0][2] * wMin; + span.texStep[0][2] = oneOverArea * (eMaj_du * eBot.dy - eMaj.dy * eBot_du); - dudy = oneOverArea * (eMaj.dx * eBot_du - eMaj_du * eBot.dx); + dudy = oneOverArea * (eMaj.dx * eBot_du - eMaj_du * eBot.dx); - eMaj_dv = vMax->texcoord[0][3] * wMax - vMin->texcoord[0][3] * wMin; - eBot_dv = vMid->texcoord[0][3] * wMid - vMin->texcoord[0][3] * wMin; - span.texStep[0][3] = oneOverArea * (eMaj_dv * eBot.dy + eMaj_dv = vMax->texcoord[0][3] * wMax - vMin->texcoord[0][3] * wMin; + eBot_dv = vMid->texcoord[0][3] * wMid - vMin->texcoord[0][3] * wMin; + span.texStep[0][3] = oneOverArea * (eMaj_dv * eBot.dy - eMaj.dy * eBot_dv); - dvdy = oneOverArea * (eMaj.dx * eBot_dv - eMaj_dv * eBot.dx); + dvdy = oneOverArea * (eMaj.dx * eBot_dv - eMaj_dv * eBot.dx); } # ifdef INTERP_LAMBDA { @@ -616,29 +616,29 @@ - eMaj.dy * eBot_ds); dsdy[u] = oneOverArea * (eMaj.dx * eBot_ds - eMaj_ds * eBot.dx); - eMaj_dt = vMax->texcoord[u][1] * wMax - - vMin->texcoord[u][1] * wMin; - eBot_dt = vMid->texcoord[u][1] * wMid - - vMin->texcoord[u][1] * wMin; - span.texStep[u][1] = oneOverArea * (eMaj_dt * eBot.dy + eMaj_dt = vMax->texcoord[u][1] * wMax + - vMin->texcoord[u][1] * wMin; + eBot_dt = vMid->texcoord[u][1] * wMid + - vMin->texcoord[u][1] * wMin; + span.texStep[u][1] = oneOverArea * (eMaj_dt * eBot.dy - eMaj.dy * eBot_dt); - dtdy[u] = oneOverArea * (eMaj.dx * eBot_dt - eMaj_dt * eBot.dx); + dtdy[u] = oneOverArea * (eMaj.dx * eBot_dt - eMaj_dt * eBot.dx); - eMaj_du = vMax->texcoord[u][2] * wMax + eMaj_du = vMax->texcoord[u][2] * wMax - vMin->texcoord[u][2] * wMin; - eBot_du = vMid->texcoord[u][2] * wMid + eBot_du = vMid->texcoord[u][2] * wMid - vMin->texcoord[u][2] * wMin; - span.texStep[u][2] = oneOverArea * (eMaj_du * eBot.dy + span.texStep[u][2] = oneOverArea * (eMaj_du * eBot.dy - eMaj.dy * eBot_du); - dudy[u] = oneOverArea * (eMaj.dx * eBot_du - eMaj_du * eBot.dx); + dudy[u] = oneOverArea * (eMaj.dx * eBot_du - eMaj_du * eBot.dx); - eMaj_dv = vMax->texcoord[u][3] * wMax + eMaj_dv = vMax->texcoord[u][3] * wMax - vMin->texcoord[u][3] * wMin; - eBot_dv = vMid->texcoord[u][3] * wMid + eBot_dv = vMid->texcoord[u][3] * wMid - vMin->texcoord[u][3] * wMin; - span.texStep[u][3] = oneOverArea * (eMaj_dv * eBot.dy + span.texStep[u][3] = oneOverArea * (eMaj_dv * eBot.dy - eMaj.dy * eBot_dv); - dvdy[u] = oneOverArea * (eMaj.dx * eBot_dv - eMaj_dv * eBot.dx); + dvdy[u] = oneOverArea * (eMaj.dx * eBot_dv - eMaj_dv * eBot.dx); # ifdef INTERP_LAMBDA { GLfloat dudx = span.texStep[u][0] * span.texWidth[u]; @@ -997,11 +997,11 @@ + dsdy * adjy) + FIXED_HALF; fdsOuter = SignedFloatToFixed(dsdy + dxOuter * dsdx); - t0 = vLower->texcoord[0][1] * T_SCALE; - ft = (GLfixed)(t0 * FIXED_SCALE + dtdx * adjx + t0 = vLower->texcoord[0][1] * T_SCALE; + ft = (GLfixed)(t0 * FIXED_SCALE + dtdx * adjx + dtdy * adjy) + FIXED_HALF; - fdtOuter = SignedFloatToFixed(dtdy + dxOuter * dtdx); - } + fdtOuter = SignedFloatToFixed(dtdy + dxOuter * dtdx); + } #endif #ifdef INTERP_TEX { @@ -1011,18 +1011,18 @@ sLeft = s0 + (span.texStep[0][0] * adjx + dsdy * adjy) * (1.0F/FIXED_SCALE); dsOuter = dsdy + dxOuter * span.texStep[0][0]; - t0 = vLower->texcoord[0][1] * invW; - tLeft = t0 + (span.texStep[0][1] * adjx + dtdy * adjy) + t0 = vLower->texcoord[0][1] * invW; + tLeft = t0 + (span.texStep[0][1] * adjx + dtdy * adjy) * (1.0F/FIXED_SCALE); - dtOuter = dtdy + dxOuter * span.texStep[0][1]; - u0 = vLower->texcoord[0][2] * invW; - uLeft = u0 + (span.texStep[0][2] * adjx + dudy * adjy) + dtOuter = dtdy + dxOuter * span.texStep[0][1]; + u0 = vLower->texcoord[0][2] * invW; + uLeft = u0 + (span.texStep[0][2] * adjx + dudy * adjy) * (1.0F/FIXED_SCALE); - duOuter = dudy + dxOuter * span.texStep[0][2]; - v0 = vLower->texcoord[0][3] * invW; - vLeft = v0 + (span.texStep[0][3] * adjx + dvdy * adjy) + duOuter = dudy + dxOuter * span.texStep[0][2]; + v0 = vLower->texcoord[0][3] * invW; + vLeft = v0 + (span.texStep[0][3] * adjx + dvdy * adjy) * (1.0F/FIXED_SCALE); - dvOuter = dvdy + dxOuter * span.texStep[0][3]; + dvOuter = dvdy + dxOuter * span.texStep[0][3]; } #endif #ifdef INTERP_MULTITEX @@ -1036,15 +1036,15 @@ sLeft[u] = s0 + (span.texStep[u][0] * adjx + dsdy[u] * adjy) * (1.0F/FIXED_SCALE); dsOuter[u] = dsdy[u] + dxOuter * span.texStep[u][0]; - t0 = vLower->texcoord[u][1] * invW; - tLeft[u] = t0 + (span.texStep[u][1] * adjx + dtdy[u] + t0 = vLower->texcoord[u][1] * invW; + tLeft[u] = t0 + (span.texStep[u][1] * adjx + dtdy[u] * adjy) * (1.0F/FIXED_SCALE); - dtOuter[u] = dtdy[u] + dxOuter * span.texStep[u][1]; - u0 = vLower->texcoord[u][2] * invW; - uLeft[u] = u0 + (span.texStep[u][2] * adjx + dudy[u] + dtOuter[u] = dtdy[u] + dxOuter * span.texStep[u][1]; + u0 = vLower->texcoord[u][2] * invW; + uLeft[u] = u0 + (span.texStep[u][2] * adjx + dudy[u] * adjy) * (1.0F/FIXED_SCALE); - duOuter[u] = dudy[u] + dxOuter * span.texStep[u][2]; - v0 = vLower->texcoord[u][3] * invW; + duOuter[u] = dudy[u] + dxOuter * span.texStep[u][2]; + v0 = vLower->texcoord[u][3] * invW; vLeft[u] = v0 + (span.texStep[u][3] * adjx + dvdy[u] * adjy) * (1.0F/FIXED_SCALE); dvOuter[u] = dvdy[u] + dxOuter * span.texStep[u][3]; @@ -1100,10 +1100,10 @@ fdtInner = fdtOuter + span.intTexStep[1]; #endif #ifdef INTERP_TEX - dsInner = dsOuter + span.texStep[0][0]; - dtInner = dtOuter + span.texStep[0][1]; - duInner = duOuter + span.texStep[0][2]; - dvInner = dvOuter + span.texStep[0][3]; + dsInner = dsOuter + span.texStep[0][0]; + dtInner = dtOuter + span.texStep[0][1]; + duInner = duOuter + span.texStep[0][2]; + dvInner = dvOuter + span.texStep[0][3]; #endif #ifdef INTERP_MULTITEX { @@ -1294,10 +1294,10 @@ ft += fdtOuter; #endif #ifdef INTERP_TEX - sLeft += dsOuter; - tLeft += dtOuter; - uLeft += duOuter; - vLeft += dvOuter; + sLeft += dsOuter; + tLeft += dtOuter; + uLeft += duOuter; + vLeft += dvOuter; #endif #ifdef INTERP_MULTITEX { @@ -1347,10 +1347,10 @@ ft += fdtInner; #endif #ifdef INTERP_TEX - sLeft += dsInner; - tLeft += dtInner; - uLeft += duInner; - vLeft += dvInner; + sLeft += dsInner; + tLeft += dtInner; + uLeft += duInner; + vLeft += dvInner; #endif #ifdef INTERP_MULTITEX { |