diff options
Diffstat (limited to 'src/mesa/swrast/s_tritemp.h')
| -rw-r--r-- | src/mesa/swrast/s_tritemp.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h index 0ed1772a88..c85379b4b1 100644 --- a/src/mesa/swrast/s_tritemp.h +++ b/src/mesa/swrast/s_tritemp.h @@ -41,7 +41,7 @@ * INTERP_TEX - if defined, interpolate set 0 float STRQ texcoords * NOTE: OpenGL STRQ = Mesa STUV (R was taken for red) * INTERP_MULTITEX - if defined, interpolate N units of STRQ texcoords - * INTERP_VARYING - if defined, interpolate M floats of GLSL varyings + * INTERP_VARYING - if defined, interpolate M GLSL varyings * * When one can directly address pixels in the color buffer the following * macros can be defined and used to compute pixel addresses during @@ -144,6 +144,7 @@ #ifdef INTERP_VARYING +/* XXX need a varyingEnabled[] check */ #define VARYING_LOOP(CODE) \ { \ GLuint iv, ic; \ @@ -669,8 +670,8 @@ static void NAME(GLcontext *ctx, const SWvertex *v0, /* win[3] is 1/W */ const GLfloat wMax = vMax->win[3], wMin = vMin->win[3], wMid = vMid->win[3]; VARYING_LOOP( - GLfloat eMaj_dvar = vMax->attribute[iv][ic] * wMax - vMin->attribute[iv][ic] * wMin; - GLfloat eBot_dvar = vMid->attribute[iv][ic] * wMid - vMin->attribute[iv][ic] * wMin; + GLfloat eMaj_dvar = vMax->varying[iv][ic] * wMax - vMin->varying[iv][ic] * wMin; + GLfloat eBot_dvar = vMid->varying[iv][ic] * wMid - vMin->varying[iv][ic] * wMin; span.varStepX[iv][ic] = oneOverArea * (eMaj_dvar * eBot.dy - eMaj.dy * eBot_dvar); span.varStepY[iv][ic] = oneOverArea * (eMaj.dx * eBot_dvar - eMaj_dvar * eBot.dx); ) @@ -1060,7 +1061,7 @@ static void NAME(GLcontext *ctx, const SWvertex *v0, #ifdef INTERP_VARYING VARYING_LOOP( const GLfloat invW = vLower->win[3]; - const GLfloat var0 = vLower->attribute[iv][ic] * invW; + const GLfloat var0 = vLower->varying[iv][ic] * invW; varLeft[iv][ic] = var0 + (span.varStepX[iv][ic] * adjx + span.varStepY[iv][ic] * adjy) * (1.0f / FIXED_SCALE); dvarOuter[iv][ic] = span.varStepY[iv][ic] + dxOuter * span.varStepX[iv][ic]; |