diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/swrast/s_triangle.c | 39 |
1 files changed, 27 insertions, 12 deletions
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c index 472d2efff1d..b08830d3866 100644 --- a/src/mesa/swrast/s_triangle.c +++ b/src/mesa/swrast/s_triangle.c @@ -1,4 +1,4 @@ -/* $Id: s_triangle.c,v 1.31 2001/07/09 16:16:20 brianp Exp $ */ +/* $Id: s_triangle.c,v 1.32 2001/07/09 16:24:30 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -349,11 +349,11 @@ affine_span(GLcontext *ctx, struct triangle_span *span, { GLint tr, tg, tb, ta; - /* Instead of defining a function for each mode, a test is done - * between the outer and inner loops. This is to reduce code size - * and complexity. Observe that an optimizing compiler kills - * unused variables (for instance tf,sf,ti,si in case of GL_NEAREST). - */ + /* Instead of defining a function for each mode, a test is done + * between the outer and inner loops. This is to reduce code size + * and complexity. Observe that an optimizing compiler kills + * unused variables (for instance tf,sf,ti,si in case of GL_NEAREST). + */ #define NEAREST_RGB \ tr = tex00[RCOMP]; \ @@ -669,7 +669,13 @@ static void affine_textured_triangle( GLcontext *ctx, } \ info.tsize = obj->Image[b]->Height * info.tbytesline; -#define RENDER_SPAN( span ) \ +#define RENDER_SPAN( span ) \ + if (ctx->Light.ShadeModel == GL_FLAT) { \ + span.red = IntToFixed(v2->color[RCOMP]); \ + span.green = IntToFixed(v2->color[GCOMP]); \ + span.blue = IntToFixed(v2->color[BCOMP]); \ + span.alpha = IntToFixed(v2->color[ACOMP]); \ + } \ affine_span(ctx, &span, &info); #include "s_tritemp.h" @@ -737,8 +743,8 @@ fast_persp_span(GLcontext *ctx, struct triangle_span *span, GLfixed t_fix = FloatToFixed(t_tmp); \ GLint s = FixedToInt(FixedFloor(s_fix)) & info->smask; \ GLint t = FixedToInt(FixedFloor(t_fix)) & info->tmask; \ - GLfixed sf = s_fix & FIXED_FRAC_MASK; \ - GLfixed tf = t_fix & FIXED_FRAC_MASK; \ + GLfixed sf = s_fix & FIXED_FRAC_MASK; \ + GLfixed tf = t_fix & FIXED_FRAC_MASK; \ GLfixed si = FIXED_FRAC_MASK - sf; \ GLfixed ti = FIXED_FRAC_MASK - tf; \ GLint pos = (t << info->twidth_log2) + s; \ @@ -956,22 +962,31 @@ static void persp_textured_triangle( GLcontext *ctx, info.tbytesline = obj->Image[b]->Width * 4; \ break; \ default: \ - _mesa_problem(NULL, "Bad texture format in affine_texture_triangle");\ + _mesa_problem(NULL, "Bad texture format in persp_textured_triangle");\ return; \ } \ info.tsize = obj->Image[b]->Height * info.tbytesline; -#define RENDER_SPAN( span ) \ +#define RENDER_SPAN( span ) \ + if (ctx->Light.ShadeModel == GL_FLAT) { \ + span.red = IntToFixed(v2->color[RCOMP]); \ + span.green = IntToFixed(v2->color[GCOMP]); \ + span.blue = IntToFixed(v2->color[BCOMP]); \ + span.alpha = IntToFixed(v2->color[ACOMP]); \ + } \ fast_persp_span(ctx, &span, &info); #include "s_tritemp.h" } + + /* * Generate arrays of fragment colors, z, fog, texcoords, etc from a * triangle span object. Then call the span/fragment processsing - * functions in s_span.[ch]. + * functions in s_span.[ch]. This is used by a bunch of the textured + * triangle functions. */ static void rasterize_span(GLcontext *ctx, const struct triangle_span *span) |