Brian Paul <[email protected]> writes:
> +     printf("clipflat: Failure for %s(%s),"
> +            " glFrontFace(%s), glPolygonMode(%s)\n",
> +            d, m, f, p);
> +     printf("\ttranslation: %f, %f\n", x, y);
> +
> +     if (testing_first_pv)
> +             printf("\tGL_EXT_provoking_vertex test: "
> +                    "GL_FIRST_VERTEX_CONVENTION_EXT mode\n");
> +
> +     printf("\tExpected color (0, 1, 0) but found (%g, %g, %g)\n",
> +            badColor[0], badColor[1], badColor[2]);
> +}

We usually print error reports to stderr.

> +enum piglit_result
> +piglit_display(void)
> +{
> +     bool pass = true;
> +
> +     testing_first_pv = false;
> +
> +     pass = testPrim(GL_TRIANGLES,
> +                     (GLfloat *) TriVerts,
> +                     ARRAY_SIZE(TriVerts)) && pass;
> +
> +     pass = testPrim(GL_TRIANGLE_STRIP,
> +                     (GLfloat *) TriStripVerts,
> +                     ARRAY_SIZE(TriStripVerts)) && pass;
> +
> +     pass = testPrim(GL_TRIANGLE_FAN,
> +                     (GLfloat *) TriFanVerts,
> +                     ARRAY_SIZE(TriFanVerts)) && pass;
> +
> +     pass = testPrim(GL_QUADS,
> +                     (GLfloat *) QuadVerts,
> +                     ARRAY_SIZE(QuadVerts)) && pass;
> +
> +     pass = testPrim(GL_QUAD_STRIP,
> +                     (GLfloat *) QuadStripVerts,
> +                     ARRAY_SIZE(QuadStripVerts)) && pass;
> +
> +     pass = testPrim(GL_POLYGON,
> +                     (GLfloat *) PolygonVerts,
> +                     ARRAY_SIZE(PolygonVerts)) && pass;
> +
> +     if (provoking_vertex_first) {
> +             glProvokingVertex(GL_FIRST_VERTEX_CONVENTION_EXT);
> +             testing_first_pv = true;
> +
> +             pass = testPrim(GL_TRIANGLES,
> +                             (GLfloat *) TriVertsFirstPV,
> +                             ARRAY_SIZE(TriVertsFirstPV)) && pass;
> +
> +             pass = testPrim(GL_TRIANGLE_STRIP,
> +                             (GLfloat *) TriStripVertsFirstPV,
> +                             ARRAY_SIZE(TriStripVertsFirstPV)) && pass;
> +
> +             pass = testPrim(GL_TRIANGLE_FAN,
> +                             (GLfloat *) TriFanVertsFirstPV,
> +                             ARRAY_SIZE(TriFanVertsFirstPV)) && pass;
> +
> +             if (quads_follows_pv_convention)
> +                     pass = testPrim(GL_QUADS,
> +                                     (GLfloat *) QuadVertsFirstPV,
> +                                     ARRAY_SIZE(QuadVertsFirstPV)) && pass;
> +             else
> +                     pass = testPrim(GL_QUADS,
> +                                     (GLfloat *) QuadVerts,
> +                                     ARRAY_SIZE(QuadVerts)) && pass;
> +
> +             if (quads_follows_pv_convention)
> +                     pass = testPrim(GL_QUAD_STRIP,
> +                                     (GLfloat *) QuadStripVertsFirstPV,
> +                                     ARRAY_SIZE(QuadStripVertsFirstPV)) && 
> pass;
> +             else
> +                     pass = testPrim(GL_QUAD_STRIP,
> +                                     (GLfloat *) QuadStripVerts,
> +                                     ARRAY_SIZE(QuadStripVerts)) && pass;
> +
> +             pass  = testPrim(GL_POLYGON,
> +                              (GLfloat *) PolygonVerts,
> +                              ARRAY_SIZE(PolygonVerts)) && pass;
> +     }

This looks like a candidate for the subtest report support, if it's not
going to grow a command-line argument to choose the mode (which of
course is preferred).

Overall, looks good.  I assume glean clipflat will be dropped when this
lands?

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