shithub: 3dee

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vis: add a specular raster view.

--- a/shaders.inc

+++ b/shaders.inc

@@ -162,6 +162,10 @@

 	c = addpt3(ambient, addpt3(diffuse, specular));

 	c.a = m.diffuse.a;

+

+	specular.a = 1;

+	sp->toraster(sp, "specular", &specular);

+

 	return c;

 }

@@ -237,6 +241,10 @@

 	c = addpt3(ambient, addpt3(diffuse, specular));

 	c.a = m.diffuse.a;

+

+	specular.a = 1;

+	sp->toraster(sp, "specular", &specular);

+

 	return c;

 }

--- a/vis.c

+++ b/vis.c

@@ -285,6 +285,7 @@

 		TSBILINEAR,

 		SP1,

 		SHOWNORMALS,

+		SHOWSPECULAR,

 		SHOWZBUFFER,

 		SP2,

 		SETCLRCOL,

@@ -304,6 +305,7 @@

 	 [TSBILINEAR]	"use bilinear sampler",

 			"",

 	 [SHOWNORMALS]	"show normals",

+	 [SHOWSPECULAR]	"show specular",

 	 [SHOWZBUFFER]	"show z-buffer",

 			"",

 	 [SETCLRCOL]	"set clear color",

@@ -344,6 +346,9 @@

 	case SHOWNORMALS:

 		curraster = curraster && strcmp(curraster, "normals") == 0? nil: "normals";

 		break;

+	case SHOWSPECULAR:

+		curraster = curraster && strcmp(curraster, "specular") == 0? nil: "specular";

+		break;

 	case SHOWZBUFFER:

 		curraster = curraster && strcmp(curraster, "z-buffer") == 0? nil: "z-buffer";

 		break;

@@ -708,6 +713,7 @@

 	v = mkviewport(fbw == 0 || fbh == 0? screenb->r: Rect(0,0,fbw,fbh));

 	v->setscale(v, scale, scale);

 	v->createraster(v, "normals", COLOR32);

+	v->createraster(v, "specular", COLOR32);

 	v->p.x = (Dx(screenb->r) - v->getwidth(v))/2;

 	v->p.y = (Dy(screenb->r) - v->getheight(v))/2;

 	if(scale == 2)