- refactored common sources into common
git-svn-id: http://moon:8086/svn/mips@197 a8ebac50-d88d-4704-bea3-6648445a41b3
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/* Copyrighted Pixar 1989 */
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/* From the RenderMan Companion p. 168 */
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/* Listing 8.5 An improved boilerplate viewing program */
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#include <stdio.h>
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#include <jman/ri.h>
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#include <jman/camset.h>
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#include <jman/polys.h>
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/* viewbasics.c: file compiling view options into a rendering shell. */
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#define DATATYPE RI_RGBA /* Pixels have RGB and coverage */
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#define SHADINGRATE 20.0
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#define PICXRES 800.0 /* Horizontal output resolution */
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#define PICYRES 600.0 /* Vertical output resolution */
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#define CROPMINX 0.0 /* RiCropWindow() parameters */
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#define CROPMAXX 1.0
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#define CROPMINY 0.0
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#define CROPMAXY 1.0
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#define CAMXFROM 0.0 /* Camera position */
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#define CAMYFROM 0.0
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#define CAMZFROM -2.0
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#define CAMXTO 0.5 /* Camera direction */
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#define CAMYTO 0.0
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#define CAMZTO 1.0
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#define CAMROLL 0.0 /* Camera roll */
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#define CAMZOOM 0.5 /* Camera zoom rate */
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//--------------------------------------------------------------------
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RtPoint CameraFrom = { CAMXFROM, CAMYFROM, CAMZFROM },
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CameraTo = { CAMXTO, CAMYTO, CAMZTO };
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RtPoint Square[4] = { {.5,.5,0}, {.5,-.5,0}, {-.5,-.5,0}, {-.5,.5,0} };
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static RtColor Color = { .6, .8, .2 };
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#define L -.5 /* For x: left side */
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#define R .5 /* For x: right side */
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#define D -.5 /* For y: down side */
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#define U .5 /* For y: upper side */
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#define F .5 /* For z: far side */
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#define N -.5 /* For z: near side */
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/* UnitCube(): define a cube in the graphics environment */
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void UnitCube()
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{
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static RtPoint Cube[6][4] = {
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{ {L,D,F}, {L,D,N}, {R,D,N}, {R,D,F} }, /* Bottom face */
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{ {L,D,F}, {L,U,F}, {L,U,N}, {L,D,N} }, /* Left face */
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{ {R,U,N}, {L,U,N}, {L,U,F}, {R,U,F} }, /* Top face */
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{ {R,U,N}, {R,U,F}, {R,D,F}, {R,D,N} }, /* Right face */
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{ {R,D,F}, {R,U,F}, {L,U,F}, {L,D,F} }, /* Far face */
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{ {L,U,N}, {R,U,N}, {R,D,N}, {L,D,N} } /* Near face */
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};
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int i;
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for( i = 0; i < 6; i++) /* Declare the cube */
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RiPolygon( (RtInt) 4, RI_P, (RtPointer) Cube[i], RI_NULL);
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}
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//--------------------------------------------------------------------
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#define NPOINTS 16
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Point2D points[NPOINTS] = {
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{1.5000,.0000},
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{1.4600,.0900},
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{1.3500,.1273},
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{1.2625,.1203},
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{1.1750,.1047},
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{1.0875,.0935},
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{1.0000,.0899},
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{0.9375,.0982},
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{0.8625,.1236},
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{0.7250,.1851},
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{0.5875,.2281},
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{0.4500,.2383},
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{0.3375,.2255},
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{0.2250,.1953},
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{0.0750,.1414},
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{0.0000,.1125}
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};
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RtColor colors[NPOINTS] = {
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5},
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{.9,.9,.5}
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};
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RtColor color = {.9,.9,.5};
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void Go(void)
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{
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RiColor(color);
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/*RiTranslate(0.0,-0.5,0.0);*/
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RiRotate(-90.0, 1.0, 0.0, 0.0);
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PolySurfOR(points, colors, NPOINTS);
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}
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main()
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{
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RiBegin(RI_NULL); /* As always */
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/* Output image characteristics */
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RiDisplay(RI_NULL, RI_FRAMEBUFFER, DATATYPE, RI_NULL);
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RiShadingRate(SHADINGRATE);
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RiFormat((RtInt)PICXRES, (RtInt)PICYRES, -1.0); /* Image resolution */
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RiTransformBegin();
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RiRotate(30, 1.0, 0.0, 0.0);
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RiLightSource( "distantlight", RI_NULL);
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RiTransformEnd();
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/* Region of image rendered */
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RiCropWindow(CROPMINX, CROPMAXX, CROPMINY, CROPMAXY);
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FrameCamera2(PICXRES*CAMZOOM, PICXRES, PICYRES);
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// RiFrameAspectRatio(1.83);
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/* Camera position and orientation */
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CameraTo[0] -= CameraFrom[0];
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CameraTo[1] -= CameraFrom[1];
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CameraTo[2] -= CameraFrom[2];
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PlaceCamera(CameraFrom, CameraTo, CAMROLL);
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RiClipping(1E-3, RI_INFINITY); /* Clipping planes*/
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// RiRotate(-40, 3.0, 2.0, 1.0);
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/* Now describe the world */
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RiWorldBegin();
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/* ...Your scene here... */
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RiSurface("matte", RI_NULL);
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RiColor(Color); /* Declare the color */
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// RiRotate(10, 0.0, 1.0, 0.0);
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RiTranslate(0, -1.0, 0.0);
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// RiScale(2.0, 1.0, 1.0);
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// RiPatch(RI_BICUBIC, RI_P, (RtPointer)Square, RI_NULL);
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// RiPatch(RI_BILINEAR, RI_P, (RtPointer)Square, RI_NULL);
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UnitCube();
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// RiPointsPolygons(1, (RtInt*)&nverts, verts, RI_P, (RtPointer)Square, RI_NULL);
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RiTranslate(0, 0.5, 0.0);
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Go();
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RiWorldEnd();
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RiEnd();
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return 0;
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}
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