gfxinit.c
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/*====================================================================
* gfxinit.c
*
* Synopsis:
*
* mostly pinched from rdpcov written by hsa
*
* Copyright 1993, Silicon Graphics, Inc.
* All Rights Reserved.
*
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics,
* Inc.; the contents of this file may not be disclosed to third
* parties, copied or duplicated in any form, in whole or in part,
* without the prior written permission of Silicon Graphics, Inc.
*
* RESTRICTED RIGHTS LEGEND:
* Use, duplication or disclosure by the Government is subject to
* restrictions as set forth in subdivision (c)(1)(ii) of the Rights
* in Technical Data and Computer Software clause at DFARS
* 252.227-7013, and/or in similar or successor clauses in the FAR,
* DOD or NASA FAR Supplement. Unpublished - rights reserved under the
* Copyright Laws of the United States.
*====================================================================*/
#include <ultra64.h>
#include "gfx.h"
/*
* Remember, viewport structures have 2 bits of fraction in them.
*/
static Vp vp = {
SCREEN_WD*2, SCREEN_HT*2, G_MAXZ/2, 0, /* scale */
SCREEN_WD*2, SCREEN_HT*2, G_MAXZ/2, 0, /* translate */
};
Gfx setup_rdpstate[] = {
/*
* This RDP initialization sequence will setup the following modes
*
* 1 cycle mode, point sampled, non-zbuffer, smooth shaded opaque polygons
*/
/*
* scissor must be larger than background clear rectangle
*/
/* dp */ gsDPSetScissor(G_SC_NON_INTERLACE, 0, 0, SCREEN_WD, SCREEN_HT),
/* dp */ gsDPSetCycleType(G_CYC_1CYCLE),
/* dp */ gsDPPipelineMode(G_PM_NPRIMITIVE),
/* cc */ gsDPSetCombineMode(G_CC_SHADE, G_CC_SHADE),
/* cc */ gsDPSetCombineKey(G_CK_NONE),
/* bl */ gsDPSetAlphaCompare(G_AC_NONE),
/* bl */ gsDPSetDepthSource(G_ZS_PIXEL),
/* bl */ gsDPSetRenderMode(G_RM_OPA_SURF, G_RM_OPA_SURF2),
/* bl */ gsDPSetBlendMask(0xff),
/* mi */ gsDPSetColorDither(G_CD_DISABLE),
gsSPEndDisplayList(),
};
Gfx setup_rspstate[] = {
gsSPViewport(&vp),
gsSPSetGeometryMode(G_ZBUFFER | G_SHADE | G_SHADING_SMOOTH | G_CULL_BACK),
gsSPTexture(0, 0, 0, 0, G_OFF),
gsSPEndDisplayList(),
};
Gfx model1_matrix[] = {
gsSPMatrix(&dynamic.projection, G_MTX_PROJECTION|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.viewing, G_MTX_MODELVIEW|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model1, G_MTX_MODELVIEW|G_MTX_MUL|G_MTX_NOPUSH),
gsSPEndDisplayList(),
};
Gfx model2_matrix[] = {
gsSPMatrix(&dynamic.projection, G_MTX_PROJECTION|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.viewing, G_MTX_MODELVIEW|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model2, G_MTX_MODELVIEW|G_MTX_MUL|G_MTX_NOPUSH),
gsSPEndDisplayList(),
};
Gfx model3_matrix[] = {
gsSPMatrix(&dynamic.projection, G_MTX_PROJECTION|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.viewing, G_MTX_MODELVIEW|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model2, G_MTX_MODELVIEW|G_MTX_MUL|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model3, G_MTX_MODELVIEW|G_MTX_MUL|G_MTX_NOPUSH),
gsSPEndDisplayList(),
};
Gfx triangle_matrix[] = {
gsSPMatrix(&dynamic.projection, G_MTX_PROJECTION|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model1, G_MTX_MODELVIEW|G_MTX_LOAD|G_MTX_NOPUSH),
gsSPMatrix(&dynamic.model2, G_MTX_MODELVIEW|G_MTX_MUL|G_MTX_NOPUSH),
gsSPEndDisplayList(),
};