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glide/glide3x/cvg/glide3/tests/test39.c

474 lines
14 KiB
C

/*
** THIS SOFTWARE IS SUBJECT TO COPYRIGHT PROTECTION AND IS OFFERED ONLY
** PURSUANT TO THE 3DFX GLIDE GENERAL PUBLIC LICENSE. THERE IS NO RIGHT
** TO USE THE GLIDE TRADEMARK WITHOUT PRIOR WRITTEN PERMISSION OF 3DFX
** INTERACTIVE, INC. A COPY OF THIS LICENSE MAY BE OBTAINED FROM THE
** DISTRIBUTOR OR BY CONTACTING 3DFX INTERACTIVE INC(info@3dfx.com).
** THIS PROGRAM IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
** EXPRESSED OR IMPLIED. SEE THE 3DFX GLIDE GENERAL PUBLIC LICENSE FOR A
** FULL TEXT OF THE NON-WARRANTY PROVISIONS.
**
** 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 UNPUBLISHED RIGHTS RESERVED UNDER THE COPYRIGHT LAWS OF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.
**
** COPYRIGHT 3DFX INTERACTIVE, INC. 1999, ALL RIGHTS RESERVED
**
*/
#include <stdlib.h>
#include <stdio.h>
#ifndef __linux__
#include <conio.h>
#else
#include <linutil.h>
#endif
#include <assert.h>
#include <string.h>
#include <glide.h>
#include "tlib.h"
int hwconfig;
static const char *version;
static const char name[] = "test39";
static const char purpose[] = "Multi-base address test";
static const char usage[] = "\t-d <screen dump filename>\n"
"\t-m [Check grGet(GR_MAX_TEXTURE_SIZE) for max map size]\n"
"\t-n <frames>\n"
"\t-r <res>\n";
int
main(int argc, char **argv)
{
char match;
char **remArgs;
int rv = -1;
GrScreenResolution_t resolution = GR_RESOLUTION_640x480;
float scrWidth = 640.0f;
float scrHeight = 480.0f;
int frames = -1;
FxBool scrgrab = FXFALSE;
char filename[256];
FxU32 wrange[2];
FxU32
minTexSize = 1,
maxTexSize = 256;
const TlVertex3D
srcVerts[4] =
{
{ -0.5f, 0.0f, 0.5f, 1.0f, 0.0f, 0.0f },
{ 0.5f, 0.0f, 0.5f, 1.0f, 1.0f, 0.0f },
{ -0.5f, 0.0f, -0.5f, 1.0f, 0.0f, 1.0f },
{ 0.5f, 0.0f, -0.5f, 1.0f, 1.0f, 1.0f }
};
/* Initialize Glide */
grGlideInit();
if ((hwconfig = tlVoodooType()) == 0) {
printf("Error getting 3Dfx hw type.\n");
exit(-1);
}
/* Process Command Line Arguments */
while((rv = tlGetOpt(argc, argv, "dmnrx", &match, &remArgs)) != 0) {
if (rv == -1) {
printf("Unrecognized command line argument\n");
printf("%s %s\n", name, usage);
printf("Available resolutions:\n%s\n",
tlGetResolutionList());
exit(-1);
}
switch(match) {
case 'd':
scrgrab = FXTRUE;
if (scrgrab) {
frames = 1;
strcpy(filename, remArgs[0]);
}
break;
case 'm':
/* Do we want to test larger sizes if the hw supports it? */
if (!grGet(GR_MAX_TEXTURE_SIZE, sizeof(maxTexSize), (FxI32 *)&maxTexSize)) {
printf("grGet(GR_MAX_TEXTURE_SIZE) failed.\n");
exit(-1);
}
break;
case 'n':
if (remArgs[0] != NULL) frames = atoi(remArgs[0]);
break;
case 'r':
if (remArgs[0] != NULL) resolution = tlGetResolutionConstant(remArgs[0],
&scrWidth,
&scrHeight);
break;
}
}
tlSetScreen(scrWidth, scrHeight);
version = grGetString(GR_VERSION);
printf("%s:\n%s\n", name, purpose);
printf("%s\n", version);
printf("Resolution: %s\n", tlGetResolutionString(resolution));
if (frames == -1) {
printf("Press A Key To Begin Test.\n");
tlGetCH();
}
grSstSelect(0);
if (grSstWinOpen(tlGethWnd(),
resolution,
GR_REFRESH_60Hz,
GR_COLORFORMAT_ABGR,
GR_ORIGIN_UPPER_LEFT,
2, 1) == 0) {
printf("grSstWinOpen failed.\n");
goto __errExit;
}
tlConSet(0.0f, 0.0f, 1.0f, 1.0f,
60, 30, 0xffffff);
/* Set up Render State */
grGet(GR_WDEPTH_MIN_MAX, 8, (FxI32 *)wrange);
grVertexLayout(GR_PARAM_XY, 0, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_Q, GR_VERTEX_OOW_OFFSET << 2, GR_PARAM_ENABLE);
grVertexLayout(GR_PARAM_ST0, GR_VERTEX_SOW_TMU0_OFFSET << 2, GR_PARAM_ENABLE);
grColorCombine(GR_COMBINE_FUNCTION_SCALE_OTHER,
GR_COMBINE_FACTOR_ONE,
GR_COMBINE_LOCAL_CONSTANT,
GR_COMBINE_OTHER_TEXTURE,
FXFALSE);
grTexCombine(GR_TMU0,
GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_ONE,
GR_COMBINE_FUNCTION_LOCAL, GR_COMBINE_FACTOR_ONE,
FXFALSE, FXFALSE);
/* Generate texture */
{
GrLOD_t
largeLod,
smallLod;
FxU16*
texData = NULL;
FxU32
totalMapSize,
curMapSize;
/* There's some closed form of this series thing, but I forget
* what it is and am way to lazy to actually go look it up. This
* is only a glide test after all.
*/
totalMapSize = 0;
curMapSize = maxTexSize;
while(curMapSize > 0) {
totalMapSize += (curMapSize * curMapSize) * sizeof(FxU16);
curMapSize >>= 1;
}
texData = (FxU16*)malloc(totalMapSize * sizeof(*texData));
if (texData == NULL) {
printf("Unable to allocate texture data.\n");
exit(-1);
}
/* Figure out the supported log2(lod size) */
largeLod = GR_LOD_LOG2_1;
while((0x01UL << largeLod) != maxTexSize) largeLod++;
smallLod = GR_LOD_LOG2_1;
while((0x01UL << smallLod) != minTexSize) smallLod++;
/* Build simple texture w/ a different color for each map to help
* distinguish the different maps when mipmapping. Additionally,
* add a 'border' so that we can see if the start of the texture
* gets mucked up due to an incorrect start address.
*/
{
FxU16
colorVal = 0xF800,
*curTexPtr = texData;
FxU32
i, j,
colorShift = (16 / largeLod);
curMapSize = maxTexSize;
while(curMapSize > 0) {
for(j = 0; j < curMapSize; j++) *curTexPtr++ = 0xFFFF;
for(i = 1; i < curMapSize - 1; i++) {
*curTexPtr++ = 0xFFFF;
for(j = 1; j < curMapSize - 1; j++) {
*curTexPtr++ = colorVal;
}
*curTexPtr++ = 0xFFFF;
}
for(j = 0; j < curMapSize; j++) *curTexPtr++ = 0xFFFF;
curMapSize >>= 1;
colorVal >>= colorShift;
}
}
{
GrTexInfo texInfo = {
GR_LOD_LOG2_1,
0,
GR_ASPECT_LOG2_1x1,
GR_TEXFMT_RGB_565,
0
};
FxU32
curTexAddr = 0x00UL,
texMultiBaseOffset;
texInfo.largeLodLog2 = largeLod;
texInfo.data = texData;
/* Determine the hw texture alignment and generate some random
* offset for the texture base addressing.
*/
{
FxU32
texAlign,
maxTexMem = grTexMaxAddress(GR_TMU0),
maxTexSize = grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
if (!grGet(GR_TEXTURE_ALIGN, sizeof(texAlign), (FxI32 *)&texAlign)) {
printf("grGet(GR_TEXTURE_ALIGN): Failed!\n");
exit(-1);
}
texAlign <<= 3UL;
/* Get some offset that has to be smaller than the amount of
* texxture space we have left divided by the # of times
* that we're going to add it in.
*/
do {
texMultiBaseOffset = rand();
} while ((texMultiBaseOffset < 0x1000UL) ||
(texMultiBaseOffset > ((maxTexMem - maxTexSize) / 4)));
texMultiBaseOffset = (texMultiBaseOffset + texAlign) & ~(texAlign - 1UL);
}
/* Download the texture to the multibase address specified by
* the current mode. We play a few games w/ offsetting the
* texture start address by texMultiBaseOffset to try to make
* sure that multi-base actually works inside of glide.
*/
/* Mmmm... multibase */
grTexMultibase(GR_TMU0, FXTRUE);
/* Download and set the base addresses in descending map size
* order offsetting by some dorky amount as we go.
*/
texInfo.smallLodLog2 = GR_LOD_LOG2_256;
texInfo.largeLodLog2 = largeLod;
grTexDownloadMipMap(GR_TMU0,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
grTexMultibaseAddress(GR_TMU0,
GR_TEXBASE_256,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
curTexAddr += (texMultiBaseOffset +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.data = (void*)((FxU8*)texInfo.data +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.smallLodLog2 = GR_LOD_LOG2_128;
texInfo.largeLodLog2 = GR_LOD_LOG2_128;
grTexDownloadMipMap(GR_TMU0,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
grTexMultibaseAddress(GR_TMU0,
GR_TEXBASE_128,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
curTexAddr += (texMultiBaseOffset +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.data = (void*)((FxU8*)texInfo.data +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.smallLodLog2 = GR_LOD_LOG2_64;
texInfo.largeLodLog2 = GR_LOD_LOG2_64;
grTexDownloadMipMap(GR_TMU0,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
grTexMultibaseAddress(GR_TMU0,
GR_TEXBASE_64,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
curTexAddr += (texMultiBaseOffset +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.data = (void*)((FxU8*)texInfo.data +
grTexTextureMemRequired(GR_MIPMAPLEVELMASK_BOTH,
&texInfo));
texInfo.smallLodLog2 = GR_LOD_LOG2_1;
texInfo.largeLodLog2 = GR_LOD_LOG2_32;
grTexDownloadMipMap(GR_TMU0,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
grTexMultibaseAddress(GR_TMU0,
GR_TEXBASE_32_TO_1,
curTexAddr,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
/* Source the whole texture. The large map start will reset
* baseAddr0, but that should be fine since we did not adjust
* its address because it came first.
*/
texInfo.smallLodLog2 = GR_LOD_LOG2_1;
texInfo.largeLodLog2 = largeLod;
grTexSource(GR_TMU0,
0x00UL,
GR_MIPMAPLEVELMASK_BOTH,
&texInfo);
}
free((void*)texData);
}
grTexMipMapMode(GR_TMU0,
GR_MIPMAP_NEAREST,
FXFALSE);
tlConOutput("Press a key to quit\n");
while(frames-- && tlOkToRender()) {
if (hwconfig == TL_VOODOORUSH) {
tlGetDimsByConst(resolution,
&scrWidth,
&scrHeight);
grClipWindow(0, 0, (FxU32) scrWidth, (FxU32) scrHeight);
}
grBufferClear(0x808080, 0xFF, wrange[1]);
{
static float
distance = 1.0f,
dDelta = 0.1f;
TlVertex3D
xfVerts[4],
prjVerts[4];
GrVertex
vtxA,
vtxB,
vtxC,
vtxD;
/*----
A-B
|\|
C-D
-----*/
vtxA.oow = 1.0f;
vtxB = vtxC = vtxD = vtxA;
#define MAX_DIST 30.5f
#define MIN_DIST 1.0f
distance += dDelta;
if (distance > MAX_DIST ||
distance < MIN_DIST) {
dDelta *= -1.0f;
distance += dDelta;
}
tlSetMatrix(tlIdentity());
tlMultMatrix(tlXRotation(-20.0f));
tlMultMatrix(tlTranslation(0.0f, -0.3f, distance));
tlTransformVertices(xfVerts, (TlVertex3D *)srcVerts, 4);
tlProjectVertices(prjVerts, xfVerts, 4);
vtxA.x = tlScaleX(prjVerts[0].x);
vtxA.y = tlScaleY(prjVerts[0].y);
vtxA.oow = 1.0f / prjVerts[0].w;
vtxA.tmuvtx[0].sow = prjVerts[0].s * 255.0f * vtxA.oow;
vtxA.tmuvtx[0].tow = prjVerts[0].t * 255.0f * vtxA.oow;
vtxB.x = tlScaleX(prjVerts[1].x);
vtxB.y = tlScaleY(prjVerts[1].y);
vtxB.oow = 1.0f / prjVerts[1].w;
vtxB.tmuvtx[0].sow = prjVerts[1].s * 255.0f * vtxB.oow;
vtxB.tmuvtx[0].tow = prjVerts[1].t * 255.0f * vtxB.oow;
vtxC.x = tlScaleX(prjVerts[2].x);
vtxC.y = tlScaleY(prjVerts[2].y);
vtxC.oow = 1.0f / prjVerts[2].w;
vtxC.tmuvtx[0].sow = prjVerts[2].s * 255.0f * vtxC.oow;
vtxC.tmuvtx[0].tow = prjVerts[2].t * 255.0f * vtxC.oow;
vtxD.x = tlScaleX(prjVerts[3].x);
vtxD.y = tlScaleY(prjVerts[3].y);
vtxD.oow = 1.0f / prjVerts[3].w;
vtxD.tmuvtx[0].sow = prjVerts[3].s * 255.0f * vtxD.oow;
vtxD.tmuvtx[0].tow = prjVerts[3].t * 255.0f * vtxD.oow;
grDrawTriangle(&vtxA, &vtxB, &vtxD);
grDrawTriangle(&vtxA, &vtxD, &vtxC);
}
tlConRender();
grBufferSwap(1);
/* grab the frame buffer */
if (scrgrab) {
if (!tlScreenDump(filename, (FxU16)scrWidth, (FxU16)scrHeight))
printf("Cannot open %s\n", filename);
scrgrab = FXFALSE;
}
if (tlKbHit()) {
char curKey = tlGetCH();
switch(curKey) {
default:
frames = 0;
break;
}
}
}
rv = 0;
__errExit:
grGlideShutdown();
return rv;
}