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glide2x: merge scanf() and fread() updates to g3df.c and gpci.c from glide3x

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This commit is contained in:
sezero
2018-08-22 03:15:56 +03:00
parent 66386d5ac4
commit b8c4edab9d
4 changed files with 262 additions and 189 deletions
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138
glide2x/cvg/glide/src/g3df.c
View File

@@ -73,10 +73,10 @@ extern const int _grMipMapHostWH[GR_ASPECT_1x8 + 1][GR_LOD_1 + 1][2];
extern FxU32 _gr_aspect_index_table[];
extern FxU32 _grMipMapHostSize[4][16];
static FxU16 ReadDataShort(FILE *);
static FxU32 ReadDataLong(FILE *);
static void Read8Bit(FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static void Read16Bit(FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static FxBool ReadDataShort(FILE *, FxU16 *data);
static FxBool ReadDataLong(FILE *, FxU32 *data);
static FxBool Read8Bit(FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static FxBool Read16Bit(FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
#if ((GLIDE_PLATFORM & (GLIDE_OS_DOS32 | GLIDE_OS_WIN32 | GLIDE_OS_MACOS)) != 0)
static const char *openmode = "rb";
@@ -161,11 +161,9 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
};
GDBG_INFO(81,"gu3dfGetInfo(%s,0x%x)\n",FileName,Info);
/*
** open the filen
*/
if((image_file = fopen(FileName, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) return FXFALSE;
if ((image_file = fopen(FileName, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** grab statistics out of the header
@@ -174,14 +172,13 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
version,
color_format,
&small_lod, &large_lod,
&aspect_width, &aspect_height) == 0)
return FXFALSE;
&aspect_width, &aspect_height) != 6)
goto _loc1;
/*
** determine aspect ratio, height, and width
*/
i = 0;
ratio_found = FXFALSE;
while ((i < 4) && (!ratio_found)) {
if ((aspect_width << i) == aspect_height) {
Info->header.aspect_ratio = wh_aspect_table[i];
@@ -200,7 +197,7 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
i++;
}
if (!ratio_found) return FXFALSE;
if (!ratio_found) goto _loc1;
/*
** determine height and width of the mip map
@@ -310,7 +307,6 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
}
i = 0;
format_found = FXFALSE;
while ((cftable[i].name != 0) && (!format_found)) {
if (strcmp(color_format, cftable[i].name) == 0) {
Info->header.format = cftable[i].fmt;
@@ -323,7 +319,8 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
/*
** close the input file
*/
if (image_file != NULL) fclose(image_file);
_loc1:
fclose(image_file);
if (format_found) {
FxI32 lod;
@@ -347,11 +344,9 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
char buffer[100] = "";
GDBG_INFO(81,"gu3dfLoad(%s,0x%x)\n",filename,info);
/*
** open the file
*/
if ((image_file = fopen(filename, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** If necessary, read in the YIQ decompression table
@@ -363,37 +358,50 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
** read in Y
*/
for (index = 0; index < 16; index++)
info->table.nccTable.yRGB[index] = ((FxI16) ReadDataShort(image_file)) & 0xFF;
{
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.yRGB[index] = val & 0xFF;
}
/*
** read in I
*/
for (index = 0; index < 4; index++) {
info->table.nccTable.iRGB[index][0] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.iRGB[index][1] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.iRGB[index][2] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][2] = val & 0x1FF;
}
/*
** read in Q
*/
for (index = 0; index < 4; index++) {
info->table.nccTable.qRGB[index][0] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.qRGB[index][1] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.qRGB[index][2] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][2] = val & 0x1FF;
}
/*
** pack the table Y entries
*/
for (index = 0; index < 4; index++) {
for (index = 0; index < 4; index++)
{
FxU32 packedvalue;
packedvalue = ((FxU32) info->table.nccTable.yRGB[index*4+0]);
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+1]) << 8;
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+2]) << 16;
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+3]) << 24;
info->table.nccTable.packed_data[index] = packedvalue;
}
@@ -431,7 +439,11 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
(info->header.format == GR_TEXFMT_AP_88)) {
FxU32 i;
for(i = 0; i < 256; i++)
info->table.palette.data[i] = ReadDataLong(image_file);
{
FxU32 val;
if (!ReadDataLong(image_file, &val)) goto _loc1;
info->table.palette.data[i] = val;
}
}
/*
@@ -445,10 +457,11 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
case GR_TEXFMT_YIQ_422:
case GR_TEXFMT_RGB_332:
case GR_TEXFMT_P_8:
Read8Bit(info->data, image_file,
if(!Read8Bit(info->data, image_file,
info->header.small_lod,
info->header.large_lod,
info->header.aspect_ratio);
info->header.aspect_ratio))
goto _loc1;
break;
case GR_TEXFMT_RGB_565:
@@ -458,21 +471,20 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
case GR_TEXFMT_ARGB_4444:
case GR_TEXFMT_ALPHA_INTENSITY_88:
case GR_TEXFMT_AP_88:
Read16Bit(info->data, image_file,
if(!Read16Bit(info->data, image_file,
info->header.small_lod,
info->header.large_lod,
info->header.aspect_ratio);
info->header.aspect_ratio))
goto _loc1;
break;
default:
_loc1:
fclose(image_file);
return FXFALSE;
}
/*
** close the file
*/
fclose(image_file);
return FXTRUE;
}
@@ -481,7 +493,7 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
**
** Read in an 8-bit texture map, unpacked.
*/
static void
static FxBool
Read8Bit(FxU8 *data, FILE *image_file,
int small_lod, int large_lod,
GrAspectRatio_t aspect_ratio)
@@ -493,9 +505,11 @@ Read8Bit(FxU8 *data, FILE *image_file,
width = _grMipMapHostWH[aspect_ratio][lod][0];
height = _grMipMapHostWH[aspect_ratio][lod][1];
fread(data, sizeof(char), width*height, image_file);
if (fread(data, 1, width*height, image_file) != (width*height))
return FXFALSE;
data += width*height;
}
return FXTRUE;
}
/*
@@ -503,7 +517,7 @@ Read8Bit(FxU8 *data, FILE *image_file,
**
** Read in a 16-bit texture map, unpacked.
*/
static void Read16Bit(FxU16 *data, FILE *image_file,
static FxBool Read16Bit(FxU16 *data, FILE *image_file,
int small_lod, int large_lod,
GrAspectRatio_t aspect_ratio)
{
@@ -516,42 +530,54 @@ static void Read16Bit(FxU16 *data, FILE *image_file,
height = _grMipMapHostWH[aspect_ratio][lod][1];
for (index = 0; index < (width * height); index++) {
*data = ReadDataShort(image_file);
if (!ReadDataShort(image_file,data))
return FXFALSE;
data++;
}
}
return FXTRUE;
}
/*
** FxU16 ReadDataShort
*/
static FxU16 ReadDataShort(FILE *fp)
static FxBool ReadDataShort(FILE *fp, FxU16 *data)
{
FxU16 b1 = (FxU16)getc(fp);
FxU16 b2 = (FxU16)getc(fp);
#define kShiftB1 8
#define kShiftB2 0
FxU16 value;
int b;
return (((b1 & 0xFF) << kShiftB1) | ((b2 & 0xFF) << kShiftB2));
/*
** read in the MSB
*/
b = getc (fp);
if (b == EOF) return FXFALSE;
value = (FxU16) ((b&0xFF)<<8);
/*
** read in the LSB
*/
b = getc (fp);
if (b == EOF) return FXFALSE;
value |= (FxU16) (b & 0x00FF);
*data = value;
return FXTRUE;
}
/*
** ReadDataLong
*/
static FxU32 ReadDataLong(FILE *fp)
static FxBool ReadDataLong(FILE *fp, FxU32 *data)
{
FxU32 data;
FxU8 byte[4];
fread(byte, 4, 1, fp);
data = (((FxU32) byte[0]) << 24) |
if (fread(byte, 1, 4, fp) != 4)
return FXFALSE;
*data = (((FxU32) byte[0]) << 24) |
(((FxU32) byte[1]) << 16) |
(((FxU32) byte[2]) << 8) |
((FxU32) byte[3]);
return data;
return FXTRUE;
}

135
glide2x/h3/glide/src/g3df.c
View File

@@ -76,10 +76,10 @@
#include <glide.h>
#include "fxglide.h"
static FxU16 ReadDataShort(FILE *);
static FxU32 ReadDataLong(FILE *);
static void Read8Bit(FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static void Read16Bit(FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static FxBool ReadDataShort(FILE *, FxU16 *data);
static FxBool ReadDataLong(FILE *, FxU32 *data);
static FxBool Read8Bit(FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static FxBool Read16Bit(FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
#if ((GLIDE_PLATFORM & (GLIDE_OS_DOS32 | GLIDE_OS_WIN32 | GLIDE_OS_MACOS)) != 0)
static const char *openmode = "rb";
@@ -163,11 +163,9 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
};
GDBG_INFO(81,"gu3dfGetInfo(%s,0x%x)\n",FileName,Info);
/*
** open the filen
*/
if((image_file = fopen(FileName, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) return FXFALSE;
if ((image_file = fopen(FileName, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** grab statistics out of the header
@@ -176,14 +174,13 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
version,
color_format,
&small_lod, &large_lod,
&aspect_width, &aspect_height) == 0)
return FXFALSE;
&aspect_width, &aspect_height) != 6)
goto _loc1;
/*
** determine aspect ratio, height, and width
*/
i = 0;
ratio_found = FXFALSE;
while ((i < 4) && (!ratio_found)) {
if ((aspect_width << i) == aspect_height) {
Info->header.aspect_ratio = wh_aspect_table[i];
@@ -202,7 +199,7 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
i++;
}
if (!ratio_found) return FXFALSE;
if (!ratio_found) goto _loc1;
/*
** determine height and width of the mip map
@@ -312,7 +309,6 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
}
i = 0;
format_found = FXFALSE;
while ((cftable[i].name != 0) && (!format_found)) {
if (strcmp(color_format, cftable[i].name) == 0) {
Info->header.format = cftable[i].fmt;
@@ -325,7 +321,8 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
/*
** close the input file
*/
if (image_file != NULL) fclose(image_file);
_loc1:
fclose(image_file);
if (format_found) {
FxI32 lod;
@@ -357,11 +354,9 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
char buffer[100] = "";
GDBG_INFO(81,"gu3dfLoad(%s,0x%x)\n",filename,info);
/*
** open the file
*/
if ((image_file = fopen(filename, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** If necessary, read in the YIQ decompression table
@@ -373,37 +368,50 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
** read in Y
*/
for (index = 0; index < 16; index++)
info->table.nccTable.yRGB[index] = ((FxI16) ReadDataShort(image_file)) & 0xFF;
{
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.yRGB[index] = val & 0xFF;
}
/*
** read in I
*/
for (index = 0; index < 4; index++) {
info->table.nccTable.iRGB[index][0] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.iRGB[index][1] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.iRGB[index][2] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][2] = val & 0x1FF;
}
/*
** read in Q
*/
for (index = 0; index < 4; index++) {
info->table.nccTable.qRGB[index][0] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.qRGB[index][1] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
info->table.nccTable.qRGB[index][2] = ((FxI16) ReadDataShort(image_file)) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][2] = val & 0x1FF;
}
/*
** pack the table Y entries
*/
for (index = 0; index < 4; index++) {
for (index = 0; index < 4; index++)
{
FxU32 packedvalue;
packedvalue = ((FxU32) info->table.nccTable.yRGB[index*4+0]);
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+1]) << 8;
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+2]) << 16;
packedvalue |= ((FxU32) info->table.nccTable.yRGB[index*4+3]) << 24;
info->table.nccTable.packed_data[index] = packedvalue;
}
@@ -441,7 +449,11 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
(info->header.format == GR_TEXFMT_AP_88)) {
FxU32 i;
for(i = 0; i < 256; i++)
info->table.palette.data[i] = ReadDataLong(image_file);
{
FxU32 val;
if (!ReadDataLong(image_file, &val)) goto _loc1;
info->table.palette.data[i] = val;
}
}
/*
@@ -455,10 +467,11 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
case GR_TEXFMT_YIQ_422:
case GR_TEXFMT_RGB_332:
case GR_TEXFMT_P_8:
Read8Bit(info->data, image_file,
if(!Read8Bit(info->data, image_file,
G3_LOD_TRANSLATE(info->header.small_lod),
G3_LOD_TRANSLATE(info->header.large_lod),
G3_ASPECT_TRANSLATE(info->header.aspect_ratio));
G3_ASPECT_TRANSLATE(info->header.aspect_ratio)))
goto _loc1;
break;
case GR_TEXFMT_RGB_565:
@@ -468,21 +481,20 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
case GR_TEXFMT_ARGB_4444:
case GR_TEXFMT_ALPHA_INTENSITY_88:
case GR_TEXFMT_AP_88:
Read16Bit(info->data, image_file,
if (!Read16Bit(info->data, image_file,
G3_LOD_TRANSLATE(info->header.small_lod),
G3_LOD_TRANSLATE(info->header.large_lod),
G3_ASPECT_TRANSLATE(info->header.aspect_ratio));
G3_ASPECT_TRANSLATE(info->header.aspect_ratio)))
goto _loc1;
break;
default:
_loc1:
fclose(image_file);
return FXFALSE;
}
/*
** close the file
*/
fclose(image_file);
return FXTRUE;
}
@@ -491,7 +503,7 @@ GR_DIENTRY(gu3dfLoad, FxBool, (const char *filename, Gu3dfInfo *info))
**
** Read in an 8-bit texture map, unpacked.
*/
static void
static FxBool
Read8Bit(FxU8 *data, FILE *image_file,
int small_lod, int large_lod,
GrAspectRatio_t aspect_ratio)
@@ -503,9 +515,11 @@ Read8Bit(FxU8 *data, FILE *image_file,
width = _grMipMapHostWH[aspect_ratio][lod][0];
height = _grMipMapHostWH[aspect_ratio][lod][1];
fread(data, sizeof(char), width*height, image_file);
if (fread(data, 1, width*height, image_file) != (width*height))
return FXFALSE;
data += width*height;
}
return FXTRUE;
}
/*
@@ -513,7 +527,7 @@ Read8Bit(FxU8 *data, FILE *image_file,
**
** Read in a 16-bit texture map, unpacked.
*/
static void Read16Bit(FxU16 *data, FILE *image_file,
static FxBool Read16Bit(FxU16 *data, FILE *image_file,
int small_lod, int large_lod,
GrAspectRatio_t aspect_ratio)
{
@@ -526,39 +540,54 @@ static void Read16Bit(FxU16 *data, FILE *image_file,
height = _grMipMapHostWH[aspect_ratio][lod][1];
for (index = 0; index < (width * height); index++) {
*data = ReadDataShort(image_file);
if (!ReadDataShort(image_file,data))
return FXFALSE;
data++;
}
}
return FXTRUE;
}
/*
** FxU16 ReadDataShort
*/
static FxU16 ReadDataShort(FILE *fp)
static FxBool ReadDataShort(FILE *fp, FxU16 *data)
{
FxU16 b1 = (FxU16)getc(fp);
FxU16 b2 = (FxU16)getc(fp);
#define kShiftB1 8
#define kShiftB2 0
FxU16 value;
int b;
return (((b1 & 0xFF) << kShiftB1) | ((b2 & 0xFF) << kShiftB2));
/*
** read in the MSB
*/
b = getc (fp);
if (b == EOF) return FXFALSE;
value = (FxU16) ((b&0xFF)<<8);
/*
** read in the LSB
*/
b = getc (fp);
if (b == EOF) return FXFALSE;
value |= (FxU16) (b & 0x00FF);
*data = value;
return FXTRUE;
}
/*
** ReadDataLong
*/
static FxU32 ReadDataLong(FILE *fp)
static FxBool ReadDataLong(FILE *fp, FxU32 *data)
{
FxU32 data;
FxU8 byte[4];
fread(byte, 4, 1, fp);
data = (((FxU32) byte[0]) << 24) |
if (fread(byte, 1, 4, fp) != 4)
return FXFALSE;
*data = (((FxU32) byte[0]) << 24) |
(((FxU32) byte[1]) << 16) |
(((FxU32) byte[2]) << 8) |
((FxU32) byte[3]);
return data;
return FXTRUE;
}

7
glide2x/h3/glide/src/gpci.c
View File

@@ -1002,8 +1002,11 @@ _GlideInitEnvironment(void)
_GlideRoot.environment.autoBump ? "FXTRUE" : "FXFALSE");
if (GETENV("FX_GLIDE_BUMPSIZE"))
sscanf(GETENV("FX_GLIDE_BUMPSIZE"), "%lx",
&_GlideRoot.environment.bumpSize);
{
unsigned int u;
if (sscanf(GETENV("FX_GLIDE_BUMPSIZE"), "%x", &u) == 1)
_GlideRoot.environment.bumpSize = u;
}
else
_GlideRoot.environment.bumpSize = 0x10000;
GDBG_INFO(80, "\tbumpSize: 0x%x\n", _GlideRoot.environment.bumpSize);

171
glide2x/sst1/glide/src/g3df.c
View File

@@ -41,12 +41,12 @@ extern const int _grMipMapHostWH[GR_ASPECT_1x8+1][GR_LOD_1+1][2];
extern FxU32 _gr_aspect_index_table[];
extern FxU32 _grMipMapHostSize[4][16];
static FxU16 ReadDataShort( FILE * );
static FxU32 ReadDataLong( FILE * );
static void Read8Bit( FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect );
static void Read16Bit( FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect );
static FxBool ReadDataShort(FILE *, FxU16 *data);
static FxBool ReadDataLong(FILE *, FxU32 *data);
static FxBool Read8Bit(FxU8 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
static FxBool Read16Bit(FxU16 *dst, FILE *image, int small_lod, int large_lod, GrAspectRatio_t aspect);
#if ( ( GLIDE_PLATFORM & ( GLIDE_OS_DOS32 | GLIDE_OS_WIN32 ) ) != 0 )
#if ((GLIDE_PLATFORM & (GLIDE_OS_DOS32 | GLIDE_OS_WIN32)) != 0)
static const char *openmode = "rb";
#else
static const char *openmode = "r";
@@ -59,6 +59,28 @@ typedef struct
FxBool valid;
} CfTableEntry;
static FxBool
_grGet3dfHeader(FILE* stream, char* const buffer, const FxU32 bufSize)
{
int numLines = 0;
FxU32 bufPos = 0;
while(numLines < 4) {
/* Handle stream errors */
if (fgets(buffer + bufPos, bufSize - bufPos, stream) == NULL) break;
bufPos += strlen(buffer + bufPos);
/* fgets includes the '\n' in the buffer. If this is not there
* then the buffer is too small so fail.
*/
if (*(buffer + bufPos - sizeof(char)) != '\n') break;
numLines++;
}
return (numLines == 4);
}
/*---------------------------------------------------------------------------
** gu3dfGetInfo
*/
@@ -66,8 +88,7 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
( const char *FileName, Gu3dfInfo *Info ))
{
FILE *image_file;
FxU32 index, i;
FxU32 newlines = 0;
FxU32 i;
char version[5];
char color_format[10];
int aspect_width, aspect_height;
@@ -108,23 +129,9 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
};
GDBG_INFO((81,"gu3dfGetInfo(%s,0x%x)\n",FileName,Info));
/*
** open the filen
*/
if( ( image_file = fopen( FileName, openmode ) ) == NULL )
return FXFALSE;
/*
** check header
*/
index=0;
while(newlines<4) /* Read the header into a buffer. */
if((buffer[index++]=getc(image_file))=='\n')
{
newlines++;
buffer[index-1] = ' ';
}
buffer[--index] = 0;
if ((image_file = fopen(FileName, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** grab statistics out of the header
@@ -133,14 +140,13 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
version,
color_format,
&small_lod, &large_lod,
&aspect_width, &aspect_height ) == 0 )
return FXFALSE;
&aspect_width, &aspect_height) != 6)
goto _loc1;
/*
** determine aspect ratio, height, and width
*/
i = 0;
ratio_found = FXFALSE;
while ( ( i < 4 ) && ( !ratio_found ) )
{
if ( ( aspect_width << i ) == aspect_height )
@@ -160,8 +166,7 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
}
i++;
}
if ( !ratio_found )
return FXFALSE;
if ( !ratio_found ) goto _loc1;
/*
** determine height and width of the mip map
@@ -256,7 +261,6 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
}
i = 0;
format_found = FXFALSE;
while ( ( cftable[i].name != 0 ) && ( !format_found ) )
{
if ( strcmp( color_format, cftable[i].name ) == 0 )
@@ -270,7 +274,8 @@ GR_DIENTRY(gu3dfGetInfo, FxBool,
/*
** close the input file
*/
fclose( image_file );
_loc1:
fclose(image_file);
if ( format_found ) {
FxI32 lod;
@@ -292,29 +297,12 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
{
FILE *image_file = 0;
FxU32 index = 0;
FxU32 newlines = 0;
char buffer[100] = "";
GDBG_INFO((81,"gu3dfLoad(%s,0x%x)\n",filename,info));
/*
** open the file
*/
if ( ( image_file = fopen( filename, openmode ) ) == NULL )
return FXFALSE;
/*
** examine the header
*/
index = 0;
while ( newlines < 4 )
{
if ( ( buffer[index++] = getc( image_file ) ) == '\n')
{
newlines++;
buffer[index-1] = ' ';
}
}
buffer[--index] = 0;
if ((image_file = fopen(filename, openmode)) == NULL) return FXFALSE;
if (!_grGet3dfHeader(image_file, buffer, sizeof(buffer))) goto _loc1;
/*
** If necessary, read in the YIQ decompression table
@@ -326,16 +314,24 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
** read in Y
*/
for ( index = 0; index < 16; index++ )
info->table.nccTable.yRGB[index] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0xFF;
{
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.yRGB[index] = val & 0xFF;
}
/*
** read in I
*/
for ( index = 0; index < 4; index++ )
{
info->table.nccTable.iRGB[index][0] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
info->table.nccTable.iRGB[index][1] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
info->table.nccTable.iRGB[index][2] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.iRGB[index][2] = val & 0x1FF;
}
/*
@@ -343,9 +339,13 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
*/
for ( index = 0; index < 4; index++ )
{
info->table.nccTable.qRGB[index][0] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
info->table.nccTable.qRGB[index][1] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
info->table.nccTable.qRGB[index][2] = ( ( FxI16 ) ReadDataShort( image_file ) ) & 0x1FF;
FxU16 val;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][0] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][1] = val & 0x1FF;
if (!ReadDataShort(image_file, &val)) goto _loc1;
info->table.nccTable.qRGB[index][2] = val & 0x1FF;
}
/*
@@ -359,7 +359,7 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
packedvalue |= ( ( FxU32 ) info->table.nccTable.yRGB[index*4+1] ) << 8;
packedvalue |= ( ( FxU32 ) info->table.nccTable.yRGB[index*4+2] ) << 16;
packedvalue |= ( ( FxU32 ) info->table.nccTable.yRGB[index*4+3] ) << 24;
info->table.nccTable.packed_data[index] = packedvalue;
}
@@ -399,7 +399,11 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
( info->header.format == GR_TEXFMT_AP_88 ) ) {
FxU32 i;
for( i = 0; i < 256; i++ )
info->table.palette.data[i] = ReadDataLong( image_file );
{
FxU32 val;
if (!ReadDataLong(image_file, &val)) goto _loc1;
info->table.palette.data[i] = val;
}
}
/*
@@ -413,7 +417,8 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
case GR_TEXFMT_YIQ_422:
case GR_TEXFMT_RGB_332:
case GR_TEXFMT_P_8:
Read8Bit( info->data, image_file, info->header.small_lod, info->header.large_lod, info->header.aspect_ratio );
if(!Read8Bit(info->data, image_file, info->header.small_lod, info->header.large_lod, info->header.aspect_ratio))
goto _loc1;
break;
case GR_TEXFMT_RGB_565:
case GR_TEXFMT_ARGB_8332:
@@ -422,18 +427,17 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
case GR_TEXFMT_ARGB_4444:
case GR_TEXFMT_ALPHA_INTENSITY_88:
case GR_TEXFMT_AP_88:
Read16Bit( info->data, image_file, info->header.small_lod, info->header.large_lod, info->header.aspect_ratio );
if (!Read16Bit(info->data, image_file, info->header.small_lod, info->header.large_lod, info->header.aspect_ratio))
goto _loc1;
break;
default:
_loc1:
fclose(image_file);
return FXFALSE;
}
/*
** close the file
*/
fclose( image_file );
fclose(image_file);
return FXTRUE;
}
@@ -442,7 +446,7 @@ GR_DIENTRY(gu3dfLoad, FxBool, ( const char *filename, Gu3dfInfo *info ))
**
** Read in an 8-bit texture map, unpacked.
*/
static void Read8Bit( FxU8 *data, FILE *image_file, int small_lod, int large_lod, GrAspectRatio_t aspect_ratio )
static FxBool Read8Bit( FxU8 *data, FILE *image_file, int small_lod, int large_lod, GrAspectRatio_t aspect_ratio )
{
int lod;
int width, height;
@@ -452,9 +456,11 @@ static void Read8Bit( FxU8 *data, FILE *image_file, int small_lod, int large_lod
width = _grMipMapHostWH[aspect_ratio][lod][0];
height = _grMipMapHostWH[aspect_ratio][lod][1];
fread( data, sizeof( char ), width*height, image_file );
if (fread(data, 1, width*height, image_file) != (width*height))
return FXFALSE;
data += width*height;
}
return FXTRUE;
}
/*
@@ -462,7 +468,7 @@ static void Read8Bit( FxU8 *data, FILE *image_file, int small_lod, int large_lod
**
** Read in a 16-bit texture map, unpacked.
*/
static void Read16Bit( FxU16 *data, FILE *image_file, int small_lod, int large_lod, GrAspectRatio_t aspect_ratio )
static FxBool Read16Bit( FxU16 *data, FILE *image_file, int small_lod, int large_lod, GrAspectRatio_t aspect_ratio )
{
int index;
int lod;
@@ -475,45 +481,54 @@ static void Read16Bit( FxU16 *data, FILE *image_file, int small_lod, int large_l
for ( index = 0; index < ( width * height ); index++ )
{
*data = ReadDataShort( image_file );
if (!ReadDataShort(image_file,data))
return FXFALSE;
data++;
}
}
return FXTRUE;
}
/*
** FxU16 ReadDataShort
*/
static FxU16 ReadDataShort( FILE *fp )
static FxBool ReadDataShort(FILE *fp, FxU16 *data)
{
FxU16 value;
int b;
/*
** read in the MSB
*/
value = ( ( FxU16 ) getc( fp ) ) << 8;
b = getc (fp);
if (b == EOF) return FXFALSE;
value = (FxU16) ((b&0xFF)<<8);
/*
** read in the LSB
*/
value |= ( getc( fp ) & 0x00FF );
b = getc (fp);
if (b == EOF) return FXFALSE;
value |= (FxU16) (b & 0x00FF);
return value;
*data = value;
return FXTRUE;
}
/*
** ReadDataLong
*/
static FxU32 ReadDataLong( FILE *fp )
static FxBool ReadDataLong(FILE *fp, FxU32 *data)
{
FxU32 data;
FxU8 byte[4];
fread(byte, 4, 1, fp);
data = (((FxU32) byte[0]) << 24) |
if (fread(byte, 1, 4, fp) != 4)
return FXFALSE;
*data = (((FxU32) byte[0]) << 24) |
(((FxU32) byte[1]) << 16) |
(((FxU32) byte[2]) << 8) |
((FxU32) byte[3]);
return data;
return FXTRUE;
}