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renders: load swl as paletted image

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This commit is contained in:
Denis Pauk 2024-06-30 18:10:39 +03:00
parent 161f703b90
commit 25fa88ca9b
3 changed files with 32 additions and 34 deletions
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14
src/client/refresh/files/stb.c
View file

@ -500,13 +500,21 @@ LoadImage_Ext(const char *name, const char* namewe, const char *ext, imagetype_t
if (!image)
{
if (!strcmp(ext, "pcx"))
if (!strcmp(ext, "pcx") || !strcmp(ext, "swl"))
{
int width = 0, height = 0, realwidth = 0, realheight = 0;
byte *pic = NULL;
byte *palette = NULL;
if (!strcmp(ext, "pcx"))
{
LoadPCX (namewe, &pic, &palette, &width, &height);
}
else if (!strcmp(ext, "swl"))
{
LoadSWL (namewe, &pic, &palette, &width, &height);
}
if (!pic)
{
return NULL;
@ -581,10 +589,6 @@ LoadImage_Ext(const char *name, const char* namewe, const char *ext, imagetype_t
{
image = LoadM32(name, namewe, type, load_image);
}
else if (!strcmp(ext, "swl"))
{
image = LoadSWL(name, namewe, type, load_image);
}
else if (!strcmp(ext, "tga") ||
!strcmp(ext, "png") ||
!strcmp(ext, "jpg"))

47
src/client/refresh/files/wal.c
View file

@ -209,60 +209,55 @@ LoadM8(const char *origname, const char *namewe, imagetype_t type,
return image;
}
struct image_s *
LoadSWL(const char *origname, const char *namewe, imagetype_t type,
loadimage_t load_image)
void
LoadSWL(const char *origname, byte **pic, byte **palette, int *width, int *height)
{
int width, height, ofs, size, i;
byte *image_buffer = NULL;
struct image_s *image;
int ofs, size, i;
char name[256];
sinmiptex_t *mt;
FixFileExt(namewe, "swl", name, sizeof(name));
FixFileExt(origname, "swl", name, sizeof(name));
size = ri.FS_LoadFile(name, (void **)&mt);
*pic = NULL;
if (!mt)
{
return NULL;
return;
}
if (size < sizeof(*mt))
{
R_Printf(PRINT_ALL, "%s: can't load %s, small header\n", __func__, name);
ri.FS_FreeFile((void *)mt);
return NULL;
return;
}
width = LittleLong(mt->width);
height = LittleLong(mt->height);
*width = LittleLong(mt->width);
*height = LittleLong(mt->height);
ofs = LittleLong(mt->offsets[0]);
if ((ofs <= 0) || (width <= 0) || (height <= 0) ||
(((size - ofs) / height) < width))
if ((ofs <= 0) || (*width <= 0) || (*height <= 0) ||
(((size - ofs) / *height) < *width))
{
R_Printf(PRINT_ALL, "%s: can't load %s, small body\n", __func__, name);
ri.FS_FreeFile((void *)mt);
return NULL;
return;
}
image_buffer = malloc ((size - ofs) * 4);
for(i=0; i<(size - ofs); i++)
*pic = malloc (size - ofs);
memcpy(*pic, (byte *)mt + ofs, size - ofs);
*palette = malloc(768);
for (i = 0; i < 256; i ++)
{
byte value = *((byte *)mt + ofs + i);
memcpy(image_buffer + i * 4, mt->palette + value * 4, 4);
(*palette)[i * 3 + 0] = mt->palette[i * 4 + 0];
(*palette)[i * 3 + 1] = mt->palette[i * 4 + 1];
(*palette)[i * 3 + 2] = mt->palette[i * 4 + 2];
}
image = load_image(origname, image_buffer,
width, 0,
height, 0,
(size - ofs), type, 32);
free(image_buffer);
ri.FS_FreeFile((void *)mt);
return image;
}
struct image_s *

3
src/client/refresh/ref_shared.h
View file

@ -102,8 +102,7 @@ extern struct image_s* LoadM8(const char *origname, const char *namewe, imagetyp
loadimage_t load_image);
extern struct image_s* LoadM32(const char *origname, const char *namewe, imagetype_t type,
loadimage_t load_image);
extern struct image_s* LoadSWL(const char *origname, const char *namewe, imagetype_t type,
loadimage_t load_image);
extern void LoadSWL(const char *origname, byte **pic, byte **palette, int *width, int *height);
extern void FixFileExt(const char *origname, const char *ext, char *filename, size_t size);
extern void LoadPCX(const char *origname, byte **pic, byte **palette, int *width, int *height);
extern void GetPCXInfo(const char *origname, int *width, int *height);