FGFS-4.1/simgear
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Some small updates to the saving code.

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This commit is contained in:
ehofman 2005-01-13 18:35:56 +00:00
parent da6e1b31ea
commit 463ca207ce
1 changed files with 14 additions and 46 deletions
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60
simgear/screen/texture.cxx
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@ -429,50 +429,16 @@ SGTexture::read_r8_texture(const char *name)
void
SGTexture::write_texture(const char *name) {
SGTexture::ImageRec *image;
int x, y;
SGTexture::ImageRec *image = ImageWriteOpen(name);
image=ImageWriteOpen(name);
GLubyte *ptr = texture_data;
for (y=0; y<texture_height; y++) {
for (x=0; x<texture_width; x++) {
image->tmp[x]=*ptr;
ptr = ptr + num_colors;
}
fwrite(image->tmp, 1, texture_width, image->file);
}
if (num_colors > 1) {
ptr = texture_data + 1;
for (y=0; y<texture_height; y++) {
for (x=0; x<texture_width; x++) {
image->tmp[x]=*ptr;
ptr = ptr + num_colors;
}
fwrite(image->tmp, 1, texture_width, image->file);
}
if (num_colors > 2) {
ptr = texture_data + 2;
for (y=0; y<texture_height; y++) {
for (x=0; x<texture_width; x++) {
image->tmp[x]=*ptr;
ptr = ptr + num_colors;
}
fwrite(image->tmp, 1, texture_width, image->file);
}
if (num_colors > 3) {
ptr = texture_data + 3;
for (y=0; y<texture_height; y++) {
for (x=0; x<texture_width; x++) {
image->tmp[x]=*ptr;
ptr = ptr + num_colors;
}
fwrite(image->tmp, 1, texture_width, image->file);
}
for (int c=0; c<num_colors; c++) {
GLubyte *ptr = texture_data + c;
for (int y=0; y<texture_height; y++) {
for (int x=0; x<texture_width; x++) {
image->tmp[x]=*ptr;
ptr = ptr + num_colors;
}
fwrite(image->tmp, 1, texture_width, image->file);
}
}
@ -655,14 +621,14 @@ SGTexture::ImageWriteOpen(const char *fileName)
errstr = OUT_OF_MEMORY;
return 0;
}
if ((image->file = fopen(fileName, "w")) == 0) {
if ((image->file = fopen(fileName, "wb")) == 0) {
errstr = FILE_OPEN_ERROR;
return 0;
}
image->imagic = 474;
image->type = 0x0001;
image->dim = 0;
image->dim = (num_colors > 1) ? 3 : 2;
image->xsize = texture_width;
image->ysize = texture_height;
image->zsize = num_colors;
@ -670,6 +636,7 @@ SGTexture::ImageWriteOpen(const char *fileName)
fwrite(image, 1, 12, image->file);
fseek(image->file, 512, SEEK_SET);
if (swapFlag) {
ConvertShort(&image->imagic, 6);
}
@ -690,13 +657,14 @@ SGTexture::ImageWriteOpen(const char *fileName)
}
image->rleEnd = 512 + (2 * x);
fseek(image->file, 512, SEEK_SET);
fread(image->rowStart, 1, x, image->file);
fread(image->rowSize, 1, x, image->file);
fwrite(image->rowStart, 1, x, image->file);
fwrite(image->rowSize, 1, x, image->file);
if (swapFlag) {
ConvertUint(image->rowStart, x/(int) sizeof(unsigned));
ConvertUint((unsigned *)image->rowSize, x/(int) sizeof(int));
}
}
return image;
}