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Fix bug in image texture UI: "Use Alpha" checkbox doesn't appear if file format is BMP.

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IRIE Shinsuke 2014-03-31 14:20:55 +09:00
parent 2fc7d04804
commit 6316306cc0
4 changed files with 8 additions and 6 deletions
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2
source/blender/blenkernel/BKE_image.h
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@ -73,7 +73,7 @@ int BKE_imtype_supports_zbuf(const char imtype);
int BKE_imtype_supports_compress(const char imtype);
int BKE_imtype_supports_quality(const char imtype);
int BKE_imtype_requires_linear_float(const char imtype);
char BKE_imtype_valid_channels(const char imtype);
char BKE_imtype_valid_channels(const char imtype, bool write_file);
char BKE_imtype_valid_depths(const char imtype);
char BKE_imtype_from_arg(const char *arg);

6
source/blender/blenkernel/intern/image.c
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@ -1161,16 +1161,18 @@ int BKE_imtype_requires_linear_float(const char imtype)
return 0;
}
char BKE_imtype_valid_channels(const char imtype)
char BKE_imtype_valid_channels(const char imtype, bool write_file)
{
char chan_flag = IMA_CHAN_FLAG_RGB; /* assume all support rgb */
/* alpha */
switch (imtype) {
case R_IMF_IMTYPE_BMP:
if (write_file) break;
/* fall-through */
case R_IMF_IMTYPE_TARGA:
case R_IMF_IMTYPE_IRIS:
case R_IMF_IMTYPE_PNG:
/* case R_IMF_IMTYPE_BMP: */ /* read but not write */
case R_IMF_IMTYPE_RADHDR:
case R_IMF_IMTYPE_TIFF:
case R_IMF_IMTYPE_OPENEXR:

2
source/blender/editors/space_image/image_buttons.c
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@ -753,7 +753,7 @@ void uiTemplateImage(uiLayout *layout, bContext *C, PointerRNA *ptr, const char
if (ibuf) {
int imtype = BKE_ftype_to_imtype(ibuf->ftype);
char valid_channels = BKE_imtype_valid_channels(imtype);
char valid_channels = BKE_imtype_valid_channels(imtype, false);
has_alpha = (valid_channels & IMA_CHAN_FLAG_ALPHA) != 0;

4
source/blender/makesrna/intern/rna_scene.c
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@ -729,7 +729,7 @@ static void rna_ImageFormatSettings_file_format_set(PointerRNA *ptr, int value)
ID *id = ptr->id.data;
const char is_render = (id && GS(id->name) == ID_SCE);
/* see note below on why this is */
const char chan_flag = BKE_imtype_valid_channels(imf->imtype) | (is_render ? IMA_CHAN_FLAG_BW : 0);
const char chan_flag = BKE_imtype_valid_channels(imf->imtype, true) | (is_render ? IMA_CHAN_FLAG_BW : 0);
imf->imtype = value;
@ -800,7 +800,7 @@ static EnumPropertyItem *rna_ImageFormatSettings_color_mode_itemf(bContext *UNUS
* where 'BW' will force grayscale even if the output format writes
* as RGBA, this is age old blender convention and not sure how useful
* it really is but keep it for now - campbell */
char chan_flag = BKE_imtype_valid_channels(imf->imtype) | (is_render ? IMA_CHAN_FLAG_BW : 0);
char chan_flag = BKE_imtype_valid_channels(imf->imtype, true) | (is_render ? IMA_CHAN_FLAG_BW : 0);
#ifdef WITH_FFMPEG
/* a WAY more crappy case than B&W flag: depending on codec, file format MIGHT support