Image API: add frame argument to gl_load(), gl_touch()

patch D103 by Krantz Geoffroy

1 files changed, 13 insertions, 4 deletions

diff --git a/source/blender/makesrna/intern/rna_image_api.c b/source/blender/makesrna/intern/rna_image_api.c
index f0322bac756..71c0fa5584c 100644
--- a/source/blender/makesrna/intern/rna_image_api.c
+++ b/source/blender/makesrna/intern/rna_image_api.c
@@ -205,16 +205,20 @@ static void rna_Image_scale(Image *image, ReportList *reports, int width, int he
 	}
 }
 
-static int rna_Image_gl_load(Image *image, ReportList *reports, int filter, int mag)
+static int rna_Image_gl_load(Image *image, ReportList *reports, int frame, int filter, int mag)
 {
 	ImBuf *ibuf;
 	unsigned int *bind = &image->bindcode;
 	int error = GL_NO_ERROR;
+	ImageUser iuser = {NULL};
+	void *lock;
 
 	if (*bind)
 		return error;
+	iuser.framenr = frame;
+	iuser.ok = true;
 
-	ibuf = BKE_image_acquire_ibuf(image, NULL, NULL);
+	ibuf = BKE_image_acquire_ibuf(image, &iuser, &lock);
 
 	if (ibuf == NULL || ibuf->rect == NULL) {
 		BKE_reportf(reports, RPT_ERROR, "Image '%s' does not have any image data", image->id.name + 2);
@@ -252,7 +256,7 @@ static int rna_Image_gl_load(Image *image, ReportList *reports, int filter, int
 	return error;
 }
 
-static int rna_Image_gl_touch(Image *image, ReportList *reports, int filter, int mag)
+static int rna_Image_gl_touch(Image *image, ReportList *reports, int frame, int filter, int mag)
 {
 	unsigned int *bind = &image->bindcode;
 	int error = GL_NO_ERROR;
@@ -260,7 +264,7 @@ static int rna_Image_gl_touch(Image *image, ReportList *reports, int filter, int
 	BKE_image_tag_time(image);
 
 	if (*bind == 0)
-		error = rna_Image_gl_load(image, reports, filter, mag);
+		error = rna_Image_gl_load(image, reports, frame, filter, mag);
 
 	return error;
 }
@@ -319,6 +323,8 @@ void RNA_api_image(StructRNA *srna)
 	func = RNA_def_function(srna, "gl_touch", "rna_Image_gl_touch");
 	RNA_def_function_ui_description(func, "Delay the image from being cleaned from the cache due inactivity");
 	RNA_def_function_flag(func, FUNC_USE_REPORTS);
+	RNA_def_int(func, "frame", 0, 0, INT_MAX, "Frame",
+	            "Frame of image sequence or movie", 0, INT_MAX);
 	RNA_def_int(func, "filter", GL_LINEAR_MIPMAP_NEAREST, -INT_MAX, INT_MAX, "Filter",
 	            "The texture minifying function to use if the image wasn't loaded", -INT_MAX, INT_MAX);
 	RNA_def_int(func, "mag", GL_LINEAR, -INT_MAX, INT_MAX, "Magnification",
@@ -330,10 +336,13 @@ void RNA_api_image(StructRNA *srna)
 	func = RNA_def_function(srna, "gl_load", "rna_Image_gl_load");
 	RNA_def_function_ui_description(func, "Load the image into OpenGL graphics memory");
 	RNA_def_function_flag(func, FUNC_USE_REPORTS);
+	RNA_def_int(func, "frame", 0, 0, INT_MAX, "Frame",
+	            "Frame of image sequence or movie", 0, INT_MAX);
 	RNA_def_int(func, "filter", GL_LINEAR_MIPMAP_NEAREST, -INT_MAX, INT_MAX, "Filter",
 	            "The texture minifying function", -INT_MAX, INT_MAX);
 	RNA_def_int(func, "mag", GL_LINEAR, -INT_MAX, INT_MAX, "Magnification",
 	            "The texture magnification function", -INT_MAX, INT_MAX);
+
 	/* return value */
 	parm = RNA_def_int(func, "error", 0, -INT_MAX, INT_MAX, "Error", "OpenGL error value", -INT_MAX, INT_MAX);
 	RNA_def_function_return(func, parm);