Commit: 967b12060cb6ebda75d216e0ffbb02c5ca7340a5
Author: Sergey Sharybin
Date: Fri Dec 6 20:08:37 2013 +0600
http://developer.blender.org/rB967b12060cb6ebda75d216e0ffbb02c5ca7340a5
Alpha channel of a plane track image works fine in MCE now
===================================================================
M source/blender/editors/space_clip/clip_draw.c
===================================================================
diff --git a/source/blender/editors/space_clip/clip_draw.c
b/source/blender/editors/space_clip/clip_draw.c
index 3ca9a94..7960716 100644
--- a/source/blender/editors/space_clip/clip_draw.c
+++ b/source/blender/editors/space_clip/clip_draw.c
@@ -1101,13 +1101,15 @@ static void draw_plane_marker_image(Scene *scene,
{0.0f, 1.0f}};
float perspective_matrix[3][3];
float gl_matrix[4][4];
+ bool transparent = false;
BKE_tracking_homography_between_two_quads(frame_corners,
plane_marker->corners,
perspective_matrix);
homogeneous_2d_to_gl_matrix(perspective_matrix,
gl_matrix);
- if (plane_track->image_opacity != 1.0f) {
+ if (plane_track->image_opacity != 1.0f || ibuf->planes
== 32) {
+ transparent = true;
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA);
}
@@ -1142,7 +1144,7 @@ static void draw_plane_marker_image(Scene *scene,
glBindTexture(GL_TEXTURE_2D, last_texid);
glDisable(GL_TEXTURE_2D);
- if (plane_track->image_opacity != 1.0f) {
+ if (transparent) {
glDisable(GL_BLEND);
}
}
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