Unbreak 10-bit input on NVIDIA.

diff --git a/pbo_frame_allocator.cpp b/pbo_frame_allocator.cpp
index 5bb303918c9f606916809769607c374c5afcbe2d..09f22f3b34fab4dc5d16cae16afd6bc0b7e3ee17 100644 (file)
--- a/pbo_frame_allocator.cpp
+++ b/pbo_frame_allocator.cpp
@@ -65,10 +65,13 @@ PBOFrameAllocator::PBOFrameAllocator(size_t frame_size, GLuint width, GLuint hei
                        if (global_flags.ten_bit_input) {
                                const size_t v210_width = v210Converter::get_minimum_v210_texture_width(width);
 
+                               // Seemingly we need to set the minification filter even though
+                               // shader image loads don't use them, or NVIDIA will just give us
+                               // zero back.
                                glBindTexture(GL_TEXTURE_2D, userdata[i].tex_v210[field]);
                                check_error();
-                               // Don't care about texture parameters, we're only going to read it
-                               // from the compute shader anyway.
+                               glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+                               check_error();
                                if (field == 0) {
                                        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB10_A2, v210_width, height, 0, GL_RGBA, GL_UNSIGNED_INT_2_10_10_10_REV, NULL);
                                        check_error();