Changeset 461 for trunk/src/gl

Timestamp:

08/19/15 19:01:16 (10 years ago)

Author:

epyon

Message:

• quaternion fixes
• image_data/device/gl_device/gl_enum - single channel texture support (RED)

Location:

trunk/src/gl

Files:

• gl_device.cc (modified) (1 diff)
• gl_enum.cc (modified) (2 diffs)

trunk/src/gl/gl_device.cc

@@ -51 +51 @@
         }
         // TODO: BGR vs RGB, single channel
-        assert( image->format->BytesPerPixel > 2 );
-        image_format format(image->format->BytesPerPixel == 3 ? RGB : RGBA, UBYTE );
+        pixel_format pformat = RGBA;
+        switch ( image->format->BytesPerPixel )
+        {
+        case 4: pformat = RGBA; break;
+        case 3: pformat = RGB; break;
+        case 1: pformat = RED; break;
+        default: NV_ASSERT( false, "BytesPerPixel != 4,3 or 1!" );
+        }
+        image_format format( pformat, UBYTE );
         image_data* data = new image_data( format, ivec2( image->w, image->h ), static_cast<nv::uint8*>( image->pixels ) );
         return data;

trunk/src/gl/gl_enum.cc

@@ -184 +184 @@
         case BGR     : return GL_BGR;
         case BGRA    : return GL_BGRA;
+        case RED     : return GL_RED;
         NV_RETURN_COVERED_DEFAULT( 0 );
         }
@@ -200 +201 @@
         case BGR     : return GL_RGB8;
         case BGRA    : return GL_RGBA8;
+        case RED     : return 0x8040; // GL_LUMINANCE8; // TODO: change to GL_R8!
+
         NV_RETURN_COVERED_DEFAULT( 0 );
         }