diff options
Diffstat (limited to 'sdl/GL_notes.txt')
| -rw-r--r-- | sdl/GL_notes.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sdl/GL_notes.txt b/sdl/GL_notes.txt index f012068..29e2942 100644 --- a/sdl/GL_notes.txt +++ b/sdl/GL_notes.txt @@ -59,8 +59,8 @@ Pipeline Shadowmap - getting the depth buffer from lights point of view of the scene, we don't swap we only care about raw geometry - we regenerate the shadow map if the light or boject moves, or window size changes + we regenerate the shadow map if the light or object moves, or window size changes first we draw the scene with dim lighting, then we double the the values of lighting - one depth buffer is written to the backbuffer, we retrieve that into a texture, then + once depth buffer is written to the backbuffer, we retrieve that into a texture, then lots of magic is done to project the texture/shadow map back into the final scene |