]> git.itanic.dy.fi Git - sdl-planets/log
sdl-planets
13 years agoMerge branch 'master' into dirty_work dirty_work
Timo Kokkonen [Mon, 7 Feb 2011 19:58:14 +0000 (21:58 +0200)]
Merge branch 'master' into dirty_work

Conflicts:
planet.c
quadtree.c

13 years agoMakefile: Better output beautifier
Timo Kokkonen [Mon, 7 Feb 2011 18:33:09 +0000 (20:33 +0200)]
Makefile: Better output beautifier

This is better code and makes prettier output

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMakefile: More advanced dependency tracking
Timo Kokkonen [Thu, 3 Feb 2011 20:10:15 +0000 (22:10 +0200)]
Makefile: More advanced dependency tracking

Inspired by: http://mad-scientist.net/make/autodep.html#norule

Ensure that dependency tracking does not get confused even if some
dependencies (header files for example) are renamed or deleted.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoplanet.c: merge_planet: Keep quadtree spatially sorted
Timo Kokkonen [Fri, 24 Dec 2010 21:11:08 +0000 (23:11 +0200)]
planet.c: merge_planet: Keep quadtree spatially sorted

If we move planet in the quadtree, we must call quadtree_move() in
order to keep the tree sorted. As the tree ordering might change, the
merge planet must also return the possibly new parent node of the
tree.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoplanet.c: Use the quadtree_move function from quadtree lib
Timo Kokkonen [Fri, 24 Dec 2010 21:03:46 +0000 (23:03 +0200)]
planet.c: Use the quadtree_move function from quadtree lib

This will remove the duplicate functionality from the planet.c

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: Add quadtree_move() function
Timo Kokkonen [Fri, 24 Dec 2010 20:27:35 +0000 (22:27 +0200)]
quadtree: Add quadtree_move() function

This function will do necessary steps to keep the tree in correct
spatial order when a node is moved.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: Fix compiler warnings
Timo Kokkonen [Fri, 24 Dec 2010 20:23:23 +0000 (22:23 +0200)]
quadtree: Fix compiler warnings

quadtree.c:370: warning: unused variable ‘ret’

Trivial remove

quadtree.c: In function ‘quadtree_find_nearest’:
quadtree.c:369: warning: ‘distance’ may be used uninitialized in this function

This variable will not be used uninitialized, but the compiler warning
is trivial to fix with simply initializing the variable with zero.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: Implement proper rebalancing
Timo Kokkonen [Tue, 7 Dec 2010 20:13:46 +0000 (22:13 +0200)]
quadtree: Implement proper rebalancing

Select nodes in predetermined spatial order that will produce well
balanced tree.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: validator: Catch missing leaf node
Timo Kokkonen [Tue, 7 Dec 2010 20:07:55 +0000 (22:07 +0200)]
quadtree: validator: Catch missing leaf node

This patch will make the validator to catch error when a leaf node has
a pointer to a parent which does not have pointer back to the leaf
node.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: tree validator: Add spatial validation
Timo Kokkonen [Tue, 7 Dec 2010 20:06:17 +0000 (22:06 +0200)]
quadtree: tree validator: Add spatial validation

This will catch errors when the tree is not in spatial order.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree.c: Print line number when trap is caught
Timo Kokkonen [Tue, 7 Dec 2010 19:57:00 +0000 (21:57 +0200)]
quadtree.c: Print line number when trap is caught

This helps debugging

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree.c: Compare vectors, not quadtrees
Timo Kokkonen [Tue, 7 Dec 2010 18:20:57 +0000 (20:20 +0200)]
quadtree.c: Compare vectors, not quadtrees

Factor out the vector comparison into a separate function. That way it
is more useful if plain vector comparison is needed.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMakefile: Reduce wildcard usage
Timo Kokkonen [Mon, 6 Dec 2010 09:09:36 +0000 (11:09 +0200)]
Makefile: Reduce wildcard usage

Having wildcards in the Makefile is error prone in situations where
there are unrelated files in the source tree that are not related to
the actual project. For example, if some source files have been
renamed and there are leftover .*.o.d files that still contain the old
source files. Then make will incorrectly determine that some old files
would still be needed even though they are not part of the project any
more.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMake the tree gravitation calculation work better
Timo Kokkonen [Wed, 17 Nov 2010 20:36:11 +0000 (22:36 +0200)]
Make the tree gravitation calculation work better

13 years agoplanet.c: Always remove the smallest planet
Timo Kokkonen [Wed, 17 Nov 2010 16:45:55 +0000 (18:45 +0200)]
planet.c: Always remove the smallest planet

As we are not allowed to just move nodes in the quadtree (that might
lead crossing of branch boundaries), we will try to only remove the
smaller planet and add everything else to the larger planet.

13 years agoRemove explicit debug prints
Timo Kokkonen [Wed, 17 Nov 2010 16:45:00 +0000 (18:45 +0200)]
Remove explicit debug prints

13 years agoDoes not appear to crash anymore
Timo Kokkonen [Tue, 16 Nov 2010 20:52:48 +0000 (22:52 +0200)]
Does not appear to crash anymore

13 years agoSome different approach..
Timo Kokkonen [Tue, 16 Nov 2010 17:59:39 +0000 (19:59 +0200)]
Some different approach..

13 years agoRefactor and debug
Timo Kokkonen [Sun, 14 Nov 2010 20:14:48 +0000 (22:14 +0200)]
Refactor and debug

13 years agosome more debug
Timo Kokkonen [Sun, 14 Nov 2010 17:34:01 +0000 (19:34 +0200)]
some more debug

13 years agoA lot of fixes here and there
Timo Kokkonen [Sat, 6 Nov 2010 15:36:03 +0000 (17:36 +0200)]
A lot of fixes here and there

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoAdd debug and improve tree validation
Timo Kokkonen [Wed, 3 Nov 2010 20:21:47 +0000 (22:21 +0200)]
Add debug and improve tree validation

13 years agoquadtree.c: Fix a lot of bugs
Timo Kokkonen [Wed, 3 Nov 2010 16:23:55 +0000 (18:23 +0200)]
quadtree.c: Fix a lot of bugs

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoOptimized quadtree, non-working version
Timo Kokkonen [Tue, 2 Nov 2010 16:59:07 +0000 (18:59 +0200)]
Optimized quadtree, non-working version

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMerge branch 'master' into HEAD
Timo Kokkonen [Sun, 31 Oct 2010 09:18:19 +0000 (11:18 +0200)]
Merge branch 'master' into HEAD

Conflicts:
main.c
planet.c

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMerge branch 'master' of git://itanic.dy.fi/sdl-planets
Timo Kokkonen [Sun, 31 Oct 2010 09:03:36 +0000 (11:03 +0200)]
Merge branch 'master' of git://itanic.dy.fi/sdl-planets

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMove quadtree comparison code inside quadtree.c
Timo Kokkonen [Sat, 30 Oct 2010 18:56:59 +0000 (21:56 +0300)]
Move quadtree comparison code inside quadtree.c

The .compare function can also be removed now from the quadtree_ops
structure.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoMove position vector from planet to quadtree
Timo Kokkonen [Sat, 30 Oct 2010 16:57:19 +0000 (19:57 +0300)]
Move position vector from planet to quadtree

Moving the position information inside the quadtree structure will
make it eventually much easier to do varios tree operations within the
quadtree code. Most of the quadtree callback functions can be moved
inside the quadtree code. This patch implements just the first part of
the change, moving the coordinates inside quadtree.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoquadtree: Suppress compiler warning
Timo Kokkonen [Tue, 28 Sep 2010 16:04:57 +0000 (19:04 +0300)]
quadtree: Suppress compiler warning

Use correct printf arguments

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agomain.c: Use getopt_long() for reading cmd line arguments
Timo Kokkonen [Sun, 13 Jun 2010 16:07:14 +0000 (19:07 +0300)]
main.c: Use getopt_long() for reading cmd line arguments

This makes it easier to read various different command line arguments.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agomain.c: Skip simulation when time step is zero
Timo Kokkonen [Sun, 13 Jun 2010 13:04:57 +0000 (16:04 +0300)]
main.c: Skip simulation when time step is zero

When user has set the simulation speed to zero, there is no need to
run the simulation at all, as it won't be changing anyway. This makes
it possible to run excessively large simulations and occassionally
freeze the simulation. Then, for example, inspecting the tree topology
(if draw_lines variable is enabled) becomes easier without need to
worry about slow camera movement.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agodoes not crash anymore
Timo Kokkonen [Fri, 4 Jun 2010 06:46:11 +0000 (09:46 +0300)]
does not crash anymore

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
13 years agoContinuing..
Timo Kokkonen [Sun, 23 May 2010 15:16:34 +0000 (18:16 +0300)]
Continuing..

13 years agoWork in proggress, will crash and burn
Timo Kokkonen [Tue, 18 May 2010 16:50:28 +0000 (19:50 +0300)]
Work in proggress, will crash and burn

13 years agomerge_planets: Calculate new color for the remaining planet
Esko Kokkonen [Sat, 1 May 2010 14:23:23 +0000 (17:23 +0300)]
merge_planets: Calculate new color for the remaining planet

14 years agoAnother optimization try..
Timo Kokkonen [Sat, 24 Apr 2010 20:15:17 +0000 (23:15 +0300)]
Another optimization try..

14 years agoMerge branch 'master' into work
Timo Kokkonen [Sat, 24 Apr 2010 13:35:28 +0000 (16:35 +0300)]
Merge branch 'master' into work

Conflicts:
planet.c
planet.h
quadtree.c

14 years agoquadtree: Try to keep the tree in better balance.
Timo Kokkonen [Sat, 24 Apr 2010 11:00:49 +0000 (14:00 +0300)]
quadtree: Try to keep the tree in better balance.

When a tree node is removed, we now attempt to add the detached
subtree in more optimized order to the new tree. This is done so that
we walk down the detached tree and add a new node to the main tree
always when the tree is one quarter'th smaller than the previous node
that was added.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree_add: Zero child pointers when a new node is added
Timo Kokkonen [Sat, 24 Apr 2010 10:59:14 +0000 (13:59 +0300)]
quadtree_add: Zero child pointers when a new node is added

Since we don't support adding an entire subtree, it is better to zero
out the child pointers to ensure there are no leftover child nodes
that might corrupt the tree integrity.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree.c: Improve debuggin capabilities
Timo Kokkonen [Sat, 24 Apr 2010 10:48:12 +0000 (13:48 +0300)]
quadtree.c: Improve debuggin capabilities

-Flush out prints immedeatly. This will ensure prints get out even
 though execution is halted to a breakpoint.

-Add some extra debug messages

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoBetter optimization perhaps
Timo Kokkonen [Sat, 24 Apr 2010 10:34:08 +0000 (13:34 +0300)]
Better optimization perhaps

14 years agocontinuing..
Timo Kokkonen [Mon, 19 Apr 2010 09:04:23 +0000 (12:04 +0300)]
continuing..

14 years agopoll_events: Add support for stopping the simulation
Timo Kokkonen [Sun, 18 Apr 2010 10:26:31 +0000 (13:26 +0300)]
poll_events: Add support for stopping the simulation

This makes it possible to for example inspect the tree structure in a
stopped simulation.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agomove_planet: Optimize the tree topology change detection
Timo Kokkonen [Sun, 18 Apr 2010 10:24:56 +0000 (13:24 +0300)]
move_planet: Optimize the tree topology change detection

This change avoids repositioning unnecessary the nodes within the
tree.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanet.c: Add support for drawing the planet tree structure
Timo Kokkonen [Sun, 18 Apr 2010 08:49:25 +0000 (11:49 +0300)]
planet.c: Add support for drawing the planet tree structure

A line will be drawn from a planet parent to the child node. Local
variable is used to enable line drawing at compile time.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoOptimization, work in proggress..
Timo Kokkonen [Sat, 17 Apr 2010 15:28:56 +0000 (18:28 +0300)]
Optimization, work in proggress..

14 years agodraw_planet: Add support for drawing the tree area
Timo Kokkonen [Sat, 17 Apr 2010 14:16:44 +0000 (17:16 +0300)]
draw_planet: Add support for drawing the tree area

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanet.c: Make line drawing conditional
Timo Kokkonen [Sat, 17 Apr 2010 14:11:59 +0000 (17:11 +0300)]
planet.c: Make line drawing conditional

14 years agoWhen repositioning a subtree, move nodes in random order
Timo Kokkonen [Sat, 17 Apr 2010 13:50:24 +0000 (16:50 +0300)]
When repositioning a subtree, move nodes in random order

14 years agoRevert "Revert "Revert "Try to optimze"""
Timo Kokkonen [Wed, 14 Apr 2010 17:15:05 +0000 (20:15 +0300)]
Revert "Revert "Revert "Try to optimze"""

This reverts commit df41bc01e2d3ffd9be2bfba023c97c5aabcefc4e.

14 years agoRevert "Draw also the area planet tree affects"
Timo Kokkonen [Wed, 14 Apr 2010 17:13:09 +0000 (20:13 +0300)]
Revert "Draw also the area planet tree affects"

This reverts commit d2cff17ba1c765f580a23be9da2236648a0f6586.

14 years agooops, fix bug..
Timo Kokkonen [Wed, 14 Apr 2010 16:57:01 +0000 (19:57 +0300)]
oops, fix bug..

14 years agodraw_planet: Separate circle drawing into its own function
Timo Kokkonen [Tue, 13 Apr 2010 17:18:11 +0000 (20:18 +0300)]
draw_planet: Separate circle drawing into its own function

It is easier to draw circles elsewhere in the code if the circle
drawing is separated.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: quadtree_del: Fix tree integrity bug
Timo Kokkonen [Mon, 12 Apr 2010 17:31:57 +0000 (20:31 +0300)]
quadtree: quadtree_del: Fix tree integrity bug

When a root node is deleted and new tree is built under the new root,
the new root node needs to have its parent set to null.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanet: Add tree statistics
Timo Kokkonen [Sun, 11 Apr 2010 16:16:18 +0000 (19:16 +0300)]
planet: Add tree statistics

The total mass and area of the subtree tree is calculated.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: Allow updating other than just quadtree stats
Timo Kokkonen [Sun, 11 Apr 2010 16:14:57 +0000 (19:14 +0300)]
quadtree: Allow updating other than just quadtree stats

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoIntroduce struct quadree_ops
Timo Kokkonen [Sun, 11 Apr 2010 15:05:13 +0000 (18:05 +0300)]
Introduce struct quadree_ops

Store all related function pointers (so far only the comparison) in
one structure. This will make it easier to add function pointers that
are needed in various quadtree operations.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoDraw also the area planet tree affects
Timo Kokkonen [Tue, 13 Apr 2010 17:26:31 +0000 (20:26 +0300)]
Draw also the area planet tree affects

14 years agoSeparate circle drawing into its own function
Timo Kokkonen [Tue, 13 Apr 2010 17:18:11 +0000 (20:18 +0300)]
Separate circle drawing into its own function

14 years agoRevert "Revert "Try to optimze""
Timo Kokkonen [Tue, 13 Apr 2010 17:00:48 +0000 (20:00 +0300)]
Revert "Revert "Try to optimze""

This reverts commit 1ae3efb2dde3e86ab4cfcbaea15222ab65389787.

14 years agoRemove excess status prints
Timo Kokkonen [Tue, 13 Apr 2010 17:00:38 +0000 (20:00 +0300)]
Remove excess status prints

14 years agoOptimize tree handling
Timo Kokkonen [Tue, 13 Apr 2010 17:00:21 +0000 (20:00 +0300)]
Optimize tree handling

14 years agoDraw lines
Timo Kokkonen [Mon, 12 Apr 2010 18:16:20 +0000 (21:16 +0300)]
Draw lines

14 years agomain.c: Prune planets correctly
Timo Kokkonen [Mon, 12 Apr 2010 17:33:33 +0000 (20:33 +0300)]
main.c: Prune planets correctly

14 years agoPrint different stats
Timo Kokkonen [Mon, 12 Apr 2010 17:32:39 +0000 (20:32 +0300)]
Print different stats

14 years agoquadtree: Fix bugs
Timo Kokkonen [Mon, 12 Apr 2010 17:31:57 +0000 (20:31 +0300)]
quadtree: Fix bugs

14 years agoRevert "Try to optimze"
Timo Kokkonen [Mon, 12 Apr 2010 15:54:08 +0000 (18:54 +0300)]
Revert "Try to optimze"

This reverts commit 66ec6620125badde86f08fabb0a99226da922ee6.

Conflicts:

quadtree.c

14 years agosome more stuff
Timo Kokkonen [Sun, 11 Apr 2010 18:27:44 +0000 (21:27 +0300)]
some more stuff

14 years agoCrash and burn
Timo Kokkonen [Sun, 11 Apr 2010 17:38:41 +0000 (20:38 +0300)]
Crash and burn

14 years agoplanet: Add tree statistics
Timo Kokkonen [Sun, 11 Apr 2010 16:16:18 +0000 (19:16 +0300)]
planet: Add tree statistics

The total mass and area of the subtree tree is calculated.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: Allow updating other than just quadtree stats
Timo Kokkonen [Sun, 11 Apr 2010 16:14:57 +0000 (19:14 +0300)]
quadtree: Allow updating other than just quadtree stats

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoIntroduce struct quadree_ops
Timo Kokkonen [Sun, 11 Apr 2010 15:05:13 +0000 (18:05 +0300)]
Introduce struct quadree_ops

Store all related function pointers (so far only the comparison) in
one structure. This will make it easier to add function pointers that
are needed in various quadtree operations.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoTry to optimze
Timo Kokkonen [Sun, 11 Apr 2010 09:32:20 +0000 (12:32 +0300)]
Try to optimze

14 years agoMerge branch 'master' into work
Timo Kokkonen [Sun, 11 Apr 2010 09:20:18 +0000 (12:20 +0300)]
Merge branch 'master' into work

14 years agosync with master
Timo Kokkonen [Sun, 11 Apr 2010 09:20:15 +0000 (12:20 +0300)]
sync with master

14 years agoquadtree: Fix minor coding convention issue
Timo Kokkonen [Sun, 11 Apr 2010 09:18:59 +0000 (12:18 +0300)]
quadtree: Fix minor coding convention issue

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanet.c: Optimize moving of planets within thetree
Timo Kokkonen [Sun, 11 Apr 2010 09:13:55 +0000 (12:13 +0300)]
planet.c: Optimize moving of planets within thetree

If there is no changes in the tree topology when a planet is moved,
there is no need to do any tree operations. This will decrease tree
maintenance overhead especially with large trees.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoSeems to be working..
Timo Kokkonen [Sun, 11 Apr 2010 09:12:29 +0000 (12:12 +0300)]
Seems to be working..

14 years agomove_planet: Remove debug code
Timo Kokkonen [Sat, 10 Apr 2010 19:41:23 +0000 (22:41 +0300)]
move_planet: Remove debug code

This was not supposed to be there after debugging was finished.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agocontinuing..
Timo Kokkonen [Sat, 10 Apr 2010 19:40:53 +0000 (22:40 +0300)]
continuing..

14 years agoCrash and burn
Timo Kokkonen [Sat, 10 Apr 2010 18:36:19 +0000 (21:36 +0300)]
Crash and burn

14 years agomain.c: Print tree statistics
Timo Kokkonen [Sat, 10 Apr 2010 14:42:19 +0000 (17:42 +0300)]
main.c: Print tree statistics

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: Collect tree statistics
Timo Kokkonen [Sat, 10 Apr 2010 14:39:07 +0000 (17:39 +0300)]
quadtree: Collect tree statistics

Tree depth and child count is collected and kept up to date.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoMerge branch 'master' into work
Timo Kokkonen [Sat, 10 Apr 2010 14:38:31 +0000 (17:38 +0300)]
Merge branch 'master' into work

14 years agoStats appear to be working
Timo Kokkonen [Sat, 10 Apr 2010 14:32:34 +0000 (17:32 +0300)]
Stats appear to be working

14 years agomain.c: Do not allow creating zero planets
Timo Kokkonen [Sat, 10 Apr 2010 11:49:31 +0000 (14:49 +0300)]
main.c: Do not allow creating zero planets

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoadd stats, incomplete..
Timo Kokkonen [Thu, 8 Apr 2010 19:37:06 +0000 (22:37 +0300)]
add stats, incomplete..

14 years agoMakefile: Enable DEBUG definition in debug build
Timo Kokkonen [Thu, 8 Apr 2010 19:36:06 +0000 (22:36 +0300)]
Makefile: Enable DEBUG definition in debug build

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: Fix style issues
Timo Kokkonen [Thu, 8 Apr 2010 16:50:24 +0000 (19:50 +0300)]
quadtree: Fix style issues

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agomain.c: Use quadtrees to draw only visible planets
Timo Kokkonen [Thu, 8 Apr 2010 16:46:44 +0000 (19:46 +0300)]
main.c: Use quadtrees to draw only visible planets

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanets: Add support for spatial search from quadtree
Timo Kokkonen [Thu, 8 Apr 2010 16:45:12 +0000 (19:45 +0300)]
planets: Add support for spatial search from quadtree

This can be used to for example draw only visible planets on the
screen.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoplanets: Add quadtrees in use
Timo Kokkonen [Thu, 8 Apr 2010 16:43:01 +0000 (19:43 +0300)]
planets: Add quadtrees in use

The tree is used and kept sorted, but it is not used for anything
useful yet.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoMerge branch 'master' into quadtree
Timo Kokkonen [Thu, 8 Apr 2010 16:34:41 +0000 (19:34 +0300)]
Merge branch 'master' into quadtree

14 years agoquadtree: Pass quadtree iterator structure to the callback functions quadtree-dev
Timo Kokkonen [Thu, 8 Apr 2010 16:23:24 +0000 (19:23 +0300)]
quadtree: Pass quadtree iterator structure to the callback functions

This is better than plain void pointer, since now the iterator can be
embedded as part of some other struct. This simplifies the design.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years ago.gitignore: Add debug-planet
Timo Kokkonen [Mon, 5 Apr 2010 16:43:42 +0000 (19:43 +0300)]
.gitignore: Add debug-planet

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoMakefile: Add debug-planet to the clean target
Timo Kokkonen [Mon, 5 Apr 2010 16:43:24 +0000 (19:43 +0300)]
Makefile: Add debug-planet to the clean target

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoMakefile: rename debug target to obey naming convention
Timo Kokkonen [Mon, 5 Apr 2010 16:41:40 +0000 (19:41 +0300)]
Makefile: rename debug target to obey naming convention

The main target is called sdl-planet, so the debug target should be
called then as debug-planet.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoMerge branch 'master' of git://itanic.dy.fi/sdl-planets
Timo Kokkonen [Mon, 5 Apr 2010 16:36:45 +0000 (19:36 +0300)]
Merge branch 'master' of git://itanic.dy.fi/sdl-planets

14 years agomain loop: Fade correctly when simulation runs fast
Timo Kokkonen [Mon, 5 Apr 2010 16:33:53 +0000 (19:33 +0300)]
main loop: Fade correctly when simulation runs fast

There was a bug that buffer fade amount was relative to the time it
took to run one simulation step, not relatively to the time interval
between two drawn frame. This patch fixes the issue.

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>
14 years agoquadtree: Obey naming conventions
Timo Kokkonen [Mon, 5 Apr 2010 13:14:57 +0000 (16:14 +0300)]
quadtree: Obey naming conventions

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>