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Commit Graph

1376 Commits

Author SHA1 Message Date
uz
5dc80c2615 Rename the 8x8 multiplication using the same scheme as for the 16x16
multiplication.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4463 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-12 15:48:11 +00:00
uz
80b81549fd Moved outcode calculation in a separate module.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4462 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-12 15:10:45 +00:00
cpg
b30d834772 remove superfluous ".code" line
git-svn-id: svn://svn.cc65.org/cc65/trunk@4460 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-11 23:17:55 +00:00
cpg
ab6ff06e76 bugfix from Fatih
git-svn-id: svn://svn.cc65.org/cc65/trunk@4459 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-11 23:15:42 +00:00
cpg
7b42fd028a fix comment
git-svn-id: svn://svn.cc65.org/cc65/trunk@4457 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-10 21:56:56 +00:00
cpg
b18d6ad8db add Atari TGI drivers from Fatih Aygun
git-svn-id: svn://svn.cc65.org/cc65/trunk@4456 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-10 21:53:55 +00:00
uz
fe5adb5c4e Working on stroked font output.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4455 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-10 18:50:33 +00:00
uz
1154a11649 tgi_vectorchar takes now a char argument. Added tgi_install_vectorfont.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4454 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-06 16:18:13 +00:00
uz
e12bd13e16 Added clipping for lines.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4452 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-06 15:26:46 +00:00
uz
24e68f5df3 Changed a comment.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4451 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-06 12:08:25 +00:00
uz
e319fc217b Hold the maximum X and Y coordinate in variables instead of calculating them
when needed. The variables make signed compares in the line clipper easier.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4450 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-06 12:02:52 +00:00
uz
eee4430061 Added a tgi_pieslice function.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4449 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-05 20:32:17 +00:00
uz
bafd7a7279 Fixed a sign error.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4448 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-05 20:26:23 +00:00
uz
787f069738 Moved fixed point multiplication and rounding into an asm module.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4447 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-05 20:16:43 +00:00
uz
de6050f21d Added a tgi_arc function. Removed the old ellipse code and create a new
ellipse module that calls tgi_arc.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4446 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-05 19:52:18 +00:00
uz
78070d8bfb Added tgi_circle and tgi_ellipse functions. The latter works, but could be
optimized.



git-svn-id: svn://svn.cc65.org/cc65/trunk@4445 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-05 17:14:29 +00:00
uz
18272c0427 Working on the division and multiplication routines.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4443 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 19:41:54 +00:00
uz
655ba3e6ee Added a C callable entry point for the division routine.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4442 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 18:25:29 +00:00
uz
c200e0ec94 Added division routine. Removed C callable entry points from mul routines,
they're now in common.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4441 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 18:23:40 +00:00
uz
851926b301 Add C callable special multiplication routines.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4440 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 18:17:00 +00:00
uz
56e035635b Use new multiplication routine.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4439 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 13:46:16 +00:00
uz
7c804513fa The upper 16 bit differ between signed and unsigned multiplication, so while
for 16x16=16, the unsigned routine can be used, regardless of signedness, this
is not true for 16x16=32.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4438 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-04 13:45:27 +00:00
ol.sc
1bec071755 - Replaced font .byte's with font .incbin file
- Adjusted font width declaration from 8 to 7
- Modified font using Beagle Bros Shape Mechanic font editor to look like Apple2 text mode glyphs (with the exception of '_' because OUTTEXT _always_ inserts 2 empty pixels between chars)

git-svn-id: svn://svn.cc65.org/cc65/trunk@4437 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-03 22:20:48 +00:00
uz
100c470727 Added C callable entry point for the 16x16=32 multiplication.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4435 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-03 17:43:57 +00:00
uz
0c1703f8fd Added 16*16=32 multiplication routine.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4434 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-03 13:40:03 +00:00
uz
87866e3099 Working on the TGI API, adding vector fonts. Only roughly tested!
git-svn-id: svn://svn.cc65.org/cc65/trunk@4432 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 22:29:49 +00:00
uz
fdc7604d8f Added separate 8x8=>16 multiplication routine as start of the multiplication
and division stuff cleanup.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4431 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 22:28:02 +00:00
ol.sc
9fa0acfefc Removed unintentionally added line.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4430 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 22:10:13 +00:00
ol.sc
2fcb498f58 Removed generic macpack
git-svn-id: svn://svn.cc65.org/cc65/trunk@4429 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 21:54:51 +00:00
ol.sc
4b601bea40 - Adjusted TEXTSTYLE and OUTTEXT to TGI specs
- Removed defunct scaling support from TEXTSTYLE
- Optimized OUTTEXT
- Clarified font source and format
- Removed generic macpack

git-svn-id: svn://svn.cc65.org/cc65/trunk@4428 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 21:38:18 +00:00
uz
1518a4813c The X register must be zero on return.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4426 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 16:24:26 +00:00
uz
3b06aaaf85 Added the new toascii function for the CBMs.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4425 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 16:23:32 +00:00
uz
7f865046f3 Fixed an error in the color setting code which caused tgi_init to fail.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4423 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-02 15:36:13 +00:00
uz
2e5281fa2d Added tgi_load_vectorfont(). Fixed tgi_free_vectorfont().
git-svn-id: svn://svn.cc65.org/cc65/trunk@4421 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-01 22:35:22 +00:00
uz
25ccbeeaa8 When initializing the driver, set white as the drawing color.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4420 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-01 22:33:27 +00:00
uz
57c9a8f796 Additional error code.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4418 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-01 22:01:23 +00:00
uz
5a2a741cde Added tgi_free_vectorfont.s
git-svn-id: svn://svn.cc65.org/cc65/trunk@4416 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-01 21:53:34 +00:00
uz
97ef7df9f5 Fixed a bug (wrong order of variables).
git-svn-id: svn://svn.cc65.org/cc65/trunk@4415 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-11-01 21:53:22 +00:00
ol.sc
6da8c5639c Changes to the TGI driver API:
* Removed CIRCLE
  * Aspect ratio is a new header variable
  * Removed the reserved bytes - it's easier to bump the API version
  * Clipping is done completely in the wrapper

git-svn-id: svn://svn.cc65.org/cc65/trunk@4407 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-30 21:44:36 +00:00
uz
763fe0b802 Start of TGI changes. Untested, may not work.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4404 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-30 21:26:35 +00:00
uz
4e4beef8b7 Fixed the return types of the sine/cosine functions. Added comments.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4402 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-30 14:02:24 +00:00
uz
c65925b0b9 Merged the sine/cosine routines into one file, because they're often used
together, we save some code in this case, and the sine table isn't of real use
for programs, because it contains some specialities.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4400 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-30 09:58:11 +00:00
uz
7d453f5e11 Added fixpoint sine and cosine functions.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4399 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-29 23:19:00 +00:00
ol.sc
50c1db0331 Changes to the TGI driver API:
* Removed CIRCLE
  * Aspect ratio is a new header variable
  * Removed the reserved bytes - it's easier to bump the API version
  * Clipping is done completely in the wrapper

git-svn-id: svn://svn.cc65.org/cc65/trunk@4398 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-29 23:11:46 +00:00
uz
5304a8149e Changes to the TGI driver API:
* Removed CIRCLE
  * Aspect ratio is a new header variable
  * Removed the reserved bytes - it's easier to bump the API version
  * Clipping is done completely in the wrapper



git-svn-id: svn://svn.cc65.org/cc65/trunk@4396 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-29 20:13:56 +00:00
ol.sc
1d9fc5f655 Changed 'Clear the screen' to 'Clear the drawpage'.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4394 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-27 21:20:06 +00:00
uz
33af076cfc Lynx TGI driver update by Karri Kaksonen. Adds collision detection.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4393 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-26 19:28:11 +00:00
uz
f24adadb9c Added a first version of a Cohen Sutherland line clipper. This version
basically works, but has rounding problems and an intermediate result overflow
in the multiplication, which causes for larger lines.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4392 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-26 15:37:51 +00:00
uz
54a8a778eb Remove 65C02 code, because in this case, the value of Y on return is always
zero, which can be used by the optimizer.
                                         


git-svn-id: svn://svn.cc65.org/cc65/trunk@4384 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-20 08:25:58 +00:00
uz
ed2767e65f Changed names of the pragmas to be identical to the corresponding command line
options. This should make use easier. The old names of the pragmas are still
available but will cause warnings.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4364 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-10-14 12:55:15 +00:00