... in Geoff Mode.
+ The linear, room-by-room nature of ... each other rather than a linear sequence. JSW is more conducive ... need not share the same sprite, and each room can have ...

... /> 2a. Shift the sprite + mask into a temp buffer.

... rotate a 2 character wide sprite horizontally a pixel, it ... still left in an alternative sprite draw routine for drawing ... character cell to a buffer before copying the buffer (one character cell ...

... : logical part writes into one buffer a queue of sprites needed ... engine looks where is that sprite, what parts does it consist ... )) X,Y size of a sprite isn't fixed.)
what ... : an engine must recognize when sprite doesnt fit onto the screen ...

... in Geoff Mode.
+ The linear, room-by-room nature of ... each other rather than a linear sequence. JSW is more conducive ... need not share the same sprite, and each room can have ...

... .

The sprite engine part will become "Sprite Pack lib #1 ... . The second uses the double-buffer mode of the 128 and ... /> call SPGetKey

; move sprite 3 pixels right and
; 2 pixels up. Clip the sprite
; against the full screen ...

... sort anything... just make "Y buffer": split screen in 4-8 ... , mask Y coord and place sprite number into one of these ... top buffer and draw every sprite placed in, then draw every sprite fom ...

... implements the games design - includes sprite engines and any other 'engine ... palette, and C64 4 color sprite palette again all as separate ... data within the images frame buffer. The plot pixel function will ...

... INITIM2

; Fill Back buffer with a bright stripy pattern ... H,A

; MERGE SPRITE COLOR WITH EXISTING PAPER COLOR ...

... you are copying the back buffer in linear order, which means you ... a single frame. A back buffer to display copy should do ...

... INITIM2

; Fill Back buffer with a bright stripy pattern ... H,A

; MERGE SPRITE COLOR WITH EXISTING PAPER COLOR ...

... INITIM2

; Fill Back buffer with a bright stripy pattern ... H,A

; MERGE SPRITE COLOR WITH EXISTING PAPER COLOR ...

... stored background into sprite
5. Change sprite coordinates
... click on "examples" under Sprite Pack. This particular algorithm ... into a memory buffer as you see fit ... then copy the buffer to the display in ... Spec has the double buffer mode, so this ...

... sprite in the top left who is XORed to the back buffer ... , this will turn into a proper sprite and game ...

... /> this one moves data from linear backbuffer to screen... aprox 14 ... [code]
start ld hl, buffer alligned on 256
exx ... ;11 next line in back buffer



; ... ;11 next line in back buffer



...

... /> ...

// create the sprite; on creation, sprite
// is automatically placed ...
- update coordinates
- modify sprite graphic pointers given the displacement ... square into an 8-byte buffer before copying the final result ...

... buffer to set registers in the next interrupt. Same thing with sprite ... improvements. Neither will any other sprite lib be able to do ... tile (i.e. like a Sprite but just blit it to ... enable "backgrounds" that your main sprite can walk behind.

... to the raster, so all sprite draws, line draws, etc are ... draw order, doing chars in sprite order rather than position order ... everything drawn in a back buffer and are copying or if ...

... buffer to set registers in the next interrupt. Same thing with sprite ...

... it is copied from the buffer to the physical screen.
sprite I dont use any fancy ...

... />
When I wrote that sprite routine it was for drawing ... 32 column line. Your back buffer is 24 bytes wide so ... e / inc e in the sprite routine to dec de / inc ...

... is erasing a sprite in a
back buffer (an area ... /> HL = address in back buffer where sprite is
DE = amount ... br /> of sprite. After the DJNZ loop,
HL = buffer addr + ... br />
[quote]
Buffer overflow maybe? The code doesn ...

... into a 8-byte pixel buffer and a single byte attribute ... 70000 cycle copy of second buffer
- Only parts of ... /> CONS

- The move sprite function has an overhead associated ... extra memory than a double buffer. sp1 requires the same amount ...

... a 1-byte attribute buffer. Then each sprite character occupying the cell ... sprite) are drawn on top. Finally, the finished pixel and attribute buffer ... /> [code]
struct sp1_ss { // "sprite structs" Every sprite is described by one ...

... sp1_cs { // "char structs" Every sprite is broken into pieces fitting ... /> uchar attr; // +7 sprite colour, logically ORed to form ... sprite character. The draw function draws the graphics in the pixel buffer ...

... clear pixel buffer before draw
#define SP1_TYPE_2BYTE 0x40 // sprite graphic consists ... br /> #define SP1_TYPE_1BYTE 0x00 // sprite graphic consists of graph only ... will clear the pixel buffer before the sprite character is drawn. This ...

... single moving sprite an occluding sprite and see ... clear the pixel buffer before this sprite is drawn. ... sprite graphics with what is already in the pixel buffer. The pixel buffer ... 's initial contents are not entirely predictable when an occluding sprite ...

... pixel buffer. By using an occluding sprite at ... highest priority that does not clear the pixel buffer ... ._sprdrawftbl ; table of sprite draw functions indexed by type ... 2-byte sprite, each shifted sprite graphic will ...

For sprite-routines, Derek Smith has ... As for erasing you old sprite... If your routine uses XOR ... to put the sprite on the screen, drawing ... background, and then the sprite again on top of it ... a back-buffer to draw the background and the sprite into, ...

... /> I read it as a linear block of memory not as ... . I created a brand new sprite, which is going to be ...

... adding byte- and word-circular buffer. To use, you must link ... to a single masked 3x3 sprite. If this works on the ... will probably be doing hardware sprite apis and input functions for ...