Keyboard handling, just get this up to 50fps
The partial render approach was going to require more coordination than I needed to just get this to 50fps.
This commit is contained in:
parent
3048754012
commit
1dfbec0252
Binary file not shown.
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@ -0,0 +1,77 @@
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#include <clib/alib_protos.h>
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#include <clib/dos_protos.h>
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#include <clib/exec_protos.h>
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#include <clib/graphics_protos.h>
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#include <exec/exec.h>
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#include <exec/types.h>
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#include <exec/memory.h>
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#include <exec/interrupts.h>
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#include <devices/input.h>
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#include <intuition/intuition.h>
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static struct MsgPort *keyboardMessagePort = NULL;
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static struct IOStdReq *keyboardIO = NULL;
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static struct Interrupt keyboardInterrupt;
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extern far ULONG keyboardPressed;
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extern struct InputEvent * __asm stupidKeyboardHandler(
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register __a0 struct InputEvent *input,
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register __a1 APTR id
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);
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void setupKeyboard(void) {
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if (keyboardMessagePort = CreatePort(NULL, NULL)) {
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if (keyboardIO = (struct IOStdReq *)CreateExtIO(
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keyboardMessagePort,
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sizeof(struct IOStdReq)
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)) {
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// OpenDevice returns 0 if successful
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if (!OpenDevice(
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"input.device",
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0,
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(struct IORequest *)keyboardIO,
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0
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)) {
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keyboardInterrupt.is_Node.ln_Type = NT_INTERRUPT;
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keyboardInterrupt.is_Node.ln_Pri = 100;
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keyboardInterrupt.is_Node.ln_Name = (STRPTR)"cool bun";
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keyboardInterrupt.is_Code = (void (*)())&stupidKeyboardHandler;
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keyboardIO->io_Data = (void *)&keyboardInterrupt;
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keyboardIO->io_Command = IND_ADDHANDLER;
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DoIO((struct IORequest *)keyboardIO);
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}
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}
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}
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}
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void teardownKeyboard(void) {
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if (keyboardIO) {
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keyboardIO->io_Data = (void *)&keyboardInterrupt;
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keyboardIO->io_Command = IND_REMHANDLER;
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DoIO((struct IORequest *)keyboardIO);
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CloseDevice((struct IORequest *)keyboardIO);
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DeleteIORequest((struct IORequest *)keyboardIO);
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keyboardIO = NULL;
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}
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if (keyboardMessagePort) {
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DeleteMsgPort(keyboardMessagePort);
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keyboardMessagePort = NULL;
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}
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}
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int main(void) {
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setupKeyboard();
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while (!keyboardPressed) {}
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teardownKeyboard();
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return 0;
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}
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315
main.c
315
main.c
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@ -1,13 +1,23 @@
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#include <stdio.h>
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#include <clib/alib_protos.h>
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#include <clib/dos_protos.h>
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#include <clib/exec_protos.h>
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#include <clib/graphics_protos.h>
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#include <exec/exec.h>
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#include <exec/types.h>
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#include <exec/memory.h>
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#include <exec/interrupts.h>
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#include <devices/input.h>
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#include <hardware/custom.h>
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#include <hardware/dmabits.h>
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#include <hardware/cia.h>
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#include <intuition/intuition.h>
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#include <graphics/gfx.h>
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#include "system/blitter.h"
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@ -84,6 +94,38 @@ void renderTopaz(void) {
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}
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}
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void renderMostlyTopaz(void) {
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int plane;
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uint16_t bltcon0, bltcmod;
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uint8_t *bltbpt;
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bltcon0 = 0xca + (1 << 8) + (1 << 9) + (1 << 10) + (1 << 11);
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bltcmod = screenDefinition.byteWidth - TOPAZ_WIDTH_BYTES;
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bltbpt = TopazBitplanes;
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for (plane = 0; plane < 2; ++plane) {
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custom.bltcon0 = bltcon0;
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custom.bltcon1 = 0;
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custom.bltafwm = 0xffff;
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custom.bltalwm = 0xffff;
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custom.bltapt = MaskBitplane + (30 * TOPAZ_WIDTH_BYTES);
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custom.bltbpt = bltbpt + (30 * TOPAZ_WIDTH_BYTES);
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custom.bltcpt = 30 * screenDefinition.byteWidth + activeScreenBufferDetails.planes[plane] + 8;
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custom.bltdpt = 30 * screenDefinition.byteWidth + activeScreenBufferDetails.planes[plane] + 8;
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custom.bltamod = 0;
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custom.bltbmod = 0;
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custom.bltcmod = bltcmod;
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custom.bltdmod = bltcmod;
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custom.bltsize = BLTSIZE(TOPAZ_WIDTH_WORDS, 196);
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bltbpt += TOPAZ_WIDTH_BYTES * 256;
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WaitBlit();
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}
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}
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#define COPPERLIST_SIZE (10000)
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uint16_t *copperlist;
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@ -124,7 +166,6 @@ void buildCopperlist(void) {
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);
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}
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} else {
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printf("Skipping render\n");
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currentCopperlist = setUpEmptySpritesInCopperlist(currentCopperlist);
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}
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@ -150,7 +191,7 @@ void buildCopperlist(void) {
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}
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}
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} else {
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printf("Skipping render\n");
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//printf("Skipping render\n");
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}
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for (i = 3; i < 8; ++i) {
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@ -172,20 +213,86 @@ void buildCopperlist(void) {
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endCopperlist(currentCopperlist);
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}
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uint16_t renderPartialAreas[BUN_COUNT][5];
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void calculateTopazRenderPartialAreas(
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uint16_t redrawRanges[BUN_COUNT][4]
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) {
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int topazX;
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uint16_t i, width, height, screenX;
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for (i = 0; i < BUN_COUNT; ++i) {
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renderPartialAreas[i][0] = 0;
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if (redrawRanges[i][2] - redrawRanges[i][0] < TOPAZ_WIDTH_PIXELS) {
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if (
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(redrawRanges[i][2] > 64 && redrawRanges[i][0] < (64 + TOPAZ_WIDTH_PIXELS)) ||
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(redrawRanges[i][0] < (64 + TOPAZ_WIDTH_PIXELS) && redrawRanges[i][2] > 64)
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) {
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width = redrawRanges[i][2] - redrawRanges[i][0] + 16;
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height = redrawRanges[i][3] - redrawRanges[i][1];
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topazX = redrawRanges[i][0] - 64;
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screenX = redrawRanges[i][0];
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if (topazX < 0) {
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//printf("Too far left, adjusting...\n");
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topazX += 16;
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screenX += 16;
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width -= 16;
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}
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if (topazX + width > 64 + TOPAZ_WIDTH_PIXELS) {
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//printf("Too far right, adjusting...\n");
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width -= 16;
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}
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renderPartialAreas[i][0] = width;
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renderPartialAreas[i][1] = height;
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renderPartialAreas[i][2] = topazX;
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renderPartialAreas[i][3] = screenX;
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renderPartialAreas[i][4] = redrawRanges[i][1];
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}
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}
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}
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}
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void calculateTopazRenderPartialBlitterSettings() {
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uint16_t bltapt, bltcpt, bltamod, bltcmod, bltsize;
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int i;
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for (i = 0; i < BUN_COUNT; ++i) {
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if (renderPartialAreas[i][0] == 0) continue;
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bltapt = renderPartialAreas[i][4] * TOPAZ_WIDTH_BYTES + (renderPartialAreas[i][2] >> 4) * 2;
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bltcpt = renderPartialAreas[i][4] * screenDefinition.byteWidth + (renderPartialAreas[i][3] >> 4) * 2;
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printf("%d, %d\n", screenDefinition.byteWidth, renderPartialAreas[i][0]);
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bltamod = TOPAZ_WIDTH_BYTES - (renderPartialAreas[i][0] >> 4) * 2;
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bltcmod = screenDefinition.byteWidth - (renderPartialAreas[i][0] >> 4) * 2;
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bltsize = BLTSIZE((renderPartialAreas[i][0] >> 4), renderPartialAreas[i][1]);
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renderPartialAreas[i][0] = bltapt;
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renderPartialAreas[i][1] = bltcpt;
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renderPartialAreas[i][2] = bltamod;
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renderPartialAreas[i][3] = bltcmod;
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renderPartialAreas[i][4] = bltsize;
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}
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}
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void renderTopazPartials(
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uint16_t redrawRanges[BUN_COUNT][4]
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) {
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int plane, i, topazX;
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int plane, i, topazX, screenX;
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uint16_t bltcon0;
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uint16_t bltamod, bltbmod, bltcmod, bltdmod;
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uint16_t width, height, bltsize;
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uint8_t *bltapt, *bltbpt, *bltcpt, *bltdpt;
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uint32_t bltapt, bltbpt, bltcpt, bltdpt;
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bltcon0 = 0xca + (1 << 8) + (1 << 9) + (1 << 10) + (1 << 11);
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bltcmod = screenDefinition.byteWidth;
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bltbpt = TopazBitplanes;
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WaitTOF();
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for (i = 0; i < BUN_COUNT; ++i) {
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if (redrawRanges[i][2] - redrawRanges[i][0] < TOPAZ_WIDTH_PIXELS) {
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@ -193,20 +300,26 @@ void renderTopazPartials(
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(redrawRanges[i][2] > 64 && redrawRanges[i][0] < (64 + TOPAZ_WIDTH_PIXELS)) ||
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(redrawRanges[i][0] < (64 + TOPAZ_WIDTH_PIXELS) && redrawRanges[i][2] > 64)
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) {
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width = redrawRanges[i][2] - redrawRanges[i][0];
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width = redrawRanges[i][2] - redrawRanges[i][0] + 16;
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height = redrawRanges[i][3] - redrawRanges[i][1];
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topazX = redrawRanges[i][0] - 64;
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screenX = redrawRanges[i][0];
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if (topazX < 0) {
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//printf("Too far left, adjusting...\n");
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topazX += 16;
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screenX += 16;
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width -= 16;
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}
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if (topazX + width > 64 + TOPAZ_WIDTH_PIXELS) {
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//printf("Too far right, adjusting...\n");
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width -= 16;
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}
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// always round up to the next word
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width += 16;
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bltapt = redrawRanges[i][1] * TOPAZ_WIDTH_BYTES + (topazX >> 4) * 2;
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bltbpt = bltapt;
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bltcpt = redrawRanges[i][1] * screenDefinition.byteWidth + (redrawRanges[i][0] >> 4) * 2;
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bltcpt = redrawRanges[i][1] * screenDefinition.byteWidth + (screenX >> 4) * 2;
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bltdpt = bltcpt;
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bltamod = TOPAZ_WIDTH_BYTES - (width >> 4) * 2;
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@ -215,6 +328,7 @@ void renderTopazPartials(
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bltdmod = bltcmod;
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bltsize = BLTSIZE((width >> 4), height);
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/*
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printf(
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"Coords: %d, %d -> %d, %d\n",
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@ -227,10 +341,18 @@ void renderTopazPartials(
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printf("topazX: %d\n", topazX);
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printf("width: %d\n", width);
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printf("MaskBitplane: %d\n", MaskBitplane);
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printf("TopazBitplanes: %d\n", TopazBitplanes);
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printf("ActiveScreenBuffer Plane 0: %d\n", activeScreenBufferDetails.planes[0]);
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printf("BLTAPT: %d\n", bltapt);
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printf("BLTAPT src: %d\n", bltapt + (uint32_t)MaskBitplane);
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printf("BLTBPT: %d\n", bltbpt);
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printf("BLTBPT src: %d\n", bltbpt + (uint32_t)TopazBitplanes);
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printf("BLTCPT: %d\n", bltcpt);
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printf("BLTCPT src: %d\n", bltcpt + (uint32_t)activeScreenBufferDetails.planes[0] + 8);
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printf("BLTDPT: %d\n", bltdpt);
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printf("BLTDPT src: %d\n", bltdpt + (uint32_t)activeScreenBufferDetails.planes[0] + 8);
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printf("BLTAMOD: %d\n", bltamod);
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printf("BLTBMOD: %d\n", bltbmod);
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@ -238,39 +360,151 @@ void renderTopazPartials(
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printf("BLTDMOD: %d\n", bltdmod);
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printf("BLTSIZE: %d, %d\n", (width >> 4), height);
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*/
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/*
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for (plane = 0; plane < 3; ++plane) {
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bltapt += (uint32_t)MaskBitplane;
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bltbpt += (uint32_t)TopazBitplanes;
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for (plane = 0; plane < 2; ++plane) {
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custom.bltcon0 = bltcon0;
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custom.bltcon1 = 0;
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custom.bltafwm = 0xffff;
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custom.bltalwm = 0xffff;
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custom.bltapt = MaskBitplane;
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custom.bltbpt = bltbpt;
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custom.bltcpt = activeScreenBufferDetails.planes[plane] + 8;
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custom.bltdpt = activeScreenBufferDetails.planes[plane] + 8;
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custom.bltamod = 0;
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custom.bltbmod = 0;
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custom.bltapt = bltapt;
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custom.bltbpt = bltbpt + (plane * TOPAZ_WIDTH_BYTES * 256);
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custom.bltcpt = bltcpt + activeScreenBufferDetails.planes[plane];
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custom.bltdpt = bltdpt + activeScreenBufferDetails.planes[plane];
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custom.bltamod = bltamod;
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custom.bltbmod = bltbmod;
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custom.bltcmod = bltcmod;
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custom.bltdmod = bltcmod;
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custom.bltsize = BLTSIZE(TOPAZ_WIDTH_WORDS, 256);
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bltbpt += TOPAZ_WIDTH_BYTES * 256;
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custom.bltdmod = bltdmod;
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custom.bltsize = bltsize;
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WaitBlit();
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}
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*/
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break;
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}
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}
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}
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}
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static struct MsgPort *keyboardMessagePort = NULL;
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static struct IOStdReq *keyboardIO = NULL;
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static struct Interrupt keyboardInterrupt;
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extern far ULONG keyboardPressed;
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extern struct InputEvent * __asm stupidKeyboardHandler(
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register __a0 struct InputEvent *input,
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register __a1 APTR id
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);
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void setupKeyboard(void) {
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if (keyboardMessagePort = CreatePort(NULL, NULL)) {
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if (keyboardIO = (struct IOStdReq *)CreateExtIO(
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keyboardMessagePort,
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sizeof(struct IOStdReq)
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)) {
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// OpenDevice returns 0 if successful
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if (!OpenDevice(
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"input.device",
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0,
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(struct IORequest *)keyboardIO,
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0
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)) {
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keyboardInterrupt.is_Node.ln_Type = NT_INTERRUPT;
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keyboardInterrupt.is_Node.ln_Pri = 100;
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keyboardInterrupt.is_Node.ln_Name = (STRPTR)"cool bun";
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keyboardInterrupt.is_Code = (void (*)())&stupidKeyboardHandler;
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keyboardIO->io_Data = (void *)&keyboardInterrupt;
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keyboardIO->io_Command = IND_ADDHANDLER;
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DoIO((struct IORequest *)keyboardIO);
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}
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}
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}
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}
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void teardownKeyboard(void) {
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if (keyboardIO) {
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keyboardIO->io_Data = (void *)&keyboardInterrupt;
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keyboardIO->io_Command = IND_REMHANDLER;
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DoIO((struct IORequest *)keyboardIO);
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CloseDevice((struct IORequest *)keyboardIO);
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DeleteIORequest((struct IORequest *)keyboardIO);
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keyboardIO = NULL;
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}
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if (keyboardMessagePort) {
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DeleteMsgPort(keyboardMessagePort);
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keyboardMessagePort = NULL;
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}
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}
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int main(void) {
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int i;
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struct BunRenderer bunRenderer;
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uint16_t redrawRanges[BUN_COUNT][4];
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/*
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allocateDoubleBufferedScreenMemory(
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&screenDefinition,
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&activeScreenBufferDetails,
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SCREEN_WIDTH,
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SCREEN_HEIGHT,
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3
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);
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setupBunRenderer(
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&bunRenderer,
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&screenDefinition,
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&activeScreenBufferDetails
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);
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calculateNeededRedrawRanges(i, redrawRanges);
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calculateTopazRenderPartialAreas(redrawRanges);
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printf("********\n");
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for (i = 0; i < BUN_COUNT; ++i) {
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if (renderPartialAreas[i][0] == 0) continue;
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printf(
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"%d, %d, %d, %d, %d\n",
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renderPartialAreas[i][0],
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renderPartialAreas[i][1],
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renderPartialAreas[i][2],
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renderPartialAreas[i][3],
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renderPartialAreas[i][4]
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);
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}
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calculateTopazRenderPartialBlitterSettings();
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printf("********\n");
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for (i = 0; i < BUN_COUNT; ++i) {
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if (renderPartialAreas[i][0] == 0) continue;
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printf(
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"%d, %d, %d, %d, %x\n",
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renderPartialAreas[i][0],
|
||||
renderPartialAreas[i][1],
|
||||
renderPartialAreas[i][2],
|
||||
renderPartialAreas[i][3],
|
||||
renderPartialAreas[i][4]
|
||||
);
|
||||
}
|
||||
|
||||
teardownScreen(&screenDefinition);
|
||||
|
||||
return 0;
|
||||
*/
|
||||
|
||||
printf("\nCool bun blitter, copper, and sprite demo by John Bintz\n");
|
||||
printf("\n");
|
||||
printf("This is my first real go at writing graphics code for the Amiga.\n");
|
||||
|
|
@ -310,6 +544,7 @@ int main(void) {
|
|||
buildCopperlist();
|
||||
|
||||
|
||||
|
||||
/*
|
||||
copperlist debugging
|
||||
for (i = 0; i < 20; ++i) {
|
||||
|
|
@ -322,11 +557,7 @@ int main(void) {
|
|||
);
|
||||
}
|
||||
*/
|
||||
|
||||
calculateNeededRedrawRanges(0, redrawRanges);
|
||||
renderTopazPartials(redrawRanges);
|
||||
|
||||
/*
|
||||
setupKeyboard();
|
||||
takeOverSystem();
|
||||
|
||||
setCopperlist(copperlist);
|
||||
|
|
@ -337,16 +568,31 @@ int main(void) {
|
|||
renderTopaz();
|
||||
swapCurrentScreenBuffer(&screenDefinition, &activeScreenBufferDetails);
|
||||
|
||||
updateDisplayInCopperList(
|
||||
&screenDefinition,
|
||||
&activeScreenBufferDetails,
|
||||
copperlistBitplanePointers
|
||||
);
|
||||
|
||||
i = 0;
|
||||
|
||||
while (1) {
|
||||
WaitTOF();
|
||||
|
||||
while (0) {
|
||||
swapCurrentScreenBuffer(&screenDefinition, &activeScreenBufferDetails);
|
||||
|
||||
|
||||
clearCurrentBuns(&bunRenderer);
|
||||
renderBunFrame(i, &bunRenderer);
|
||||
|
||||
/*
|
||||
calculateNeededRedrawRanges(i, redrawRanges);
|
||||
renderTopazPartials(redrawRanges);
|
||||
*/
|
||||
renderMostlyTopaz();
|
||||
|
||||
//WaitTOF();
|
||||
|
||||
|
||||
updateDisplayInCopperList(
|
||||
&screenDefinition,
|
||||
|
|
@ -354,16 +600,21 @@ int main(void) {
|
|||
copperlistBitplanePointers
|
||||
);
|
||||
|
||||
WaitBOF(250);
|
||||
//WaitBOF(100);
|
||||
|
||||
//WaitTOF();
|
||||
|
||||
if (keyboardPressed) {
|
||||
i++;
|
||||
}
|
||||
if ((ciaa.ciapra >> 6) != 3) break;
|
||||
|
||||
i++;
|
||||
//i %= FRAMES_FOR_SCREEN;
|
||||
i %= FRAMES_FOR_SCREEN;
|
||||
}
|
||||
|
||||
giveBackSystem();
|
||||
*/
|
||||
teardownKeyboard();
|
||||
|
||||
teardownScreen(&screenDefinition);
|
||||
|
||||
|
|
|
|||
6
screen.c
6
screen.c
|
|
@ -69,6 +69,10 @@ void swapCurrentScreenBuffer(
|
|||
struct ScreenDefinition *screenDefinition,
|
||||
struct ActiveScreenBufferDetails *currentScreen
|
||||
) {
|
||||
setActiveScreenBuffer(screenDefinition, currentScreen, 1 - currentScreen->currentBuffer);
|
||||
setActiveScreenBuffer(
|
||||
screenDefinition,
|
||||
currentScreen,
|
||||
1 - currentScreen->currentBuffer
|
||||
);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -9,6 +9,9 @@
|
|||
XDEF _endCopperlist
|
||||
XDEF _myWaitBlit
|
||||
XDEF _WaitBOF
|
||||
XDEF _stupidKeyboardHandler
|
||||
|
||||
XDEF _keyboardPressed
|
||||
|
||||
XREF _custom
|
||||
|
||||
|
|
@ -29,6 +32,8 @@ FUNC_CNT SET FUNC_CNT-6
|
|||
INCLUDE "hardware/custom.i"
|
||||
INCLUDE "hardware/dmabits.i"
|
||||
INCLUDE "hardware/intbits.i"
|
||||
INCLUDE "exec/io.i"
|
||||
INCLUDE "devices/inputevent.i"
|
||||
|
||||
; @param 1 Pointer to null terminated name of library
|
||||
; @param 2 Minimum version of library, 0 for any
|
||||
|
|
@ -73,6 +78,52 @@ ActiveScreenBufferDetails_planes EQU SOFFSET
|
|||
SOFFSET SET SOFFSET+(8*4)
|
||||
LABEL ActiveScreenBufferDetails_SIZEOF
|
||||
|
||||
; @see https://amigadev.elowar.com/read/ADCD_2.1/Devices_Manual_guide/node019A.html
|
||||
; @register A0 struct InputEvent *
|
||||
; @register A1 extra data about the event
|
||||
; @output D0 The value of A0
|
||||
_stupidKeyboardHandler:
|
||||
; @stack [RA,A0,current node]
|
||||
MOVE.L A0,-(SP)
|
||||
MOVE.L #0,-(SP)
|
||||
|
||||
_stupidKeyboardHandler_CheckLoop:
|
||||
CMP.B #IECLASS_RAWKEY,ie_Class(A0)
|
||||
BNE.S _stupidKeyboardHandler_NextEvent
|
||||
|
||||
MOVE.W ie_Code(A0),D0
|
||||
AND.W #IECODE_UP_PREFIX,D0
|
||||
SEQ _keyboardPressed
|
||||
|
||||
; if next_event:
|
||||
; do the stack swap thing below
|
||||
; else:
|
||||
; change the A0 in the stack above it
|
||||
TST.L (SP)
|
||||
BNE.S _stupidKeyboardHandler_hasLastEvent
|
||||
|
||||
MOVE.L (A0),4(SP)
|
||||
BRA.S _stupidKeyboardHandler_NextEvent
|
||||
|
||||
_stupidKeyboardHandler_hasLastEvent:
|
||||
; put the next event in the first pointer of the
|
||||
; last event
|
||||
MOVE.L A1,-(SP)
|
||||
MOVE.L 4(SP),A1
|
||||
MOVE.L (A0),(A1)
|
||||
MOVE.L (SP)+,A1
|
||||
|
||||
_stupidKeyboardHandler_NextEvent:
|
||||
; next event is in first long of struct
|
||||
MOVE.L (A0),D0
|
||||
; store current node in stack
|
||||
MOVE.L A0,(SP)
|
||||
|
||||
MOVE.L D0,A0
|
||||
BNE.S _stupidKeyboardHandler_CheckLoop
|
||||
MOVE.L (SP)+,D0
|
||||
MOVE.L (SP)+,D0
|
||||
RTS
|
||||
|
||||
M68K_LEVEL3_INTERRUPT_AUTOVECTOR EQU $6C
|
||||
_takeOverSystem:
|
||||
|
|
@ -438,5 +489,8 @@ VBIPtr dc.l 0
|
|||
CNOP 0,4
|
||||
GraphicsLibrary GRAPHICSNAME
|
||||
|
||||
CNOP 0,4
|
||||
_keyboardPressed dc.l 0
|
||||
|
||||
SECTION Sprite,Data_C
|
||||
EmptySprite dc.w 0,0
|
||||
|
|
|
|||
Loading…
Reference in New Issue