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koshle: Update refsw2 and tacore

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This commit is contained in:
Stefanos Kornilios Mitsis Poiitidis
2025-05-06 22:18:11 +03:00
parent 1f2f270da9
commit 5316a3572e
9 changed files with 2083 additions and 430 deletions
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45
vendor/emu/lxdream/tacore.cpp vendored
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@@ -182,7 +182,8 @@ struct pvr2_ta_status {
int32_t state;
int32_t width, height; /* Tile resolution, ie 20x15 */
int32_t tilelist_dir; /* Growth direction of the tilelist, 0 = up, 1 = down */
uint32_t tilelist_size; /* Size of the tilelist segments */
// uint32_t tilelist_size; /* Size of the tilelist segments */
// this needs to be current_tile_size
uint32_t tilelist_start; /* Initial address of the tilelist */
uint32_t polybuf_start; /* Initial bank address of the polygon buffer (ie &0x00F00000) */
int32_t current_vertex_type;
@@ -208,6 +209,9 @@ struct pvr2_ta_status {
struct tile_bounds last_triangle_bounds;
struct pvr2_ta_vertex poly_vertex[8];
uint32_t debug_output;
bool modifier_last_volume;
struct tile_bounds modifier_bounds;
};
static struct pvr2_ta_status ta_status;
@@ -253,13 +257,9 @@ void lxd_ta_init(u8* vram) {
ta_status.clip.y2 = ta_status.height-1;
uint32_t control = TA_ALLOC_CTRL; //MMIO_READ( PVR2, TA_TILECFG );
ta_status.tilelist_dir = (control >> 20) & 0x01;
ta_status.tilelist_size = tilematrix_sizes[ (control & 0x03) ];
TA_ISP_CURRENT = TA_ISP_BASE;
//MMIO_WRITE( PVR2, TA_POLYPOS, MMIO_READ( PVR2, TA_POLYBASE ) );
uint32_t plistpos = TA_NEXT_OPB_INIT >> 2; //MMIO_READ( PVR2, TA_LISTBASE )
if( ta_status.tilelist_dir == TA_GROW_DOWN ) {
plistpos -= ta_status.tilelist_size;
}
TA_NEXT_OPB = plistpos;
//MMIO_WRITE( PVR2, TA_LISTPOS, plistpos );
ta_status.tilelist_start = plistpos;
@@ -433,7 +433,9 @@ static uint32_t ta_alloc_tilelist( uint32_t reference ) {
uint32_t limit = TA_OL_LIMIT >> 2;//MMIO_READ( PVR2, TA_LISTEND ) >> 2;
uint32_t newposn;
if( ta_status.tilelist_dir == TA_GROW_DOWN ) {
newposn = posn - ta_status.tilelist_size;
// printf("**TA WARNING**: Allocating tilelist in GROW_DOWN mode\n");
posn -= ta_status.current_tile_size;
newposn = posn;
if( posn == limit ) {
PVRRAM(posn<<2) = 0xF0000000;
PVRRAM(reference) = 0xE0000000 | (posn<<2);
@@ -442,7 +444,7 @@ static uint32_t ta_alloc_tilelist( uint32_t reference ) {
PVRRAM(reference) = 0xE0000000 | (posn<<2);
return TA_NO_ALLOC;
} else if( newposn <= limit ) {
} else if( newposn <= (limit + ta_status.tilelist_size) ) {
} else if( newposn <= (limit + ta_status.current_tile_size) ) {
// asic_RaiseInterrupt(holly_MATR_NOMEM);
pvr_queue_interrupt(ASIC_EVT_PVR_OPB_OUTOFMEM);
printf("TA error: holly_MATR_NOMEM. Interrupt raised\n");
@@ -456,7 +458,7 @@ static uint32_t ta_alloc_tilelist( uint32_t reference ) {
PVRRAM(reference) = 0xE0000000 | (posn<<2);
return posn << 2;
} else {
newposn = posn + ta_status.tilelist_size;
newposn = posn + ta_status.current_tile_size;
if( posn == limit ) {
PVRRAM(posn<<2) = 0xF0000000;
PVRRAM(reference) = 0xE0000000 | (posn<<2);
@@ -465,7 +467,7 @@ static uint32_t ta_alloc_tilelist( uint32_t reference ) {
PVRRAM(reference) = 0xE0000000 | (posn<<2);
return TA_NO_ALLOC;
} else if( newposn >= limit ) {
} else if( newposn >= (limit - ta_status.tilelist_size) ) {
} else if( newposn >= (limit - ta_status.current_tile_size) ) {
// asic_RaiseInterrupt(holly_MATR_NOMEM);
pvr_queue_interrupt(ASIC_EVT_PVR_OPB_OUTOFMEM);
printf("TA error: holly_MATR_NOMEM. Interrupt raised\n");
@@ -621,6 +623,17 @@ static void ta_commit_polygon( ) {
if( polygon_bound.y1 < 0 ) polygon_bound.y1 = 0;
if( polygon_bound.y2 >= ta_status.height ) polygon_bound.y2 = ta_status.height-1;
if (ta_status.current_vertex_type == TA_VERTEX_MOD_VOLUME) {
ta_status.modifier_bounds.x1 = MIN(ta_status.modifier_bounds.x1, polygon_bound.x1);
ta_status.modifier_bounds.x2 = MAX(ta_status.modifier_bounds.x2, polygon_bound.x2);
ta_status.modifier_bounds.y1 = MIN(ta_status.modifier_bounds.y1, polygon_bound.y1);
ta_status.modifier_bounds.y2 = MAX(ta_status.modifier_bounds.y2, polygon_bound.y2);
if (ta_status.modifier_last_volume) {
polygon_bound = ta_status.modifier_bounds;
}
}
/* Set the "single tile" flag if it's entirely contained in 1 tile */
if( polygon_bound.x1 == polygon_bound.x2 &&
polygon_bound.y1 == polygon_bound.y2 ) {
@@ -843,6 +856,14 @@ static void ta_parse_modifier_context( union ta_data *data ) {
ta_status.vertex_count = 0;
ta_status.max_vertex = 3;
ta_status.poly_pointer = 0;
if (ta_status.modifier_last_volume) {
ta_status.modifier_bounds.x1 = INT_MAX/32;
ta_status.modifier_bounds.y1 = INT_MAX/32;
ta_status.modifier_bounds.x2 = -1;
ta_status.modifier_bounds.y2 = -1;
}
ta_status.modifier_last_volume = data[0].i & TA_POLYCMD_FULLMOD;
}
/**
@@ -1006,7 +1027,11 @@ static void ta_parse_vertex( union ta_data *data ) {
vertex++;
vertex->x = data[7].f;
ta_status.vertex_count += 2;
ta_status.state = STATE_EXPECT_VERTEX_BLOCK2;
if (ta_status.current_vertex_type == TA_VERTEX_SPRITE || ta_status.current_vertex_type == TA_VERTEX_TEX_SPRITE) {
ta_status.state = STATE_EXPECT_END_VERTEX_BLOCK2;
} else {
ta_status.state = STATE_EXPECT_VERTEX_BLOCK2;
}
break;
}
ta_status.vertex_count++;