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block_class_is_subset implementation pass

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This commit is contained in:
Wunkolo
2019-03-17 16:05:12 -07:00
parent 2c3d54ea5d
commit ee9a3411ba
7 changed files with 239 additions and 201 deletions
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60
overviewer_core/src/block_class.c
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@@ -18,15 +18,47 @@
#include "block_class.h"
#include "utils.h"
#if defined(__i386__) || defined(__x86_64__)
#include <immintrin.h>
#endif
bool block_class_is_subset(
mc_block_t block,
const mc_block_t block_class[],
size_t block_class_len
size_t block_class_len
)
{
size_t i;
for( i = 0; i < block_class_len; ++i )
size_t i = 0;
#ifdef __SSE2__
for( ; i / 8 < block_class_len / 8; i += 8 )
{
const __m128i block_class_vec = _mm_loadu_si128(
(__m128i*)&block_class[i]
);
const __m128i block_vec = _mm_set1_epi16(block);
const __m128i block_cmp = _mm_cmpeq_epi16(block_vec,block_class_vec);
if( _mm_movemask_epi8(block_cmp) )
{
return true;
}
}
#endif
#ifdef __MMX__
for( ; i / 4 < block_class_len / 4; i += 4 )
{
const __m64 block_class_vec = _mm_cvtsi64_m64(
*(uint64_t*)&block_class[i]
);
const __m64 block_vec = _mm_set1_pi16(block);
const __m64 block_cmp = _mm_cmpeq_pi16(block_vec,block_class_vec);
if( _mm_cvtm64_si64(block_cmp) )
{
return true;
}
}
#endif
for( ; i < block_class_len; ++i )
{
if( block == block_class[i] )
{
@@ -134,3 +166,25 @@ const mc_block_t block_class_ancil[] = {
block_acacia_fence
};
const size_t block_class_ancil_len = count_of(block_class_ancil);
const mc_block_t block_class_alt_height[] = {
block_stone_slab,
block_oak_stairs,
block_stone_stairs,
block_brick_stairs,
block_stone_brick_stairs,
block_nether_brick_stairs,
block_sandstone_stairs,
block_spruce_stairs,
block_birch_stairs,
block_jungle_stairs,
block_quartz_stairs,
block_acacia_stairs,
block_dark_oak_stairs,
block_red_sandstone_stairs,
block_stone_slab2,
block_purpur_stairs,
block_purpur_slab,
block_wooden_slab
};
const size_t block_class_alt_height_len = count_of(block_class_alt_height);

3
overviewer_core/src/block_class.h
View File

@@ -44,4 +44,7 @@ extern const size_t block_class_fence_gate_len;
extern const mc_block_t block_class_ancil[];
extern const size_t block_class_ancil_len;
extern const mc_block_t block_class_alt_height[];
extern const size_t block_class_alt_height_len;
#endif

10
overviewer_core/src/iterate.c
View File

@@ -259,13 +259,13 @@ generate_pseudo_data(RenderState *state, unsigned short ancilData) {
if (get_data(state, BLOCKS, x, y+1, z) == 78)
return 0x10;
return ancilData;
} else if (state->block == block_flowing_water || state->block == block_water) { /* water */
} else if (block_class_is_subset(state->block,(mc_block_t[]){block_flowing_water,block_water},2)) { /* water */
data = check_adjacent_blocks(state, x, y, z, state->block) ^ 0x0f;
/* an aditional bit for top is added to the 4 bits of check_adjacent_blocks */
if (get_data(state, BLOCKS, x, y+1, z) != state->block)
data |= 0x10;
return data;
} else if ((state->block == block_glass) || (state->block == block_ice) || (state->block == block_stained_glass)) { /* glass and ice and stained glass*/
} else if (block_class_is_subset(state->block,(mc_block_t[]){block_glass,block_ice,block_stained_glass},3)) { /* glass and ice and stained glass*/
/* an aditional bit for top is added to the 4 bits of check_adjacent_blocks
* Note that stained glass encodes 16 colors using 4 bits. this pushes us over the 8-bits of an unsigned char,
* forcing us to use an unsigned short to hold 16 bits of pseudo ancil data
@@ -317,7 +317,7 @@ generate_pseudo_data(RenderState *state, unsigned short ancilData) {
}
return final_data;
} else if (state->block == block_chest || state->block == block_trapped_chest) {
} else if (block_class_is_subset(state->block,(mc_block_t[]){block_chest,block_trapped_chest},2)) {
/* Orientation is given by ancilData, pseudo data needed to
* choose from single or double chest and the correct half of
* the chest. */
@@ -354,7 +354,7 @@ generate_pseudo_data(RenderState *state, unsigned short ancilData) {
}
return final_data;
} else if ((state->block == block_iron_bars) || (state->block == block_glass_pane) || (state->block == block_stained_glass_pane)) {
} else if (block_class_is_subset(state->block,(mc_block_t[]){block_iron_bars,block_glass_pane,block_stained_glass_pane},3)) {
/* iron bars and glass panes:
* they seem to stick to almost everything but air,
* not sure yet! Still a TODO! */
@@ -363,7 +363,7 @@ generate_pseudo_data(RenderState *state, unsigned short ancilData) {
data = (check_adjacent_blocks(state, x, y, z, 0) ^ 0x0f);
return (data << 4) | (ancilData & 0xf);
} else if ((state->block == block_portal) || (state->block == block_nether_brick_fence)) {
} else if (block_class_is_subset(state->block,(mc_block_t[]){block_portal,block_nether_brick_fence},2)) {
/* portal and nether brick fences */
return check_adjacent_blocks(state, x, y, z, state->block);

61
overviewer_core/src/primitives/base.c
View File

@@ -17,6 +17,7 @@
#include "../overviewer.h"
#include "../mc_id.h"
#include "../block_class.h"
#include "biomes.h"
typedef struct {
@@ -95,19 +96,20 @@ base_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyObjec
*/
if (/* grass, but not snowgrass */
(state->block == block_grass && get_data(state, BLOCKS, state->x, state->y+1, state->z) != 78) ||
/* water */
state->block == block_flowing_water || state->block == block_water ||
/* leaves */
state->block == block_leaves || state->block == block_leaves2 ||
block_class_is_subset(state->block,(mc_block_t[]){
block_vine,
block_waterlily,
block_flowing_water,
block_water,
block_leaves,
block_leaves2
},
6) ||
/* tallgrass, but not dead shrubs */
(state->block == block_tallgrass && state->block_data != 0) ||
/* pumpkin/melon stem, not fully grown. Fully grown stems
* get constant brown color (see textures.py) */
(((state->block == block_pumpkin_stem) || (state->block == block_melon_stem)) && (state->block_data != 7)) ||
/* vines */
state->block == block_vine ||
/* lily pads */
state->block == block_waterlily ||
/* doublePlant grass & ferns */
(state->block == block_double_plant && (state->block_data == 2 || state->block_data == 3)) ||
/* doublePlant grass & ferns tops */
@@ -125,18 +127,21 @@ base_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyObjec
}
switch (state->block) {
case 2:
/* grass */
case block_grass:
case block_tallgrass:
case block_pumpkin_stem:
case block_melon_stem:
case block_vine:
case block_waterlily:
case block_double_plant:
color_table = self->grasscolor;
break;
case 8:
case 9:
/* water */
case block_flowing_water:
case block_water:
color_table = self->watercolor;
break;
case 18:
case 161:
/* leaves */
case block_leaves:
case block_leaves2:
color_table = self->foliagecolor;
if (state->block_data == 2)
{
@@ -145,30 +150,6 @@ base_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyObjec
flip_xy = 1;
}
break;
case 31:
/* tall grass */
color_table = self->grasscolor;
break;
case 104:
/* pumpkin stem */
color_table = self->grasscolor;
break;
case 105:
/* melon stem */
color_table = self->grasscolor;
break;
case 106:
/* vines */
color_table = self->grasscolor;
break;
case 111:
/* lily pads */
color_table = self->grasscolor;
break;
case 175:
/* doublePlant grass & ferns */
color_table = self->grasscolor;
break;
default:
break;
};

21
overviewer_core/src/primitives/edge-lines.c
View File

@@ -17,6 +17,7 @@
#include "../overviewer.h"
#include "../mc_id.h"
#include "../block_class.h"
typedef struct {
float opacity;
@@ -35,16 +36,17 @@ edge_lines_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, P
PrimitiveEdgeLines *self = (PrimitiveEdgeLines *)data;
/* Draw some edge lines! */
if (state->block == block_stone_slab || state->block == block_snow_layer || !is_transparent(state->block)) {
if (block_class_is_subset(state->block,(mc_block_t[]){block_stone_slab,block_snow_layer},2)
|| !is_transparent(state->block)) {
Imaging img_i = imaging_python_to_c(state->img);
unsigned char ink[] = {0, 0, 0, 255 * self->opacity};
unsigned short side_block;
int x = state->x, y = state->y, z = state->z;
int increment=0;
if ((state->block == block_stone_slab || state->block == block_wooden_slab) && ((state->block_data & 0x8) == 0 )) // half-steps BUT no upsidown half-steps
if (block_class_is_subset(state->block,(mc_block_t[]){block_wooden_slab,block_stone_slab},2) && ((state->block_data & 0x8) == 0 )) // half-steps BUT no upsidown half-steps
increment=6;
else if ((state->block == block_snow_layer) || (state->block == block_unpowered_repeater) || (state->block == block_powered_repeater)) // snow, redstone repeaters (on and off)
else if (block_class_is_subset(state->block,(mc_block_t[]){block_snow_layer,block_unpowered_repeater,block_powered_repeater},3)) // snow, redstone repeaters (on and off)
increment=9;
/* +X side */
@@ -52,9 +54,9 @@ edge_lines_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, P
if (side_block != state->block && (is_transparent(side_block) || render_mode_hidden(state->rendermode, x+1, y, z)) &&
/* WARNING: ugly special case approaching */
/* if the block is a slab and the side block is a stair don't draw anything, it can give very ugly results */
!((state->block == block_stone_slab || state->block == block_wooden_slab) && ((side_block == block_oak_stairs) || (side_block == block_stone_stairs) || (side_block == block_brick_stairs) ||
(side_block == block_stone_brick_stairs) || (side_block == block_nether_brick_stairs) || (side_block == block_sandstone_stairs) || (side_block == block_spruce_stairs) || (side_block == block_birch_stairs) ||
(side_block == block_jungle_stairs)))) {
!(block_class_is_subset(state->block,(mc_block_t[]){block_wooden_slab,block_stone_slab},2)
&& (block_class_is_subset(side_block,block_class_stair,block_class_stair_len))
)) {
ImagingDrawLine(img_i, state->imgx+12, state->imgy+1+increment, state->imgx+22+1, state->imgy+5+1+increment, &ink, 1);
ImagingDrawLine(img_i, state->imgx+12, state->imgy+increment, state->imgx+22+1, state->imgy+5+increment, &ink, 1);
}
@@ -64,9 +66,10 @@ edge_lines_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, P
if (side_block != state->block && (is_transparent(side_block) || render_mode_hidden(state->rendermode, x, y, z-1)) &&
/* WARNING: ugly special case approaching */
/* if the block is a slab and the side block is a stair don't draw anything, it can give very ugly results */
!((state->block == block_stone_slab || state->block == block_wooden_slab) && ((side_block == block_oak_stairs) || (side_block == block_stone_stairs) || (side_block == block_brick_stairs) ||
(side_block == block_stone_brick_stairs) || (side_block == block_nether_brick_stairs) || (side_block == block_sandstone_stairs) || (side_block == block_spruce_stairs) || (side_block == block_birch_stairs) ||
(side_block == block_jungle_stairs)))) {
!(
block_class_is_subset(state->block,(mc_block_t[]){block_stone_slab,block_wooden_slab},2)
&& (block_class_is_subset(side_block,block_class_stair,block_class_stair_len))
)) {
ImagingDrawLine(img_i, state->imgx, state->imgy+6+1+increment, state->imgx+12+1, state->imgy+1+increment, &ink, 1);
ImagingDrawLine(img_i, state->imgx, state->imgy+6+increment, state->imgx+12+1, state->imgy+increment, &ink, 1);
}

16
overviewer_core/src/primitives/lighting.c
View File

@@ -17,6 +17,7 @@
#include "../overviewer.h"
#include "../mc_id.h"
#include "../block_class.h"
#include "lighting.h"
#include <math.h>
@@ -139,7 +140,7 @@ estimate_blocklevel(RenderPrimitiveLighting *self, RenderState *state,
blocklevel = get_data(state, BLOCKLIGHT, x, y, z);
/* no longer a guess */
if (!(block == block_stone_slab || block == block_oak_stairs || block == block_stone_stairs || block == block_brick_stairs || block == block_stone_brick_stairs || block == block_red_sandstone_stairs || block == block_stone_slab2 || block == block_purpur_slab ) && authoratative) {
if (!block_class_is_subset(block,block_class_alt_height,block_class_alt_height_len) && authoratative) {
*authoratative = 1;
}
@@ -160,9 +161,7 @@ get_lighting_color(RenderPrimitiveLighting *self, RenderState *state,
/* special half-step handling, stairs handling */
/* Anvil also needs to be here, blockid 145 */
if (block == block_stone_slab || block == block_oak_stairs || block == block_stone_stairs || block == block_brick_stairs || block == block_stone_brick_stairs || block == block_nether_brick_stairs ||
block == block_sandstone_stairs || block == block_spruce_stairs || block == block_birch_stairs || block == block_jungle_stairs || block == block_anvil || block == block_quartz_stairs ||
block == block_acacia_stairs || block == block_dark_oak_stairs || block == block_red_sandstone_stairs || block == block_stone_slab2 || block == block_purpur_stairs || block == block_purpur_slab ) {
if ( block_class_is_subset(block,block_class_alt_height,block_class_alt_height_len) || block == block_anvil) {
unsigned int upper_block;
/* stairs and half-blocks take the skylevel from the upper block if it's transparent */
@@ -171,10 +170,7 @@ get_lighting_color(RenderPrimitiveLighting *self, RenderState *state,
do {
upper_counter++;
upper_block = get_data(state, BLOCKS, x, y + upper_counter, z);
} while (upper_block == block_stone_slab || upper_block == block_oak_stairs || upper_block == block_stone_stairs || upper_block == block_brick_stairs ||
upper_block == block_stone_brick_stairs || upper_block == block_nether_brick_stairs || upper_block == block_sandstone_stairs || upper_block == block_spruce_stairs ||
upper_block == block_birch_stairs || upper_block == block_jungle_stairs || upper_block == block_quartz_stairs || upper_block == block_acacia_stairs ||
upper_block == block_dark_oak_stairs || upper_block == block_red_sandstone_stairs || upper_block == block_stone_slab2 || upper_block == block_purpur_stairs || upper_block == block_purpur_slab );
} while (block_class_is_subset(upper_block,block_class_alt_height,block_class_alt_height_len));
if (is_transparent(upper_block)) {
skylevel = get_data(state, SKYLIGHT, x, y + upper_counter, z);
} else {
@@ -187,7 +183,7 @@ get_lighting_color(RenderPrimitiveLighting *self, RenderState *state,
}
if (block == block_flowing_lava || block == block_lava) {
if (block_class_is_subset(block,(mc_block_t[]){block_flowing_lava,block_lava},2)) {
/* lava blocks should always be lit! */
*r = 255;
*g = 255;
@@ -306,7 +302,7 @@ lighting_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyO
self = (RenderPrimitiveLighting *)data;
x = state->x, y = state->y, z = state->z;
if ((state->block == block_flowing_water) || (state->block == block_water)) { /* special case for water */
if (block_class_is_subset(state->block,(mc_block_t[]){block_flowing_water,block_water},2)) { /* special case for water */
/* looks like we need a new case for lighting, there are
* blocks that are transparent for occlusion calculations and
* need per-face shading if the face is drawn. */

3
overviewer_core/src/primitives/nether.c
View File

@@ -17,6 +17,7 @@
#include "../overviewer.h"
#include "../mc_id.h"
#include "../block_class.h"
#include "nether.h"
static void
@@ -36,7 +37,7 @@ walk_chunk(RenderState *state, RenderPrimitiveNether *data) {
for (y = NETHER_ROOF-1; y>=0; y--) {
id = get_data(state, BLOCKS, x, y - (state->chunky * 16), z);
if (id == block_bedrock || id == block_netherrack || id == block_quartz_ore || id == block_lava)
if (block_class_is_subset(id,(mc_block_t[]){block_bedrock,block_netherrack,block_quartz_ore,block_lava},4))
data->remove_block[x+1][y][z+1] = 1;
else
break;