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build mode straight lines support

isolation_bkp/dynres
Dominik Madarász 2021-11-02 19:14:54 +01:00
parent 42a58ef5fb
commit 4ee2524773
3 changed files with 59 additions and 29 deletions
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78
code/game/src/gui/build_mode.c
View File

@ -17,6 +17,11 @@ void buildmode_clear_buffers(void) {
} }
} }
// TODO(zaklaus):
#ifndef zpl_sign0
#define zpl_sign0(x) (x == 0.0f) ? 0.0f : ((x) >= 0.0f ? 1.0f : -1.0f)
#endif
void buildmode_draw(void) { void buildmode_draw(void) {
camera cam = camera_get(); camera cam = camera_get();
camera old_cam = cam; camera old_cam = cam;
@ -44,35 +49,56 @@ void buildmode_draw(void) {
buildmode_clear_buffers(); buildmode_clear_buffers();
} }
if (e->has_items && !e->inside_vehicle && e->items[e->selected_item].quantity > 0 && !is_outside_range) { ItemDrop *item = &e->items[e->selected_item];
if (IsMouseButtonPressed(MOUSE_RIGHT_BUTTON) && !build_is_in_draw_mode) {
build_is_in_draw_mode = true; if (e->has_items && !e->inside_vehicle && item->quantity > 0 && !is_outside_range) {
build_num_placements = 0; uint16_t item_id = item_find(item->kind);
buildmode_clear_buffers(); item_usage usage = item_get_usage(item_id);
} if (usage < UKIND_END_PLACE) {
if (IsMouseButtonPressed(MOUSE_RIGHT_BUTTON) && !build_is_in_draw_mode) {
uint32_t qty = e->items[e->selected_item].quantity; build_is_in_draw_mode = true;
build_num_placements = 0;
if (build_is_in_draw_mode) { buildmode_clear_buffers();
for (size_t i = 0; i < BUILD_MAX_PLACEMENTS; i++) {
item_placement *it = &build_placements[i];
if (it->kind == -1) {
it->x = (float)cam.x;
it->y = (float)cam.y;
it->kind = 0;
build_num_placements++;
break;
} else if (it->x == (float)cam.x && it->y == (float)cam.y) {
break;
}
} }
uint32_t qty = item->quantity;
bool directional = item_get_place_directional(item_id);
if (build_is_in_draw_mode) {
for (size_t i = 0; i < BUILD_MAX_PLACEMENTS; i++) {
item_placement *it = &build_placements[i];
if (it->kind == -1) {
if (directional && build_num_placements > 2) {
float p1x = build_placements[0].x;
float p1y = build_placements[0].y;
float p2x = build_placements[1].x;
float p2y = build_placements[1].y;
float p3x = (float)cam.x;
float p3y = (float)cam.y;
float sx = zpl_sign0(p2x-p1x);
float sy = zpl_sign0(p2y-p1y);
float sxx = zpl_sign0(p3x-p1x);
float syy = zpl_sign0(p3y-p1y);
if (sx != sxx || sy != syy) break;
}
it->x = (float)cam.x;
it->y = (float)cam.y;
it->kind = 0;
build_num_placements++;
break;
} else if (it->x == (float)cam.x && it->y == (float)cam.y) {
break;
}
}
}
if (!is_outside_range)
renderer_draw_single(cam.x, cam.y, ASSET_EMPTY, ColorAlpha(BLUE, 0.4f));
build_num_placements = zpl_min(build_num_placements, qty);
} }
if (!is_outside_range)
renderer_draw_single(cam.x, cam.y, ASSET_EMPTY, ColorAlpha(BLUE, 0.4f));
build_num_placements = zpl_min(build_num_placements, qty);
} }
for (size_t i = 0; i < build_num_placements; i++) { for (size_t i = 0; i < build_num_placements; i++) {

7
code/game/src/items.h
View File

@ -6,11 +6,14 @@
#include "modules/components.h" #include "modules/components.h"
typedef enum { typedef enum {
UKIND_HOLD, // NOTE(zaklaus): hardcoded fields for placement ops
UKIND_PROXY,
UKIND_PLACE, UKIND_PLACE,
UKIND_PLACE_ITEM, UKIND_PLACE_ITEM,
UKIND_END_PLACE, UKIND_END_PLACE,
// NOTE(zaklaus): the rest of possible actions
UKIND_HOLD,
UKIND_PROXY,
} item_usage; } item_usage;
typedef struct { typedef struct {

3
code/modules/source/system_items.c
View File

@ -182,8 +182,9 @@ void SwapItems(ecs_iter_t *it) {
} }
} }
// TODO(zaklaus):
#ifndef zpl_sign0 #ifndef zpl_sign0
#define zpl_sign0(x) (x == 0.0f) ? 0 : ((x) >= 0 ? 1 : -1) #define zpl_sign0(x) (x == 0.0f) ? 0.0f : ((x) >= 0.0f ? 1.0f : -1.0f)
#endif #endif
void UseItem(ecs_iter_t *it) { void UseItem(ecs_iter_t *it) {