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6c725ff1e146cc78598b89103d182c5c734739c3
armorpaint/paint/sources/ui_view2d.c
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luboslenco 6c725ff1e1 paint: show packed label in 2d view
2026-03-18 16:47:37 +01:00

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#include "global.h"
void ui_view2d_init() {
ui_view2d_pipe = gpu_create_pipeline();
gc_root(ui_view2d_pipe);
ui_view2d_pipe->vertex_shader = sys_get_shader("layer_view.vert");
ui_view2d_pipe->fragment_shader = sys_get_shader("layer_view.frag");
gpu_vertex_structure_t *vs = GC_ALLOC_INIT(gpu_vertex_structure_t, {0});
gpu_vertex_struct_add(vs, "pos", GPU_VERTEX_DATA_F32_2X);
ui_view2d_pipe->input_layout = vs;
ui_view2d_pipe->blend_source = GPU_BLEND_ONE;
ui_view2d_pipe->blend_destination = GPU_BLEND_ZERO;
ui_view2d_pipe->color_write_mask_alpha[0] = false;
gpu_pipeline_compile(ui_view2d_pipe);
pipes_offset = 0;
pipes_get_constant_location("float4");
pipes_get_constant_location("float4");
pipes_get_constant_location("float4");
ui_view2d_channel_loc = pipes_get_constant_location("int");
}
void ui_view2d_draw_image(gpu_texture_t *image, f32 dx, f32 dy, f32 dw, f32 dh, i32 channel) {
if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
gpu_set_int(ui_view2d_channel_loc, channel);
}
draw_scaled_image(image, dx, dy, dw, dh);
}
void ui_view2d_render_color_pick(void *_) {
render_target_t *rt = any_map_get(render_path_render_targets, "texpaint_picker");
gpu_texture_t *texpaint_picker = rt->_image;
draw_begin(texpaint_picker, false, 0);
draw_scaled_image(_ui_view2d_render_tex, -_ui_view2d_render_x, -_ui_view2d_render_y, _ui_view2d_render_tw, _ui_view2d_render_th);
draw_end();
buffer_t *a = gpu_get_texture_pixels(texpaint_picker);
#ifdef IRON_BGRA
i32 i0 = 2;
i32 i1 = 1;
i32 i2 = 0;
#else
i32 i0 = 0;
i32 i1 = 1;
i32 i2 = 2;
#endif
context_raw->picked_color->base = color_set_rb(context_raw->picked_color->base, buffer_get_u8(a, i0));
context_raw->picked_color->base = color_set_gb(context_raw->picked_color->base, buffer_get_u8(a, i1));
context_raw->picked_color->base = color_set_bb(context_raw->picked_color->base, buffer_get_u8(a, i2));
ui_header_handle->redraws = 2;
if (context_raw->color_picker_callback != NULL) {
context_raw->color_picker_callback(context_raw->picked_color);
}
}
void ui_view2d_render(void *_) {
ui_view2d_ww = config_raw->layout->buffer[LAYOUT_SIZE_NODES_W];
ui_view2d_wx = math_floor(sys_w()) + ui_toolbar_w(true);
ui_view2d_wy = 0;
if (!ui_base_show) {
ui_view2d_ww += config_raw->layout->buffer[LAYOUT_SIZE_SIDEBAR_W] + ui_toolbar_w(true);
ui_view2d_wx -= ui_toolbar_w(true);
}
if (!base_view3d_show) {
ui_view2d_ww += base_view3d_w();
}
if (!ui_view2d_show) {
return;
}
if (context_raw->pdirty >= 0) {
ui_view2d_hwnd->redraws = 2; // Paint was active
}
// Cache grid
if (ui_view2d_grid_redraw) {
if (ui_view2d_grid != NULL) {
gpu_delete_texture(ui_view2d_grid);
}
gc_unroot(ui_view2d_grid);
ui_view2d_grid = ui_nodes_draw_grid(ui_view2d_pan_scale);
gc_root(ui_view2d_grid);
ui_view2d_grid_redraw = false;
}
// Ensure UV map is drawn
if (ui_view2d_uvmap_show) {
util_uv_cache_uv_map();
}
// Ensure font image is drawn
if (context_raw->font->image == NULL) {
util_render_make_font_preview();
}
ui->input_enabled = base_ui_enabled;
ui_begin(ui);
i32 headerh = config_raw->layout->buffer[LAYOUT_SIZE_HEADER] == 1 ? ui_header_h * 2 : ui_header_h;
i32 apph = iron_window_height() - config_raw->layout->buffer[LAYOUT_SIZE_STATUS_H] + headerh;
if (!base_view3d_show) {
apph = base_h();
}
ui_view2d_wh = iron_window_height() - config_raw->layout->buffer[LAYOUT_SIZE_STATUS_H];
if (ui_nodes_show) {
ui_view2d_wh -= config_raw->layout->buffer[LAYOUT_SIZE_NODES_H];
if (config_raw->touch_ui) {
ui_view2d_wh += ui_header_h;
}
}
if (!base_view3d_show && ui_nodes_show) {
ui_view2d_wx = 0;
ui_view2d_ww = base_view3d_w();
ui_view2d_wh = iron_window_height() - config_raw->layout->buffer[LAYOUT_SIZE_STATUS_H];
}
if (ui_window(ui_view2d_hwnd, ui_view2d_wx, ui_view2d_wy, ui_view2d_ww, ui_view2d_wh, false)) {
if (!config_raw->touch_ui) {
bool expand = !base_view3d_show && !ui_nodes_show && config_raw->layout->buffer[LAYOUT_SIZE_SIDEBAR_W] == 0;
ui_tab(ui_view2d_htab, expand ? string("%s ", tr("2D View")) : tr("2D View"), false, -1, !base_view3d_show);
if (ui_tab(ui_view2d_htab, tr("+"), false, -1, false)) {
ui_view2d_htab->i = 0;
}
}
// Grid
// draw_set_color(0xffffffff);
// let step: f32 = ui_nodes_grid_cell_w * ui_view2d_pan_scale;
// let x: f32 = math_fmod(ui_view2d_pan_x, step) - step;
// let y: f32 = math_fmod(ui_view2d_pan_y, step) - step;
// draw_image(ui_view2d_grid, x, y);
draw_set_color(ui->ops->theme->SEPARATOR_COL + 0x00020202);
draw_filled_rect(0, 0, ui_view2d_ww, ui_view2d_wh);
draw_set_color(0xffffffff);
// Texture
gpu_texture_t *tex = NULL;
slot_layer_t *l = context_raw->layer;
i32 channel = 0;
i32 wm = fmin(ui_view2d_ww, ui_view2d_wh);
i32 tw = wm * 0.9 * ui_view2d_pan_scale;
i32 tx = ui_view2d_ww / 2.0 - tw / 2.0 + ui_view2d_pan_x;
i32 ty = apph / 2.0 - tw / 2.0 + ui_view2d_pan_y;
if (ui_view2d_type == VIEW_2D_TYPE_ASSET) {
tex = project_get_image(context_raw->texture);
}
else if (ui_view2d_type == VIEW_2D_TYPE_NODE) {
ui_nodes_t *nodes = ui_nodes_get_nodes();
ui_node_canvas_t *c = ui_nodes_get_canvas(true);
if (nodes->nodes_selected_id->length > 0) {
ui_node_t *sel = ui_get_node(c->nodes, nodes->nodes_selected_id->buffer[0]);
gpu_texture_t *img = ui_nodes_get_node_preview_image(sel);
if (img != NULL) {
tex = ui_nodes_get_node_preview_image(sel);
}
}
}
else if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
slot_layer_t *layer = l;
if (config_raw->brush_live && render_path_paint_live_layer_drawn > 0) {
layer = render_path_paint_live_layer;
}
if (context_raw->tool == TOOL_TYPE_MATERIAL) {
layer = render_path_paint_live_layer;
}
if (ui_view2d_layer_mode == VIEW_2D_LAYER_MODE_VISIBLE) {
gpu_texture_t *current = _draw_current;
bool in_use = gpu_in_use;
if (in_use)
draw_end();
layer = layers_flatten(false, NULL);
if (in_use)
draw_begin(current, false, 0);
}
else if (slot_layer_is_group(layer)) {
gpu_texture_t *current = _draw_current;
bool in_use = gpu_in_use;
if (in_use)
draw_end();
layer = layers_flatten(false, slot_layer_get_children(layer));
if (in_use)
draw_begin(current, false, 0);
}
tex = slot_layer_is_mask(context_raw->layer) ? layer->texpaint
: ui_view2d_tex_type == PAINT_TEX_BASE ? layer->texpaint
: ui_view2d_tex_type == PAINT_TEX_OPACITY ? layer->texpaint
: ui_view2d_tex_type == PAINT_TEX_NORMAL ? layer->texpaint_nor
: layer->texpaint_pack;
channel = slot_layer_is_mask(context_raw->layer) ? 1
: ui_view2d_tex_type == PAINT_TEX_OCCLUSION ? 1
: ui_view2d_tex_type == PAINT_TEX_ROUGHNESS ? 2
: ui_view2d_tex_type == PAINT_TEX_METALLIC ? 3
: ui_view2d_tex_type == PAINT_TEX_OPACITY ? 4
: ui_view2d_tex_type == PAINT_TEX_HEIGHT ? 4
: ui_view2d_tex_type == PAINT_TEX_NORMAL ? 5
: 0;
}
else if (ui_view2d_type == VIEW_2D_TYPE_FONT) {
tex = context_raw->font->image;
}
i32 th = tw;
if (tex != NULL) {
th = tw * (tex->height / (float)tex->width);
ty = apph / 2.0 - th / 2.0 + ui_view2d_pan_y;
if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
draw_set_pipeline(ui_view2d_pipe);
}
ui_view2d_draw_image(tex, tx, ty, tw, th, channel);
if (ui_view2d_tiled_show) {
ui_view2d_draw_image(tex, tx - tw, ty, tw, th, channel);
ui_view2d_draw_image(tex, tx - tw, ty - th, tw, th, channel);
ui_view2d_draw_image(tex, tx - tw, ty + th, tw, th, channel);
ui_view2d_draw_image(tex, tx + tw, ty, tw, th, channel);
ui_view2d_draw_image(tex, tx + tw, ty - th, tw, th, channel);
ui_view2d_draw_image(tex, tx + tw, ty + th, tw, th, channel);
ui_view2d_draw_image(tex, tx, ty - th, tw, th, channel);
ui_view2d_draw_image(tex, tx, ty + th, tw, th, channel);
}
if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
draw_set_pipeline(NULL);
}
// Texture and node preview color picking
if ((context_in_2d_view(VIEW_2D_TYPE_ASSET) || context_in_2d_view(VIEW_2D_TYPE_NODE)) && context_raw->tool == TOOL_TYPE_PICKER && ui->input_down) {
gc_unroot(_ui_view2d_render_tex);
_ui_view2d_render_tex = tex;
gc_root(_ui_view2d_render_tex);
_ui_view2d_render_x = ui->input_x - tx - ui_view2d_wx;
;
_ui_view2d_render_y = ui->input_y - ty - ui_view2d_wy;
_ui_view2d_render_tw = tw;
_ui_view2d_render_th = th;
sys_notify_on_next_frame(&ui_view2d_render_color_pick, NULL);
}
}
// UV map
if (ui_view2d_type == VIEW_2D_TYPE_LAYER && ui_view2d_uvmap_show) {
draw_scaled_image(util_uv_uvmap, tx, ty, tw, th);
}
// Menu
i32 top_y = ui_menu_top_y();
i32 ew = math_floor(UI_ELEMENT_W());
draw_set_color(ui->ops->theme->WINDOW_BG_COL);
draw_filled_rect(0, top_y, ui_view2d_ww, UI_ELEMENT_H() + UI_ELEMENT_OFFSET() * 2);
draw_set_color(0xffffffff);
f32 start_y = top_y + UI_ELEMENT_OFFSET();
ui->_x = 2;
ui->_y = 2 + start_y;
ui->_w = ew;
// Editable layer name
ui_handle_t *h = ui_handle(__ID__);
char *text = ui_view2d_type == VIEW_2D_TYPE_NODE ? context_raw->node_preview_name : h->text;
ui->_w = math_floor(math_min(draw_string_width(ui->ops->font, ui->font_size, text) + 15 * UI_SCALE(), 100 * UI_SCALE()));
if (ui_view2d_type == VIEW_2D_TYPE_ASSET) {
asset_t *asset = context_raw->texture;
if (asset != NULL) {
string_t_array_t *asset_names = project_asset_names;
i32 i = string_array_index_of(asset_names, asset->name);
h->text = string_copy(asset->name);
asset->name = string_copy(ui_text_input(h, "", UI_ALIGN_LEFT, true, false));
asset_names->buffer[i] = asset->name;
}
}
else if (ui_view2d_type == VIEW_2D_TYPE_NODE) {
ui_text(context_raw->node_preview_name, UI_ALIGN_LEFT, 0x00000000);
}
else if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
h->text = string_copy(l->name);
l->name = string_copy(ui_text_input(h, "", UI_ALIGN_LEFT, true, false));
ui_view2d_text_input_hover = ui->is_hovered;
}
else if (ui_view2d_type == VIEW_2D_TYPE_FONT) {
h->text = string_copy(context_raw->font->name);
context_raw->font->name = ui_text_input(h, "", UI_ALIGN_LEFT, true, false);
}
if (h->changed) {
ui_base_hwnds->buffer[0]->redraws = 2;
}
ui->_x += ui->_w + 3;
ui->_y = 2 + start_y;
ui->_w = ew;
if (ui_view2d_type == VIEW_2D_TYPE_LAYER) {
ui_handle_t *h_layer_mode = ui_handle(__ID__);
if (h_layer_mode->init) {
h_layer_mode->i = ui_view2d_layer_mode;
}
string_t_array_t *layer_mode_combo = any_array_create_from_raw(
(void *[]){
tr("Visible"),
tr("Selected"),
},
2);
ui_view2d_layer_mode = ui_combo(h_layer_mode, layer_mode_combo, tr("Layers"), false, UI_ALIGN_LEFT, true);
ui->_x += ew + 3;
ui->_y = 2 + start_y;
if (!slot_layer_is_mask(context_raw->layer)) {
ui_handle_t *h_tex_type = ui_handle(__ID__);
if (h_tex_type->init) {
h_tex_type->i = ui_view2d_tex_type;
}
string_t_array_t *tex_type_combo = any_array_create_from_raw(
(void *[]){
tr("Base Color"),
tr("Opacity"),
tr("Normal Map"),
tr("Occlusion"),
tr("Roughness"),
tr("Metallic"),
tr("Height"),
},
7);
if (config_raw->workflow == WORKFLOW_BASE) {
array_splice(tex_type_combo, 6, 1);
array_splice(tex_type_combo, 5, 1);
array_splice(tex_type_combo, 4, 1);
array_splice(tex_type_combo, 3, 1);
array_splice(tex_type_combo, 2, 1);
}
ui_view2d_tex_type = ui_combo(h_tex_type, tex_type_combo, tr("Texture"), false, UI_ALIGN_LEFT, true);
ui->_x += ew + 3;
ui->_y = 2 + start_y;
}
ui->_w = math_floor(ew * 0.7 + 3);
ui_handle_t *h_uvmap_show = ui_handle(__ID__);
if (h_uvmap_show->init) {
h_uvmap_show->b = ui_view2d_uvmap_show;
}
ui_view2d_uvmap_show = ui_check(h_uvmap_show, tr("UV Map"), "");
ui->_x += ew * 0.7 + 3;
ui->_y = 2 + start_y;
}
ui->_w = math_floor(ew * 0.7 + 3);
ui_handle_t *h_tiled_show = ui_handle(__ID__);
if (h_tiled_show->init) {
h_tiled_show->b = ui_view2d_tiled_show;
}
ui_view2d_tiled_show = ui_check(h_tiled_show, tr("Tiled"), "");
ui->_x += ew * 0.6 + 3;
ui->_y = 2 + start_y;
bool full = true;
#ifdef IRON_IOS
if (config_is_iphone()) {
full = false;
}
#endif
if (full) {
if (tex != NULL) {
ui->_w = math_floor(ew * 0.5 + 3);
i32 scale_percent = math_round((tw / (float)tex->width) * 100);
if (ui_text(string("%d%%", scale_percent), UI_ALIGN_LEFT, 0x00000000) == UI_STATE_STARTED) {
ui_view2d_pan_scale = tex->width / (float)(ui_view2d_ww * 0.95);
}
ui->_x += ew * 0.5 + 3;
ui->_y = 2 + start_y;
}
ui->enabled = false;
if ((ui_view2d_type == VIEW_2D_TYPE_ASSET || ui_view2d_type == VIEW_2D_TYPE_NODE) && tex != NULL) { // Texture resolution
ui->_w = math_floor(ew * 0.7 + 3);
ui_text(string("%dx%d", tex->width, tex->height), UI_ALIGN_LEFT, 0x00000000);
ui->_x += ew * 0.7 + 3;
ui->_y = 2 + start_y;
}
char *view_type = ui_view2d_type == VIEW_2D_TYPE_ASSET ? tr("Asset")
: ui_view2d_type == VIEW_2D_TYPE_NODE ? tr("Node")
: ui_view2d_type == VIEW_2D_TYPE_FONT ? tr("Font")
: tr("Layer");
ui->_w = math_floor(ew * 0.5 + 3);
ui_text(view_type, UI_ALIGN_LEFT, 0x00000000);
ui->_x += ew * 0.5 + 3;
ui->_y = 2 + start_y;
if (ui_view2d_type == VIEW_2D_TYPE_ASSET) {
asset_t *asset = context_raw->texture;
bool is_packed = project_raw->packed_assets != NULL && project_packed_asset_exists(project_raw->packed_assets, asset->file);
if (is_packed) {
ui_text(tr("(packed)"), UI_ALIGN_LEFT, 0x00000000);
ui->_x += ew * 0.5 + 3;
ui->_y = 2 + start_y;
}
}
ui->enabled = true;
}
// Picked position
if (context_raw->tool == TOOL_TYPE_PICKER && (ui_view2d_type == VIEW_2D_TYPE_LAYER || ui_view2d_type == VIEW_2D_TYPE_ASSET)) {
gpu_texture_t *cursor_img = resource_get("cursor.k");
f32 hsize = 16 * UI_SCALE();
f32 size = hsize * 2;
draw_scaled_image(cursor_img, tx + tw * context_raw->uvx_picked - hsize, ty + th * context_raw->uvy_picked - hsize, size, size);
}
}
ui_end();
ui->input_enabled = true;
}
void ui_view2d_update(void *_) {
f32 headerh = UI_ELEMENT_H() * 1.4;
context_raw->paint2d = false;
if (!base_ui_enabled || !ui_view2d_show || mouse_x < ui_view2d_wx || mouse_x > ui_view2d_wx + ui_view2d_ww || mouse_y < ui_view2d_wy + headerh ||
mouse_y > ui_view2d_wy + ui_view2d_wh) {
if (ui_view2d_controls_down) {
ui_canvas_control_t *control = ui_nodes_get_canvas_control(ui_view2d_controls_down);
ui_view2d_controls_down = control->controls_down;
}
return;
}
ui_canvas_control_t *control = ui_nodes_get_canvas_control(ui_view2d_controls_down);
ui_view2d_pan_x += control->pan_x;
ui_view2d_pan_y += control->pan_y;
ui_view2d_controls_down = control->controls_down;
if (control->zoom != 0.0) {
f32 _pan_x = ui_view2d_pan_x / (float)ui_view2d_pan_scale;
f32 _pan_y = ui_view2d_pan_y / (float)ui_view2d_pan_scale;
ui_view2d_pan_scale += control->zoom;
if (ui_view2d_pan_scale < 0.1) {
ui_view2d_pan_scale = 0.1;
}
if (ui_view2d_pan_scale > 6.0) {
ui_view2d_pan_scale = 6.0;
}
ui_view2d_pan_x = _pan_x * ui_view2d_pan_scale;
ui_view2d_pan_y = _pan_y * ui_view2d_pan_scale;
if (ui_touch_control) {
// Zoom to finger location
ui_view2d_pan_x -= (ui->input_x - ui->_window_x - ui->_window_w / 2.0) * control->zoom;
ui_view2d_pan_y -= (ui->input_y - ui->_window_y - ui->_window_h / 2.0) * control->zoom;
}
ui_view2d_grid_redraw = true;
}
bool decal_mask = context_is_decal_mask_paint();
bool set_clone_source =
context_raw->tool == TOOL_TYPE_CLONE &&
operator_shortcut(string("%s+%s", any_map_get(config_keymap, "set_clone_source"), any_map_get(config_keymap, "action_paint")), SHORTCUT_TYPE_DOWN);
bool bake = context_raw->tool == TOOL_TYPE_BAKE;
if (!ui->input_down) {
ui_view2d_layer_touched = false;
}
if (ui_view2d_type == VIEW_2D_TYPE_LAYER && !ui_view2d_text_input_hover && !bake &&
(operator_shortcut(any_map_get(config_keymap, "action_paint"), SHORTCUT_TYPE_DOWN) ||
operator_shortcut(string("%s+%s", any_map_get(config_keymap, "brush_ruler"), any_map_get(config_keymap, "action_paint")), SHORTCUT_TYPE_DOWN) ||
decal_mask || set_clone_source || config_raw->brush_live)) {
if (config_raw->touch_ui) {
// Paint only when clicking on the layer rect
slot_layer_t *layer = context_raw->layer;
gpu_texture_t *tex = layer->texpaint;
f32 ratio = tex->height / (float)tex->width;
f32 wm = fmin(ui_view2d_ww, ui_view2d_wh);
f32 tw = wm * 0.9 * ui_view2d_pan_scale;
f32 th = tw * ratio;
f32 tx = ui_view2d_ww / 2.0 - tw / 2.0 + ui_view2d_pan_x;
i32 headerh = config_raw->layout->buffer[LAYOUT_SIZE_HEADER] == 1 ? ui_header_h * 2 : ui_header_h;
i32 apph = iron_window_height() - config_raw->layout->buffer[LAYOUT_SIZE_STATUS_H] + headerh;
f32 ty = apph / 2.0 - th / 2.0 + ui_view2d_pan_y;
f32 mx = mouse_x - ui_view2d_wx;
f32 my = mouse_y - ui_view2d_wy;
if (mx > tx && mx < tx + tw && my > ty && my < ty + th) {
ui_view2d_layer_touched = true;
}
if (ui_view2d_layer_touched) {
context_raw->paint2d = true;
}
}
else {
context_raw->paint2d = true;
}
}
if (ui->is_typing) {
return;
}
if (keyboard_started("left")) {
ui_view2d_pan_x -= 5;
}
else if (keyboard_started("right")) {
ui_view2d_pan_x += 5;
}
if (keyboard_started("up")) {
ui_view2d_pan_y -= 5;
}
else if (keyboard_started("down")) {
ui_view2d_pan_y += 5;
}
if (!context_raw->paint2d && config_raw->touch_ui && ui->input_down) {
ui_view2d_pan_x += ui->input_dx;
ui_view2d_pan_y += ui->input_dy;
}
// Limit panning to keep texture in viewport
i32 border = 32;
f32 wm = fmin(ui_view2d_ww, ui_view2d_wh);
f32 tw = ui_view2d_ww * 0.9 * ui_view2d_pan_scale;
f32 tx = ui_view2d_ww / 2.0 - tw / 2.0 + ui_view2d_pan_x;
f32 hh = sys_h();
f32 ty = hh / 2.0 - tw / 2.0 + ui_view2d_pan_y;
if (tx + border > ui_view2d_ww) {
ui_view2d_pan_x = ui_view2d_ww / 2.0 + tw / 2.0 - border;
}
else if (tx - border < -tw) {
ui_view2d_pan_x = -tw / 2.0 - ui_view2d_ww / 2.0 + border;
}
if (ty + border > hh) {
ui_view2d_pan_y = hh / 2.0 + tw / 2.0 - border;
}
else if (ty - border < -tw) {
ui_view2d_pan_y = -tw / 2.0 - hh / 2.0 + border;
}
if (operator_shortcut(any_map_get(config_keymap, "view_reset"), SHORTCUT_TYPE_STARTED)) {
ui_view2d_pan_x = 0.0;
ui_view2d_pan_y = 0.0;
ui_view2d_pan_scale = 1.0;
}
}
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