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minimal renderer skeleton

isolation
Dominik Madarász 2022-09-29 14:11:42 +02:00
parent 2b9118a206
commit 85e87b0e81
2 changed files with 1 additions and 98 deletions
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2
code/games/minimal/src/platform.c
View File

@ -19,8 +19,6 @@
#include "renderer.c"
bool inv_is_open = false;
void platform_init() {
platform_create_window("minimal-demo");
renderer_init();

97
code/games/minimal/src/renderer.c
View File

@ -7,20 +7,6 @@ static float zoom_overlay_tran = 0.0f;
float zpl_lerp(float,float,float);
float zpl_to_degrees(float);
void DrawNametag(const char* name, uint64_t key, entity_view *data, float x, float y) {
float size = 16.f;
float font_size = lerp(4.0f, 32.0f, 0.5f/(float)render_camera.zoom);
float font_spacing = 1.1f;
float title_bg_offset = 4;
float fixed_title_offset = 8.f;
float health = (data->hp / data->max_hp);
const char *title = TextFormat("%s %llu", name, key);
float title_w = MeasureTextEco(title, font_size, font_spacing);
DrawRectangleEco(x-title_w/2.f-title_bg_offset/2.f, y-size-font_size-fixed_title_offset, title_w+title_bg_offset, font_size, ColorAlpha(BLACK, data->tran_time));
DrawRectangleEco(x-title_w/2.f-title_bg_offset/2.f, y-size-fixed_title_offset, title_w*health+title_bg_offset, font_size*0.2f, ColorAlpha(RED, data->tran_time));
DrawTextEco(title, x-title_w/2.f, y-size-font_size-fixed_title_offset, font_size, ColorAlpha(RAYWHITE, data->tran_time), font_spacing);
}
void DEBUG_draw_ground(uint64_t key, entity_view * data) {
switch (data->kind) {
case EKIND_CHUNK: {
@ -51,86 +37,15 @@ void DEBUG_draw_ground(uint64_t key, entity_view * data) {
}
}
void DEBUG_draw_overlay(uint64_t key, entity_view * data) {
switch (data->kind) {
case EKIND_CHUNK: {
world_view *view = game_world_view_get_active();
float size = (float)(view->chunk_size * WORLD_BLOCK_SIZE);
float offset = 0.0;
float x = data->x * size + offset;
float y = data->y * size + offset;
DrawRectangleEco(x, y, size-offset, size-offset, ColorAlpha(ColorFromHSV((float)data->color, 0.13f, 0.89f), data->tran_time*zoom_overlay_tran*0.75f));
DrawTextEco(TextFormat("%d %d", (int)data->x, (int)data->y), x+15.0f, y+15.0f, 200 , ColorAlpha(BLACK, data->tran_time*zoom_overlay_tran), 0.0);
}break;
default:break;
}
}
extern bool inv_is_open;
void DEBUG_draw_entities(uint64_t key, entity_view * data) {
float size = 16.f;
switch (data->kind) {
case EKIND_DEMO_NPC: {
float x = data->x;
float y = data->y;
DrawNametag("Demo", key, data, x, y);
DrawCircleEco(x, y, size, ColorAlpha(BLUE, data->tran_time));
}break;
case EKIND_PLAYER: {
float x = data->x;
float y = data->y;
float health = (data->hp / data->max_hp);
DrawNametag("Player", key, data, x, y);
DrawCircleEco(x, y, size, ColorAlpha(YELLOW, data->tran_time));
if (data->has_items && !data->inside_vehicle) {
float ix = data->x;
float iy = data->y;
if (data->items[data->selected_item].quantity > 0) {
asset_id it_kind = data->items[data->selected_item].kind;
uint32_t qty = data->items[data->selected_item].quantity;
DrawTexturePro(GetSpriteTexture2D(assets_find(it_kind)), ASSET_SRC_RECT(), ((Rectangle){ix, iy, 32, 32}), (Vector2){0.5f,0.5f}, 0.0f, ALPHA(WHITE));
if (!inv_is_open)
DrawTextEco(zpl_bprintf("%d", qty), x+24, y+24, 8, RAYWHITE, 0.0f);
}
}
}break;
case EKIND_MACRO_BOT: {
float x = data->x;
float y = data->y;
DrawNametag("Bot", key, data, x, y);
}break;
case EKIND_ITEM: {
float x = data->x - 32.f;
float y = data->y - 32.f;
DrawTexturePro(GetSpriteTexture2D(assets_find(data->asset)), ASSET_SRC_RECT(), ASSET_DST_RECT(x,y), (Vector2){0.5f,0.5f}, 0.0f, ALPHA(WHITE));
DrawTextEco(zpl_bprintf("%d", data->quantity), x, y, 10, ALPHA(RAYWHITE), 0.0f);
}break;
default:break;
}
}
void DEBUG_draw_entities_low(uint64_t key, entity_view * data) {
(void)key;
switch (data->kind) {
case EKIND_VEHICLE: {
float x = data->x;
float y = data->y;
float const w = 80;
float const h = 50;
DrawRectanglePro((Rectangle){x,y,w,h}, (Vector2){w/2.0f,h/2.0f}, zpl_to_degrees(data->heading), ColorAlpha(RED, data->tran_time));
}break;
case EKIND_DEVICE:{
float x = data->x - 32.f;
float y = data->y - 32.f;
DrawTexturePro(GetSpriteTexture2D(assets_find(data->asset)), ASSET_SRC_RECT(), ASSET_DST_RECT(x,y), (Vector2){0.5f,0.5f}, 0.0f, ALPHA(WHITE));
}break;
default:break;
}
@ -143,18 +58,11 @@ void renderer_draw(void) {
camera game_camera = camera_get();
render_camera.target = (Vector2){(float)game_camera.x, (float)game_camera.y};
zoom_overlay_tran = zpl_lerp(zoom_overlay_tran, (target_zoom <= CAM_OVERLAY_ZOOM_LEVEL) ? 1.0f : 0.0f, GetFrameTime()*2.0f);
ClearBackground(GetColor(0x222034));
BeginMode2D(render_camera);
game_world_view_active_entity_map(DEBUG_draw_ground);
game_world_view_active_entity_map(DEBUG_draw_entities_low);
game_world_view_active_entity_map(DEBUG_draw_entities);
if (zoom_overlay_tran > 0.02f) {
game_world_view_active_entity_map(DEBUG_draw_overlay);
}
EndMode2D();
}
@ -168,13 +76,10 @@ void renderer_init(void) {
render_camera.rotation = 0.0f;
render_camera.zoom = 1.5f;
// NOTE(zaklaus): Paint the screen before we load the game
// TODO(zaklaus): Render a cool loading screen background maybe? :wink: :wink:
BeginDrawing();
ClearBackground(GetColor(0x222034));
char const *loading_text = "zpl.eco2d is loading...";
char const *loading_text = "demo is loading...";
int text_w = MeasureText(loading_text, 120);
DrawText(loading_text, GetScreenWidth()-text_w-15, GetScreenHeight()-135, 120, RAYWHITE);
EndDrawing();