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rendering: use sprite batching techniques for rect primitives, unite their render path

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This commit is contained in:
veclav talica
2024-10-14 11:46:07 +03:00
parent 82bad550e5
commit b295c5920c
10 changed files with 308 additions and 116 deletions
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32
src/rendering/twn_draw.c
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@ -35,22 +35,6 @@ void render_queue_clear(void) {
}
/* rectangle */
void draw_rectangle(Rect rect, Color color) {
RectPrimitive rectangle = {
.rect = rect,
.color = color,
};
Primitive2D primitive = {
.type = PRIMITIVE_2D_RECT,
.rect = rectangle,
};
arrput(ctx.render_queue_2d, primitive);
}
void draw_9slice(const char *texture_path, int texture_w, int texture_h, int border_thickness, Rect rect, Color color) {
const float bt = (float)border_thickness; /* i know! */
const float bt2 = bt * 2; /* combined size of the two borders in an axis */
@ -204,19 +188,27 @@ static void render_2d(void) {
switch (current->type) {
case PRIMITIVE_2D_SPRITE: {
const struct SpriteBatch batch =
const struct QuadBatch batch =
collect_sprite_batch(current, render_queue_len - i);
/* TODO: what's even the point? just use OR_EQUAL comparison */
set_depth_range((double)batch_count / UINT16_MAX, 1.0);
render_sprites(current, batch);
render_sprite_batch(current, batch);
i += batch.size - 1; ++batch_count;
break;
}
case PRIMITIVE_2D_RECT:
render_rectangle(&current->rect);
case PRIMITIVE_2D_RECT: {
const struct QuadBatch batch =
collect_rect_batch(current, render_queue_len - i);
/* TODO: what's even the point? just use OR_EQUAL comparison */
set_depth_range((double)batch_count / UINT16_MAX, 1.0);
render_rect_batch(current, batch);
i += batch.size - 1; ++batch_count;
break;
}
case PRIMITIVE_2D_CIRCLE:
render_circle(&current->circle);
break;