diff --git a/code/font/VEFontCache/VEFontCache.odin b/code/font/VEFontCache/VEFontCache.odin index 20a0e4d..6f3200a 100644 --- a/code/font/VEFontCache/VEFontCache.odin +++ b/code/font/VEFontCache/VEFontCache.odin @@ -25,6 +25,8 @@ Colour :: [4]f32 Vec2 :: [2]f32 Vec2i :: [2]i32 +vec2_from_scalar :: proc( scalar : f32 ) -> Vec2 { return { scalar, scalar } } + AtlasRegionKind :: enum u8 { None = 0x00, A = 0x41, @@ -103,6 +105,18 @@ set_colour :: proc( ctx : ^Context, colour : Colour ) { ctx.colour = font_glyph_lru_code :: #force_inline proc( font : FontID, glyph_index : Glyph ) -> (lru_code : u64) { + // font := font + // glyph_index := glyph_index + + // font_bytes := slice_ptr( transmute(^byte) & font, size_of(FontID) ) + // glyph_bytes := slice_ptr( transmute(^byte) & glyph_index, size_of(Glyph) ) + + // buffer : [32]byte + // copy( buffer[:], font_bytes ) + // copy( buffer[ len(font_bytes) :], glyph_bytes ) + // hash := fnv64a( transmute([]byte) buffer[: size_of(FontID) + size_of(Glyph) ] ) + // lru_code = hash + lru_code = u64(glyph_index) + ( ( 0x100000000 * u64(font) ) & 0xFFFFFFFF00000000 ) return } @@ -727,6 +741,7 @@ measure_text_size :: proc( ctx : ^Context, font : FontID, text_utf8 : string ) - shaped := shape_text_cached( ctx, font, text_utf8 ) entry := & ctx.entries.data[ font ] + padding := 2 * cast(f32) atlas.glyph_padding batch_start_idx : i32 = 0 for index : i32 = 0; index < i32(shaped.glyphs.num); index += 1 @@ -738,13 +753,17 @@ measure_text_size :: proc( ctx : ^Context, font : FontID, text_utf8 : string ) - bounds_width := bounds_1.x - bounds_0.x bounds_height := bounds_1.y - bounds_0.y - bounds := Vec2 { - cast(f32) cast(u32) (f32(bounds_width) * entry.size_scale - f32(atlas.glyph_padding)), - cast(f32) cast(u32) (f32(bounds_height) * entry.size_scale - f32(atlas.glyph_padding)), + // region_kind, region, over_sample := decide_codepoint_region( ctx, entry, glyph_index ) + + glyph_size := Vec2 { + f32(bounds_width) * entry.size_scale + padding, + f32(bounds_height) * entry.size_scale + padding, } - measured.x += bounds.x - measured.y = max(measured.y, bounds.y) + + dummy_position : Vec2 + measured.y = max(measured.y, glyph_size.y) } + measured.x = shaped.end_cursor_pos.x - padding return measured } @@ -760,9 +779,13 @@ shape_text_cached :: proc( ctx : ^Context, font : FontID, text_utf8 : string ) - font := font - font_bytes := slice_ptr( transmute(^byte) & font, size_of(FontID) ) - copy( buffer[:], font_bytes ) - copy( buffer[: size_of(FontID) + len(text_utf8) ], transmute( []byte) text_utf8 ) + buffer_slice := buffer[:] + font_bytes := slice_ptr( transmute(^byte) & font, size_of(FontID) ) + copy( buffer_slice, font_bytes ) + + text_bytes := transmute( []byte) text_utf8 + buffer_slice_post_font := buffer[size_of(FontID) : size_of(FontID) + len(text_utf8) ] + copy( buffer_slice_post_font, text_bytes ) hash := label_hash( transmute(string) buffer[: size_of(FontID) + len(text_utf8)] ) @@ -859,6 +882,6 @@ shape_text_uncached :: proc( ctx : ^Context, font : FontID, output : ^ShapedText prev_codepoint = codepoint } - // output.end_cursor_pos = position + output.end_cursor_pos = position } } diff --git a/code/font/VEFontCache/draw.odin b/code/font/VEFontCache/draw.odin index c6e4b8d..2e42f47 100644 --- a/code/font/VEFontCache/draw.odin +++ b/code/font/VEFontCache/draw.odin @@ -290,6 +290,8 @@ draw_text :: proc( ctx : ^Context, font : FontID, text_utf8 : string, position : entry := & ctx.entries.data[ font ] + // entry.size_scale = parser_scale( & entry.parser_info, entry.size ) + post_shapes_draw_cursor_pos : Vec2 last_shaped : ^ShapedText