mirror of https://github.com/OpenTTD/OpenTTD
Codechange: Use EnumBitSet for SpriteComponent. (#13509)
parent
b2f5a4901b
commit
ba20ea5d18
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@ -246,7 +246,8 @@ const Sprite *FreeTypeFontCache::InternalGetGlyph(GlyphID key, bool aa)
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SpriteLoader::Sprite &sprite = spritecollection[ZOOM_LVL_MIN];
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sprite.AllocateData(ZOOM_LVL_MIN, static_cast<size_t>(width) * height);
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sprite.type = SpriteType::Font;
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sprite.colours = (aa ? SCC_PAL | SCC_ALPHA : SCC_PAL);
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sprite.colours = SpriteComponent::Palette;
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if (aa) sprite.colours.Set(SpriteComponent::Alpha);
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sprite.width = width;
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sprite.height = height;
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sprite.x_offs = slot->bitmap_left;
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@ -231,7 +231,8 @@ const Sprite *CoreTextFontCache::InternalGetGlyph(GlyphID key, bool use_aa)
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SpriteLoader::Sprite &sprite = spritecollection[ZOOM_LVL_MIN];
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sprite.AllocateData(ZOOM_LVL_MIN, width * height);
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sprite.type = SpriteType::Font;
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sprite.colours = (use_aa ? SCC_PAL | SCC_ALPHA : SCC_PAL);
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sprite.colours = SpriteComponent::Palette;
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if (use_aa) sprite.colours.Set(SpriteComponent::Alpha);
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sprite.width = width;
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sprite.height = height;
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sprite.x_offs = (int16_t)std::round(CGRectGetMinX(bounds));
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@ -228,7 +228,8 @@ void Win32FontCache::ClearFontCache()
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SpriteLoader::Sprite &sprite = spritecollection[ZOOM_LVL_MIN];
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sprite.AllocateData(ZOOM_LVL_MIN, width * height);
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sprite.type = SpriteType::Font;
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sprite.colours = (aa ? SCC_PAL | SCC_ALPHA : SCC_PAL);
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sprite.colours = SpriteComponent::Palette;
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if (aa) sprite.colours.Set(SpriteComponent::Alpha);
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sprite.width = width;
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sprite.height = height;
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sprite.x_offs = gm.gmptGlyphOrigin.x;
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@ -589,17 +589,17 @@ void ReadGRFSpriteOffsets(SpriteFile &file)
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prev_id = id;
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uint length = file.ReadDword();
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if (length > 0) {
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uint8_t colour = file.ReadByte() & SCC_MASK;
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SpriteComponents colour{file.ReadByte()};
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length--;
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if (length > 0) {
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uint8_t zoom = file.ReadByte();
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length--;
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if (colour != 0 && zoom == 0) { // ZOOM_LVL_NORMAL (normal zoom)
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SetBit(offset.control_flags, (colour != SCC_PAL) ? SCCF_ALLOW_ZOOM_MIN_1X_32BPP : SCCF_ALLOW_ZOOM_MIN_1X_PAL);
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SetBit(offset.control_flags, (colour != SCC_PAL) ? SCCF_ALLOW_ZOOM_MIN_2X_32BPP : SCCF_ALLOW_ZOOM_MIN_2X_PAL);
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if (colour != SpriteComponents{} && zoom == 0) { // ZOOM_LVL_NORMAL (normal zoom)
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SetBit(offset.control_flags, (colour != SpriteComponent::Palette) ? SCCF_ALLOW_ZOOM_MIN_1X_32BPP : SCCF_ALLOW_ZOOM_MIN_1X_PAL);
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SetBit(offset.control_flags, (colour != SpriteComponent::Palette) ? SCCF_ALLOW_ZOOM_MIN_2X_32BPP : SCCF_ALLOW_ZOOM_MIN_2X_PAL);
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}
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if (colour != 0 && zoom == 2) { // ZOOM_LVL_IN_2X (2x zoomed in)
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SetBit(offset.control_flags, (colour != SCC_PAL) ? SCCF_ALLOW_ZOOM_MIN_2X_32BPP : SCCF_ALLOW_ZOOM_MIN_2X_PAL);
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if (colour != SpriteComponents{} && zoom == 2) { // ZOOM_LVL_IN_2X (2x zoomed in)
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SetBit(offset.control_flags, (colour != SpriteComponent::Palette) ? SCCF_ALLOW_ZOOM_MIN_2X_32BPP : SCCF_ALLOW_ZOOM_MIN_2X_PAL);
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}
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}
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}
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@ -57,7 +57,7 @@ static bool WarnCorruptSprite(const SpriteFile &file, size_t file_pos, int line)
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* @param container_format Container format of the GRF this sprite is in.
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* @return True if the sprite was successfully loaded.
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*/
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bool DecodeSingleSprite(SpriteLoader::Sprite *sprite, SpriteFile &file, size_t file_pos, SpriteType sprite_type, int64_t num, uint8_t type, ZoomLevel zoom_lvl, uint8_t colour_fmt, uint8_t container_format)
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bool DecodeSingleSprite(SpriteLoader::Sprite *sprite, SpriteFile &file, size_t file_pos, SpriteType sprite_type, int64_t num, uint8_t type, ZoomLevel zoom_lvl, SpriteComponents colour_fmt, uint8_t container_format)
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{
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/*
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* Original sprite height was max 255 pixels, with 4x extra zoom => 1020 pixels.
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@ -105,9 +105,9 @@ bool DecodeSingleSprite(SpriteLoader::Sprite *sprite, SpriteFile &file, size_t f
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/* Convert colour depth to pixel size. */
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int bpp = 0;
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if (colour_fmt & SCC_RGB) bpp += 3; // Has RGB data.
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if (colour_fmt & SCC_ALPHA) bpp++; // Has alpha data.
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if (colour_fmt & SCC_PAL) bpp++; // Has palette data.
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if (colour_fmt.Test(SpriteComponent::RGB)) bpp += 3; // Has RGB data.
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if (colour_fmt.Test(SpriteComponent::Alpha)) bpp++; // Has alpha data.
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if (colour_fmt.Test(SpriteComponent::Palette)) bpp++; // Has palette data.
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/* When there are transparency pixels, this format has another trick.. decode it */
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if (type & 0x08) {
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@ -156,20 +156,20 @@ bool DecodeSingleSprite(SpriteLoader::Sprite *sprite, SpriteFile &file, size_t f
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}
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for (int x = 0; x < length; x++) {
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if (colour_fmt & SCC_RGB) {
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if (colour_fmt.Test(SpriteComponent::RGB)) {
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data->r = *dest++;
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data->g = *dest++;
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data->b = *dest++;
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}
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data->a = (colour_fmt & SCC_ALPHA) ? *dest++ : 0xFF;
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if (colour_fmt & SCC_PAL) {
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data->a = colour_fmt.Test(SpriteComponent::Alpha) ? *dest++ : 0xFF;
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if (colour_fmt.Test(SpriteComponent::Palette)) {
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switch (sprite_type) {
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case SpriteType::Normal: data->m = file.NeedsPaletteRemap() ? _palmap_w2d[*dest] : *dest; break;
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case SpriteType::Font: data->m = std::min<uint8_t>(*dest, 2u); break;
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default: data->m = *dest; break;
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}
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/* Magic blue. */
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if (colour_fmt == SCC_PAL && *dest == 0) data->a = 0x00;
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if (colour_fmt == SpriteComponent::Palette && *dest == 0) data->a = 0x00;
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dest++;
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}
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data++;
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@ -193,20 +193,20 @@ bool DecodeSingleSprite(SpriteLoader::Sprite *sprite, SpriteFile &file, size_t f
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for (int i = 0; i < sprite->width * sprite->height; i++) {
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uint8_t *pixel = &dest[i * bpp];
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if (colour_fmt & SCC_RGB) {
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if (colour_fmt.Test(SpriteComponent::RGB)) {
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sprite->data[i].r = *pixel++;
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sprite->data[i].g = *pixel++;
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sprite->data[i].b = *pixel++;
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}
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sprite->data[i].a = (colour_fmt & SCC_ALPHA) ? *pixel++ : 0xFF;
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if (colour_fmt & SCC_PAL) {
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sprite->data[i].a = colour_fmt.Test(SpriteComponent::Alpha) ? *pixel++ : 0xFF;
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if (colour_fmt.Test(SpriteComponent::Palette)) {
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switch (sprite_type) {
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case SpriteType::Normal: sprite->data[i].m = file.NeedsPaletteRemap() ? _palmap_w2d[*pixel] : *pixel; break;
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case SpriteType::Font: sprite->data[i].m = std::min<uint8_t>(*pixel, 2u); break;
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default: sprite->data[i].m = *pixel; break;
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}
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/* Magic blue. */
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if (colour_fmt == SCC_PAL && *pixel == 0) sprite->data[i].a = 0x00;
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if (colour_fmt == SpriteComponent::Palette && *pixel == 0) sprite->data[i].a = 0x00;
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pixel++;
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}
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}
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@ -236,7 +236,7 @@ uint8_t LoadSpriteV1(SpriteLoader::SpriteCollection &sprite, SpriteFile &file, s
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sprite[zoom_lvl].width = file.ReadWord();
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sprite[zoom_lvl].x_offs = file.ReadWord();
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sprite[zoom_lvl].y_offs = file.ReadWord();
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sprite[zoom_lvl].colours = SCC_PAL;
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sprite[zoom_lvl].colours = SpriteComponent::Palette;
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if (sprite[zoom_lvl].width > INT16_MAX) {
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WarnCorruptSprite(file, file_pos, __LINE__);
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@ -247,7 +247,7 @@ uint8_t LoadSpriteV1(SpriteLoader::SpriteCollection &sprite, SpriteFile &file, s
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* In case it is uncompressed, the size is 'num' - 8 (header-size). */
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num = (type & 0x02) ? sprite[zoom_lvl].width * sprite[zoom_lvl].height : num - 8;
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if (DecodeSingleSprite(&sprite[zoom_lvl], file, file_pos, sprite_type, num, type, zoom_lvl, SCC_PAL, 1)) {
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if (DecodeSingleSprite(&sprite[zoom_lvl], file, file_pos, sprite_type, num, type, zoom_lvl, SpriteComponent::Palette, 1)) {
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SetBit(avail_8bpp, zoom_lvl);
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return avail_8bpp;
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}
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@ -276,16 +276,19 @@ uint8_t LoadSpriteV2(SpriteLoader::SpriteCollection &sprite, SpriteFile &file, s
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/* Type 0xFF indicates either a colourmap or some other non-sprite info; we do not handle them here. */
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if (type == 0xFF) return 0;
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uint8_t colour = type & SCC_MASK;
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SpriteComponents colour{type};
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/* Mask out colour component information from type. */
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type &= ~SpriteComponents::MASK;
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uint8_t zoom = file.ReadByte();
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bool is_wanted_colour_depth = (colour != 0 && (load_32bpp ? colour != SCC_PAL : colour == SCC_PAL));
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bool is_wanted_colour_depth = (colour != SpriteComponents{} && (load_32bpp ? colour != SpriteComponent::Palette : colour == SpriteComponent::Palette));
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bool is_wanted_zoom_lvl;
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if (sprite_type != SpriteType::MapGen) {
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if (zoom < lengthof(zoom_lvl_map)) {
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if (colour == SCC_PAL) SetBit(avail_8bpp, zoom_lvl_map[zoom]);
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if (colour != SCC_PAL) SetBit(avail_32bpp, zoom_lvl_map[zoom]);
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if (colour == SpriteComponent::Palette) SetBit(avail_8bpp, zoom_lvl_map[zoom]);
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if (colour != SpriteComponent::Palette) SetBit(avail_32bpp, zoom_lvl_map[zoom]);
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is_wanted_zoom_lvl = true;
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ZoomLevel zoom_min = sprite_type == SpriteType::Font ? ZOOM_LVL_MIN : _settings_client.gui.sprite_zoom_min;
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@ -324,16 +327,13 @@ uint8_t LoadSpriteV2(SpriteLoader::SpriteCollection &sprite, SpriteFile &file, s
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return 0;
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}
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/* Mask out colour information. */
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type = type & ~SCC_MASK;
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/* Convert colour depth to pixel size. */
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/* Convert colour components to pixel size. */
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int bpp = 0;
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if (colour & SCC_RGB) bpp += 3; // Has RGB data.
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if (colour & SCC_ALPHA) bpp++; // Has alpha data.
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if (colour & SCC_PAL) bpp++; // Has palette data.
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if (colour.Test(SpriteComponent::RGB)) bpp += 3;
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if (colour.Test(SpriteComponent::Alpha)) bpp++;
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if (colour.Test(SpriteComponent::Palette)) bpp++;
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sprite[zoom_lvl].colours = (SpriteColourComponent)colour;
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sprite[zoom_lvl].colours = colour;
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/* For chunked encoding we store the decompressed size in the file,
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* otherwise we can calculate it from the image dimensions. */
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@ -18,13 +18,13 @@
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struct Sprite;
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/** The different colour components a sprite can have. */
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enum SpriteColourComponent : uint8_t {
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SCC_RGB = 1 << 0, ///< Sprite has RGB.
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SCC_ALPHA = 1 << 1, ///< Sprite has alpha.
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SCC_PAL = 1 << 2, ///< Sprite has palette data.
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SCC_MASK = SCC_RGB | SCC_ALPHA | SCC_PAL, ///< Mask of valid colour bits.
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enum class SpriteComponent : uint8_t {
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RGB = 0, ///< Sprite has RGB.
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Alpha = 1, ///< Sprite has alpha.
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Palette = 2, ///< Sprite has palette data.
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End,
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};
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DECLARE_ENUM_AS_BIT_SET(SpriteColourComponent)
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using SpriteComponents = EnumBitSet<SpriteComponent, uint8_t, SpriteComponent::End>;
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/** Interface for the loader of our sprites. */
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class SpriteLoader {
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@ -50,7 +50,7 @@ public:
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int16_t x_offs; ///< The x-offset of where the sprite will be drawn
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int16_t y_offs; ///< The y-offset of where the sprite will be drawn
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SpriteType type; ///< The sprite type
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SpriteColourComponent colours; ///< The colour components of the sprite with useful information.
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SpriteComponents colours; ///< The colour components of the sprite with useful information.
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SpriteLoader::CommonPixel *data; ///< The sprite itself
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/**
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@ -1412,7 +1412,7 @@ void OpenGLBackend::RenderOglSprite(OpenGLSprite *gl_sprite, PaletteID pal, int
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* @param levels Number of mip-map levels.
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* @param components Indicates which sprite components are used.
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*/
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OpenGLSprite::OpenGLSprite(uint width, uint height, uint levels, SpriteColourComponent components)
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OpenGLSprite::OpenGLSprite(uint width, uint height, uint levels, SpriteComponents components)
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{
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assert(levels > 0);
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(void)_glGetError();
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@ -1426,8 +1426,8 @@ OpenGLSprite::OpenGLSprite(uint width, uint height, uint levels, SpriteColourCom
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for (int t = TEX_RGBA; t < NUM_TEX; t++) {
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/* Sprite component present? */
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if (t == TEX_RGBA && components == SCC_PAL) continue;
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if (t == TEX_REMAP && (components & SCC_PAL) != SCC_PAL) continue;
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if (t == TEX_RGBA && components == SpriteComponent::Palette) continue;
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if (t == TEX_REMAP && !components.Test(SpriteComponent::Palette)) continue;
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/* Allocate texture. */
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_glGenTextures(1, &this->tex[t]);
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@ -136,7 +136,7 @@ private:
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bool BindTextures();
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public:
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OpenGLSprite(uint width, uint height, uint levels, SpriteColourComponent components);
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OpenGLSprite(uint width, uint height, uint levels, SpriteComponents components);
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~OpenGLSprite();
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void Update(uint width, uint height, uint level, const SpriteLoader::CommonPixel *data);
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