dave/openttd
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Sprite: Don't allocate sprite encode space for map-mode zoom levels

Browse Source
This commit is contained in:
Jonathan G Rennison
2023-08-21 23:19:26 +01:00
parent d6f01988e3
commit 785216db73
10 changed files with 22 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/blitter/32bpp_optimized.cpp
View File

@@ -286,7 +286,7 @@ template <bool Tpal_to_rgb> Sprite *Blitter_32bppOptimized::EncodeInternal(const
/* streams of pixels (a, r, g, b channels)
*
* stored in separated stream so data are always aligned on 4B boundary */
Colour *dst_px_orig[ZOOM_LVL_COUNT];
Colour *dst_px_orig[ZOOM_LVL_SPR_COUNT];
/* interleaved stream of 'm' channel and 'n' channel
* 'n' is number of following pixels with the same alpha channel class
@@ -294,10 +294,10 @@ template <bool Tpal_to_rgb> Sprite *Blitter_32bppOptimized::EncodeInternal(const
*
* it has to be stored in one stream so fewer registers are used -
* x86 has problems with register allocation even with this solution */
uint16 *dst_n_orig[ZOOM_LVL_COUNT];
uint16 *dst_n_orig[ZOOM_LVL_SPR_COUNT];
/* lengths of streams */
uint32 lengths[ZOOM_LVL_COUNT][2];
uint32 lengths[ZOOM_LVL_SPR_COUNT][2];
ZoomLevel zoom_min;
ZoomLevel zoom_max;

2
src/blitter/32bpp_optimized.hpp
View File

@@ -18,7 +18,7 @@ public:
/** Data stored about a (single) sprite. */
struct SpriteData {
BlitterSpriteFlags flags;
uint32 offset[ZOOM_LVL_COUNT][2]; ///< Offsets (from .data) to streams for different zoom levels, and the normal and remap image information.
uint32 offset[ZOOM_LVL_SPR_COUNT][2]; ///< Offsets (from .data) to streams for different zoom levels, and the normal and remap image information.
byte data[]; ///< Data, all zoomlevels.
};

4
src/blitter/32bpp_sse2.cpp
View File

@@ -30,8 +30,8 @@ Sprite *Blitter_32bppSSE_Base::Encode(const SpriteLoader::Sprite *sprite, Alloca
ZoomLevel zoom_max = ZOOM_LVL_NORMAL;
if (sprite->type != SpriteType::Font) {
zoom_min = _settings_client.gui.zoom_min;
zoom_max = _settings_client.gui.zoom_max;
if (zoom_max == zoom_min) zoom_max = ZOOM_LVL_MAX;
zoom_max = (ZoomLevel) std::min(_settings_client.gui.zoom_max, ZOOM_LVL_DRAW_SPR);
if (zoom_max == zoom_min) zoom_max = ZOOM_LVL_DRAW_SPR;
}
/* Calculate sizes and allocate. */

2
src/blitter/32bpp_sse2.hpp
View File

@@ -60,7 +60,7 @@ public:
};
struct SpriteData {
BlitterSpriteFlags flags;
SpriteInfo infos[ZOOM_LVL_COUNT];
SpriteInfo infos[ZOOM_LVL_SPR_COUNT];
byte data[]; ///< Data, all zoomlevels.
};

2
src/blitter/8bpp_optimized.hpp
View File

@@ -18,7 +18,7 @@ class Blitter_8bppOptimized FINAL : public Blitter_8bppBase {
public:
/** Data stored about a (single) sprite. */
struct SpriteData {
uint32 offset[ZOOM_LVL_COUNT]; ///< Offsets (from .data) to streams for different zoom levels.
uint32 offset[ZOOM_LVL_SPR_COUNT]; ///< Offsets (from .data) to streams for different zoom levels.
byte data[]; ///< Data, all zoomlevels.
};

14
src/spritecache.cpp
View File

@@ -386,7 +386,7 @@ static bool PadSprites(SpriteLoader::Sprite *sprite, unsigned int sprite_avail,
/* Get minimum top left corner coordinates. */
int min_xoffs = INT32_MAX;
int min_yoffs = INT32_MAX;
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_END; zoom++) {
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_SPR_END; zoom++) {
if (HasBit(sprite_avail, zoom)) {
min_xoffs = std::min(min_xoffs, ScaleByZoom(sprite[zoom].x_offs, zoom));
min_yoffs = std::min(min_yoffs, ScaleByZoom(sprite[zoom].y_offs, zoom));
@@ -396,7 +396,7 @@ static bool PadSprites(SpriteLoader::Sprite *sprite, unsigned int sprite_avail,
/* Get maximum dimensions taking necessary padding at the top left into account. */
int max_width = INT32_MIN;
int max_height = INT32_MIN;
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_END; zoom++) {
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_SPR_END; zoom++) {
if (HasBit(sprite_avail, zoom)) {
max_width = std::max(max_width, ScaleByZoom(sprite[zoom].width + sprite[zoom].x_offs - UnScaleByZoom(min_xoffs, zoom), zoom));
max_height = std::max(max_height, ScaleByZoom(sprite[zoom].height + sprite[zoom].y_offs - UnScaleByZoom(min_yoffs, zoom), zoom));
@@ -411,7 +411,7 @@ static bool PadSprites(SpriteLoader::Sprite *sprite, unsigned int sprite_avail,
}
/* Pad sprites where needed. */
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_END; zoom++) {
for (ZoomLevel zoom = ZOOM_LVL_BEGIN; zoom != ZOOM_LVL_SPR_END; zoom++) {
if (HasBit(sprite_avail, zoom)) {
/* Scaling the sprite dimensions in the blitter is done with rounding up,
* so a negative padding here is not an error. */
@@ -442,7 +442,7 @@ static bool ResizeSprites(SpriteLoader::Sprite *sprite, unsigned int sprite_avai
if (!PadSprites(sprite, sprite_avail, encoder)) return false;
/* Create other missing zoom levels */
for (ZoomLevel zoom = ZOOM_LVL_OUT_2X; zoom != ZOOM_LVL_END; zoom++) {
for (ZoomLevel zoom = ZOOM_LVL_OUT_2X; zoom != ZOOM_LVL_SPR_END; zoom++) {
if (HasBit(sprite_avail, zoom)) {
/* Check that size and offsets match the fully zoomed image. */
assert(sprite[zoom].width == UnScaleByZoom(sprite[ZOOM_LVL_NORMAL].width, zoom));
@@ -528,7 +528,7 @@ static void *ReadSprite(const SpriteCache *sc, SpriteID id, SpriteType sprite_ty
DEBUG(sprite, 9, "Load sprite %d", id);
SpriteLoader::Sprite sprite[ZOOM_LVL_COUNT];
SpriteLoader::Sprite sprite[ZOOM_LVL_SPR_COUNT];
uint8 sprite_avail = 0;
sprite[ZOOM_LVL_NORMAL].type = sprite_type;
@@ -993,7 +993,7 @@ uint32 GetSpriteMainColour(SpriteID sprite_id, PaletteID palette_id)
SpriteFile &file = *sc->file;
size_t file_pos = sc->file_pos;
SpriteLoader::Sprite sprites[ZOOM_LVL_COUNT];
SpriteLoader::Sprite sprites[ZOOM_LVL_SPR_COUNT];
sprites[ZOOM_LVL_NORMAL].type = SpriteType::Normal;
SpriteLoaderGrf sprite_loader(file.GetContainerVersion());
uint8 sprite_avail;
@@ -1109,4 +1109,4 @@ void GfxClearFontSpriteCache()
}
}
/* static */ ReusableBuffer<SpriteLoader::CommonPixel> SpriteLoader::Sprite::buffer[ZOOM_LVL_COUNT];
/* static */ ReusableBuffer<SpriteLoader::CommonPixel> SpriteLoader::Sprite::buffer[ZOOM_LVL_SPR_COUNT];

2
src/spriteloader/spriteloader.hpp
View File

@@ -62,7 +62,7 @@ public:
void AllocateData(ZoomLevel zoom, size_t size) { this->data = Sprite::buffer[zoom].ZeroAllocate(size); }
private:
/** Allocated memory to pass sprite data around */
static ReusableBuffer<SpriteLoader::CommonPixel> buffer[ZOOM_LVL_COUNT];
static ReusableBuffer<SpriteLoader::CommonPixel> buffer[ZOOM_LVL_SPR_COUNT];
};
/**

4
src/video/opengl.cpp
View File

@@ -1272,10 +1272,10 @@ void OpenGLBackend::ReleaseAnimBuffer(const Rect &update_rect)
Sprite *dest_sprite = (Sprite *)allocator(sizeof(*dest_sprite) + sizeof(OpenGLSprite));
OpenGLSprite *gl_sprite = (OpenGLSprite *)dest_sprite->data;
new (gl_sprite) OpenGLSprite(sprite->width, sprite->height, sprite->type == SpriteType::Font ? 1 : ZOOM_LVL_COUNT, sprite->colours);
new (gl_sprite) OpenGLSprite(sprite->width, sprite->height, sprite->type == SpriteType::Font ? 1 : ZOOM_LVL_SPR_COUNT, sprite->colours);
/* Upload texture data. */
for (int i = 0; i < (sprite->type == SpriteType::Font ? 1 : ZOOM_LVL_COUNT); i++) {
for (int i = 0; i < (sprite->type == SpriteType::Font ? 1 : ZOOM_LVL_SPR_COUNT); i++) {
gl_sprite->Update(sprite[i].width, sprite[i].height, i, sprite[i].data);
}

2
src/video/opengl.h
View File

@@ -108,7 +108,7 @@ public:
/* SpriteEncoder */
bool Is32BppSupported() override { return true; }
uint GetSpriteAlignment() override { return 1u << (ZOOM_LVL_COUNT - 1); }
uint GetSpriteAlignment() override { return 1u << (ZOOM_LVL_SPR_COUNT - 1); }
Sprite *Encode(const SpriteLoader::Sprite *sprite, AllocatorProc *allocator) override;
};

3
src/zoom_type.h
View File

@@ -50,6 +50,9 @@ enum ZoomLevel : byte {
ZOOM_LVL_MAX = ZOOM_LVL_OUT_512X, ///< Maximum zoom level.
ZOOM_LVL_DRAW_MAP = ZOOM_LVL_OUT_64X, ///< All zoomlevels above or equal to this are rendered with map style
ZOOM_LVL_DRAW_SPR = ZOOM_LVL_DRAW_MAP - 1, ///< All zoomlevels below or equal to this are rendered with sprites
ZOOM_LVL_SPR_END = ZOOM_LVL_DRAW_MAP, ///< End for iteration of zoom levels to draw with sprites.
ZOOM_LVL_SPR_COUNT = ZOOM_LVL_SPR_END - ZOOM_LVL_BEGIN, ///< Number of zoom levels to draw with sprites.
};
DECLARE_POSTFIX_INCREMENT(ZoomLevel)