ANDROID: Add initial 16bit gfx support

Supported pixel formats: 565, 5551, 4444
Missing: 555 (doesn't exist on GLES)
This commit is contained in:
dhewg 2011-03-05 18:21:35 +01:00
parent 7d506ef853
commit 94db3403a3
6 changed files with 235 additions and 38 deletions

View File

@ -110,6 +110,8 @@ OSystem_Android::OSystem_Android(int audio_sample_rate, int audio_buffer_size) :
_game_texture(0),
_overlay_texture(0),
_mouse_texture(0),
_mouse_texture_palette(0),
_mouse_texture_rgb(0),
_use_mouse_palette(false),
_show_mouse(false),
_show_overlay(false),
@ -328,7 +330,8 @@ void OSystem_Android::initBackend() {
_game_texture = new GLESPalette888Texture();
_overlay_texture = new GLES4444Texture();
_mouse_texture = new GLESPalette8888Texture();
_mouse_texture_palette = new GLESPalette8888Texture();
_mouse_texture = _mouse_texture_palette;
// renice this thread to boost the audio thread
if (setpriority(PRIO_PROCESS, 0, 19) < 0)
@ -591,7 +594,8 @@ void OSystem_Android::quit() {
delete _game_texture;
delete _overlay_texture;
delete _mouse_texture;
delete _mouse_texture_palette;
delete _mouse_texture_rgb;
deinitSurface();
}

View File

@ -103,7 +103,7 @@ private:
bool _force_redraw;
// Game layer
GLESPalette888Texture *_game_texture;
GLESTexture *_game_texture;
int _shake_offset;
Common::Rect _focus_rect;
@ -112,7 +112,9 @@ private:
bool _show_overlay;
// Mouse layer
GLESPalette8888Texture *_mouse_texture;
GLESTexture *_mouse_texture;
GLESPaletteTexture *_mouse_texture_palette;
GLESTexture *_mouse_texture_rgb;
Common::Point _mouse_hotspot;
int _mouse_targetscale;
bool _show_mouse;
@ -144,6 +146,12 @@ private:
void deinitSurface();
void initViewport();
#ifdef USE_RGB_COLOR
Common::String getPixelFormatName(const Graphics::PixelFormat &format) const;
void initTexture(GLESTexture **texture, uint width, uint height,
const Graphics::PixelFormat *format, bool alphaPalette);
#endif
void setupKeymapper();
void _setCursorPalette(const byte *colors, uint start, uint num);
@ -158,11 +166,18 @@ public:
virtual bool hasFeature(Feature f);
virtual void setFeatureState(Feature f, bool enable);
virtual bool getFeatureState(Feature f);
virtual const GraphicsMode *getSupportedGraphicsModes() const;
virtual int getDefaultGraphicsMode() const;
bool setGraphicsMode(const char *name);
virtual bool setGraphicsMode(int mode);
virtual int getGraphicsMode() const;
#ifdef USE_RGB_COLOR
virtual Graphics::PixelFormat getScreenFormat() const;
virtual Common::List<Graphics::PixelFormat> getSupportedFormats() const;
#endif
virtual void initSize(uint width, uint height,
const Graphics::PixelFormat *format);
virtual int getScreenChangeID() const;

View File

@ -62,6 +62,92 @@ int OSystem_Android::getGraphicsMode() const {
return 1;
}
#ifdef USE_RGB_COLOR
Graphics::PixelFormat OSystem_Android::getScreenFormat() const {
return _game_texture->getPixelFormat();
}
Common::List<Graphics::PixelFormat> OSystem_Android::getSupportedFormats() const {
Common::List<Graphics::PixelFormat> res;
res.push_back(GLES565Texture::getPixelFormat());
res.push_back(GLES5551Texture::getPixelFormat());
res.push_back(GLES4444Texture::getPixelFormat());
res.push_back(Graphics::PixelFormat::createFormatCLUT8());
return res;
}
Common::String OSystem_Android::getPixelFormatName(const Graphics::PixelFormat &format) const {
if (format.bytesPerPixel == 1)
return "CLUT8";
if (format.aLoss == 8)
return Common::String::format("RGB%u%u%u",
8 - format.rLoss,
8 - format.gLoss,
8 - format.bLoss);
return Common::String::format("RGBA%u%u%u%u",
8 - format.rLoss,
8 - format.gLoss,
8 - format.bLoss,
8 - format.aLoss);
}
void OSystem_Android::initTexture(GLESTexture **texture,
uint width, uint height,
const Graphics::PixelFormat *format,
bool alphaPalette) {
assert(texture);
Graphics::PixelFormat format_clut8 =
Graphics::PixelFormat::createFormatCLUT8();
Graphics::PixelFormat format_current;
Graphics::PixelFormat format_new;
if (*texture)
format_current = (*texture)->getPixelFormat();
else
format_current = Graphics::PixelFormat();
if (format)
format_new = *format;
else
format_new = format_clut8;
if (format_current != format_new) {
if (*texture)
LOGD("switching pixel format from: %s",
getPixelFormatName((*texture)->getPixelFormat()).c_str());
delete *texture;
if (format_new == GLES565Texture::getPixelFormat())
*texture = new GLES565Texture();
else if (format_new == GLES5551Texture::getPixelFormat())
*texture = new GLES5551Texture();
else if (format_new == GLES4444Texture::getPixelFormat())
*texture = new GLES4444Texture();
else {
// TODO what now?
if (format_new != format_clut8)
LOGE("unsupported pixel format: %s",
getPixelFormatName(format_new).c_str());
if (alphaPalette)
*texture = new GLESPalette8888Texture;
else
*texture = new GLESPalette888Texture;
}
LOGD("new pixel format: %s",
getPixelFormatName((*texture)->getPixelFormat()).c_str());
}
(*texture)->allocBuffer(width, height);
(*texture)->fillBuffer(0);
}
#endif
void OSystem_Android::initSurface() {
LOGD("initializing surface");
@ -151,9 +237,6 @@ void OSystem_Android::initSize(uint width, uint height,
GLTHREADCHECK;
_game_texture->allocBuffer(width, height);
_game_texture->fillBuffer(0);
int overlay_width = _egl_surface_width;
int overlay_height = _egl_surface_height;
@ -172,11 +255,17 @@ void OSystem_Android::initSize(uint width, uint height,
_overlay_texture->allocBuffer(overlay_width, overlay_height);
#ifdef USE_RGB_COLOR
initTexture(&_game_texture, width, height, format, false);
#else
_game_texture->allocBuffer(width, height);
_game_texture->fillBuffer(0);
#endif
// Don't know mouse size yet - it gets reallocated in
// setMouseCursor. We need the palette allocated before
// setMouseCursor however, so just take a guess at the desired
// size (it's small).
_mouse_texture->allocBuffer(20, 20);
_mouse_texture_palette->allocBuffer(20, 20);
}
int OSystem_Android::getScreenChangeID() const {
@ -194,20 +283,30 @@ int16 OSystem_Android::getWidth() {
void OSystem_Android::setPalette(const byte *colors, uint start, uint num) {
ENTER("%p, %u, %u", colors, start, num);
#ifdef USE_RGB_COLOR
assert(_game_texture->getPixelFormat().bytesPerPixel == 1);
#endif
GLTHREADCHECK;
memcpy(((GLESPaletteTexture *)_game_texture)->palette() + start * 3,
colors, num * 3);
if (!_use_mouse_palette)
_setCursorPalette(colors, start, num);
memcpy(_game_texture->palette() + start * 3, colors, num * 3);
}
void OSystem_Android::grabPalette(byte *colors, uint start, uint num) {
ENTER("%p, %u, %u", colors, start, num);
#ifdef USE_RGB_COLOR
assert(_game_texture->getPixelFormat().bytesPerPixel == 1);
#endif
GLTHREADCHECK;
memcpy(colors, _game_texture->palette_const() + start * 3, num * 3);
memcpy(colors, ((GLESPaletteTexture *)_game_texture)->palette() + start * 3,
num * 3);
}
void OSystem_Android::copyRectToScreen(const byte *buf, int pitch,
@ -325,6 +424,7 @@ Graphics::Surface *OSystem_Android::lockScreen() {
GLTHREADCHECK;
// TODO this doesn't return any pixel data for non CLUT8
Graphics::Surface *surface = _game_texture->surface();
assert(surface->pixels);
@ -353,6 +453,7 @@ void OSystem_Android::fillScreen(uint32 col) {
GLTHREADCHECK;
// TODO FIXME rgb colors
assert(col < 256);
_game_texture->fillBuffer(col);
}
@ -472,19 +573,39 @@ void OSystem_Android::setMouseCursor(const byte *buf, uint w, uint h,
assert(keycolor < 256);
_mouse_texture->allocBuffer(w, h);
#ifdef USE_RGB_COLOR
if (format && format->bytesPerPixel > 1) {
if (_mouse_texture != _mouse_texture_rgb)
LOGD("switching to rgb mouse cursor");
// Update palette alpha based on keycolor
byte *palette = _mouse_texture->palette();
uint i = 256;
initTexture(&_mouse_texture_rgb, w, h, format, true);
do {
palette[3] = 0xff;
palette += 4;
} while (--i);
_mouse_texture = _mouse_texture_rgb;
} else {
if (_mouse_texture != _mouse_texture_palette)
LOGD("switching to paletted mouse cursor");
palette = _mouse_texture->palette();
palette[keycolor * 4 + 3] = 0x00;
initTexture((GLESTexture **)&_mouse_texture_palette, w, h, format,
true);
_mouse_texture = _mouse_texture_palette;
delete _mouse_texture_rgb;
_mouse_texture_rgb = 0;
}
#else
_mouse_texture_palette->allocBuffer(w, h);
#endif
if (_mouse_texture->getPixelFormat().bytesPerPixel == 1) {
// Update palette alpha based on keycolor
byte *palette = _mouse_texture_palette->palette();
for (uint i = 0; i < 256; ++i, palette += 4)
palette[3] = 0xff;
_mouse_texture_palette->palette()[keycolor * 4 + 3] = 0x00;
}
if (w == 0 || h == 0)
return;
@ -497,17 +618,14 @@ void OSystem_Android::setMouseCursor(const byte *buf, uint w, uint h,
void OSystem_Android::_setCursorPalette(const byte *colors,
uint start, uint num) {
byte *palette = _mouse_texture->palette() + start * 4;
do {
for (int i = 0; i < 3; ++i)
palette[i] = colors[i];
byte *palette = _mouse_texture_palette->palette() + start * 4;
for (uint i = 0; i < num; ++i, palette += 4, colors += 3) {
palette[0] = colors[0];
palette[1] = colors[1];
palette[2] = colors[2];
// Leave alpha untouched to preserve keycolor
palette += 4;
colors += 3;
} while (--num);
}
}
void OSystem_Android::setCursorPalette(const byte *colors,
@ -516,6 +634,15 @@ void OSystem_Android::setCursorPalette(const byte *colors,
GLTHREADCHECK;
if (_mouse_texture->getPixelFormat().bytesPerPixel != 1) {
LOGD("switching to paletted mouse cursor");
_mouse_texture = _mouse_texture_palette;
delete _mouse_texture_rgb;
_mouse_texture_rgb = 0;
}
_setCursorPalette(colors, start, num);
_use_mouse_palette = true;
}
@ -523,6 +650,20 @@ void OSystem_Android::setCursorPalette(const byte *colors,
void OSystem_Android::disableCursorPalette(bool disable) {
ENTER("%d", disable);
// when disabling the cursor palette, and we're running a clut8 game,
// it expects the game palette to be used for the cursor
if (disable && _game_texture->getPixelFormat().bytesPerPixel == 1) {
byte *src = ((GLESPaletteTexture *)_game_texture)->palette();
byte *dst = _mouse_texture_palette->palette();
for (uint i = 0; i < 256; ++i, src += 3, dst += 4) {
dst[0] = src[0];
dst[1] = src[1];
dst[2] = src[2];
// Leave alpha untouched to preserve keycolor
}
}
_use_mouse_palette = !disable;
}

View File

@ -83,11 +83,12 @@ void GLESTexture::initGLExtensions() {
}
GLESTexture::GLESTexture(byte bytesPerPixel, GLenum glFormat, GLenum glType,
size_t paletteSize) :
size_t paletteSize, Graphics::PixelFormat pixelFormat) :
_bytesPerPixel(bytesPerPixel),
_glFormat(glFormat),
_glType(glType),
_paletteSize(paletteSize),
_pixelFormat(pixelFormat),
_texture_width(0),
_texture_height(0),
_all_dirty(true)
@ -279,14 +280,21 @@ void GLESTexture::drawTexture(GLshort x, GLshort y, GLshort w, GLshort h) {
}
GLES4444Texture::GLES4444Texture() :
GLESTexture(2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, 0) {
GLESTexture(2, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, 0, getPixelFormat()) {
}
GLES4444Texture::~GLES4444Texture() {
}
GLES5551Texture::GLES5551Texture() :
GLESTexture(2, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, 0, getPixelFormat()) {
}
GLES5551Texture::~GLES5551Texture() {
}
GLES565Texture::GLES565Texture() :
GLESTexture(2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, 0) {
GLESTexture(2, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, 0, getPixelFormat()) {
}
GLES565Texture::~GLES565Texture() {
@ -294,7 +302,8 @@ GLES565Texture::~GLES565Texture() {
GLESPaletteTexture::GLESPaletteTexture(byte bytesPerPixel, GLenum glFormat,
GLenum glType, size_t paletteSize) :
GLESTexture(bytesPerPixel, glFormat, glType, paletteSize),
GLESTexture(bytesPerPixel, glFormat, glType, paletteSize,
Graphics::PixelFormat::createFormatCLUT8()),
_texture(0)
{
}

View File

@ -31,6 +31,7 @@
#include <GLES/gl.h>
#include "graphics/surface.h"
#include "graphics/pixelformat.h"
#include "common/rect.h"
#include "common/array.h"
@ -41,10 +42,11 @@ public:
protected:
GLESTexture(byte bytesPerPixel, GLenum glFormat, GLenum glType,
size_t paletteSize);
virtual ~GLESTexture();
size_t paletteSize, Graphics::PixelFormat pixelFormat);
public:
virtual ~GLESTexture();
void release();
void reinit();
void initSize();
@ -82,6 +84,10 @@ public:
return _all_dirty || !_dirty_rect.isEmpty();
}
inline Graphics::PixelFormat getPixelFormat() const {
return _pixelFormat;
}
protected:
inline void setDirty() {
_all_dirty = true;
@ -110,6 +116,8 @@ protected:
// Covers dirty area
Common::Rect _dirty_rect;
Graphics::PixelFormat _pixelFormat;
};
// RGBA4444 texture
@ -117,6 +125,21 @@ class GLES4444Texture : public GLESTexture {
public:
GLES4444Texture();
virtual ~GLES4444Texture();
static inline Graphics::PixelFormat getPixelFormat() {
return Graphics::PixelFormat(2, 4, 4, 4, 4, 12, 8, 4, 0);
}
};
// RGBA5551 texture
class GLES5551Texture : public GLESTexture {
public:
GLES5551Texture();
virtual ~GLES5551Texture();
static inline Graphics::PixelFormat getPixelFormat() {
return Graphics::PixelFormat(2, 5, 5, 5, 1, 11, 6, 1, 0);
}
};
// RGB565 texture
@ -124,15 +147,20 @@ class GLES565Texture : public GLESTexture {
public:
GLES565Texture();
virtual ~GLES565Texture();
static inline Graphics::PixelFormat getPixelFormat() {
return Graphics::PixelFormat(2, 5, 6, 5, 0, 11, 5, 0, 0);
}
};
class GLESPaletteTexture : public GLESTexture {
protected:
GLESPaletteTexture(byte bytesPerPixel, GLenum glFormat, GLenum glType,
size_t paletteSize);
virtual ~GLESPaletteTexture();
public:
virtual ~GLESPaletteTexture();
virtual void allocBuffer(GLuint width, GLuint height);
virtual void updateBuffer(GLuint x, GLuint y, GLuint width, GLuint height,
const void *buf, int pitch);

2
configure vendored
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@ -2104,7 +2104,7 @@ fi
# Enable 16bit support only for backends which support it
#
case $_backend in
dingux | dreamcast | gph | openpandora | psp | samsungtv | sdl | wii)
android | dingux | dreamcast | gph | openpandora | psp | samsungtv | sdl | wii)
if test "$_16bit" = auto ; then
_16bit=yes
else