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diff --git a/util/graphics/allegro5/bitmap.cpp b/util/graphics/allegro5/bitmap.cpp
index 139482d6..8c8b32f2 100644
--- a/util/graphics/allegro5/bitmap.cpp
+++ b/util/graphics/allegro5/bitmap.cpp
@@ -1,1350 +1,1416 @@
#include <sstream>
#include <allegro5/allegro5.h>
#include <allegro5/allegro_memfile.h>
#include <allegro5/allegro_primitives.h>
#include <allegro5/allegro_shader.h>
#include <allegro5/allegro_shader_glsl.h>
#include "util/debug.h"
#include "util/thread.h"
#include <vector>
namespace Graphics{
ALLEGRO_DISPLAY * the_display = NULL;
static std::vector<ALLEGRO_SHADER*> shaders;
static ALLEGRO_SHADER * shader_default;
static ALLEGRO_SHADER * shader_shadow;
+static ALLEGRO_SHADER * shader_lit_sprite;
enum BlendingType{
Translucent,
Add,
Difference,
Multiply
};
struct BlendingData{
BlendingData():
red(0), green(0), blue(0), alpha(0), type(Translucent){
}
int red, green, blue, alpha;
BlendingType type;
};
static BlendingData globalBlend;
Color makeColorAlpha(unsigned char red, unsigned char green, unsigned char blue, unsigned char alpha){
return Color(al_map_rgba(red, green, blue, alpha));
}
Color MaskColor(){
static Color mask = makeColorAlpha(0, 0, 0, 0);
return mask;
}
Color getBlendColor(){
/* sort of a hack */
if (globalBlend.type == Multiply){
return makeColorAlpha(255, 255, 255, 255);
}
return makeColorAlpha(255, 255, 255, globalBlend.alpha);
}
Color doTransBlend(const Color & color, int alpha){
unsigned char red, green, blue;
al_unmap_rgb(color.color, &red, &green, &blue);
return makeColorAlpha(red, green, blue, alpha);
/*
red *= alpha_f;
green *= alpha_f;
blue *= alpha_f;
return al_map_rgb_f(red, green, blue);
*/
}
Color transBlendColor(const Color & color){
return doTransBlend(color, globalBlend.alpha);
}
int getRealWidth(const Bitmap & what){
return al_get_bitmap_width(what.getData()->getBitmap());
}
int getRealHeight(const Bitmap & what){
return al_get_bitmap_height(what.getData()->getBitmap());
}
class Blender{
public:
Blender(){
}
virtual ~Blender(){
/* default is to draw the source and ignore the destination */
al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ZERO);
}
};
class MaskedBlender: public Blender {
public:
MaskedBlender(){
al_set_blender(ALLEGRO_ADD, ALLEGRO_ALPHA, ALLEGRO_INVERSE_ALPHA);
}
};
class LitBlender: public Blender {
public:
LitBlender(ALLEGRO_COLOR lit){
// al_set_blend_color(lit);
// al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE_MINUS_DST_COLOR, ALLEGRO_ZERO);
}
};
class TransBlender: public Blender {
public:
TransBlender(){
switch (globalBlend.type){
case Translucent: al_set_blender(ALLEGRO_ADD, ALLEGRO_ALPHA, ALLEGRO_INVERSE_ALPHA); break;
case Add: al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ONE); break;
case Multiply: al_set_blender(ALLEGRO_ADD, ALLEGRO_DST_COLOR, ALLEGRO_INVERSE_ALPHA); break;
case Difference: al_set_blender(ALLEGRO_DEST_MINUS_SRC, ALLEGRO_ONE, ALLEGRO_ONE); break;
}
}
};
static const int WINDOWED = 0;
static const int FULLSCREEN = 1;
// static Bitmap * Scaler = NULL;
Bitmap::Bitmap():
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)),
width(0),
height(0){
/* TODO */
}
Bitmap::Bitmap( const char * load_file ):
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)){
internalLoadFile(load_file);
width = al_get_bitmap_width(getData()->getBitmap());
height = al_get_bitmap_height(getData()->getBitmap());
}
Bitmap::Bitmap( const std::string & load_file ):
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)){
internalLoadFile(load_file.c_str());
width = al_get_bitmap_width(getData()->getBitmap());
height = al_get_bitmap_height(getData()->getBitmap());
}
Bitmap::Bitmap(ALLEGRO_BITMAP * who, bool deep_copy):
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)){
if (deep_copy){
ALLEGRO_BITMAP * clone = al_clone_bitmap(who);
setData(Util::ReferenceCount<BitmapData>(new BitmapData(clone)));
} else {
setData(Util::ReferenceCount<BitmapData>(new BitmapData(who)));
}
this->width = al_get_bitmap_width(getData()->getBitmap());
this->height = al_get_bitmap_height(getData()->getBitmap());
}
Bitmap::Bitmap(int width, int height):
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)){
ALLEGRO_BITMAP * bitmap = al_create_bitmap(width, height);
if (bitmap == NULL){
std::ostringstream out;
out << "Could not create bitmap with dimensions " << width << ", " << height;
throw BitmapException(__FILE__, __LINE__, out.str());
}
setData(Util::ReferenceCount<BitmapData>(new BitmapData(bitmap)));
this->width = al_get_bitmap_width(getData()->getBitmap());
this->height = al_get_bitmap_height(getData()->getBitmap());
}
Bitmap::Bitmap( const Bitmap & copy, bool deep_copy):
mustResize(false),
bit8MaskColor(copy.bit8MaskColor),
width(copy.width),
height(copy.height){
if (deep_copy){
ALLEGRO_BITMAP * clone = al_clone_bitmap(copy.getData()->getBitmap());
setData(Util::ReferenceCount<BitmapData>(new BitmapData(clone)));
} else {
setData(copy.getData());
}
}
void Bitmap::convertToVideo(){
ALLEGRO_BITMAP * original = getData()->getBitmap();
ALLEGRO_BITMAP * copy = al_clone_bitmap(original);
if (copy == NULL){
throw BitmapException(__FILE__, __LINE__, "Could not create video bitmap");
}
al_destroy_bitmap(getData()->getBitmap());
getData()->setBitmap(copy);
}
void changeTarget(const Bitmap & from, const Bitmap & who){
/* pray that if drawing is held then who is already the current target */
if (!al_is_bitmap_drawing_held()){
if (al_get_target_bitmap() != who.getData()->getBitmap()){
al_set_target_bitmap(who.getData()->getBitmap());
}
if ((al_get_bitmap_flags(who.getData()->getBitmap()) & ALLEGRO_VIDEO_BITMAP) &&
(al_get_bitmap_flags(from.getData()->getBitmap()) & ALLEGRO_MEMORY_BITMAP)){
((Bitmap&) from).convertToVideo();
/* How can from == who? If they were the same then the bitmap flags above
* would not have been different.
*/
if (&from == &who){
al_set_target_bitmap(who.getData()->getBitmap());
}
}
}
}
void changeTarget(const Bitmap * from, const Bitmap & who){
changeTarget(*from, who);
}
void changeTarget(const Bitmap & from, const Bitmap * who){
changeTarget(from, *who);
}
void changeTarget(const Bitmap * from, const Bitmap * who){
changeTarget(*from, *who);
}
void dumpColor(const Color & color){
unsigned char red, green, blue, alpha;
al_unmap_rgba(color.color, &red, &green, &blue, &alpha);
Global::debug(0) << "red " << (int) red << " green " << (int) green << " blue " << (int) blue << " alpha " << (int) alpha << std::endl;
}
Color pcxMaskColor(unsigned char * data, const int length){
if (length >= 769){
if (data[length - 768 - 1] == 12){
unsigned char * palette = &data[length - 768];
unsigned char red = palette[0];
unsigned char green = palette[1];
unsigned char blue = palette[2];
return makeColorAlpha(red, green, blue, 255);
}
}
return makeColorAlpha(255, 255, 255, 255);
}
Bitmap memoryPCX(unsigned char * const data, const int length, const bool mask){
ALLEGRO_FILE * memory = al_open_memfile((void *) data, length, "r");
ALLEGRO_BITMAP * pcx = al_load_bitmap_f(memory, ".pcx");
al_fclose(memory);
if (pcx == NULL){
throw BitmapException(__FILE__, __LINE__, "Could not load pcx");
}
// dumpColor(al_get_pixel(pcx, 0, 0));
Bitmap out(pcx);
out.set8BitMaskColor(pcxMaskColor(data, length));
return out;
}
static bool isVideoBitmap(ALLEGRO_BITMAP * bitmap){
return (al_get_bitmap_flags(bitmap) & ALLEGRO_VIDEO_BITMAP) &&
!(al_get_bitmap_flags(bitmap) & ALLEGRO_MEMORY_BITMAP);
}
void Bitmap::replaceColor(const Color & original, const Color & replaced){
changeTarget(this, this);
if (isVideoBitmap(getData()->getBitmap())){
al_lock_bitmap(getData()->getBitmap(), ALLEGRO_PIXEL_FORMAT_ANY, ALLEGRO_LOCK_READWRITE);
}
int width = getRealWidth(*this);
int height = getRealHeight(*this);
for (int x = 0; x < width; x++){
for (int y = 0; y < height; y++){
Color pixel = getPixel(x, y);
if (pixel == original){
al_put_pixel(x, y, replaced.color);
}
}
}
if (isVideoBitmap(getData()->getBitmap())){
al_unlock_bitmap(getData()->getBitmap());
}
}
static ALLEGRO_BITMAP * memoryGIF(const char * data, int length){
ALLEGRO_FILE * memory = al_open_memfile((void *) data, length, "r");
al_fclose(memory);
/* FIXME: get gif addon for a5 */
#if 0
RGB * palette = NULL;
/* algif will close the packfile for us in both error and success cases */
BITMAP * gif = load_gif_packfile(pack, palette);
if (!gif){
al_fclose(memory);
// pack_fclose(pack);
ostringstream out;
out <<"Could not load gif from memory: " << (void*) data << " length " << length;
throw LoadException(__FILE__, __LINE__, out.str());
}
BITMAP * out = create_bitmap(gif->w, gif->h);
blit(gif, out, 0, 0, 0, 0, gif->w, gif->h);
destroy_bitmap(gif);
// pack_fclose(pack);
#endif
ALLEGRO_BITMAP * out = NULL;
return out;
}
void Bitmap::internalLoadFile(const char * path){
this->path = path;
ALLEGRO_BITMAP * loaded = al_load_bitmap(path);
if (loaded == NULL){
std::ostringstream out;
out << "Could not load file '" << path << "'";
throw BitmapException(__FILE__, __LINE__, out.str());
}
al_convert_mask_to_alpha(loaded, al_map_rgb(255, 0, 255));
setData(Util::ReferenceCount<BitmapData>(new BitmapData(loaded)));
}
static ALLEGRO_BITMAP * do_load_from_memory(const char * data, int length, const char * type){
ALLEGRO_FILE * memory = al_open_memfile((void*) data, length, "r");
ALLEGRO_BITMAP * bitmap = al_load_bitmap_f(memory, type);
al_fclose(memory);
al_convert_mask_to_alpha(bitmap, al_map_rgb(255, 0, 255));
return bitmap;
}
static ALLEGRO_BITMAP * load_bitmap_from_memory(const char * data, int length, ImageFormat type){
switch (type){
case FormatBMP: return do_load_from_memory(data, length, ".bmp");
case FormatPNG: return do_load_from_memory(data, length, ".png");
case FormatJPG: return do_load_from_memory(data, length, ".jpg");
case FormatPCX: return do_load_from_memory(data, length, ".pcx");
case FormatTGA: return do_load_from_memory(data, length, ".tga");
case FormatTIF: return do_load_from_memory(data, length, ".tif");
case FormatXPM: return do_load_from_memory(data, length, ".xpm");
case FormatGIF : {
return memoryGIF(data, length);
break;
}
}
std::ostringstream out;
out << "Could not load the bitmap because its format was not known";
throw BitmapException(__FILE__, __LINE__, out.str());
}
Bitmap::Bitmap(const char * data, int length):
mustResize(false),
bit8MaskColor(makeColor(0, 0, 0)){
loadFromMemory(data, length);
}
void Bitmap::loadFromMemory(const char * data, int length){
setData(Util::ReferenceCount<BitmapData>(new BitmapData(load_bitmap_from_memory(data, length, identifyImage((const unsigned char *) data, length)))));
if (getData()->getBitmap() == NULL){
std::ostringstream out;
out << "Could not create bitmap from memory";
throw BitmapException(__FILE__, __LINE__, out.str());
}
width = al_get_bitmap_width(getData()->getBitmap());
height = al_get_bitmap_height(getData()->getBitmap());
}
Bitmap::Bitmap( const Bitmap & copy, int x, int y, int width, int height ):
mustResize(false),
bit8MaskColor(copy.bit8MaskColor),
width(width),
height(height){
path = copy.getPath();
ALLEGRO_BITMAP * his = copy.getData()->getBitmap();
if (x < 0)
x = 0;
if (y < 0)
y = 0;
/*
if (width + x > al_get_bitmap_width(his)){
width = al_get_bitmap_width(his) - x;
}
if (height + y > al_get_bitmap_height(his)){
height = al_get_bitmap_height(his) - y;
}
*/
ALLEGRO_BITMAP * old_target = al_get_target_bitmap();
ALLEGRO_TRANSFORM transform;
al_identity_transform(&transform);
if (al_get_target_bitmap() != copy.getData()->getBitmap()){
al_set_target_bitmap(copy.getData()->getBitmap());
}
if (al_get_current_transform() != NULL){
if (old_target != copy.getData()->getBitmap()){
al_set_target_bitmap(copy.getData()->getBitmap());
}
al_copy_transform(&transform, al_get_current_transform());
}
float x_scaled = x;
float y_scaled = y;
float width_scaled = width;
float height_scaled = height;
al_transform_coordinates(&transform, &x_scaled, &y_scaled);
al_transform_coordinates(&transform, &width_scaled, &height_scaled);
// ALLEGRO_BITMAP * sub = al_create_sub_bitmap(his, x, y, width, height);
ALLEGRO_BITMAP * sub = al_create_sub_bitmap(his, (int) x_scaled, (int) y_scaled, (int) width_scaled, (int) height_scaled);
// ALLEGRO_BITMAP * sub = al_create_sub_bitmap(his, (int) x_scaled, (int) y_scaled, width, height);
setData(Util::ReferenceCount<BitmapData>(new BitmapData(sub)));
al_set_target_bitmap(sub);
al_use_transform(&transform);
al_set_target_bitmap(old_target);
}
static bool isBackBuffer(ALLEGRO_BITMAP * bitmap){
return bitmap == al_get_backbuffer(the_display);
}
int Bitmap::getWidth() const {
/* Always return the true dimensions of the backbuffer */
if (getData() != NULL && isBackBuffer(getData()->getBitmap())){
return al_get_bitmap_width(getData()->getBitmap());
}
return width;
/*
if (getData()->getBitmap() != NULL){
return al_get_bitmap_width(getData()->getBitmap());
}
return 0;
*/
}
int getRed(Color color){
unsigned char red, green, blue;
al_unmap_rgb(color.color, &red, &green, &blue);
return red;
}
int getGreen(Color color){
unsigned char red, green, blue;
al_unmap_rgb(color.color, &red, &green, &blue);
return green;
}
int getBlue(Color color){
unsigned char red, green, blue;
al_unmap_rgb(color.color, &red, &green, &blue);
return blue;
}
Color makeColor(int red, int blue, int green){
return Color(al_map_rgb(red, blue, green));
}
int Bitmap::getHeight() const {
if (getData() != NULL && isBackBuffer(getData()->getBitmap())){
return al_get_bitmap_height(getData()->getBitmap());
}
return height;
/*
if (getData()->getBitmap() != NULL){
return al_get_bitmap_height(getData()->getBitmap());
}
return 0;
*/
}
void initializeExtraStuff(){
// al_set_new_bitmap_format(ALLEGRO_PIXEL_FORMAT_RGB_565);
}
static std::string readFile(const Filesystem::AbsolutePath & path){
Util::ReferenceCount<Storage::File> file = Storage::instance().open(path);
if (file != NULL){
char * data = new char[file->getSize() + 1];
file->readLine(data, file->getSize());
data[file->getSize()] = 0;
std::string out(data);
delete[] data;
return out;
}
return "nothing read";
}
static ALLEGRO_SHADER * create_shader(const std::string & vertex, const std::string & pixel){
ALLEGRO_SHADER * shader = al_create_shader(ALLEGRO_SHADER_GLSL);
if (shader == NULL){
return NULL;
}
if (!al_attach_shader_source(shader, ALLEGRO_VERTEX_SHADER, vertex.c_str())){
Global::debug(0) << "attach vertex shader source failed: " << al_get_shader_log(shader) << std::endl << vertex << std::endl;
return NULL;
}
if (!al_attach_shader_source(shader, ALLEGRO_PIXEL_SHADER, pixel.c_str())){
Global::debug(0) << "attach pixel shader source failed: " << al_get_shader_log(shader) << std::endl << pixel << std::endl;
return NULL;
}
if (!al_link_shader(shader)){
Global::debug(0) << "shader al_link_shader failed: " << al_get_shader_log(shader) << std::endl;
return NULL;
}
return shader;
}
int setGraphicsMode(int mode, int width, int height){
initializeExtraStuff();
/* FIXME: the configuration should pass in fullscreen mode here */
#ifdef IPHONE
mode = FULLSCREEN;
#endif
switch (mode){
case FULLSCREEN: {
#ifdef IPHONE
al_set_new_display_option(ALLEGRO_SUPPORTED_ORIENTATIONS, ALLEGRO_DISPLAY_ORIENTATION_LANDSCAPE, ALLEGRO_SUGGEST);
al_set_new_display_flags(ALLEGRO_FULLSCREEN_WINDOW | ALLEGRO_USE_PROGRAMMABLE_PIPELINE);
#else
al_set_new_display_flags(ALLEGRO_FULLSCREEN | ALLEGRO_USE_PROGRAMMABLE_PIPELINE);
#endif
break;
}
case WINDOWED: {
al_set_new_display_flags(ALLEGRO_WINDOWED | ALLEGRO_RESIZABLE |
ALLEGRO_USE_PROGRAMMABLE_PIPELINE |
ALLEGRO_OPENGL);
break;
}
default: break;
}
the_display = al_create_display(width, height);
if (the_display == NULL){
std::ostringstream out;
out << "Could not create display with dimensions " << width << ", " << height;
throw BitmapException(__FILE__, __LINE__, out.str());
}
// Global::debug(0) << "Set width " << al_get_display_width(the_display) << " height " << al_get_display_height(the_display) << std::endl;
// Global::debug(0) << "Backbuffer width " << al_get_bitmap_width(al_get_backbuffer(the_display)) << " height " << al_get_bitmap_height(al_get_backbuffer(the_display)) << std::endl;
try{
/* TODO: maybe find a more general way to get the icon */
ALLEGRO_BITMAP * icon = al_load_bitmap(Storage::instance().find(Filesystem::RelativePath("menu/icon.bmp")).path().c_str());
if (icon != NULL){
al_set_display_icon(the_display, icon);
}
} catch (const Filesystem::NotFound & fail){
Global::debug(0) << "Could not set window icon: " << fail.getTrace() << std::endl;
}
Screen = new Bitmap(al_get_backbuffer(the_display));
/* dont destroy the backbuffer */
Screen->getData()->setDestroy(false);
ALLEGRO_TRANSFORM transformation;
al_identity_transform(&transformation);
al_scale_transform(&transformation, (double) Screen->getWidth() / (double) width, (double) Screen->getHeight() / (double) height);
al_set_target_bitmap(Screen->getData()->getBitmap());
al_use_transform(&transformation);
// Scaler = new Bitmap(width, height);
/* default drawing mode */
al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ZERO);
shader_default = create_shader(al_get_default_glsl_vertex_shader(), al_get_default_glsl_pixel_shader());
/* Default shader */
/*
shader_default = al_create_shader(ALLEGRO_SHADER_GLSL);
al_attach_shader_source(shader_default, ALLEGRO_VERTEX_SHADER, al_get_default_glsl_vertex_shader());
al_attach_shader_source(shader_default, ALLEGRO_PIXEL_SHADER, al_get_default_glsl_pixel_shader());
if (!al_link_shader(shader_default)){
Global::debug(0) << "default shader al_link_shader failed: " << al_get_shader_log(shader_default) << std::endl;
return 1;
}
*/
al_set_shader(the_display, shader_default);
shaders.push_back(shader_default);
Global::debug(0) << "Created default shader" << std::endl;
try{
shader_shadow = create_shader(al_get_default_glsl_vertex_shader(), readFile(Storage::instance().find(Filesystem::RelativePath("shaders/shadow.fragment.glsl"))));
if (shader_shadow == NULL){
return 1;
}
shaders.push_back(shader_shadow);
Global::debug(0) << "Created shadow shader" << std::endl;
} catch (const Filesystem::NotFound & fail){
Global::debug(0) << "Could not load shadow shader: " << fail.getTrace() << std::endl;
return 1;
}
+ try{
+ shader_lit_sprite = create_shader(al_get_default_glsl_vertex_shader(), readFile(Storage::instance().find(Filesystem::RelativePath("shaders/lit-sprite.fragment.glsl"))));
+ if (shader_lit_sprite == NULL){
+ return 1;
+ }
+ shaders.push_back(shader_lit_sprite);
+ Global::debug(0) << "Created lit sprite shader" << std::endl;
+ } catch (const Filesystem::NotFound & fail){
+ Global::debug(0) << "Could not load lit sprite shader: " << fail.getTrace() << std::endl;
+ return 1;
+ }
+
return 0;
}
void Bitmap::lock() const {
al_lock_bitmap(getData()->getBitmap(), ALLEGRO_PIXEL_FORMAT_ANY, ALLEGRO_LOCK_READWRITE);
}
void Bitmap::lock(int x, int y, int width, int height) const {
al_lock_bitmap_region(getData()->getBitmap(), x, y, width, height, ALLEGRO_PIXEL_FORMAT_ANY, ALLEGRO_LOCK_READWRITE);
}
void Bitmap::unlock() const {
al_unlock_bitmap(getData()->getBitmap());
}
Color Bitmap::getPixel(const int x, const int y) const {
// changeTarget(this, this);
return Color(al_get_pixel(getData()->getBitmap(), x, y));
}
void Bitmap::putPixel(int x, int y, Color pixel) const {
changeTarget(this, this);
// al_put_pixel(x, y, pixel);
al_draw_pixel(x, y, pixel.color);
}
void Bitmap::putPixelNormal(int x, int y, Color col) const {
putPixel(x, y, col);
}
void Bitmap::fill(Color color) const {
changeTarget(this, this);
al_clear_to_color(color.color);
}
void Bitmap::startDrawing() const {
/* we are about to draw on this bitmap so make sure we are the target */
changeTarget(this, this);
al_hold_bitmap_drawing(true);
}
void Bitmap::endDrawing() const {
al_hold_bitmap_drawing(false);
}
void TranslucentBitmap::startDrawing() const {
al_set_blender(ALLEGRO_ADD, ALLEGRO_ALPHA, ALLEGRO_INVERSE_ALPHA);
}
void TranslucentBitmap::endDrawing() const {
al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ZERO);
}
Color Bitmap::blendColor(const Color & input) const {
return input;
}
Color TranslucentBitmap::blendColor(const Color & color) const {
unsigned char red, green, blue;
unsigned char alpha = globalBlend.alpha;
al_unmap_rgb(color.color, &red, &green, &blue);
return makeColorAlpha(red, green, blue, alpha);
}
void Bitmap::StretchHqx(const Bitmap & where, const int sourceX, const int sourceY, const int sourceWidth, const int sourceHeight, const int destX, const int destY, const int destWidth, const int destHeight) const {
/* TODO */
}
void Bitmap::StretchXbr(const Bitmap & where, const int sourceX, const int sourceY, const int sourceWidth, const int sourceHeight, const int destX, const int destY, const int destWidth, const int destHeight) const {
/* TODO */
}
void Bitmap::Stretch( const Bitmap & where, const int sourceX, const int sourceY, const int sourceWidth, const int sourceHeight, const int destX, const int destY, const int destWidth, const int destHeight ) const {
/* TODO */
}
void Bitmap::StretchBy2( const Bitmap & where ){
/* TODO */
}
void Bitmap::StretchBy4( const Bitmap & where ){
/* TODO */
}
void Bitmap::drawRotate(const int x, const int y, const int angle, const Bitmap & where ){
changeTarget(this, where);
MaskedBlender blender;
al_draw_rotated_bitmap(getData()->getBitmap(), getWidth() / 2, getHeight() / 2, x, y, Util::radians(angle), ALLEGRO_FLIP_HORIZONTAL);
}
void Bitmap::drawPivot( const int centerX, const int centerY, const int x, const int y, const int angle, const Bitmap & where ){
changeTarget(this, where);
MaskedBlender blender;
al_draw_rotated_bitmap(getData()->getBitmap(), getWidth() / 2, getHeight() / 2, x, y, Util::radians(-angle), 0);
}
void Bitmap::drawPivot( const int centerX, const int centerY, const int x, const int y, const int angle, const double scale, const Bitmap & where ){
/* TODO */
}
void Bitmap::drawStretched( const int x, const int y, const int new_width, const int new_height, const Bitmap & who ) const {
/* FIXME */
changeTarget(this, who);
MaskedBlender blender;
al_draw_scaled_bitmap(getData()->getBitmap(), 0, 0, al_get_bitmap_width(getData()->getBitmap()), al_get_bitmap_height(getData()->getBitmap()), x, y, new_width, new_height, 0);
#if 0
ALLEGRO_TRANSFORM save;
al_copy_transform(&save, al_get_current_transform());
ALLEGRO_TRANSFORM stretch;
al_identity_transform(&stretch);
// al_translate_transform(&stretch, x / ((double) new_width / getWidth()), y / ((double) new_height / getHeight()));
al_scale_transform(&stretch, (double) new_width / getWidth(), (double) new_height / getHeight());
al_translate_transform(&stretch, x, y);
// al_translate_transform(&stretch, -x / ((double) new_width / getWidth()), -y / ((double) (new_height / getHeight())));
al_use_transform(&stretch);
/* any source pixels with an alpha value of 0 will be masked */
// al_draw_bitmap(getData().getBitmap(), x, y, 0);
al_draw_bitmap(getData().getBitmap(), 0, 0, 0);
al_use_transform(&save);
#endif
}
Bitmap Bitmap::scaleTo(const int width, const int height) const {
if (width == getRealWidth(*this) && height == getRealHeight(*this)){
return *this;
}
Bitmap scaled(width, height);
changeTarget(*this, scaled);
al_draw_scaled_bitmap(getData()->getBitmap(), 0, 0, getRealWidth(*this), getRealHeight(*this),
0, 0, width, height, 0);
return scaled;
}
void Bitmap::Blit(const int mx, const int my, const int width, const int height, const int wx, const int wy, const Bitmap & where) const {
// double start = al_get_time();
// changeTarget(this, where);
// al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ZERO);
/*
if (&where != Screen){
al_draw_bitmap(getData().getBitmap(), wx, wy, 0);
}
*/
changeTarget(this, where);
Bitmap part(*this, mx, my, width, height);
// al_set_blender(ALLEGRO_ADD, ALLEGRO_ONE, ALLEGRO_ZERO);
al_draw_bitmap(part.getData()->getBitmap(), wx, wy, 0);
/*
double end = al_get_time();
Global::debug(0) << "Draw in " << (end - start) << " seconds" << std::endl;
*/
}
void Bitmap::drawHFlip(const int x, const int y, const Bitmap & where) const {
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_HORIZONTAL);
}
void Bitmap::drawHFlip(const int x, const int y, Filter * filter, const Bitmap & where) const {
/* FIXME: deal with filter */
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_HORIZONTAL);
}
void Bitmap::drawVFlip( const int x, const int y, const Bitmap & where ) const {
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_VERTICAL);
}
void Bitmap::drawVFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* FIXME: deal with filter */
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_VERTICAL);
}
void Bitmap::drawHVFlip( const int x, const int y, const Bitmap & where ) const {
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_VERTICAL | ALLEGRO_FLIP_HORIZONTAL);
}
void Bitmap::drawHVFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* FIXME: deal with filter */
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, ALLEGRO_FLIP_VERTICAL | ALLEGRO_FLIP_HORIZONTAL);
}
void Bitmap::BlitMasked(const int mx, const int my, const int width, const int height, const int wx, const int wy, const Bitmap & where) const {
/* TODO */
}
void Bitmap::BlitToScreen(const int upper_left_x, const int upper_left_y) const {
#if 0
if (getWidth() != Screen->getWidth() || getHeight() != Screen->getHeight()){
/*
this->Blit( upper_left_x, upper_left_y, *Buffer );
Buffer->Stretch(*Scaler);
Scaler->Blit(0, 0, 0, 0, *Screen);
*/
this->Stretch(*Scaler, 0, 0, getWidth(), getHeight(), upper_left_x, upper_left_y, Scaler->getWidth(), Scaler->getHeight());
Scaler->Blit(0, 0, 0, 0, *Screen);
} else {
this->Blit(upper_left_x, upper_left_y, *Screen);
}
#endif
/*
if (&where == Screen){
al_flip_display();
}
*/
changeTarget(this, Screen);
if (getData()->getBitmap() != Screen->getData()->getBitmap()){
Blit(*Screen);
}
al_flip_display();
}
void Bitmap::BlitAreaToScreen(const int upper_left_x, const int upper_left_y) const {
changeTarget(this, Screen);
/*
if (getData()->getBitmap() != Screen->getData()->getBitmap()){
Blit(upper_left_y, upper_left_y, *Screen);
}
*/
al_flip_display();
}
void Bitmap::draw(const int x, const int y, const Bitmap & where) const {
// TransBlender blender;
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, 0);
}
void Bitmap::draw(const int x, const int y, Filter * filter, const Bitmap & where) const {
/* FIXME */
changeTarget(this, where);
MaskedBlender blender;
/* any source pixels with an alpha value of 0 will be masked */
al_draw_bitmap(getData()->getBitmap(), x, y, 0);
}
void Bitmap::drawShadow(Bitmap & where, int x, int y, int intensity, Color color, double scale, bool facingRight) const {
changeTarget(this, where);
MaskedBlender blender;
int newHeight = fabs(scale) * getHeight();
int flags = 0;
if (!facingRight){
flags |= ALLEGRO_FLIP_HORIZONTAL;
}
float shadowColor[4];
al_unmap_rgb_f(color.color, &shadowColor[0], &shadowColor[1], &shadowColor[2]);
shadowColor[3] = (float) intensity / 255.0;
al_set_shader(the_display, shader_shadow);
if (!al_set_shader_float_vector(shader_shadow, "shadow", 4, shadowColor, 1)){
/* Well.. thats not good. Did the shader source get messed up? */
}
al_use_shader(shader_shadow, true);
al_draw_scaled_bitmap(getData()->getBitmap(), 0, 0, getWidth(), getHeight(), x, y - newHeight, getWidth(), newHeight, flags);
al_set_shader(the_display, shader_default);
al_use_shader(shader_default, true);
}
void Bitmap::hLine(const int x1, const int y, const int x2, const Color color) const {
line(x1, y, x2, y, color);
}
void Bitmap::vLine(const int y1, const int x, const int y2, const Color color) const {
line(x, y1, x, y2, color);
}
void Bitmap::arc(const int x, const int y, const double ang1, const double ang2, const int radius, const Color color ) const {
changeTarget(this, this);
al_draw_arc(x, y, radius, ang1 - Util::pi/2, ang2 - ang1, color.color, 1);
}
void TranslucentBitmap::arc(const int x, const int y, const double ang1, const double ang2, const int radius, const Color color ) const {
TransBlender blender;
Bitmap::arc(x, y, ang1, ang2, radius, transBlendColor(color));
/*
changeTarget(this);
al_draw_arc(x, y, radius, ang1 + S_PI/2, ang2 - ang1, doTransBlend(color, globalBlend.alpha), 0);
*/
}
/* from http://www.allegro.cc/forums/thread/605684/892721#target */
#if 0
void al_draw_filled_pieslice(float cx, float cy, float r, float start_theta,
float delta_theta, ALLEGRO_COLOR color){
ALLEGRO_VERTEX vertex_cache[ALLEGRO_VERTEX_CACHE_SIZE];
int num_segments, ii;
num_segments = fabs(delta_theta / (2 * ALLEGRO_PI) * ALLEGRO_PRIM_QUALITY * sqrtf(r));
if (num_segments < 2)
return;
if (num_segments >= ALLEGRO_VERTEX_CACHE_SIZE) {
num_segments = ALLEGRO_VERTEX_CACHE_SIZE - 1;
}
al_calculate_arc(&(vertex_cache[1].x), sizeof(ALLEGRO_VERTEX), cx, cy, r, r, start_theta, delta_theta, 0, num_segments);
vertex_cache[0].x = cx; vertex_cache[0].y = cy;
for (ii = 0; ii < num_segments + 1; ii++) {
vertex_cache[ii].color = color;
vertex_cache[ii].z = 0;
}
al_draw_prim(vertex_cache, NULL, NULL, 0, num_segments + 1, ALLEGRO_PRIM_TRIANGLE_FAN);
// al_draw_prim(vertex_cache, NULL, NULL, 0, 3, ALLEGRO_PRIM_TRIANGLE_FAN);
}
#endif
void Bitmap::arcFilled(const int x, const int y, const double ang1, const double ang2, const int radius, const Color color ) const {
changeTarget(this, this);
al_draw_filled_pieslice(x, y, radius, ang1 - Util::pi/2, ang2 - ang1, color.color);
}
void TranslucentBitmap::arcFilled(const int x, const int y, const double ang1, const double ang2, const int radius, const Color color ) const {
TransBlender blender;
Bitmap::arcFilled(x, y, ang1, ang2, radius, transBlendColor(color));
}
void Bitmap::floodfill( const int x, const int y, const Color color ) const {
/* TODO */
}
void Bitmap::line(const int x1, const int y1, const int x2, const int y2, const Color color) const {
al_draw_line(x1, y1, x2, y2, color.color, 1.5);
}
void TranslucentBitmap::line(const int x1, const int y1, const int x2, const int y2, const Color color) const {
TransBlender blender;
Bitmap::line(x1, y1, x2, y2, transBlendColor(color));
}
void Bitmap::circleFill(int x, int y, int radius, Color color) const {
changeTarget(this, this);
al_draw_filled_circle(x, y, radius, color.color);
}
void Bitmap::circle(int x, int y, int radius, Color color) const {
changeTarget(this, this);
al_draw_circle(x, y, radius, color.color, 0);
}
void Bitmap::circle(int x, int y, int radius, int thickness, Color color) const {
changeTarget(this, this);
al_draw_circle(x, y, radius, color.color, thickness);
}
void Bitmap::rectangle( int x1, int y1, int x2, int y2, Color color ) const {
changeTarget(this, this);
al_draw_rectangle(x1, y1, x2, y2, color.color, 0);
}
void Bitmap::rectangleFill( int x1, int y1, int x2, int y2, Color color ) const {
changeTarget(this, this);
al_draw_filled_rectangle(x1 - 0.5, y1 - 0.5, x2 + 0.5, y2 + 0.5, color.color);
}
void Bitmap::triangle( int x1, int y1, int x2, int y2, int x3, int y3, Color color ) const {
changeTarget(this, this);
al_draw_filled_triangle(x1, y1, x2, y2, x3, y3, color.color);
}
void Bitmap::polygon( const int * verts, const int nverts, const Color color ) const {
/* TODO */
}
void Bitmap::ellipse( int x, int y, int rx, int ry, Color color ) const {
changeTarget(this, this);
al_draw_ellipse(x, y, rx, ry, color.color, 0);
}
void Bitmap::ellipseFill( int x, int y, int rx, int ry, Color color ) const {
changeTarget(this, this);
al_draw_filled_ellipse(x, y, rx, ry, color.color);
}
void Bitmap::applyTrans(const Color color) const {
TransBlender blender;
changeTarget(this, this);
al_draw_filled_rectangle(0, 0, getWidth(), getHeight(), transBlendColor(color).color);
}
void Bitmap::light(int x, int y, int width, int height, int start_y, int focus_alpha, int edge_alpha, Color focus_color, Color edge_color) const {
/* TODO */
}
void Bitmap::drawCharacter( const int x, const int y, const Color color, const int background, const Bitmap & where ) const {
/* TODO */
}
void Bitmap::save( const std::string & str ) const {
/* TODO */
}
void Bitmap::readLine(std::vector<Color> & line, int y){
/* TODO */
}
void TranslucentBitmap::draw(const int x, const int y, const Bitmap & where) const {
changeTarget(this, where);
TransBlender blender;
al_draw_tinted_bitmap(getData()->getBitmap(), getBlendColor().color, x, y, 0);
}
void LitBitmap::draw(const int x, const int y, const Bitmap & where) const {
- // changeTarget(this, where);
+ changeTarget(this, where);
+
// LitBlender blender(makeColorAlpha(globalBlend.red, globalBlend.green, globalBlend.blue, globalBlend.alpha));
// TransBlender blender;
// al_draw_bitmap(getData()->getBitmap(), x, y, 0);
// al_draw_tinted_bitmap(getData()->getBitmap(), al_map_rgba_f(1, 0, 0, 1), x, y, 0);
+
+ ALLEGRO_SHADER * shader = shader_lit_sprite;
+
+ float light[4];
+ Color color = makeColor(globalBlend.red, globalBlend.green, globalBlend.blue);
+ al_unmap_rgb_f(color.color, &light[0], &light[1], &light[2]);
+ light[3] = 1;
+ float intensity = (float) globalBlend.alpha / 255.0;
+ al_set_shader(the_display, shader);
+ if (!al_set_shader_float_vector(shader, "light_color", 4, light, 1)){
+ /* Well.. thats not good. Did the shader source get messed up? */
+ }
+ if (!al_set_shader_float(shader, "light_intensity", intensity)){
+ }
+ al_use_shader(shader, true);
+ al_draw_bitmap(getData()->getBitmap(), x, y, 0);
+ al_set_shader(the_display, shader_default);
+ al_use_shader(shader_default, true);
+
+}
+
+static void doDrawLit(const int x, const int y, const Bitmap & who, int flags){
+ MaskedBlender blender;
+
+ ALLEGRO_SHADER * shader = shader_lit_sprite;
+
+ float light[4];
+ Color color = makeColor(globalBlend.red, globalBlend.green, globalBlend.blue);
+ al_unmap_rgb_f(color.color, &light[0], &light[1], &light[2]);
+ light[3] = 1;
+ float intensity = (float) globalBlend.alpha / 255.0;
+ al_set_shader(the_display, shader);
+ if (!al_set_shader_float_vector(shader, "light_color", 4, light, 1)){
+ /* Well.. thats not good. Did the shader source get messed up? */
+ }
+ if (!al_set_shader_float(shader, "light_intensity", intensity)){
+ }
+ al_use_shader(shader, true);
+ al_draw_bitmap(who.getData()->getBitmap(), x, y, flags);
+ al_set_shader(the_display, shader_default);
+ al_use_shader(shader_default, true);
}
void LitBitmap::draw( const int x, const int y, Filter * filter, const Bitmap & where ) const {
- /* TODO */
+ changeTarget(this, where);
+
+ /* FIXME: handle filter */
+ doDrawLit(x, y, *this, 0);
+
+ // LitBlender blender(makeColorAlpha(globalBlend.red, globalBlend.green, globalBlend.blue, globalBlend.alpha));
+ // TransBlender blender;
+ // al_draw_bitmap(getData()->getBitmap(), x, y, 0);
+ // al_draw_tinted_bitmap(getData()->getBitmap(), al_map_rgba_f(1, 0, 0, 1), x, y, 0);
}
void LitBitmap::drawHFlip( const int x, const int y, const Bitmap & where ) const {
- /* TODO */
+ changeTarget(this, where);
+ doDrawLit(x, y, *this, ALLEGRO_FLIP_HORIZONTAL);
}
void LitBitmap::drawHFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
- /* TODO */
+ changeTarget(this, where);
+ /* FIXME: handle filter */
+ doDrawLit(x, y, *this, ALLEGRO_FLIP_HORIZONTAL);
}
void LitBitmap::drawVFlip( const int x, const int y, const Bitmap & where ) const {
/* TODO */
}
void LitBitmap::drawVFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* TODO */
}
void LitBitmap::drawHVFlip( const int x, const int y, const Bitmap & where ) const {
/* TODO */
}
void LitBitmap::drawHVFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::draw( const int x, const int y, Filter * filter, const Bitmap & where ) const {
changeTarget(this, where);
TransBlender blender;
al_draw_tinted_bitmap(getData()->getBitmap(), getBlendColor().color, x, y, 0);
}
void TranslucentBitmap::drawHFlip( const int x, const int y, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::drawHFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::drawVFlip( const int x, const int y, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::drawVFlip( const int x, const int y, Filter * filter, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::drawHVFlip( const int x, const int y, const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::drawHVFlip( const int x, const int y, Filter * filter,const Bitmap & where ) const {
/* TODO */
}
void TranslucentBitmap::hLine( const int x1, const int y, const int x2, const Color color ) const {
/* TODO */
}
void TranslucentBitmap::circleFill(int x, int y, int radius, Color color) const {
TransBlender blender;
Bitmap::circleFill(x, y, radius, doTransBlend(color, globalBlend.alpha));
}
void TranslucentBitmap::putPixelNormal(int x, int y, Color color) const {
TransBlender blender;
Bitmap::putPixelNormal(x, y, doTransBlend(color, globalBlend.alpha));
}
void TranslucentBitmap::rectangle( int x1, int y1, int x2, int y2, Color color ) const {
TransBlender blender;
Bitmap::rectangle(x1, y1, x2, y2, doTransBlend(color, globalBlend.alpha));
}
void TranslucentBitmap::rectangleFill(int x1, int y1, int x2, int y2, Color color) const {
TransBlender blender;
Bitmap::rectangleFill(x1, y1, x2, y2, doTransBlend(color, globalBlend.alpha));
}
void TranslucentBitmap::ellipse( int x, int y, int rx, int ry, Color color ) const {
TransBlender blender;
Bitmap::ellipse(x, y, rx, ry, doTransBlend(color, globalBlend.alpha));
}
void TranslucentBitmap::ellipseFill( int x, int y, int rx, int ry, Color color ) const {
TransBlender blender;
Bitmap::ellipseFill(x, y, rx, ry, doTransBlend(color, globalBlend.alpha));
}
void Bitmap::setClipRect( int x1, int y1, int x2, int y2 ) const {
/* TODO */
}
void Bitmap::getClipRect(int & x1, int & y1, int & x2, int & y2) const {
/* TODO */
}
int setGfxModeFullscreen(int x, int y){
return setGraphicsMode(FULLSCREEN, x, y);
}
int setGfxModeWindowed( int x, int y ){
return setGraphicsMode(WINDOWED, x, y);
}
int setGfxModeText(){
/* TODO */
return 0;
}
bool Bitmap::getError(){
/* TODO */
return false;
}
void Bitmap::alphaBlender(int source, int dest){
/* TODO */
}
void Bitmap::transBlender(int r, int g, int b, int a){
globalBlend.red = r;
globalBlend.green = g;
globalBlend.blue = b;
globalBlend.alpha = a;
globalBlend.type = Translucent;
}
void Bitmap::addBlender(int r, int g, int b, int a){
globalBlend.red = r;
globalBlend.green = g;
globalBlend.blue = b;
globalBlend.alpha = a;
globalBlend.type = Add;
}
void Bitmap::differenceBlender( int r, int g, int b, int a ){
globalBlend.red = r;
globalBlend.green = g;
globalBlend.blue = b;
globalBlend.alpha = a;
globalBlend.type = Difference;
}
void Bitmap::multiplyBlender( int r, int g, int b, int a ){
globalBlend.red = r;
globalBlend.green = g;
globalBlend.blue = b;
globalBlend.alpha = a;
globalBlend.type = Multiply;
}
/*
void Bitmap::drawingMode(int type){
}
*/
void Bitmap::shutdown(){
/* Make sure the display is set */
al_set_target_bitmap(Screen->getData()->getBitmap());
for (std::vector<ALLEGRO_SHADER*>::iterator it = shaders.begin(); it != shaders.end(); it++){
ALLEGRO_SHADER * shader = *it;
al_use_shader(shader, false);
al_destroy_shader(shader);
}
delete Screen;
Screen = NULL;
al_destroy_display(the_display);
the_display = NULL;
/*
delete Scaler;
Scaler = NULL;
delete Buffer;
Buffer = NULL;
*/
}
StretchedBitmap::StretchedBitmap(int width, int height, const Bitmap & parent, QualityFilter filter):
Bitmap(parent, 0, 0, parent.getWidth(), parent.getHeight()),
width(width),
height(height),
where(parent),
filter(filter){
scale_x = (double) parent.getWidth() / width;
scale_y = (double) parent.getHeight() / height;
ALLEGRO_BITMAP * old_target = al_get_target_bitmap();
if (al_get_target_bitmap() != parent.getData()->getBitmap()){
al_set_target_bitmap(parent.getData()->getBitmap());
}
ALLEGRO_TRANSFORM transform;
al_identity_transform(&transform);
if (al_get_current_transform() != NULL){
al_copy_transform(&transform, al_get_current_transform());
}
al_scale_transform(&transform, scale_x, scale_y);
if (al_get_target_bitmap() != getData()->getBitmap()){
al_set_target_bitmap(getData()->getBitmap());
}
al_use_transform(&transform);
if (old_target != al_get_target_bitmap()){
al_set_target_bitmap(old_target);
}
/* TODO: handle filter */
}
void StretchedBitmap::start(){
#if 0
ALLEGRO_TRANSFORM transform;
changeTarget(this, this);
al_copy_transform(&transform, al_get_current_transform());
// al_identity_transform(&transform);
// al_scale_transform(&transform, Bitmap::getWidth() / width, Bitmap::getHeight() / height);
al_scale_transform(&transform, scale_x, scale_y);
al_use_transform(&transform);
#endif
}
void StretchedBitmap::finish(){
#if 0
ALLEGRO_TRANSFORM transform;
changeTarget(this, this);
al_copy_transform(&transform, al_get_current_transform());
/* apply the inverse transform */
al_scale_transform(&transform, 1.0/scale_x, 1.0/scale_y);
// al_identity_transform(&transform);
al_use_transform(&transform);
#endif
}
TranslatedBitmap::TranslatedBitmap(int x, int y, const Bitmap & where):
Bitmap(where),
x(x),
y(y){
ALLEGRO_TRANSFORM transform;
changeTarget(this, where);
al_identity_transform(&transform);
if (al_get_current_transform() != NULL){
al_copy_transform(&transform, al_get_current_transform());
}
al_translate_transform(&transform, x, y);
al_use_transform(&transform);
}
void TranslatedBitmap::BlitToScreen() const {
Bitmap::BlitToScreen();
}
TranslatedBitmap::~TranslatedBitmap(){
ALLEGRO_TRANSFORM transform;
al_copy_transform(&transform, al_get_current_transform());
al_translate_transform(&transform, -x, -y);
al_use_transform(&transform);
}
Bitmap * getScreenBuffer(){
return Screen;
}
RestoreState::RestoreState(){
al_store_state(&state, ALLEGRO_STATE_ALL);
}
RestoreState::~RestoreState(){
al_restore_state(&state);
}
}
static inline bool close(float x, float y){
static float epsilon = 0.001;
return fabs(x - y) < epsilon;
}
static inline bool sameColor(const ALLEGRO_COLOR & color1, const ALLEGRO_COLOR & color2){
// return memcmp(&color1, &color2, sizeof(Graphics::Color)) == 0;
float r1, g1, b1, a1;
float r2, g2, b2, a2;
al_unmap_rgba_f(color1, &r1, &g1, &b1, &a1);
al_unmap_rgba_f(color2, &r2, &g2, &b2, &a2);
return close(r1, r2) &&
close(g1, g2) &&
close(b1, b2) &&
close(a1, a2);
/*
unsigned char r1, g1, b1, a1;
unsigned char r2, g2, b2, a2;
al_unmap_rgba(color1, &r1, &g1, &b1, &a1);
al_unmap_rgba(color2, &r2, &g2, &b2, &a2);
return r1 == r2 &&
g1 == g2 &&
b1 == b2 &&
a1 == a2;
*/
}
static uint32_t quantify(const ALLEGRO_COLOR & color){
unsigned char red, green, blue, alpha;
al_unmap_rgba(color, &red, &green, &blue, &alpha);
return (red << 24) |
(green << 16) |
(blue << 8) |
alpha;
}
bool operator<(const ALLEGRO_COLOR & color1, const ALLEGRO_COLOR & color2){
return quantify(color1) < quantify(color2);
}
bool operator!=(const ALLEGRO_COLOR & color1, const ALLEGRO_COLOR & color2){
return !(color1 == color2);
}
bool operator==(const ALLEGRO_COLOR & color1, const ALLEGRO_COLOR & color2){
return sameColor(color1, color2);
}

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