Passat gif.c a gif.cpp

Afegit reloadTextures a Resources

source/gif.cpp

@@ -1,93 +1,6 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <fcntl.h>
-
-#define EXTENSION_INTRODUCER   0x21
-#define IMAGE_DESCRIPTOR       0x2C
-#define TRAILER                0x3B
-
-#define GRAPHIC_CONTROL        0xF9
-#define APPLICATION_EXTENSION  0xFF
-#define COMMENT_EXTENSION      0xFE
-#define PLAINTEXT_EXTENSION    0x01
-
-#define READ(dst, size) memcpy(dst, buffer, size); buffer += size
-
-typedef struct
-{
-    unsigned short width;
-    unsigned short height;
-    unsigned char fields;
-    unsigned char background_color_index;
-    unsigned char pixel_aspect_ratio;
-}
-screen_descriptor_t;
-
-typedef struct
-{
-    unsigned char r;
-    unsigned char g;
-    unsigned char b;
-}
-rgb;
-
-typedef struct
-{
-    unsigned short image_left_position;
-    unsigned short image_top_position;
-    unsigned short image_width;
-    unsigned short image_height;
-    unsigned char fields;
-}
-image_descriptor_t;
-
-typedef struct
-{
-    unsigned char byte;
-    int prev;
-    int len;
-}
-dictionary_entry_t;
-
-typedef struct
-{
-    unsigned char extension_code;
-    unsigned char block_size;
-}
-extension_t;
-
-typedef struct
-{
-    unsigned char fields;
-    unsigned short delay_time;
-    unsigned char transparent_color_index;
-}
-graphic_control_extension_t;
-
-typedef struct
-{
-    unsigned char application_id[ 8 ];
-    unsigned char version[ 3 ];
-}
-application_extension_t;
-
-typedef struct
-{
-    unsigned short left;
-    unsigned short top;
-    unsigned short width;
-    unsigned short height;
-    unsigned char cell_width;
-    unsigned char cell_height;
-    unsigned char foreground_color;
-    unsigned char background_color;
-}
-plaintext_extension_t;
-
-//static unsigned short width = 0;
-//static unsigned short height = 0;
-//static unsigned char* uncompressed_data = NULL;
+#include "gif.h"
+#include <stdio.h>   // for NULL, fprintf, stderr
+#include <stdlib.h>  // for malloc, realloc, exit, calloc, free
 
 void uncompress( int code_length,
                const unsigned char *input,
@@ -105,7 +18,6 @@ void uncompress( int code_length,
     int stop_code;  // one more than clear code
     int match_len;
 
-
     clear_code = 1 << ( code_length );
     stop_code = clear_code + 1;
     // To handle clear codes
@@ -142,7 +54,7 @@ void uncompress( int code_length,
     {
         code = 0x0;
         // Always read one more bit than the code length
-        for ( i = 0; i < ( code_length + 1 ); ++i )
+        for ( i = 0; i < ( code_length + 1 ); i++ )
         {
             // This is different than in the file read example; that
             // was a call to "next_bit"

source/gif.h

@@ -0,0 +1,66 @@
+#pragma once
+
+#include <stdint.h>  // for uint32_t
+#include <string.h>  // for memcpy
+
+#define EXTENSION_INTRODUCER   0x21
+#define IMAGE_DESCRIPTOR       0x2C
+#define TRAILER                0x3B
+#define GRAPHIC_CONTROL        0xF9
+#define APPLICATION_EXTENSION  0xFF
+#define COMMENT_EXTENSION      0xFE
+#define PLAINTEXT_EXTENSION    0x01
+
+#define READ(dst, size) memcpy(dst, buffer, size); buffer += size
+
+typedef struct {
+    unsigned short width;
+    unsigned short height;
+    unsigned char fields;
+    unsigned char background_color_index;
+    unsigned char pixel_aspect_ratio;
+} screen_descriptor_t;
+
+typedef struct {
+    unsigned char r, g, b;
+} rgb;
+
+typedef struct {
+    unsigned short image_left_position;
+    unsigned short image_top_position;
+    unsigned short image_width;
+    unsigned short image_height;
+    unsigned char fields;
+} image_descriptor_t;
+
+typedef struct {
+    unsigned char byte;
+    int prev;
+    int len;
+} dictionary_entry_t;
+
+typedef struct {
+    unsigned char extension_code;
+    unsigned char block_size;
+} extension_t;
+
+typedef struct {
+    unsigned char fields;
+    unsigned short delay_time;
+    unsigned char transparent_color_index;
+} graphic_control_extension_t;
+
+typedef struct {
+    unsigned char application_id[8];
+    unsigned char version[3];
+} application_extension_t;
+
+typedef struct {
+    unsigned short left, top, width, height;
+    unsigned char cell_width, cell_height;
+    unsigned char foreground_color, background_color;
+} plaintext_extension_t;
+
+void uncompress(int code_length, const unsigned char *input, int input_length, unsigned char *out);
+uint32_t* LoadPalette(unsigned char *buffer);
+unsigned char* LoadGif(unsigned char *buffer, unsigned short* w, unsigned short* h);

source/resource.cpp

@@ -73,6 +73,14 @@ void Resource::reload()
     load();
 }
 
+// Recarga las texturas
+void Resource::reloadTextures()
+{
+    loadTextures();
+    addPalettes();
+    createTextures();
+}
+
 // Obtiene el sonido a partir de un nombre
 JA_Sound_t *Resource::getSound(const std::string &name)
 {

source/resource.h

@@ -170,4 +170,7 @@ public:
 
     // Recarga todos los recursos
     void reload();
+
+    // Recarga las texturas
+    void reloadTextures();
 };

source/texture.cpp

@@ -7,7 +7,7 @@
 #include <stdexcept>		  // Para runtime_error
 #include <string>			  // Para char_traits, operator<<, operator+
 #include <vector>			  // Para vector
-#include "gif.c"			  // Para LoadGif, LoadPalette
+#include "gif.h"			  // Para LoadGif, LoadPalette
 #include "stb_image.h"		  // Para stbi_image_free, stbi_load, STBI_rgb_a...
 #include "utils.h"			  // Para getFileName, printWithDots