Add background

assets.h

@@ -453,6 +453,26 @@ SFG_PROGRAM_MEMORY uint8_t SFG_backgroundImages[][SFG_TEXTURE_STORE_SIZE] =
 36,85,87,105,185,156,0,8,8,0,0,16,17,17,34,34,36,84,86,105,150,102,102,3,192,0,
 1,1,17,17,34,34,36,68,71,103,118,108,0,8,0,24,17,16,17,17,34,34,34,68,71,102,
 103,102,246,102,248,128,0,1,17,17
+  },
+  { // 1, reddish scifi interior
+168,18,17,19,65,153,1,9,152,232,0,45,61,80,96,160,18,114,34,34,34,34,34,80,0,0,
+0,0,0,0,0,0,18,114,34,34,34,34,34,80,0,0,0,0,0,0,0,0,0,215,34,34,34,34,34,80,0,
+0,0,0,0,0,0,0,0,119,34,34,34,34,34,80,0,0,0,0,0,0,0,0,0,214,34,34,34,34,34,34,
+32,0,0,0,0,0,0,0,0,118,34,34,34,34,34,34,36,69,0,0,0,0,0,0,18,118,17,17,17,17,
+17,17,20,69,0,0,0,0,0,0,18,118,17,17,17,17,17,17,20,69,0,0,0,0,0,0,18,118,114,
+34,34,34,34,34,116,69,0,0,0,0,0,0,18,118,130,34,34,38,0,0,0,0,0,0,0,0,0,0,18,
+118,135,34,34,34,0,0,0,0,0,0,0,0,0,0,85,86,138,34,34,34,34,41,133,0,0,0,0,0,0,0,
+0,86,138,17,17,17,17,25,133,85,0,0,0,0,0,0,0,86,138,17,17,17,27,25,132,70,0,0,0,
+0,0,0,0,85,85,85,17,17,17,25,132,70,0,0,0,0,0,0,0,0,0,5,17,17,17,25,132,70,0,0,
+0,0,0,0,0,0,0,5,17,27,17,25,132,70,0,0,0,0,0,0,0,6,128,17,17,17,17,25,132,70,0,
+0,0,0,0,0,16,118,128,17,17,27,17,25,246,0,0,0,0,0,0,0,16,118,128,17,17,17,17,25,
+132,0,0,0,0,0,0,0,16,118,128,51,51,51,51,57,246,0,0,0,0,0,0,0,16,118,130,51,51,
+51,51,50,132,0,0,0,0,0,0,0,16,118,130,51,51,51,51,50,132,0,0,0,0,0,0,0,16,118,
+131,51,51,51,51,51,132,70,0,0,0,0,0,0,0,0,5,60,51,51,51,51,36,70,0,0,0,0,0,0,0,
+0,5,51,51,51,51,51,36,70,0,0,0,0,0,0,0,14,229,51,51,51,51,51,52,70,0,0,0,0,0,0,
+85,85,51,195,51,51,51,51,52,64,0,0,0,0,0,0,18,114,17,17,17,17,17,17,18,64,0,0,0,
+0,0,0,18,113,17,17,17,17,17,17,17,64,0,0,0,0,0,0,18,115,51,51,51,51,51,80,0,0,0,
+0,0,0,0,0,18,115,51,51,51,51,51,80,0,0,0,0,0,0,0,0
   }
 };
 

levels.h

@@ -121,6 +121,7 @@ typedef struct
                              texture used for door. */
   uint8_t floorColor;
   uint8_t ceilingColor;
+  uint8_t backgroundImage;  /** Index of level background image. */
   SFG_LevelElement elements[SFG_MAX_LEVEL_ELEMENTS];
 } SFG_Level;
 
@@ -251,6 +252,7 @@ SFG_PROGRAM_MEMORY SFG_Level SFG_level0 =
   13,                      // doorTextureIndex
   10,                      // floorColor
   32,                      // ceilingColor
+  0,                       // backgroundImage
   {                        // elements
     {SFG_LEVEL_ELEMENT_BARREL, {9, 1}},  {SFG_LEVEL_ELEMENT_BARREL, {9, 13}},
     {SFG_LEVEL_ELEMENT_HEALTH, {12, 4}},  {SFG_LEVEL_ELEMENT_HEALTH, {15, 4}},
@@ -426,6 +428,7 @@ SFG_PROGRAM_MEMORY SFG_Level SFG_level1 =
   13,                       // doorTextureIndex
   102,                      // floorColor
   32,                       // ceilingColor
+  1,                        // backgroundImage
   {                         // elements
     {SFG_LEVEL_ELEMENT_NONE, {0, 0}},     {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
     {SFG_LEVEL_ELEMENT_NONE, {0, 0}},     {SFG_LEVEL_ELEMENT_NONE, {0, 0}},

main.c

@@ -265,6 +265,8 @@ struct
 
   SFG_ProjectileRecord projectileRecords[SFG_MAX_PROJECTILES];
   uint8_t projectileRecordCount;
+
+  uint8_t backgroundImage;
 } SFG_currentLevel;
 
 #if SFG_DITHERED_SHADOW
@@ -596,7 +598,7 @@ void SFG_pixelFunc(RCL_PixelInfo *pixel)
   else
   {
     color = SFG_getTexel(
-      SFG_backgroundImages[0],
+      SFG_backgroundImages[SFG_currentLevel.backgroundImage],
       SFG_backgroundScaleMap[((pixel->position.x 
 #if SFG_BACKGROUND_BLUR != 0
         + SFG_backgroundBlurOffsets[SFG_backgroundBlurIndex]
@@ -917,6 +919,8 @@ void SFG_setAndInitLevel(const SFG_Level *level)
 
   SFG_currentRandom = 0;
 
+  SFG_currentLevel.backgroundImage = level->backgroundImage;
+
   SFG_currentLevel.levelPointer = level;
 
   SFG_currentLevel.floorColor = level->floorColor;
@@ -1032,7 +1036,7 @@ void SFG_init()
 
   SFG_backgroundScroll = 0;
 
-  SFG_setAndInitLevel(&SFG_level0);
+  SFG_setAndInitLevel(&SFG_level1);
 
   SFG_lastFrameTimeMs = SFG_getTimeMs();
 }