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Add invisible wall

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This commit is contained in:
Miloslav Číž 2020-02-24 08:26:35 +01:00
parent 7dfa0d32a5
commit 4e4dd996da
3 changed files with 33 additions and 20 deletions
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3
TODO.txt
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@ -82,6 +82,9 @@ level ideas:
- barrel on elevator
- platforming vertical section in which the player is going upwards out of a big
hole
- invisible bridge (perhaps not straight) made of bleckers (invisible walls)
over a hole, leading to an easter egg
- start of level: a corner blocked by an invisible wall, to indicate entrance
bugs:

3
levels.h
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@ -105,6 +105,7 @@ typedef struct
access card. */
#define SFG_LEVEL_ELEMENT_LOCK1 0x0e
#define SFG_LEVEL_ELEMENT_LOCK2 0x0f
#define SFG_LEVEL_ELEMENT_BLOCKER 0x10 ///< Invisible wall.
/*
Monsters have lower 4 bits zero and are only distinguished by the 4 upper
@ -304,7 +305,7 @@ SFG_PROGRAM_MEMORY SFG_Level SFG_levels[SFG_NUMBER_OF_LEVELS] =
{SFG_LEVEL_ELEMENT_TELEPORT, {20, 40}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_TERMINAL, {11, 25}}, {SFG_LEVEL_ELEMENT_TERMINAL, {11, 26}},
{SFG_LEVEL_ELEMENT_MONSTER_WARRIOR, {10, 45}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_NONE, {0, 0}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_BLOCKER, {14, 26}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_NONE, {0, 0}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_NONE, {0, 0}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},
{SFG_LEVEL_ELEMENT_NONE, {0, 0}}, {SFG_LEVEL_ELEMENT_NONE, {0, 0}},

47
main.c
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@ -1114,10 +1114,10 @@ RCL_Unit SFG_ceilingHeightAt(int16_t x, int16_t y)
Gets sprite (image and sprite size) for given item.
*/
void SFG_getItemSprite(
uint8_t elementType, uint8_t *spriteIndex, uint8_t *spriteSize)
uint8_t elementType, const uint8_t **sprite, uint8_t *spriteSize)
{
*spriteSize = 0;
*spriteIndex = elementType - 1;
*sprite = (const uint8_t *) &(SFG_itemSprites[elementType - 1]);
switch (elementType)
{
@ -1137,7 +1137,12 @@ void SFG_getItemSprite(
case SFG_LEVEL_ELEMENT_CARD0:
case SFG_LEVEL_ELEMENT_CARD1:
case SFG_LEVEL_ELEMENT_CARD2:
*spriteIndex = SFG_LEVEL_ELEMENT_CARD0 - 1;
*sprite =
(const uint8_t *) &(SFG_itemSprites[SFG_LEVEL_ELEMENT_CARD0 - 1]);
break;
case SFG_LEVEL_ELEMENT_BLOCKER:
*sprite = 0;
break;
default:
@ -1153,7 +1158,8 @@ uint8_t SFG_itemCollides(uint8_t elementType)
return
elementType == SFG_LEVEL_ELEMENT_BARREL ||
elementType == SFG_LEVEL_ELEMENT_TREE ||
elementType == SFG_LEVEL_ELEMENT_TERMINAL;
elementType == SFG_LEVEL_ELEMENT_TERMINAL ||
elementType == SFG_LEVEL_ELEMENT_BLOCKER;
}
void SFG_setAndInitLevel(const SFG_Level *level)
@ -3649,25 +3655,28 @@ void SFG_draw()
worldPosition.y =
SFG_ELEMENT_COORD_TO_RCL_UNITS(e.coords[1]);
uint8_t spriteIndex;
const uint8_t *sprite;
uint8_t spriteSize;
SFG_getItemSprite(e.type,&spriteIndex,&spriteSize);
SFG_getItemSprite(e.type,&sprite,&spriteSize);
RCL_PixelInfo p =
RCL_mapToScreen(
worldPosition,
SFG_floorHeightAt(e.coords[0],e.coords[1])
+ SFG_SPRITE_SIZE_TO_HEIGH_ABOVE_GROUND(spriteSize),
SFG_player.camera);
if (p.depth > 0)
if (sprite != 0)
{
SFG_drawScaledSprite(
SFG_itemSprites[spriteIndex],
p.position.x * SFG_RAYCASTING_SUBSAMPLE,p.position.y,
RCL_perspectiveScale(SFG_SPRITE_SIZE(spriteSize),p.depth),
p.depth / (RCL_UNITS_PER_SQUARE * 2),p.depth - 1000);
RCL_PixelInfo p =
RCL_mapToScreen(
worldPosition,
SFG_floorHeightAt(e.coords[0],e.coords[1])
+ SFG_SPRITE_SIZE_TO_HEIGH_ABOVE_GROUND(spriteSize),
SFG_player.camera);
if (p.depth > 0)
{
SFG_drawScaledSprite(
sprite,
p.position.x * SFG_RAYCASTING_SUBSAMPLE,p.position.y,
RCL_perspectiveScale(SFG_SPRITE_SIZE(spriteSize),p.depth),
p.depth / (RCL_UNITS_PER_SQUARE * 2),p.depth - 1000);
}
}
}