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More background documentation

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This commit is contained in:
Clownacy 2020-08-05 19:42:18 +01:00
parent a18be9c450
commit 02295489d2
1 changed files with 7 additions and 0 deletions
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7
src/Back.cpp
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@ -77,6 +77,7 @@ void ActBack(void)
} }
} }
/// Draw background background elements
void PutBack(int fx, int fy) void PutBack(int fx, int fy)
{ {
int x, y; int x, y;
@ -114,12 +115,14 @@ void PutBack(int fx, int fy)
case BACKGROUND_TYPE_OUTSIDE_WITH_WIND: case BACKGROUND_TYPE_OUTSIDE_WITH_WIND:
case BACKGROUND_TYPE_OUTSIDE: case BACKGROUND_TYPE_OUTSIDE:
// Draw sky
rect.top = 0; rect.top = 0;
rect.bottom = 88; rect.bottom = 88;
rect.left = 0; rect.left = 0;
rect.right = 320; rect.right = 320;
PutBitmap4(&grcGame, 0, 0, &rect, SURFACE_ID_LEVEL_BACKGROUND); PutBitmap4(&grcGame, 0, 0, &rect, SURFACE_ID_LEVEL_BACKGROUND);
// Draw first cloud layer
rect.top = 88; rect.top = 88;
rect.bottom = 123; rect.bottom = 123;
rect.left = gBack.fx / 2; rect.left = gBack.fx / 2;
@ -129,6 +132,7 @@ void PutBack(int fx, int fy)
rect.left = 0; rect.left = 0;
PutBitmap4(&grcGame, 320 - ((gBack.fx / 2) % 320), 88, &rect, SURFACE_ID_LEVEL_BACKGROUND); PutBitmap4(&grcGame, 320 - ((gBack.fx / 2) % 320), 88, &rect, SURFACE_ID_LEVEL_BACKGROUND);
// Draw second cloud layer
rect.top = 123; rect.top = 123;
rect.bottom = 146; rect.bottom = 146;
rect.left = gBack.fx % 320; rect.left = gBack.fx % 320;
@ -138,6 +142,7 @@ void PutBack(int fx, int fy)
rect.left = 0; rect.left = 0;
PutBitmap4(&grcGame, 320 - (gBack.fx % 320), 123, &rect, SURFACE_ID_LEVEL_BACKGROUND); PutBitmap4(&grcGame, 320 - (gBack.fx % 320), 123, &rect, SURFACE_ID_LEVEL_BACKGROUND);
// Draw third cloud layer
rect.top = 146; rect.top = 146;
rect.bottom = 176; rect.bottom = 176;
rect.left = 2 * gBack.fx % 320; rect.left = 2 * gBack.fx % 320;
@ -147,6 +152,7 @@ void PutBack(int fx, int fy)
rect.left = 0; rect.left = 0;
PutBitmap4(&grcGame, 320 - ((gBack.fx * 2) % 320), 146, &rect, SURFACE_ID_LEVEL_BACKGROUND); PutBitmap4(&grcGame, 320 - ((gBack.fx * 2) % 320), 146, &rect, SURFACE_ID_LEVEL_BACKGROUND);
// Draw fourth cloud layer
rect.top = 176; rect.top = 176;
rect.bottom = 240; rect.bottom = 240;
rect.left = 4 * gBack.fx % 320; rect.left = 4 * gBack.fx % 320;
@ -160,6 +166,7 @@ void PutBack(int fx, int fy)
} }
} }
/// Draw background foreground elements - only the water background type makes use of this
void PutFront(int fx, int fy) void PutFront(int fx, int fy)
{ {
int xpos, ypos; int xpos, ypos;