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The sprites now display and everything seems to work.

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Zed A. Shaw 2025-01-14 12:33:24 -05:00
parent 93b7faa369
commit e3596aeaa2
2 changed files with 138 additions and 27 deletions
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52
scratchpad/raycaster_sprites.cpp
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@ -1,25 +1,25 @@
/*
Copyright (c) 2004-2020, Lode Vandevenne
Copyright (c) 2004-2020, Lode Vandevenne
All rights reserved.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <cmath>
#include <string>
@ -30,9 +30,9 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
using namespace QuickCG;
/*
g++ *.cpp -lSDL -O3 -W -Wall -ansi -pedantic
g++ *.cpp -lSDL
*/
g++ *.cpp -lSDL -O3 -W -Wall -ansi -pedantic
g++ *.cpp -lSDL
*/
#define screenWidth 640
@ -335,7 +335,11 @@ int main(int /*argc*/, char */*argv*/[])
for(int i = 0; i < numSprites; i++)
{
spriteOrder[i] = i;
spriteDistance[i] = ((posX - sprite[i].x) * (posX - sprite[i].x) + (posY - sprite[i].y) * (posY - sprite[i].y)); //sqrt not taken, unneeded
spriteDistance[i] =
((posX - sprite[i].x) *
(posX - sprite[i].x) +
(posY - sprite[i].y) *
(posY - sprite[i].y)); //sqrt not taken, unneeded
}
sortSprites(spriteOrder, spriteDistance, numSprites);
@ -359,9 +363,9 @@ int main(int /*argc*/, char */*argv*/[])
int spriteScreenX = int((w / 2) * (1 + transformX / transformY));
//parameters for scaling and moving the sprites
#define uDiv 1
#define vDiv 1
#define vMove 0.0
#define uDiv 1
#define vDiv 1
#define vMove 0.0
int vMoveScreen = int(vMove / transformY);
//calculate height of the sprite on screen