tonitch/zoomer
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fixing zoom padding

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This commit is contained in:
Debucquoy Anthony
2024-06-24 17:15:20 +02:00
parent 44a2d5aab3
commit 017d021824
2 changed files with 6 additions and 8 deletions
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7
zoomer.c
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@@ -8,6 +8,7 @@
#define STB_IMAGE_IMPLEMENTATION
#include "stb_image.h"
SDL_Window *w;
SDL_Renderer *r;
@@ -128,7 +129,7 @@ int main(int argc, char *argv[])
SDL_Event e;
float camPos[2] = {0.};
float mousePos[2] = {0.};
int zoom = 0;
float zoom = 1;
int tick = 0;
while(!shouldClose){
while(SDL_PollEvent(&e)){
@@ -155,7 +156,7 @@ int main(int argc, char *argv[])
}
break;
case SDL_MOUSEWHEEL:
zoom += e.wheel.y;
zoom += e.wheel.y/10.;
break;
}
}
@@ -163,7 +164,7 @@ int main(int argc, char *argv[])
glClear(GL_COLOR_BUFFER_BIT);
glUniform2f(glGetUniformLocation(pshader, "camPos"), camPos[0], camPos[1]);
glUniform2f(glGetUniformLocation(pshader, "mousePos"), mousePos[0], mousePos[1]);
glUniform1i(glGetUniformLocation(pshader, "zoom"), zoom);
glUniform1f(glGetUniformLocation(pshader, "zoom"), zoom);
glUniform1i(glGetUniformLocation(pshader, "tick"), tick);
glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);