MrMonopoly/raylib
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Don't create an ortho matrix when the viewport is 0 in any axis.

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Not all compilers divide by 0 and return inf, some segfault.
The matrix is not used by anything when minimized, so it just needs to not be called.
This commit is contained in:
Jeffery Myers 2021-01-02 09:39:08 -08:00
parent 75c6fd047b
commit 3104e805b4
2 changed files with 9 additions and 1 deletions
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7
examples/core/core_basic_window.c
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@ -19,8 +19,10 @@
* *
********************************************************************************************/ ********************************************************************************************/
#include "TPOrbitCamera.h"
#include "raylib.h" #include "raylib.h"
int main(void) int main(void)
{ {
// Initialization // Initialization
@ -28,6 +30,11 @@ int main(void)
const int screenWidth = 800; const int screenWidth = 800;
const int screenHeight = 450; const int screenHeight = 450;
TPOrbitCamera cam;
InitTPOrbitCamera(&cam, 45, (Vector3) { 0, 0, 0 });
SetConfigFlags(FLAG_WINDOW_HIGHDPI)
InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window"); InitWindow(screenWidth, screenHeight, "raylib [core] example - basic window");
SetTargetFPS(60); // Set our game to run at 60 frames-per-second SetTargetFPS(60); // Set our game to run at 60 frames-per-second

3
src/core.c
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@ -4003,7 +4003,8 @@ static void SetupViewport(int width, int height)
// Set orthographic projection to current framebuffer size // Set orthographic projection to current framebuffer size
// NOTE: Configured top-left corner as (0, 0) // NOTE: Configured top-left corner as (0, 0)
rlOrtho(0, CORE.Window.render.width, CORE.Window.render.height, 0, 0.0f, 1.0f); if (width > 0 && height > 0)
rlOrtho(0, CORE.Window.render.width, CORE.Window.render.height, 0, 0.0f, 1.0f);
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (modelview) rlLoadIdentity(); // Reset current matrix (modelview)