minimap: Unblur radar minimap when zooming in on it.

Refs #4708.
KJeff01 · Sep 27, 2018 · 4f6e988 · 4f6e988
1 parent 46b191a
commit 4f6e988
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/ivis_opengl/pieblitfunc.cpp b/lib/ivis_opengl/pieblitfunc.cpp
@@ -655,6 +655,7 @@ bool pie_ShutdownRadar()
 void pie_SetRadar(GLfloat x, GLfloat y, GLfloat width, GLfloat height, int twidth, int theight)
 {
 	radarGfx->makeTexture(twidth, theight, GL_LINEAR);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);  // Want GL_LINEAR (or GL_LINEAR_MIPMAP_NEAREST) for min filter, but GL_NEAREST for mag filter.
 	GLfloat texcoords[] = { 0.0f, 0.0f,  1.0f, 0.0f,  0.0f, 1.0f,  1.0f, 1.0f };
 	GLfloat vertices[] = { x, y,  x + width, y,  x, y + height,  x + width, y + height };
 	radarGfx->buffers(4, vertices, texcoords);