From 70588fc83c5aa75754f7b090a63727f4791618ed Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Fri, 17 Apr 2009 15:54:57 +0100 Subject: [PATCH] tests/mipmap_view: add linear/nearest key --- progs/tests/mipmap_view.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/progs/tests/mipmap_view.c b/progs/tests/mipmap_view.c index 16f3584f703..85fc67ac79f 100644 --- a/progs/tests/mipmap_view.c +++ b/progs/tests/mipmap_view.c @@ -22,6 +22,7 @@ static int TexWidth = 256, TexHeight = 256; static int WinWidth = 1044, WinHeight = 900; static GLfloat Bias = 0.0; static GLboolean ScaleQuads = GL_FALSE; +static GLboolean Linear = GL_FALSE; static GLint Win = 0; @@ -53,6 +54,15 @@ Display(void) glColor3f(1,1,1); + if (Linear) { + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + } + else { + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + } + y = WinHeight - 300; x = 4; @@ -132,6 +142,9 @@ Key(unsigned char key, int x, int y) case 'B': Bias += 10; break; + case 'l': + Linear = !Linear; + break; case '0': case '1': case '2': @@ -222,8 +235,6 @@ Init(void) /* mipmapping required for this extension */ - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); glGetFloatv(GL_MAX_TEXTURE_LOD_BIAS_EXT, &maxBias); -- 2.30.2