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ptexViewer : add surface normal mode, use ptex cache for faster mipmap generation

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This commit is contained in:
Takahito Tejima 2013-09-26 09:31:54 -07:00
parent dab098de17
commit 8807904cbd
1 changed files with 27 additions and 7 deletions
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34
examples/ptexViewer/viewer.cpp
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@ -195,7 +195,8 @@ enum DisplacementType { DISPLACEMENT_NONE,
DISPLACEMENT_BILINEAR,
DISPLACEMENT_BIQUADRATIC };
enum NormalType { NORMAL_FACET,
enum NormalType { NORMAL_SURFACE,
NORMAL_FACET,
NORMAL_HW_SCREENSPACE,
NORMAL_SCREENSPACE,
NORMAL_BIQUADRATIC,
@ -218,7 +219,7 @@ int g_fullscreen = 0,
g_maxMipmapLevels = 10,
g_color = COLOR_PTEX_BILINEAR,
g_displacement = DISPLACEMENT_NONE,
g_normal = NORMAL_FACET;
g_normal = NORMAL_SURFACE;
float g_moveScale = 0.0f,
@ -914,7 +915,17 @@ createPtex(const char *filename)
{
Ptex::String ptexError;
printf("Loading ptex : %s\n", filename);
#define USE_PTEX_CACHE
#define PTEX_CACHE_SIZE (512*1024*1024)
#ifdef USE_PTEX_CACHE
PtexCache *cache = PtexCache::create(1, PTEX_CACHE_SIZE);
PtexTexture *ptex = cache->get(filename, ptexError);
#else
PtexTexture *ptex = PtexTexture::open(filename, ptexError, true);
#endif
if (ptex == NULL) {
printf("Error in reading %s\n", filename);
exit(1);
@ -922,7 +933,13 @@ createPtex(const char *filename)
OpenSubdiv::OsdGLPtexMipmapTexture *osdPtex =
OpenSubdiv::OsdGLPtexMipmapTexture::Create(ptex, g_maxMipmapLevels);
#ifdef USE_PTEX_CACHE
cache->release();
#endif
ptex->release();
return osdPtex;
}
@ -2325,21 +2342,24 @@ int main(int argc, char ** argv)
-200, 280, callbackDisplacement, DISPLACEMENT_BIQUADRATIC, 'd');
g_hud.AddLabel("Normal (N)", -200, 310);
g_hud.AddRadioButton(HUD_RB_NORMAL, "Surface",
(g_normal == NORMAL_SURFACE),
-200, 330, callbackNormal, NORMAL_SURFACE, 'n');
g_hud.AddRadioButton(HUD_RB_NORMAL, "Facet",
(g_normal == NORMAL_FACET),
-200, 330, callbackNormal, NORMAL_FACET, 'n');
-200, 350, callbackNormal, NORMAL_FACET, 'n');
g_hud.AddRadioButton(HUD_RB_NORMAL, "HW Screen space",
(g_normal == NORMAL_HW_SCREENSPACE),
-200, 350, callbackNormal, NORMAL_HW_SCREENSPACE, 'n');
-200, 370, callbackNormal, NORMAL_HW_SCREENSPACE, 'n');
g_hud.AddRadioButton(HUD_RB_NORMAL, "Screen space",
(g_normal == NORMAL_SCREENSPACE),
-200, 370, callbackNormal, NORMAL_SCREENSPACE, 'n');
-200, 390, callbackNormal, NORMAL_SCREENSPACE, 'n');
g_hud.AddRadioButton(HUD_RB_NORMAL, "Biquadratic",
(g_normal == NORMAL_BIQUADRATIC),
-200, 390, callbackNormal, NORMAL_BIQUADRATIC, 'n');
-200, 410, callbackNormal, NORMAL_BIQUADRATIC, 'n');
g_hud.AddRadioButton(HUD_RB_NORMAL, "Biquadratic WG",
(g_normal == NORMAL_BIQUADRATIC_WG),
-200, 410, callbackNormal, NORMAL_BIQUADRATIC_WG, 'n');
-200, 430, callbackNormal, NORMAL_BIQUADRATIC_WG, 'n');
}
g_hud.AddSlider("Mipmap Bias", 0, 5, 0,