diff options
Diffstat (limited to 'progs/tests/texcmp.c')
| -rw-r--r-- | progs/tests/texcmp.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/progs/tests/texcmp.c b/progs/tests/texcmp.c index d1e829d1b73..c5d352fdaed 100644 --- a/progs/tests/texcmp.c +++ b/progs/tests/texcmp.c @@ -106,6 +106,8 @@ static void Display( void ) glRotatef(Rot, 0, 0, 1); glEnable(GL_TEXTURE_2D); + glEnable(GL_BLEND); + glBegin(GL_POLYGON); glTexCoord2f(0, 1); glVertex2f(-1, -0.5); glTexCoord2f(1, 1); glVertex2f( 1, -0.5); @@ -115,7 +117,10 @@ static void Display( void ) glPopMatrix(); + glDisable(GL_TEXTURE_2D); + /* info */ + glDisable(GL_BLEND); glColor4f(1, 1, 1, 1); glRasterPos3f(-1.2, -0.7, 0); @@ -149,7 +154,7 @@ static void Reshape( int width, int height ) static void ReInit( GLenum TC, TEXTURE *Tx ) { - GLint rv; + GLint rv, v; if ((Tx->TC == TC) && (Tx->cData != NULL)) { glCompressedTexImage2DARB(GL_TEXTURE_2D, /* target */ @@ -170,6 +175,24 @@ static void ReInit( GLenum TC, TEXTURE *Tx ) GL_UNSIGNED_BYTE, /* texture type */ Tx->data); /* the texture */ + + v = 0; + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, + GL_TEXTURE_INTERNAL_FORMAT, &v); + printf("Requested internal format = 0x%x, actual = 0x%x\n", TC, v); + + if (0) { + GLint r, g, b, a, l, i; + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_RED_SIZE, &r); + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_GREEN_SIZE, &g); + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_BLUE_SIZE, &b); + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_ALPHA_SIZE, &a); + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_LUMINANCE_SIZE, &l); + glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_INTENSITY_SIZE, &i); + printf("Compressed Bits per R: %d G: %d B: %d A: %d L: %d I: %d\n", + r, g, b, a, l, i); + } + /* okay, now cache the compressed texture */ Tx->TC = TC; if (Tx->cData != NULL) { |