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Code Issues 121 Wiki Activity

texture tweaks

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This commit is contained in:
tmj-fstate
2017-01-31 18:32:53 +01:00
parent 61440c4969
commit e3f82b68eb
1 changed files with 24 additions and 11 deletions
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35
Texture.cpp
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@@ -299,11 +299,13 @@ TTexturesManager::AlphaValue TTexturesManager::LoadBMP(std::string const &fileNa
GLuint id;
glGenTextures(1, &id);
glBindTexture(GL_TEXTURE_2D, id);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
if( true == GLEW_VERSION_1_4 ) {
glTexParameteri( GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE );
}
// This is specific to the binary format of the data read in.
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
@@ -314,7 +316,7 @@ TTexturesManager::AlphaValue TTexturesManager::LoadBMP(std::string const &fileNa
glTexImage2D(
GL_TEXTURE_2D,
0,
hasalpha ? GL_RGBA : GL_RGB,
GL_RGBA8,
width,
height,
0,
@@ -769,7 +771,7 @@ TTexturesManager::AlphaValue TTexturesManager::LoadDDS(std::string fileName, int
GLuint decomp_size = data.width * data.height * 4;
GLubyte *output = new GLubyte[decomp_size];
DecompressDXT(data, data.pixels + offset, output);
glTexImage2D(GL_TEXTURE_2D, i, GL_RGBA, data.width, data.height, 0, GL_RGBA,
glTexImage2D( GL_TEXTURE_2D, i, GL_RGBA8, data.width, data.height, 0, GL_RGBA,
GL_UNSIGNED_BYTE, output);
delete[] output;
}
@@ -838,14 +840,22 @@ void TTexturesManager::SetFiltering(bool alpha, bool hash)
}
else // filtruj ale bez dalekich mipmap - robi artefakty
{
/*
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
*/
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
}
}
else // $: filtruj wszystko - brzydko się zlewa
{
/*
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
*/
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
}
};
@@ -863,15 +873,18 @@ GLuint TTexturesManager::CreateTexture(GLubyte *buff, GLint bpp, int width, int
SetFiltering(filter); // cyfra po % w nazwie
else
SetFiltering(bHasAlpha && bDollar, bHash); // znaki #, $ i kanał alfa w nazwie
if( true == GLEW_VERSION_1_4 ) {
glTexParameteri( GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE );
}
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
if (bHasAlpha || bHash || (filter == 0))
glTexImage2D(GL_TEXTURE_2D, 0, (bHasAlpha ? GL_RGBA : GL_RGB), width, height, 0, bpp,
/* if (bHasAlpha || bHash || (filter == 0))
*/ glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, bpp,
GL_UNSIGNED_BYTE, buff);
else
gluBuild2DMipmaps(GL_TEXTURE_2D, GL_RGB, width, height, bpp, GL_UNSIGNED_BYTE, buff);
// else
// gluBuild2DMipmaps(GL_TEXTURE_2D, GL_RGB, width, height, bpp, GL_UNSIGNED_BYTE, buff);
return ID;
}