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Add GSG::get_supports_texture_srgb()

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This commit is contained in:
rdb 2014-10-08 15:13:26 +00:00
parent fbc3564bf9
commit 5f8fffccfe
5 changed files with 23 additions and 0 deletions
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10
panda/src/display/graphicsStateGuardian.I
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@ -447,6 +447,16 @@ get_supports_tex_non_pow2() const {
return _supports_tex_non_pow2;
}
////////////////////////////////////////////////////////////////////
// Function: GraphicsStateGuardian::get_supports_texture_srgb
// Access: Published
// Description: Returns true if this GSG can handle sRGB textures.
////////////////////////////////////////////////////////////////////
INLINE bool GraphicsStateGuardian::
get_supports_texture_srgb() const {
return _supports_texture_srgb;
}
////////////////////////////////////////////////////////////////////
// Function: GraphicsStateGuardian::get_supports_compressed_texture
// Access: Published

1
panda/src/display/graphicsStateGuardian.cxx
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@ -195,6 +195,7 @@ GraphicsStateGuardian(CoordinateSystem internal_coordinate_system,
_supports_2d_texture_array = false;
_supports_cube_map = false;
_supports_tex_non_pow2 = false;
_supports_texture_srgb = false;
_supports_compressed_texture = false;
_compressed_texture_formats.clear();
_compressed_texture_formats.set_bit(Texture::CM_off);

2
panda/src/display/graphicsStateGuardian.h
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@ -127,6 +127,7 @@ PUBLISHED:
INLINE bool get_supports_2d_texture_array() const;
INLINE bool get_supports_cube_map() const;
INLINE bool get_supports_tex_non_pow2() const;
INLINE bool get_supports_texture_srgb() const;
INLINE bool get_supports_compressed_texture() const;
virtual INLINE bool get_supports_compressed_texture_format(int compression_mode) const;
@ -476,6 +477,7 @@ protected:
bool _supports_2d_texture_array;
bool _supports_cube_map;
bool _supports_tex_non_pow2;
bool _supports_texture_srgb;
bool _supports_compressed_texture;
BitMask32 _compressed_texture_formats;

8
panda/src/glstuff/glGraphicsStateGuardian_src.cxx
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@ -828,6 +828,14 @@ reset() {
}
#endif
_supports_texture_srgb = false;
if (is_at_least_gl_version(2, 1) || has_extension("GL_EXT_texture_sRGB")) {
_supports_texture_srgb = true;
} else if (has_extension("GL_EXT_sRGB")) { // GLES case.
_supports_texture_srgb = true;
}
_supports_compressed_texture = false;
#ifdef OPENGLES

2
panda/src/gsgbase/graphicsStateGuardianBase.h
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@ -124,6 +124,8 @@ PUBLISHED:
virtual int get_supported_geom_rendering() const=0;
virtual bool get_supports_shadow_filter() const=0;
virtual bool get_supports_texture_srgb() const=0;
public:
// These are some general interface functions; they're defined here
// mainly to make it easy to call these from code in some directory