table of contents
GLTEXSTORAGE2D(3G) | [FIXME: manual] | GLTEXSTORAGE2D(3G) |
NAME¶
glTexStorage2D - simultaneously specify storage for all levels of a two-dimensional or one-dimensional array textureC SPECIFICATION¶
void
glTexStorage2D(GLenum target,
GLsizei levels, GLenum internalformat,
GLsizei width,
GLsizei height);
PARAMETERS¶
targetSpecify the target of the operation.
target must be one of GL_TEXTURE_2D, GL_PROXY_TEXTURE_2D,
GL_TEXTURE_1D_ARRAY, GL_PROXY_TEXTURE_1D_ARRAY,
GL_TEXTURE_RECTANGLE, GL_PROXY_TEXTURE_RECTANGLE, or
GL_PROXY_TEXTURE_CUBE_MAP.
levels
Specify the number of texture levels.
internalformat
Specifies the sized internal format to be used
to store texture image data.
width
Specifies the width of the texture, in
texels.
height
Specifies the height of the texture, in
texels.
DESCRIPTION¶
for (i = 0; i < levels; i++) { glTexImage2D(target, i, internalformat, width, height, 0, format, type, NULL); width = max(1, (width / 2)); height = max(1, (height / 2)); }
for (i = 0; i < levels; i++) { for (face in (+X, -X, +Y, -Y, +Z, -Z)) { glTexImage2D(face, i, internalformat, width, height, 0, format, type, NULL); } width = max(1, (width / 2)); height = max(1, (height / 2)); }
for (i = 0; i < levels; i++) { glTexImage2D(target, i, internalformat, width, height, 0, format, type, NULL); width = max(1, (width / 2)); }
Sized Internal Format | Base Internal Format | Red Bits | Green Bits | Blue Bits | Alpha Bits | Shared Bits |
GL_R8 | GL_RED | 8 | ||||
GL_R8_SNORM | GL_RED | s8 | ||||
GL_R16 | GL_RED | 16 | ||||
GL_R16_SNORM | GL_RED | s16 | ||||
GL_RG8 | GL_RG | 8 | 8 | |||
GL_RG8_SNORM | GL_RG | s8 | s8 | |||
GL_RG16 | GL_RG | 16 | 16 | |||
GL_RG16_SNORM | GL_RG | s16 | s16 | |||
GL_R3_G3_B2 | GL_RGB | 3 | 3 | 2 | ||
GL_RGB4 | GL_RGB | 4 | 4 | 4 | ||
GL_RGB5 | GL_RGB | 5 | 5 | 5 | ||
GL_RGB8 | GL_RGB | 8 | 8 | 8 | ||
GL_RGB8_SNORM | GL_RGB | s8 | s8 | s8 | ||
GL_RGB10 | GL_RGB | 10 | 10 | 10 | ||
GL_RGB12 | GL_RGB | 12 | 12 | 12 | ||
GL_RGB16_SNORM | GL_RGB | 16 | 16 | 16 | ||
GL_RGBA2 | GL_RGB | 2 | 2 | 2 | 2 | |
GL_RGBA4 | GL_RGB | 4 | 4 | 4 | 4 | |
GL_RGB5_A1 | GL_RGBA | 5 | 5 | 5 | 1 | |
GL_RGBA8 | GL_RGBA | 8 | 8 | 8 | 8 | |
GL_RGBA8_SNORM | GL_RGBA | s8 | s8 | s8 | s8 | |
GL_RGB10_A2 | GL_RGBA | 10 | 10 | 10 | 2 | |
GL_RGB10_A2UI | GL_RGBA | ui10 | ui10 | ui10 | ui2 | |
GL_RGBA12 | GL_RGBA | 12 | 12 | 12 | 12 | |
GL_RGBA16 | GL_RGBA | 16 | 16 | 16 | 16 | |
GL_SRGB8 | GL_RGB | 8 | 8 | 8 | ||
GL_SRGB8_ALPHA8 | GL_RGBA | 8 | 8 | 8 | 8 | |
GL_R16F | GL_RED | f16 | ||||
GL_RG16F | GL_RG | f16 | f16 | |||
GL_RGB16F | GL_RGB | f16 | f16 | f16 | ||
GL_RGBA16F | GL_RGBA | f16 | f16 | f16 | f16 | |
GL_R32F | GL_RED | f32 | ||||
GL_RG32F | GL_RG | f32 | f32 | |||
GL_RGB32F | GL_RGB | f32 | f32 | f32 | ||
GL_RGBA32F | GL_RGBA | f32 | f32 | f32 | f32 | |
GL_R11F_G11F_B10F | GL_RGB | f11 | f11 | f10 | ||
GL_RGB9_E5 | GL_RGB | 9 | 9 | 9 | 5 | |
GL_R8I | GL_RED | i8 | ||||
GL_R8UI | GL_RED | ui8 | ||||
GL_R16I | GL_RED | i16 | ||||
GL_R16UI | GL_RED | ui16 | ||||
GL_R32I | GL_RED | i32 | ||||
GL_R32UI | GL_RED | ui32 | ||||
GL_RG8I | GL_RG | i8 | i8 | |||
GL_RG8UI | GL_RG | ui8 | ui8 | |||
GL_RG16I | GL_RG | i16 | i16 | |||
GL_RG16UI | GL_RG | ui16 | ui16 | |||
GL_RG32I | GL_RG | i32 | i32 | |||
GL_RG32UI | GL_RG | ui32 | ui32 | |||
GL_RGB8I | GL_RGB | i8 | i8 | i8 | ||
GL_RGB8UI | GL_RGB | ui8 | ui8 | ui8 | ||
GL_RGB16I | GL_RGB | i16 | i16 | i16 | ||
GL_RGB16UI | GL_RGB | ui16 | ui16 | ui16 | ||
GL_RGB32I | GL_RGB | i32 | i32 | i32 | ||
GL_RGB32UI | GL_RGB | ui32 | ui32 | ui32 | ||
GL_RGBA8I | GL_RGBA | i8 | i8 | i8 | i8 | |
GL_RGBA8UI | GL_RGBA | ui8 | ui8 | ui8 | ui8 | |
GL_RGBA16I | GL_RGBA | i16 | i16 | i16 | i16 | |
GL_RGBA16UI | GL_RGBA | ui16 | ui16 | ui16 | ui16 | |
GL_RGBA32I | GL_RGBA | i32 | i32 | i32 | i32 | |
GL_RGBA32UI | GL_RGBA | ui32 | ui32 | ui32 | ui32 |
ERRORS¶
SEE ALSO¶
COPYRIGHT¶
Copyright © 2011 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. http://opencontent.org/openpub/.05/30/2012 | [FIXME: source] |