From a415aa9489270dcda616dc8e9fd01d9c0f3a4678 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 21 Jun 2013 13:25:42 -0600 Subject: [PATCH] gallium/docs: more documentation for pipe_resource::array_size It should never be zero and for cube/cube_arrays it should be a multiple of six. Reviewed-by: Roland Scheidegger --- src/gallium/docs/source/resources.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/gallium/docs/source/resources.rst b/src/gallium/docs/source/resources.rst index 553e335..56a86d6 100644 --- a/src/gallium/docs/source/resources.rst +++ b/src/gallium/docs/source/resources.rst @@ -85,6 +85,7 @@ PIPE_TEXTURE_1D / PIPE_TEXTURE_1D_ARRAY width must be a power of two - height0 must be 1 - depth0 must be 1 +- array_size must be 1 for PIPE_TEXTURE_1D - Mipmaps can be used - Must use normalized coordinates @@ -99,6 +100,7 @@ PIPE_TEXTURE_RECT 2D surface with OpenGL GL_TEXTURE_RECTANGLE semantics. - depth0 must be 1 +- array_size must be 1 - last_level must be 0 - Must use unnormalized coordinates - Must use a clamp wrap mode @@ -117,6 +119,7 @@ PIPE_TEXTURE_2D / PIPE_TEXTURE_2D_ARRAY - If PIPE_CAP_NPOT_TEXTURES is not supported, width and height must be powers of two - depth0 must be 1 +- array_size must be 1 for PIPE_TEXTURE_2D - Mipmaps can be used - Must use normalized coordinates - No special restrictions on wrap modes @@ -139,6 +142,7 @@ Mipmap dimensions are reduced in all 3 coordinates. - If PIPE_CAP_NPOT_TEXTURES is not supported, width, height and depth must be powers of two +- array_size must be 1 - Must use normalized coordinates OpenGL: GL_TEXTURE_3D in GL 1.2 or GL_EXT_texture3D @@ -161,6 +165,8 @@ Sampling may be optionally seamless if a driver supports it (PIPE_CAP_SEAMLESS_C resulting in filtering taking samples from multiple surfaces near to the edge. - Width and height must be equal +- depth0 must be 1 +- array_size must be a multiple of 6 - If PIPE_CAP_NPOT_TEXTURES is not supported, width and height must be powers of two - Must use normalized coordinates -- 2.7.4