From be1b8e5d6c6692010a3ec117035d9b218929e2b3 Mon Sep 17 00:00:00 2001 From: Brian Date: Mon, 10 Nov 2008 20:15:28 -0700 Subject: mesa: new _mesa_is_pow_two() function --- src/mesa/main/teximage.c | 36 ++++++++++++++++++------------------ 1 file changed, 18 insertions(+), 18 deletions(-) (limited to 'src/mesa/main/teximage.c') diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index f9360b474e..9e968ba743 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -1,5 +1,5 @@ /* - * Mesa 3-D graphics library + * mesa 3-D graphics library * Version: 7.1 * * Copyright (C) 1999-2008 Brian Paul All Rights Reserved. @@ -1233,9 +1233,9 @@ _mesa_init_teximage_fields(GLcontext *ctx, GLenum target, img->IsCompressed = GL_FALSE; img->CompressedSize = 0; - if ((width == 1 || _mesa_bitcount(img->Width2) == 1) && - (height == 1 || _mesa_bitcount(img->Height2) == 1) && - (depth == 1 || _mesa_bitcount(img->Depth2) == 1)) + if ((width == 1 || _mesa_is_pow_two(img->Width2)) && + (height == 1 || _mesa_is_pow_two(img->Height2)) && + (depth == 1 || _mesa_is_pow_two(img->Depth2))) img->_IsPowerOfTwo = GL_TRUE; else img->_IsPowerOfTwo = GL_FALSE; @@ -1306,7 +1306,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width >0 && _mesa_bitcount(width - 2 * border) != 1) || + width >0 && !_mesa_is_pow_two(width - 2 * border)) || level >= ctx->Const.MaxTextureLevels) { /* bad width or level */ return GL_FALSE; @@ -1316,10 +1316,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width > 0 && _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && !_mesa_is_pow_two(width - 2 * border)) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - height > 0 && _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && !_mesa_is_pow_two(height - 2 * border)) || level >= ctx->Const.MaxTextureLevels) { /* bad width or height or level */ return GL_FALSE; @@ -1329,13 +1329,13 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width > 0 && _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && !_mesa_is_pow_two(width - 2 * border)) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - height > 0 && _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && !_mesa_is_pow_two(height - 2 * border)) || depth < 2 * border || depth > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - depth > 0 && _mesa_bitcount(depth - 2 * border) != 1) || + depth > 0 && !_mesa_is_pow_two(depth - 2 * border)) || level >= ctx->Const.Max3DTextureLevels) { /* bad width or height or depth or level */ return GL_FALSE; @@ -1353,10 +1353,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width > 0 && _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && !_mesa_is_pow_two(width - 2 * border)) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - height > 0 && _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && !_mesa_is_pow_two(height - 2 * border)) || level >= ctx->Const.MaxCubeTextureLevels) { /* bad width or height */ return GL_FALSE; @@ -1366,7 +1366,7 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width > 0 && _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && !_mesa_is_pow_two(width - 2 * border)) || level >= ctx->Const.MaxTextureLevels) { /* bad width or level */ return GL_FALSE; @@ -1380,10 +1380,10 @@ _mesa_test_proxy_teximage(GLcontext *ctx, GLenum target, GLint level, maxSize = 1 << (ctx->Const.MaxTextureLevels - 1); if (width < 2 * border || width > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - width > 0 && _mesa_bitcount(width - 2 * border) != 1) || + width > 0 && !_mesa_is_pow_two(width - 2 * border)) || height < 2 * border || height > 2 + maxSize || (!ctx->Extensions.ARB_texture_non_power_of_two && - height > 0 && _mesa_bitcount(height - 2 * border) != 1) || + height > 0 && !_mesa_is_pow_two(height - 2 * border)) || level >= ctx->Const.MaxTextureLevels) { /* bad width or height or level */ return GL_FALSE; @@ -3273,16 +3273,16 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions, * XXX We should probably use the proxy texture error check function here. */ if (width < 1 || width > maxTextureSize || - (!ctx->Extensions.ARB_texture_non_power_of_two && _mesa_bitcount(width) != 1)) + (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(width))) return GL_INVALID_VALUE; if ((height < 1 || height > maxTextureSize || - (!ctx->Extensions.ARB_texture_non_power_of_two && _mesa_bitcount(height) != 1)) + (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(height))) && dimensions > 1) return GL_INVALID_VALUE; if ((depth < 1 || depth > maxTextureSize || - (!ctx->Extensions.ARB_texture_non_power_of_two && _mesa_bitcount(depth) != 1)) + (!ctx->Extensions.ARB_texture_non_power_of_two && !_mesa_is_pow_two(depth))) && dimensions > 2) return GL_INVALID_VALUE; -- cgit v1.2.3