From cd1cefae9146fc14b35ee93a04bdb1b1590fba7b Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 13 Jun 2001 14:56:14 +0000 Subject: Allow different max texture sizes for 1/2D, 3D and cube maps. --- src/mesa/main/teximage.c | 138 +++++++++++++++++++++++++++++++++++------------ 1 file changed, 105 insertions(+), 33 deletions(-) (limited to 'src/mesa/main/teximage.c') diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 0dbbb187c6..0b535d1ecb 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -1,4 +1,4 @@ -/* $Id: teximage.c,v 1.96 2001/06/12 22:05:34 brianp Exp $ */ +/* $Id: teximage.c,v 1.97 2001/06/13 14:56:14 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -443,6 +443,7 @@ _mesa_select_tex_image(GLcontext *ctx, const struct gl_texture_unit *texUnit, GLenum target, GLint level) { ASSERT(texUnit); + ASSERT(level < MAX_TEXTURE_LEVELS); switch (target) { case GL_TEXTURE_1D: return texUnit->Current1D->Image[level]; @@ -631,6 +632,7 @@ texture_error_check( GLcontext *ctx, GLenum target, { GLboolean isProxy; GLint iformat; + GLint maxLevels = 0, maxTextureSize; if (dimensions == 1) { isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_1D); @@ -638,6 +640,7 @@ texture_error_check( GLcontext *ctx, GLenum target, _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage1D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.MaxTextureLevels; } else if (dimensions == 2) { isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_2D || @@ -649,6 +652,10 @@ texture_error_check( GLcontext *ctx, GLenum target, _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage2D(target)" ); return GL_TRUE; } + if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D) + maxLevels = ctx->Const.MaxTextureLevels; + else + maxLevels = ctx->Const.MaxCubeTextureLevels; } else if (dimensions == 3) { isProxy = (GLboolean) (target == GL_PROXY_TEXTURE_3D); @@ -656,12 +663,16 @@ texture_error_check( GLcontext *ctx, GLenum target, _mesa_error( ctx, GL_INVALID_ENUM, "glTexImage3D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.Max3DTextureLevels; } else { _mesa_problem( ctx, "bad dims in texture_error_check" ); return GL_TRUE; } + ASSERT(maxLevels > 0); + maxTextureSize = 1 << (maxLevels - 1); + /* Border */ if (border != 0 && border != 1) { if (!isProxy) { @@ -673,7 +684,7 @@ texture_error_check( GLcontext *ctx, GLenum target, } /* Width */ - if (width < 2 * border || width > 2 + ctx->Const.MaxTextureSize + if (width < 2 * border || width > 2 + maxTextureSize || logbase2( width - 2 * border ) < 0) { if (!isProxy) { char message[100]; @@ -685,7 +696,7 @@ texture_error_check( GLcontext *ctx, GLenum target, /* Height */ if (dimensions >= 2) { - if (height < 2 * border || height > 2 + ctx->Const.MaxTextureSize + if (height < 2 * border || height > 2 + maxTextureSize || logbase2( height - 2 * border ) < 0) { if (!isProxy) { char message[100]; @@ -709,7 +720,7 @@ texture_error_check( GLcontext *ctx, GLenum target, /* Depth */ if (dimensions >= 3) { - if (depth < 2 * border || depth > 2 + ctx->Const.MaxTextureSize + if (depth < 2 * border || depth > 2 + maxTextureSize || logbase2( depth - 2 * border ) < 0) { if (!isProxy) { char message[100]; @@ -721,7 +732,7 @@ texture_error_check( GLcontext *ctx, GLenum target, } /* Level */ - if (level < 0 || level >= ctx->Const.MaxTextureLevels) { + if (level < 0 || level >= maxLevels) { if (!isProxy) { char message[100]; sprintf(message, "glTexImage%dD(level=%d)", dimensions, level); @@ -784,12 +795,14 @@ subtexture_error_check( GLcontext *ctx, GLuint dimensions, { struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; struct gl_texture_image *destTex; + GLint maxLevels = 0; if (dimensions == 1) { if (target != GL_TEXTURE_1D) { _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage1D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.MaxTextureLevels; } else if (dimensions == 2) { if (ctx->Extensions.ARB_texture_cube_map) { @@ -804,19 +817,26 @@ subtexture_error_check( GLcontext *ctx, GLuint dimensions, _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage2D(target)" ); return GL_TRUE; } + if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D) + maxLevels = ctx->Const.MaxTextureLevels; + else + maxLevels = ctx->Const.MaxCubeTextureLevels; } else if (dimensions == 3) { if (target != GL_TEXTURE_3D) { _mesa_error( ctx, GL_INVALID_ENUM, "glTexSubImage3D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.Max3DTextureLevels; } else { _mesa_problem( ctx, "bad dims in texture_error_check" ); return GL_TRUE; } - if (level < 0 || level >= ctx->Const.MaxTextureLevels) { + ASSERT(maxLevels > 0); + + if (level < 0 || level >= maxLevels) { char message[100]; sprintf(message, "glTexSubImage2D(level=%d)", level); _mesa_error(ctx, GL_INVALID_ENUM, message); @@ -901,12 +921,14 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, GLint width, GLint height, GLint border ) { GLint iformat; + GLint maxLevels = 0, maxTextureSize; if (dimensions == 1) { if (target != GL_TEXTURE_1D) { _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexImage1D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.MaxTextureLevels; } else if (dimensions == 2) { if (ctx->Extensions.ARB_texture_cube_map) { @@ -921,8 +943,15 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexImage2D(target)" ); return GL_TRUE; } + if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D) + maxLevels = ctx->Const.MaxTextureLevels; + else + maxLevels = ctx->Const.MaxCubeTextureLevels; } + ASSERT(maxLevels > 0); + maxTextureSize = 1 << (maxLevels - 1); + /* Border */ if (border != 0 && border != 1) { char message[100]; @@ -932,7 +961,7 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, } /* Width */ - if (width < 2 * border || width > 2 + ctx->Const.MaxTextureSize + if (width < 2 * border || width > 2 + maxTextureSize || logbase2( width - 2 * border ) < 0) { char message[100]; sprintf(message, "glCopyTexImage%dD(width=%d)", dimensions, width); @@ -942,7 +971,7 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, /* Height */ if (dimensions >= 2) { - if (height < 2 * border || height > 2 + ctx->Const.MaxTextureSize + if (height < 2 * border || height > 2 + maxTextureSize || logbase2( height - 2 * border ) < 0) { char message[100]; sprintf(message, "glCopyTexImage%dD(height=%d)", dimensions, height); @@ -961,14 +990,14 @@ copytexture_error_check( GLcontext *ctx, GLuint dimensions, } /* Level */ - if (level < 0 || level>=ctx->Const.MaxTextureLevels) { + if (level < 0 || level >= maxLevels) { char message[100]; sprintf(message, "glCopyTexImage%dD(level=%d)", dimensions, level); _mesa_error(ctx, GL_INVALID_VALUE, message); return GL_TRUE; } - iformat = _mesa_base_tex_format( ctx, internalFormat ); + iformat = _mesa_base_tex_format(ctx, internalFormat); if (iformat < 0) { char message[100]; sprintf(message, "glCopyTexImage%dD(internalFormat)", dimensions); @@ -989,12 +1018,14 @@ copytexsubimage_error_check( GLcontext *ctx, GLuint dimensions, { struct gl_texture_unit *texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; struct gl_texture_image *teximage; + GLint maxLevels = 0; if (dimensions == 1) { if (target != GL_TEXTURE_1D) { _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage1D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.MaxTextureLevels; } else if (dimensions == 2) { if (ctx->Extensions.ARB_texture_cube_map) { @@ -1009,15 +1040,22 @@ copytexsubimage_error_check( GLcontext *ctx, GLuint dimensions, _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage2D(target)" ); return GL_TRUE; } + if (target == GL_PROXY_TEXTURE_2D && target == GL_TEXTURE_2D) + maxLevels = ctx->Const.MaxTextureLevels; + else + maxLevels = ctx->Const.MaxCubeTextureLevels; } else if (dimensions == 3) { if (target != GL_TEXTURE_3D) { _mesa_error( ctx, GL_INVALID_ENUM, "glCopyTexSubImage3D(target)" ); return GL_TRUE; } + maxLevels = ctx->Const.Max3DTextureLevels; } - if (level < 0 || level >= ctx->Const.MaxTextureLevels) { + ASSERT(maxLevels > 0); + + if (level < 0 || level >= maxLevels) { char message[100]; sprintf(message, "glCopyTexSubImage%dD(level=%d)", dimensions, level); _mesa_error(ctx, GL_INVALID_VALUE, message); @@ -1101,10 +1139,30 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, const struct gl_texture_unit *texUnit; const struct gl_texture_object *texObj; struct gl_texture_image *texImage; + GLint maxLevels = 0; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); - if (level < 0 || level >= ctx->Const.MaxTextureLevels) { + texUnit = &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]); + texObj = _mesa_select_tex_object(ctx, texUnit, target); + if (!texObj || is_proxy_target(target)) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)"); + return; + } + + if (target == GL_TEXTURE_1D || target == GL_TEXTURE_2D) { + maxLevels = ctx->Const.MaxTextureLevels; + } + else if (target == GL_TEXTURE_3D) { + maxLevels = ctx->Const.Max3DTextureLevels; + } + else { + maxLevels = ctx->Const.MaxCubeTextureLevels; + } + + ASSERT(maxLevels > 0); + + if (level < 0 || level >= maxLevels) { _mesa_error( ctx, GL_INVALID_VALUE, "glGetTexImage(level)" ); return; } @@ -1133,13 +1191,6 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, if (!pixels) return; - texUnit = &(ctx->Texture.Unit[ctx->Texture.CurrentUnit]); - texObj = _mesa_select_tex_object(ctx, texUnit, target); - if (!texObj || is_proxy_target(target)) { - _mesa_error(ctx, GL_INVALID_ENUM, "glGetTexImage(target)"); - return; - } - texImage = _mesa_select_tex_image(ctx, texUnit, target, level); if (!texImage) { /* invalid mipmap level, not an error */ @@ -1173,7 +1224,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, } _mesa_pack_index_span(ctx, width, type, dest, indexRow, &ctx->Pack, - ctx->_ImageTransferState); + 0 /* no image transfer */); } else if (format == GL_DEPTH_COMPONENT) { GLfloat depthRow[MAX_WIDTH]; @@ -1195,7 +1246,7 @@ _mesa_GetTexImage( GLenum target, GLint level, GLenum format, } _mesa_pack_rgba_span(ctx, width, (const GLchan (*)[4])rgba, format, type, dest, &ctx->Pack, - ctx->_ImageTransferState); + 0 /* no image transfer */); } /* format */ } /* row */ } /* img */ @@ -1414,7 +1465,9 @@ _mesa_TexImage2D( GLenum target, GLint level, GLint internalFormat, } if (error) { /* if error, clear all proxy texture image parameters */ - if (level >= 0 && level < ctx->Const.MaxTextureLevels) { + const GLint maxLevels = (target == GL_PROXY_TEXTURE_2D) ? + ctx->Const.MaxTextureLevels : ctx->Const.MaxCubeTextureLevels; + if (level >= 0 && level < maxLevels) { clear_teximage_fields(ctx->Texture.Proxy2D->Image[level]); } } @@ -1520,7 +1573,7 @@ _mesa_TexImage3D( GLenum target, GLint level, GLenum internalFormat, } if (error) { /* if error, clear all proxy texture image parameters */ - if (level >= 0 && level < ctx->Const.MaxTextureLevels) { + if (level >= 0 && level < ctx->Const.Max3DTextureLevels) { clear_teximage_fields(ctx->Texture.Proxy3D->Image[level]); } } @@ -2013,7 +2066,7 @@ _mesa_CompressedTexImage1DARB(GLenum target, GLint level, } } else { - _mesa_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB(target)" ); + _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage1DARB(target)"); return; } } @@ -2106,13 +2159,15 @@ _mesa_CompressedTexImage2DARB(GLenum target, GLint level, } if (error) { /* if error, clear all proxy texture image parameters */ - if (level >= 0 && level < ctx->Const.MaxTextureLevels) { + const GLint maxLevels = (target == GL_PROXY_TEXTURE_2D) ? + ctx->Const.MaxTextureLevels : ctx->Const.MaxCubeTextureLevels; + if (level >= 0 && level < maxLevels) { clear_teximage_fields(ctx->Texture.Proxy2D->Image[level]); } } } else { - _mesa_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB(target)" ); + _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage2DARB(target)"); return; } } @@ -2203,13 +2258,13 @@ _mesa_CompressedTexImage3DARB(GLenum target, GLint level, } if (error) { /* if error, clear all proxy texture image parameters */ - if (level >= 0 && level < ctx->Const.MaxTextureLevels) { + if (level >= 0 && level < ctx->Const.Max3DTextureLevels) { clear_teximage_fields(ctx->Texture.Proxy3D->Image[level]); } } } else { - _mesa_error( ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB(target)" ); + _mesa_error(ctx, GL_INVALID_ENUM, "glCompressedTexImage3DARB(target)"); return; } } @@ -2326,11 +2381,31 @@ _mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img) const struct gl_texture_unit *texUnit; const struct gl_texture_object *texObj; struct gl_texture_image *texImage; + GLint maxLevels; GET_CURRENT_CONTEXT(ctx); ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); - if (level < 0 || level >= ctx->Const.MaxTextureLevels) { - _mesa_error( ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)" ); + texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; + texObj = _mesa_select_tex_object(ctx, texUnit, target); + if (!texObj) { + _mesa_error(ctx, GL_INVALID_ENUM, "glGetCompressedTexImageARB"); + return; + } + + if (target == GL_TEXTURE_1D || target == GL_TEXTURE_2D) { + maxLevels = ctx->Const.MaxTextureLevels; + } + else if (target == GL_TEXTURE_3D) { + maxLevels = ctx->Const.Max3DTextureLevels; + } + else { + maxLevels = ctx->Const.MaxCubeTextureLevels; + } + + ASSERT(maxLevels > 0); + + if (level < 0 || level >= maxLevels) { + _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)"); return; } @@ -2339,10 +2414,7 @@ _mesa_GetCompressedTexImageARB(GLenum target, GLint level, GLvoid *img) return; } - texUnit = &ctx->Texture.Unit[ctx->Texture.CurrentUnit]; - texObj = _mesa_select_tex_object(ctx, texUnit, target); texImage = _mesa_select_tex_image(ctx, texUnit, target, level); - if (!texImage) { /* invalid mipmap level */ _mesa_error(ctx, GL_INVALID_VALUE, "glGetCompressedTexImageARB(level)"); -- cgit v1.2.3