From 6559107c7ae67ae6a94f53728cad85137aaf6312 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 13 Feb 2009 07:44:02 -0700 Subject: [PATCH] mesa: add additional texture size/limit assertions --- src/mesa/main/context.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 19ff5e552c0..9705fd8a988 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -864,6 +864,9 @@ _mesa_init_constants(GLcontext *ctx) assert(MAX_TEXTURE_LEVELS >= MAX_3D_TEXTURE_LEVELS); assert(MAX_TEXTURE_LEVELS >= MAX_CUBE_TEXTURE_LEVELS); + /* Max texture size should be <= max viewport size (render to texture) */ + assert((1 << (MAX_TEXTURE_LEVELS - 1)) <= MAX_WIDTH); + /* Constants, may be overriden (usually only reduced) by device drivers */ ctx->Const.MaxTextureLevels = MAX_TEXTURE_LEVELS; ctx->Const.Max3DTextureLevels = MAX_3D_TEXTURE_LEVELS; @@ -960,13 +963,18 @@ check_context_limits(GLcontext *ctx) /* number of coord units cannot be greater than number of image units */ assert(ctx->Const.MaxTextureCoordUnits <= ctx->Const.MaxTextureImageUnits); - assert(ctx->Const.MaxViewportWidth <= MAX_WIDTH); - assert(ctx->Const.MaxViewportHeight <= MAX_WIDTH); + assert(ctx->Const.MaxTextureLevels <= MAX_TEXTURE_LEVELS); + assert(ctx->Const.Max3DTextureLevels <= MAX_3D_TEXTURE_LEVELS); + assert(ctx->Const.MaxCubeTextureLevels <= MAX_CUBE_TEXTURE_LEVELS); + assert(ctx->Const.MaxTextureRectSize <= MAX_TEXTURE_RECT_SIZE); /* make sure largest texture image is <= MAX_WIDTH in size */ - assert((1 << (ctx->Const.MaxTextureLevels -1 )) <= MAX_WIDTH); - assert((1 << (ctx->Const.MaxCubeTextureLevels -1 )) <= MAX_WIDTH); - assert((1 << (ctx->Const.Max3DTextureLevels -1 )) <= MAX_WIDTH); + assert((1 << (ctx->Const.MaxTextureLevels - 1)) <= MAX_WIDTH); + assert((1 << (ctx->Const.MaxCubeTextureLevels - 1)) <= MAX_WIDTH); + assert((1 << (ctx->Const.Max3DTextureLevels - 1)) <= MAX_WIDTH); + + assert(ctx->Const.MaxViewportWidth <= MAX_WIDTH); + assert(ctx->Const.MaxViewportHeight <= MAX_WIDTH); assert(ctx->Const.MaxDrawBuffers <= MAX_DRAW_BUFFERS); -- 2.11.0