diff options
Diffstat (limited to 'mesalib/src/mesa/main/api_validate.c')
-rw-r--r-- | mesalib/src/mesa/main/api_validate.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/mesalib/src/mesa/main/api_validate.c b/mesalib/src/mesa/main/api_validate.c index e71e5a6ce..4fb7b5ad6 100644 --- a/mesalib/src/mesa/main/api_validate.c +++ b/mesalib/src/mesa/main/api_validate.c @@ -28,7 +28,6 @@ #include "context.h" #include "imports.h" #include "mtypes.h" -#include "state.h" #include "vbo/vbo.h" @@ -124,6 +123,12 @@ check_valid_to_render(GLcontext *ctx, const char *function) return GL_TRUE; } + +/** + * Do bounds checking on array element indexes. Check that the vertices + * pointed to by the indices don't lie outside buffer object bounds. + * \return GL_TRUE if OK, GL_FALSE if any indexed vertex goes is out of bounds + */ static GLboolean check_index_bounds(GLcontext *ctx, GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex) @@ -148,17 +153,18 @@ check_index_bounds(GLcontext *ctx, GLsizei count, GLenum type, vbo_get_minmax_index(ctx, &prim, &ib, &min, &max); - if (min + basevertex < 0 || + if ((int)(min + basevertex) < 0 || max + basevertex > ctx->Array.ArrayObj->_MaxElement) { /* the max element is out of bounds of one or more enabled arrays */ - _mesa_warning(ctx, "glDrawElements() index=%u is " - "out of bounds (max=%u)", max, ctx->Array.ArrayObj->_MaxElement); + _mesa_warning(ctx, "glDrawElements() index=%u is out of bounds (max=%u)", + max, ctx->Array.ArrayObj->_MaxElement); return GL_FALSE; } return GL_TRUE; } + /** * Error checking for glDrawElements(). Includes parameter checking * and VBO bounds checking. @@ -190,9 +196,6 @@ _mesa_validate_DrawElements(GLcontext *ctx, return GL_FALSE; } - if (ctx->NewState) - _mesa_update_state(ctx); - if (!check_valid_to_render(ctx, "glDrawElements")) return GL_FALSE; @@ -254,9 +257,6 @@ _mesa_validate_DrawRangeElements(GLcontext *ctx, GLenum mode, return GL_FALSE; } - if (ctx->NewState) - _mesa_update_state(ctx); - if (!check_valid_to_render(ctx, "glDrawRangeElements")) return GL_FALSE; @@ -304,9 +304,6 @@ _mesa_validate_DrawArrays(GLcontext *ctx, return GL_FALSE; } - if (ctx->NewState) - _mesa_update_state(ctx); - if (!check_valid_to_render(ctx, "glDrawArrays")) return GL_FALSE; |