diff options
| -rw-r--r-- | src/mesa/es/main/drawtex.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/mesa/es/main/drawtex.c b/src/mesa/es/main/drawtex.c index af055d07d2..1462807f9d 100644 --- a/src/mesa/es/main/drawtex.c +++ b/src/mesa/es/main/drawtex.c @@ -35,6 +35,11 @@ static INLINE void draw_texture(GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z, GLfloat width, GLfloat height) { + if (!ctx->Extensions.OES_draw_texture) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glDrawTex(unsupported)"); + return; + } if (width <= 0.0f || height <= 0.0f) { _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTex(width or height <= 0)"); return; @@ -43,8 +48,8 @@ draw_texture(GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z, if (ctx->NewState) _mesa_update_state(ctx); - if (ctx->Driver.DrawTex) - ctx->Driver.DrawTex(ctx, x, y, z, width, height); + ASSERT(ctx->Driver.DrawTex); + ctx->Driver.DrawTex(ctx, x, y, z, width, height); } |